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Posted to commits@syncope.apache.org by il...@apache.org on 2017/08/28 09:13:22 UTC

[7/8] syncope git commit: [SYNCOPE-1054] Replacing Activiti with Flowable - still 5.x

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/ActivitiUserWorkflowAdapter.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/ActivitiUserWorkflowAdapter.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/ActivitiUserWorkflowAdapter.java
deleted file mode 100644
index bf5a18f..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/ActivitiUserWorkflowAdapter.java
+++ /dev/null
@@ -1,927 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.node.ObjectNode;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.stream.Collectors;
-import javax.annotation.Resource;
-import org.activiti.bpmn.converter.BpmnXMLConverter;
-import org.activiti.bpmn.model.BpmnModel;
-import org.activiti.editor.constants.ModelDataJsonConstants;
-import org.activiti.editor.language.json.converter.BpmnJsonConverter;
-import org.activiti.engine.ActivitiException;
-import org.activiti.engine.form.FormProperty;
-import org.activiti.engine.form.FormType;
-import org.activiti.engine.form.TaskFormData;
-import org.activiti.engine.history.HistoricActivityInstance;
-import org.activiti.engine.history.HistoricTaskInstance;
-import org.activiti.engine.impl.persistence.entity.HistoricFormPropertyEntity;
-import org.activiti.engine.query.Query;
-import org.activiti.engine.repository.Deployment;
-import org.activiti.engine.repository.Model;
-import org.activiti.engine.repository.ProcessDefinition;
-import org.activiti.engine.runtime.ProcessInstance;
-import org.activiti.engine.task.Task;
-import org.apache.commons.io.IOUtils;
-import org.apache.commons.lang3.StringUtils;
-import org.apache.commons.lang3.tuple.ImmutablePair;
-import org.apache.commons.lang3.tuple.Pair;
-import org.apache.syncope.common.lib.SyncopeClientException;
-import org.apache.syncope.common.lib.patch.PasswordPatch;
-import org.apache.syncope.common.lib.patch.UserPatch;
-import org.apache.syncope.common.lib.to.UserTO;
-import org.apache.syncope.common.lib.to.WorkflowDefinitionTO;
-import org.apache.syncope.common.lib.to.WorkflowFormPropertyTO;
-import org.apache.syncope.common.lib.to.WorkflowFormTO;
-import org.apache.syncope.core.provisioning.api.PropagationByResource;
-import org.apache.syncope.common.lib.types.ResourceOperation;
-import org.apache.syncope.common.lib.types.WorkflowFormPropertyType;
-import org.apache.syncope.core.spring.security.AuthContextUtils;
-import org.apache.syncope.core.spring.BeanUtils;
-import org.apache.syncope.core.persistence.api.attrvalue.validation.InvalidEntityException;
-import org.apache.syncope.core.persistence.api.attrvalue.validation.ParsingValidationException;
-import org.apache.syncope.core.persistence.api.dao.NotFoundException;
-import org.apache.syncope.core.persistence.api.entity.user.User;
-import org.apache.syncope.core.provisioning.api.WorkflowResult;
-import org.apache.syncope.core.workflow.activiti.spring.DomainProcessEngine;
-import org.apache.syncope.core.workflow.api.WorkflowDefinitionFormat;
-import org.apache.syncope.core.workflow.api.WorkflowException;
-import org.apache.syncope.core.workflow.java.AbstractUserWorkflowAdapter;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.transaction.annotation.Transactional;
-
-/**
- * <a href="http://www.activiti.org/">Activiti</a> based implementation.
- */
-public class ActivitiUserWorkflowAdapter extends AbstractUserWorkflowAdapter {
-
-    protected static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
-
-    protected static final String[] PROPERTY_IGNORE_PROPS = { "type" };
-
-    public static final String WF_PROCESS_ID = "userWorkflow";
-
-    public static final String USER = "user";
-
-    public static final String WF_EXECUTOR = "wfExecutor";
-
-    public static final String FORM_SUBMITTER = "formSubmitter";
-
-    public static final String USER_TO = "userTO";
-
-    public static final String ENABLED = "enabled";
-
-    public static final String USER_PATCH = "userPatch";
-
-    public static final String EMAIL_KIND = "emailKind";
-
-    public static final String TASK = "task";
-
-    public static final String TOKEN = "token";
-
-    public static final String PASSWORD = "password";
-
-    public static final String PROP_BY_RESOURCE = "propByResource";
-
-    public static final String PROPAGATE_ENABLE = "propagateEnable";
-
-    public static final String ENCRYPTED_PWD = "encryptedPwd";
-
-    public static final String TASK_IS_FORM = "taskIsForm";
-
-    public static final String MODEL_DATA_JSON_MODEL = "model";
-
-    public static final String STORE_PASSWORD = "storePassword";
-
-    public static final String EVENT = "event";
-
-    @Resource(name = "adminUser")
-    protected String adminUser;
-
-    @Autowired
-    protected DomainProcessEngine engine;
-
-    @Override
-    public String getPrefix() {
-        return "ACT_";
-    }
-
-    protected void throwException(final ActivitiException e, final String defaultMessage) {
-        if (e.getCause() != null) {
-            if (e.getCause().getCause() instanceof SyncopeClientException) {
-                throw (SyncopeClientException) e.getCause().getCause();
-            } else if (e.getCause().getCause() instanceof ParsingValidationException) {
-                throw (ParsingValidationException) e.getCause().getCause();
-            } else if (e.getCause().getCause() instanceof InvalidEntityException) {
-                throw (InvalidEntityException) e.getCause().getCause();
-            }
-        }
-
-        throw new WorkflowException(defaultMessage, e);
-    }
-
-    protected void updateStatus(final User user) {
-        List<Task> tasks = engine.getTaskService().createTaskQuery().processInstanceId(user.getWorkflowId()).list();
-        if (tasks.isEmpty() || tasks.size() > 1) {
-            LOG.warn("While setting user status: unexpected task number ({})", tasks.size());
-        } else {
-            user.setStatus(tasks.get(0).getTaskDefinitionKey());
-        }
-    }
-
-    protected String getFormTask(final User user) {
-        String result = null;
-
-        List<Task> tasks = engine.getTaskService().createTaskQuery().processInstanceId(user.getWorkflowId()).list();
-        if (tasks.isEmpty() || tasks.size() > 1) {
-            LOG.debug("While checking if form task: unexpected task number ({})", tasks.size());
-        } else {
-            try {
-                TaskFormData formData = engine.getFormService().getTaskFormData(tasks.get(0).getId());
-                if (formData != null && !formData.getFormProperties().isEmpty()) {
-                    result = tasks.get(0).getId();
-                }
-            } catch (ActivitiException e) {
-                LOG.warn("Could not get task form data", e);
-            }
-        }
-
-        return result;
-    }
-
-    protected Set<String> getPerformedTasks(final User user) {
-        final Set<String> result = new HashSet<>();
-
-        engine.getHistoryService().createHistoricActivityInstanceQuery().
-                executionId(user.getWorkflowId()).list().
-                forEach(task -> result.add(task.getActivityId()));
-
-        return result;
-    }
-
-    /**
-     * Saves resources to be propagated and password for later - after form submission - propagation.
-     *
-     * @param user user
-     * @param password password
-     * @param propByRes current propagation actions against resources
-     */
-    protected void saveForFormSubmit(final User user, final String password, final PropagationByResource propByRes) {
-        String formTaskId = getFormTask(user);
-        if (formTaskId != null) {
-            // SYNCOPE-238: This is needed to simplify the task query in this.getForms()
-            engine.getTaskService().setVariableLocal(formTaskId, TASK_IS_FORM, Boolean.TRUE);
-            engine.getRuntimeService().setVariable(user.getWorkflowId(), PROP_BY_RESOURCE, propByRes);
-            if (propByRes != null) {
-                propByRes.clear();
-            }
-
-            if (StringUtils.isNotBlank(password)) {
-                engine.getRuntimeService().setVariable(user.getWorkflowId(), ENCRYPTED_PWD, encrypt(password));
-            }
-        }
-    }
-
-    @Override
-    protected WorkflowResult<Pair<String, Boolean>> doCreate(
-            final UserTO userTO,
-            final boolean disablePwdPolicyCheck,
-            final Boolean enabled,
-            final boolean storePassword) {
-
-        Map<String, Object> variables = new HashMap<>();
-        variables.put(WF_EXECUTOR, AuthContextUtils.getUsername());
-        variables.put(USER_TO, userTO);
-        variables.put(ENABLED, enabled);
-        variables.put(STORE_PASSWORD, storePassword);
-
-        ProcessInstance processInstance = null;
-        try {
-            processInstance = engine.getRuntimeService().startProcessInstanceByKey(WF_PROCESS_ID, variables);
-        } catch (ActivitiException e) {
-            throwException(e, "While starting " + WF_PROCESS_ID + " instance");
-        }
-
-        User user = engine.getRuntimeService().getVariable(processInstance.getProcessInstanceId(), USER, User.class);
-
-        Boolean updatedEnabled =
-                engine.getRuntimeService().getVariable(processInstance.getProcessInstanceId(), ENABLED, Boolean.class);
-        if (updatedEnabled != null) {
-            user.setSuspended(!updatedEnabled);
-        }
-
-        // this will make UserValidator not to consider password policies at all
-        if (disablePwdPolicyCheck) {
-            user.removeClearPassword();
-        }
-
-        updateStatus(user);
-        user = userDAO.save(user);
-
-        Boolean propagateEnable = engine.getRuntimeService().getVariable(
-                processInstance.getProcessInstanceId(), PROPAGATE_ENABLE, Boolean.class);
-        if (propagateEnable == null) {
-            propagateEnable = enabled;
-        }
-
-        PropagationByResource propByRes = new PropagationByResource();
-        propByRes.set(ResourceOperation.CREATE, userDAO.findAllResourceKeys(user.getKey()));
-
-        saveForFormSubmit(user, userTO.getPassword(), propByRes);
-
-        Set<String> tasks = getPerformedTasks(user);
-
-        return new WorkflowResult<>(new ImmutablePair<>(user.getKey(), propagateEnable), propByRes, tasks);
-    }
-
-    protected Set<String> doExecuteTask(final User user, final String task, final Map<String, Object> moreVariables) {
-        Set<String> preTasks = getPerformedTasks(user);
-
-        Map<String, Object> variables = new HashMap<>();
-        variables.put(WF_EXECUTOR, AuthContextUtils.getUsername());
-        variables.put(TASK, task);
-
-        // using BeanUtils to access all user's properties and trigger lazy loading - we are about to
-        // serialize a User instance for availability within workflow tasks, and this breaks transactions
-        BeanUtils.copyProperties(user, entityFactory.newEntity(User.class));
-        variables.put(USER, user);
-
-        if (moreVariables != null && !moreVariables.isEmpty()) {
-            variables.putAll(moreVariables);
-        }
-
-        if (StringUtils.isBlank(user.getWorkflowId())) {
-            throw new WorkflowException(new NotFoundException("Empty workflow id for " + user));
-        }
-
-        List<Task> tasks = engine.getTaskService().createTaskQuery().processInstanceId(user.getWorkflowId()).list();
-        if (tasks.size() == 1) {
-            try {
-                engine.getTaskService().complete(tasks.get(0).getId(), variables);
-            } catch (ActivitiException e) {
-                throwException(e, "While completing task '" + tasks.get(0).getName() + "' for " + user);
-            }
-        } else {
-            LOG.warn("Expected a single task, found {}", tasks.size());
-        }
-
-        Set<String> postTasks = getPerformedTasks(user);
-        postTasks.removeAll(preTasks);
-        postTasks.add(task);
-
-        return postTasks;
-    }
-
-    @Override
-    protected WorkflowResult<String> doActivate(final User user, final String token) {
-        Set<String> tasks = doExecuteTask(user, "activate", Collections.singletonMap(TOKEN, (Object) token));
-
-        updateStatus(user);
-        User updated = userDAO.save(user);
-
-        return new WorkflowResult<>(updated.getKey(), null, tasks);
-    }
-
-    @Override
-    protected WorkflowResult<Pair<UserPatch, Boolean>> doUpdate(final User user, final UserPatch userPatch) {
-        Set<String> tasks = doExecuteTask(user, "update", Collections.singletonMap(USER_PATCH, (Object) userPatch));
-
-        updateStatus(user);
-        User updated = userDAO.save(user);
-
-        PropagationByResource propByRes = engine.getRuntimeService().getVariable(
-                user.getWorkflowId(), PROP_BY_RESOURCE, PropagationByResource.class);
-        UserPatch updatedPatch = engine.getRuntimeService().getVariable(
-                user.getWorkflowId(), USER_PATCH, UserPatch.class);
-
-        saveForFormSubmit(
-                updated, updatedPatch.getPassword() == null ? null : updatedPatch.getPassword().getValue(), propByRes);
-
-        Boolean propagateEnable = engine.getRuntimeService().getVariable(
-                user.getWorkflowId(), PROPAGATE_ENABLE, Boolean.class);
-
-        return new WorkflowResult<>(new ImmutablePair<>(updatedPatch, propagateEnable), propByRes, tasks);
-    }
-
-    @Override
-    public WorkflowResult<String> requestCertify(final User user) {
-        String authUser = AuthContextUtils.getUsername();
-        engine.getRuntimeService().setVariable(user.getWorkflowId(), FORM_SUBMITTER, authUser);
-
-        LOG.debug("Executing request-certify");
-        Set<String> performedTasks = doExecuteTask(user, "request-certify", null);
-
-        PropagationByResource propByRes = engine.getRuntimeService().getVariable(
-                user.getWorkflowId(), PROP_BY_RESOURCE, PropagationByResource.class);
-
-        saveForFormSubmit(user, null, propByRes);
-
-        return new WorkflowResult<>(user.getKey(), null, performedTasks);
-    }
-
-    @Override
-    protected WorkflowResult<String> doSuspend(final User user) {
-        Set<String> performedTasks = doExecuteTask(user, "suspend", null);
-        updateStatus(user);
-        User updated = userDAO.save(user);
-
-        return new WorkflowResult<>(updated.getKey(), null, performedTasks);
-    }
-
-    @Override
-    protected WorkflowResult<String> doReactivate(final User user) {
-        Set<String> performedTasks = doExecuteTask(user, "reactivate", null);
-        updateStatus(user);
-
-        User updated = userDAO.save(user);
-
-        return new WorkflowResult<>(updated.getKey(), null, performedTasks);
-    }
-
-    @Override
-    protected void doRequestPasswordReset(final User user) {
-        Map<String, Object> variables = new HashMap<>(2);
-        variables.put(USER_TO, dataBinder.getUserTO(user, true));
-        variables.put(EVENT, "requestPasswordReset");
-
-        doExecuteTask(user, "requestPasswordReset", variables);
-        userDAO.save(user);
-    }
-
-    @Override
-    protected WorkflowResult<Pair<UserPatch, Boolean>> doConfirmPasswordReset(
-            final User user, final String token, final String password) {
-
-        Map<String, Object> variables = new HashMap<>(4);
-        variables.put(TOKEN, token);
-        variables.put(PASSWORD, password);
-        variables.put(USER_TO, dataBinder.getUserTO(user, true));
-        variables.put(EVENT, "confirmPasswordReset");
-
-        Set<String> tasks = doExecuteTask(user, "confirmPasswordReset", variables);
-
-        userDAO.save(user);
-
-        PropagationByResource propByRes = engine.getRuntimeService().getVariable(
-                user.getWorkflowId(), PROP_BY_RESOURCE, PropagationByResource.class);
-        UserPatch updatedPatch = engine.getRuntimeService().getVariable(
-                user.getWorkflowId(), USER_PATCH, UserPatch.class);
-        Boolean propagateEnable = engine.getRuntimeService().getVariable(
-                user.getWorkflowId(), PROPAGATE_ENABLE, Boolean.class);
-
-        return new WorkflowResult<>(new ImmutablePair<>(updatedPatch, propagateEnable), propByRes, tasks);
-    }
-
-    @Override
-    protected void doDelete(final User user) {
-        doExecuteTask(user, "delete", null);
-
-        PropagationByResource propByRes = new PropagationByResource();
-        propByRes.set(ResourceOperation.DELETE, userDAO.findAllResourceKeys(user.getKey()));
-
-        saveForFormSubmit(user, null, propByRes);
-
-        if (engine.getRuntimeService().createProcessInstanceQuery().
-                processInstanceId(user.getWorkflowId()).active().list().isEmpty()) {
-
-            userDAO.delete(user.getKey());
-
-            if (!engine.getHistoryService().createHistoricProcessInstanceQuery().
-                    processInstanceId(user.getWorkflowId()).list().isEmpty()) {
-
-                engine.getHistoryService().deleteHistoricProcessInstance(user.getWorkflowId());
-            }
-        } else {
-            updateStatus(user);
-            userDAO.save(user);
-        }
-    }
-
-    @Override
-    public WorkflowResult<String> execute(final UserTO userTO, final String taskId) {
-        User user = userDAO.authFind(userTO.getKey());
-
-        final Map<String, Object> variables = new HashMap<>();
-        variables.put(USER_TO, userTO);
-
-        Set<String> performedTasks = doExecuteTask(user, taskId, variables);
-        updateStatus(user);
-        User updated = userDAO.save(user);
-
-        return new WorkflowResult<>(updated.getKey(), null, performedTasks);
-    }
-
-    protected WorkflowFormPropertyType fromActivitiFormType(final FormType activitiFormType) {
-        WorkflowFormPropertyType result = WorkflowFormPropertyType.String;
-
-        if ("string".equals(activitiFormType.getName())) {
-            result = WorkflowFormPropertyType.String;
-        }
-        if ("long".equals(activitiFormType.getName())) {
-            result = WorkflowFormPropertyType.Long;
-        }
-        if ("enum".equals(activitiFormType.getName())) {
-            result = WorkflowFormPropertyType.Enum;
-        }
-        if ("date".equals(activitiFormType.getName())) {
-            result = WorkflowFormPropertyType.Date;
-        }
-        if ("boolean".equals(activitiFormType.getName())) {
-            result = WorkflowFormPropertyType.Boolean;
-        }
-
-        return result;
-    }
-
-    protected WorkflowFormTO getFormTO(final Task task) {
-        return getFormTO(task, engine.getFormService().getTaskFormData(task.getId()));
-    }
-
-    protected WorkflowFormTO getFormTO(final Task task, final TaskFormData fd) {
-        WorkflowFormTO formTO =
-                getFormTO(task.getProcessInstanceId(), task.getId(), fd.getFormKey(), fd.getFormProperties());
-        BeanUtils.copyProperties(task, formTO);
-
-        return formTO;
-    }
-
-    protected WorkflowFormTO getFormTO(final HistoricTaskInstance task) {
-        final List<HistoricFormPropertyEntity> props = new ArrayList<>();
-
-        engine.getHistoryService().createHistoricDetailQuery().taskId(task.getId()).list().stream().
-                filter(historicDetail -> (historicDetail instanceof HistoricFormPropertyEntity)).
-                forEachOrdered(historicDetail -> props.add((HistoricFormPropertyEntity) historicDetail));
-
-        WorkflowFormTO formTO = getHistoricFormTO(
-                task.getProcessInstanceId(), task.getId(), task.getFormKey(), props);
-        BeanUtils.copyProperties(task, formTO);
-
-        HistoricActivityInstance historicActivityInstance = engine.getHistoryService().
-                createHistoricActivityInstanceQuery().
-                executionId(task.getExecutionId()).activityType("userTask").activityName(task.getName()).singleResult();
-
-        if (historicActivityInstance != null) {
-            formTO.setCreateTime(historicActivityInstance.getStartTime());
-            formTO.setDueDate(historicActivityInstance.getEndTime());
-        }
-
-        return formTO;
-    }
-
-    protected WorkflowFormTO getHistoricFormTO(
-            final String processInstanceId,
-            final String taskId,
-            final String formKey,
-            final List<HistoricFormPropertyEntity> props) {
-
-        WorkflowFormTO formTO = new WorkflowFormTO();
-
-        User user = userDAO.findByWorkflowId(processInstanceId);
-        if (user == null) {
-            throw new NotFoundException("User with workflow id " + processInstanceId);
-        }
-        formTO.setUsername(user.getUsername());
-
-        formTO.setTaskId(taskId);
-        formTO.setKey(formKey);
-
-        formTO.setUserTO(engine.getRuntimeService().getVariable(processInstanceId, USER_TO, UserTO.class));
-        formTO.setUserPatch(engine.getRuntimeService().getVariable(processInstanceId, USER_PATCH, UserPatch.class));
-
-        props.stream().map(prop -> {
-            WorkflowFormPropertyTO propertyTO = new WorkflowFormPropertyTO();
-            propertyTO.setId(prop.getPropertyId());
-            propertyTO.setName(prop.getPropertyId());
-            propertyTO.setValue(prop.getPropertyValue());
-            return propertyTO;
-        }).forEachOrdered(propertyTO -> formTO.getProperties().add(propertyTO));
-
-        return formTO;
-    }
-
-    @SuppressWarnings("unchecked")
-    protected WorkflowFormTO getFormTO(
-            final String processInstanceId,
-            final String taskId,
-            final String formKey,
-            final List<FormProperty> properties) {
-
-        WorkflowFormTO formTO = new WorkflowFormTO();
-
-        User user = userDAO.findByWorkflowId(processInstanceId);
-        if (user == null) {
-            throw new NotFoundException("User with workflow id " + processInstanceId);
-        }
-        formTO.setUsername(user.getUsername());
-
-        formTO.setTaskId(taskId);
-        formTO.setKey(formKey);
-
-        formTO.setUserTO(engine.getRuntimeService().getVariable(processInstanceId, USER_TO, UserTO.class));
-        formTO.setUserPatch(engine.getRuntimeService().getVariable(processInstanceId, USER_PATCH, UserPatch.class));
-
-        properties.stream().map(fProp -> {
-            WorkflowFormPropertyTO propertyTO = new WorkflowFormPropertyTO();
-            BeanUtils.copyProperties(fProp, propertyTO, PROPERTY_IGNORE_PROPS);
-            propertyTO.setType(fromActivitiFormType(fProp.getType()));
-            if (propertyTO.getType() == WorkflowFormPropertyType.Date) {
-                propertyTO.setDatePattern((String) fProp.getType().getInformation("datePattern"));
-            }
-            if (propertyTO.getType() == WorkflowFormPropertyType.Enum) {
-                propertyTO.getEnumValues().putAll((Map<String, String>) fProp.getType().getInformation("values"));
-            }
-            return propertyTO;
-        }).forEachOrdered(propertyTO -> formTO.getProperties().add(propertyTO));
-
-        return formTO;
-    }
-
-    @Transactional(readOnly = true)
-    @Override
-    public List<WorkflowFormTO> getForms() {
-        List<WorkflowFormTO> forms = new ArrayList<>();
-
-        String authUser = AuthContextUtils.getUsername();
-        if (adminUser.equals(authUser)) {
-            forms.addAll(getForms(engine.getTaskService().createTaskQuery().
-                    taskVariableValueEquals(TASK_IS_FORM, Boolean.TRUE)));
-        } else {
-            User user = userDAO.findByUsername(authUser);
-            if (user == null) {
-                throw new NotFoundException("Syncope User " + authUser);
-            }
-
-            forms.addAll(getForms(engine.getTaskService().createTaskQuery().
-                    taskVariableValueEquals(TASK_IS_FORM, Boolean.TRUE).
-                    taskCandidateOrAssigned(user.getKey())));
-
-            List<String> candidateGroups = new ArrayList<>();
-            userDAO.findAllGroupNames(user).forEach(groupName -> candidateGroups.add(groupName));
-            if (!candidateGroups.isEmpty()) {
-                forms.addAll(getForms(engine.getTaskService().createTaskQuery().
-                        taskVariableValueEquals(TASK_IS_FORM, Boolean.TRUE).
-                        taskCandidateGroupIn(candidateGroups)));
-            }
-        }
-
-        return forms;
-    }
-
-    protected <T extends Query<?, ?>, U extends Object> List<WorkflowFormTO> getForms(final Query<T, U> query) {
-        List<WorkflowFormTO> forms = new ArrayList<>();
-
-        query.list().forEach(obj -> {
-            try {
-                if (obj instanceof HistoricTaskInstance) {
-                    forms.add(getFormTO((HistoricTaskInstance) obj));
-                } else if (obj instanceof Task) {
-                    forms.add(getFormTO((Task) obj));
-                } else {
-                    throw new ActivitiException(
-                            "Failure retrieving form", new IllegalArgumentException("Invalid task type"));
-                }
-            } catch (ActivitiException e) {
-                LOG.debug("No form found for task {}", obj, e);
-            }
-        });
-
-        return forms;
-    }
-
-    @Override
-    public WorkflowFormTO getForm(final String workflowId) {
-        Task task;
-        try {
-            task = engine.getTaskService().createTaskQuery().processInstanceId(workflowId).singleResult();
-        } catch (ActivitiException e) {
-            throw new WorkflowException("While reading form for workflow instance " + workflowId, e);
-        }
-
-        TaskFormData formData;
-        try {
-            formData = engine.getFormService().getTaskFormData(task.getId());
-        } catch (ActivitiException e) {
-            LOG.debug("No form found for task {}", task.getId(), e);
-            formData = null;
-        }
-
-        WorkflowFormTO result = null;
-        if (formData != null && !formData.getFormProperties().isEmpty()) {
-            result = getFormTO(task);
-        }
-
-        return result;
-    }
-
-    protected Pair<Task, TaskFormData> checkTask(final String taskId, final String authUser) {
-        Task task;
-        try {
-            task = engine.getTaskService().createTaskQuery().taskId(taskId).singleResult();
-            if (task == null) {
-                throw new ActivitiException("NULL result");
-            }
-        } catch (ActivitiException e) {
-            throw new NotFoundException("Activiti Task " + taskId, e);
-        }
-
-        TaskFormData formData;
-        try {
-            formData = engine.getFormService().getTaskFormData(task.getId());
-        } catch (ActivitiException e) {
-            throw new NotFoundException("Form for Activiti Task " + taskId, e);
-        }
-
-        if (!adminUser.equals(authUser)) {
-            User user = userDAO.findByUsername(authUser);
-            if (user == null) {
-                throw new NotFoundException("Syncope User " + authUser);
-            }
-        }
-
-        return new ImmutablePair<>(task, formData);
-    }
-
-    @Override
-    public WorkflowFormTO claimForm(final String taskId) {
-        String authUser = AuthContextUtils.getUsername();
-        Pair<Task, TaskFormData> checked = checkTask(taskId, authUser);
-
-        if (!adminUser.equals(authUser)) {
-            List<Task> tasksForUser = engine.getTaskService().createTaskQuery().taskId(taskId).taskCandidateUser(
-                    authUser).list();
-            if (tasksForUser.isEmpty()) {
-                throw new WorkflowException(
-                        new IllegalArgumentException(authUser + " is not candidate for task " + taskId));
-            }
-        }
-
-        Task task;
-        try {
-            engine.getTaskService().setOwner(taskId, authUser);
-            task = engine.getTaskService().createTaskQuery().taskId(taskId).singleResult();
-        } catch (ActivitiException e) {
-            throw new WorkflowException("While reading task " + taskId, e);
-        }
-
-        return getFormTO(task, checked.getValue());
-    }
-
-    private Map<String, String> getPropertiesForSubmit(final WorkflowFormTO form) {
-        Map<String, String> props = new HashMap<>();
-        form.getProperties().stream().
-                filter(prop -> (prop.isWritable())).
-                forEachOrdered(prop -> props.put(prop.getId(), prop.getValue()));
-
-        return Collections.unmodifiableMap(props);
-    }
-
-    @Override
-    public WorkflowResult<UserPatch> submitForm(final WorkflowFormTO form) {
-        String authUser = AuthContextUtils.getUsername();
-        Pair<Task, TaskFormData> checked = checkTask(form.getTaskId(), authUser);
-
-        if (!checked.getKey().getOwner().equals(authUser)) {
-            throw new WorkflowException(new IllegalArgumentException("Task " + form.getTaskId() + " assigned to "
-                    + checked.getKey().getOwner() + " but submitted by " + authUser));
-        }
-
-        User user = userDAO.findByWorkflowId(checked.getKey().getProcessInstanceId());
-        if (user == null) {
-            throw new NotFoundException("User with workflow id " + checked.getKey().getProcessInstanceId());
-        }
-
-        Set<String> preTasks = getPerformedTasks(user);
-        try {
-            engine.getFormService().submitTaskFormData(form.getTaskId(), getPropertiesForSubmit(form));
-            engine.getRuntimeService().setVariable(user.getWorkflowId(), FORM_SUBMITTER, authUser);
-        } catch (ActivitiException e) {
-            throwException(e, "While submitting form for task " + form.getTaskId());
-        }
-
-        Set<String> postTasks = getPerformedTasks(user);
-        postTasks.removeAll(preTasks);
-        postTasks.add(form.getTaskId());
-
-        updateStatus(user);
-        User updated = userDAO.save(user);
-
-        // see if there is any propagation to be done
-        PropagationByResource propByRes = engine.getRuntimeService().getVariable(
-                user.getWorkflowId(), PROP_BY_RESOURCE, PropagationByResource.class);
-
-        // fetch - if available - the encrypted password
-        String clearPassword = null;
-        String encryptedPwd = engine.getRuntimeService().getVariable(user.getWorkflowId(), ENCRYPTED_PWD, String.class);
-        if (StringUtils.isNotBlank(encryptedPwd)) {
-            clearPassword = decrypt(encryptedPwd);
-        }
-
-        // supports approval chains
-        saveForFormSubmit(user, clearPassword, propByRes);
-
-        UserPatch userPatch = engine.getRuntimeService().getVariable(user.getWorkflowId(), USER_PATCH, UserPatch.class);
-        if (userPatch == null) {
-            userPatch = new UserPatch();
-            userPatch.setKey(updated.getKey());
-            userPatch.setPassword(new PasswordPatch.Builder().onSyncope(true).value(clearPassword).build());
-
-            if (propByRes != null) {
-                userPatch.getPassword().getResources().addAll(propByRes.get(ResourceOperation.CREATE));
-            }
-        }
-
-        return new WorkflowResult<>(userPatch, propByRes, postTasks);
-    }
-
-    protected Model getModel(final ProcessDefinition procDef) {
-        try {
-            Model model = engine.getRepositoryService().createModelQuery().
-                    deploymentId(procDef.getDeploymentId()).singleResult();
-            if (model == null) {
-                throw new NotFoundException("Could not find Model for deployment " + procDef.getDeploymentId());
-            }
-            return model;
-        } catch (Exception e) {
-            throw new WorkflowException("While accessing process " + procDef.getKey(), e);
-        }
-    }
-
-    @Override
-    public List<WorkflowDefinitionTO> getDefinitions() {
-        try {
-            return engine.getRepositoryService().createProcessDefinitionQuery().latestVersion().list().stream().
-                    map(procDef -> {
-                        WorkflowDefinitionTO defTO = new WorkflowDefinitionTO();
-                        defTO.setKey(procDef.getKey());
-                        defTO.setName(procDef.getName());
-
-                        try {
-                            defTO.setModelId(getModel(procDef).getId());
-                        } catch (NotFoundException e) {
-                            LOG.warn("No model found for definition {}, ignoring", procDef.getDeploymentId(), e);
-                        }
-
-                        defTO.setMain(WF_PROCESS_ID.equals(procDef.getKey()));
-
-                        return defTO;
-                    }).collect(Collectors.toList());
-        } catch (ActivitiException e) {
-            throw new WorkflowException("While listing available process definitions", e);
-        }
-    }
-
-    protected ProcessDefinition getProcessDefinitionByKey(final String key) {
-        try {
-            return engine.getRepositoryService().createProcessDefinitionQuery().
-                    processDefinitionKey(key).latestVersion().singleResult();
-        } catch (ActivitiException e) {
-            throw new WorkflowException("While accessing process " + key, e);
-        }
-
-    }
-
-    protected ProcessDefinition getProcessDefinitionByDeploymentId(final String deploymentId) {
-        try {
-            return engine.getRepositoryService().createProcessDefinitionQuery().
-                    deploymentId(deploymentId).latestVersion().singleResult();
-        } catch (ActivitiException e) {
-            throw new WorkflowException("While accessing deployment " + deploymentId, e);
-        }
-
-    }
-
-    protected void exportProcessModel(final String key, final OutputStream os) {
-        Model model = getModel(getProcessDefinitionByKey(key));
-
-        try {
-            ObjectNode modelNode = (ObjectNode) OBJECT_MAPPER.readTree(model.getMetaInfo());
-            modelNode.put(ModelDataJsonConstants.MODEL_ID, model.getId());
-            modelNode.replace(MODEL_DATA_JSON_MODEL,
-                    OBJECT_MAPPER.readTree(engine.getRepositoryService().getModelEditorSource(model.getId())));
-
-            os.write(modelNode.toString().getBytes());
-        } catch (IOException e) {
-            LOG.error("While exporting workflow definition {}", model.getId(), e);
-        }
-    }
-
-    protected void exportProcessResource(final String deploymentId, final String resourceName, final OutputStream os) {
-        InputStream procDefIS = engine.getRepositoryService().
-                getResourceAsStream(deploymentId, resourceName);
-        try {
-            IOUtils.copy(procDefIS, os);
-        } catch (IOException e) {
-            LOG.error("While exporting {}", resourceName, e);
-        } finally {
-            IOUtils.closeQuietly(procDefIS);
-        }
-    }
-
-    @Override
-    public void exportDefinition(final String key, final WorkflowDefinitionFormat format, final OutputStream os) {
-        switch (format) {
-            case JSON:
-                exportProcessModel(key, os);
-                break;
-
-            case XML:
-            default:
-                ProcessDefinition procDef = getProcessDefinitionByKey(key);
-                exportProcessResource(procDef.getDeploymentId(), procDef.getResourceName(), os);
-        }
-    }
-
-    @Override
-    public void exportDiagram(final String key, final OutputStream os) {
-        ProcessDefinition procDef = getProcessDefinitionByKey(key);
-        if (procDef == null) {
-            throw new NotFoundException("Workflow process definition for " + key);
-        }
-        exportProcessResource(procDef.getDeploymentId(), procDef.getDiagramResourceName(), os);
-    }
-
-    @Override
-    public void importDefinition(final String key, final WorkflowDefinitionFormat format, final String definition) {
-        ProcessDefinition procDef = getProcessDefinitionByKey(key);
-        String resourceName = procDef == null ? key + ".bpmn20.xml" : procDef.getResourceName();
-        Deployment deployment;
-        switch (format) {
-            case JSON:
-                JsonNode definitionNode;
-                try {
-                    definitionNode = OBJECT_MAPPER.readTree(definition);
-                    if (definitionNode.has(MODEL_DATA_JSON_MODEL)) {
-                        definitionNode = definitionNode.get(MODEL_DATA_JSON_MODEL);
-                    }
-                    if (!definitionNode.has(BpmnJsonConverter.EDITOR_CHILD_SHAPES)) {
-                        throw new IllegalArgumentException(
-                                "Could not find JSON node " + BpmnJsonConverter.EDITOR_CHILD_SHAPES);
-                    }
-
-                    BpmnModel bpmnModel = new BpmnJsonConverter().convertToBpmnModel(definitionNode);
-                    deployment = ActivitiDeployUtils.deployDefinition(
-                            engine,
-                            resourceName,
-                            new BpmnXMLConverter().convertToXML(bpmnModel));
-                } catch (Exception e) {
-                    throw new WorkflowException("While creating or updating process " + key, e);
-                }
-                break;
-
-            case XML:
-            default:
-                deployment = ActivitiDeployUtils.deployDefinition(
-                        engine,
-                        resourceName,
-                        definition.getBytes());
-        }
-
-        procDef = getProcessDefinitionByDeploymentId(deployment.getId());
-        if (!key.equals(procDef.getKey())) {
-            throw new WorkflowException("Mismatching key: expected " + key + ", found " + procDef.getKey());
-        }
-        ActivitiDeployUtils.deployModel(engine, procDef);
-    }
-
-    @Override
-    public void deleteDefinition(final String key) {
-        ProcessDefinition procDef = getProcessDefinitionByKey(key);
-        if (WF_PROCESS_ID.equals(procDef.getKey())) {
-            throw new WorkflowException("Cannot delete the main process " + WF_PROCESS_ID);
-        }
-
-        try {
-            engine.getRepositoryService().deleteDeployment(procDef.getDeploymentId());
-        } catch (Exception e) {
-            throw new WorkflowException("While deleting " + key, e);
-        }
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/ActivitiUtils.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/ActivitiUtils.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/ActivitiUtils.java
deleted file mode 100644
index 31eb7bc..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/ActivitiUtils.java
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import org.apache.syncope.core.persistence.api.entity.user.User;
-import org.springframework.transaction.annotation.Transactional;
-
-public class ActivitiUtils {
-
-    @Transactional(readOnly = true)
-    public boolean isUserIngroup(final User user, final String groupName) {
-        return user.getMemberships().stream().
-                anyMatch(membership -> groupName != null && groupName.equals(membership.getRightEnd().getName()));
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeEntitiesVariableType.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeEntitiesVariableType.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeEntitiesVariableType.java
deleted file mode 100644
index a375a1c..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeEntitiesVariableType.java
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import org.activiti.engine.impl.variable.SerializableType;
-import org.apache.syncope.core.persistence.api.entity.Entity;
-
-/**
- * Activiti variable type for handling Syncope entities as Activiti variables.
- * Main purpose: avoid Activiti to handle Syncope entities as JPA entities,
- * since this can cause troubles with transactions.
- */
-public class SyncopeEntitiesVariableType extends SerializableType {
-
-    @Override
-    public boolean isAbleToStore(final Object value) {
-        return value instanceof Entity;
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeGroupManager.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeGroupManager.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeGroupManager.java
deleted file mode 100644
index 5725b6e..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeGroupManager.java
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.Map;
-import org.activiti.engine.identity.Group;
-import org.activiti.engine.identity.GroupQuery;
-import org.activiti.engine.impl.GroupQueryImpl;
-import org.activiti.engine.impl.Page;
-import org.activiti.engine.impl.persistence.entity.GroupEntity;
-import org.activiti.engine.impl.persistence.entity.GroupIdentityManager;
-import org.apache.syncope.core.persistence.api.dao.GroupDAO;
-import org.apache.syncope.core.persistence.api.dao.UserDAO;
-import org.apache.syncope.core.persistence.api.entity.user.User;
-import org.springframework.beans.factory.annotation.Autowired;
-
-public class SyncopeGroupManager implements GroupIdentityManager, SyncopeSession {
-
-    @Autowired
-    private UserDAO userDAO;
-
-    @Autowired
-    private GroupDAO groupDAO;
-
-    @Override
-    public Class<?> getType() {
-        return GroupIdentityManager.class;
-    }
-
-    @Override
-    public Group createNewGroup(final String groupId) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public GroupQuery createNewGroupQuery() {
-        return new SyncopeGroupQueryImpl(groupDAO);
-    }
-
-    @Override
-    public void deleteGroup(final String groupId) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public List<Group> findGroupsByUser(final String userId) {
-        List<Group> result = Collections.emptyList();
-        User user = userDAO.findByUsername(userId);
-        if (user != null) {
-            result = new ArrayList<>();
-            for (String groupName : userDAO.findAllGroupNames(user)) {
-                result.add(new GroupEntity(groupName));
-            }
-        }
-
-        return result;
-    }
-
-    @Override
-    public List<Group> findGroupByQueryCriteria(final GroupQueryImpl query, final Page page) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public long findGroupCountByQueryCriteria(final GroupQueryImpl query) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public List<Group> findGroupsByNativeQuery(final Map<String, Object> parameterMap, final int firstResult,
-            final int maxResults) {
-
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public long findGroupCountByNativeQuery(final Map<String, Object> parameterMap) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public void insertGroup(final Group group) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public void updateGroup(final Group updatedGroup) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public boolean isNewGroup(final Group group) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public void flush() {
-    }
-
-    @Override
-    public void close() {
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeGroupQueryImpl.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeGroupQueryImpl.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeGroupQueryImpl.java
deleted file mode 100644
index 500ef84..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeGroupQueryImpl.java
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.stream.Collectors;
-import org.activiti.engine.ActivitiException;
-import org.activiti.engine.identity.Group;
-import org.activiti.engine.identity.GroupQuery;
-import org.activiti.engine.impl.persistence.entity.GroupEntity;
-import org.apache.syncope.core.persistence.api.dao.AnyDAO;
-import org.apache.syncope.core.persistence.api.dao.GroupDAO;
-
-public class SyncopeGroupQueryImpl implements GroupQuery {
-
-    private final GroupDAO groupDAO;
-
-    private String groupId;
-
-    private List<Group> result;
-
-    public SyncopeGroupQueryImpl(final GroupDAO groupDAO) {
-        this.groupDAO = groupDAO;
-    }
-
-    @Override
-    public GroupQuery groupId(final String groupId) {
-        try {
-            this.groupId = groupId;
-        } catch (NumberFormatException e) {
-            // ignore
-        }
-
-        return this;
-    }
-
-    @Override
-    public GroupQuery groupName(final String groupName) {
-        return this;
-    }
-
-    @Override
-    public GroupQuery groupNameLike(final String groupNameLike) {
-        return this;
-    }
-
-    @Override
-    public GroupQuery groupType(final String groupType) {
-        return this;
-    }
-
-    @Override
-    public GroupQuery groupMember(final String groupMemberUserId) {
-        return this;
-    }
-
-    @Override
-    public GroupQuery orderByGroupId() {
-        return this;
-    }
-
-    @Override
-    public GroupQuery orderByGroupName() {
-        return this;
-    }
-
-    @Override
-    public GroupQuery orderByGroupType() {
-        return this;
-    }
-
-    @Override
-    public GroupQuery asc() {
-        return this;
-    }
-
-    @Override
-    public GroupQuery desc() {
-        return this;
-    }
-
-    private Group fromSyncopeGroup(final org.apache.syncope.core.persistence.api.entity.group.Group group) {
-        return new GroupEntity(group.getKey());
-    }
-
-    private void execute() {
-        if (groupId != null) {
-            org.apache.syncope.core.persistence.api.entity.group.Group syncopeGroup = groupDAO.findByName(groupId);
-            if (syncopeGroup == null) {
-                result = Collections.emptyList();
-            } else {
-                result = Collections.singletonList(fromSyncopeGroup(syncopeGroup));
-            }
-        }
-        if (result == null) {
-            result = new ArrayList<>();
-            for (int page = 1; page <= (groupDAO.count() / AnyDAO.DEFAULT_PAGE_SIZE) + 1; page++) {
-                result.addAll(groupDAO.findAll(page, AnyDAO.DEFAULT_PAGE_SIZE).stream().
-                        map(group -> fromSyncopeGroup(group)).collect(Collectors.toList()));
-            }
-        }
-    }
-
-    @Override
-    public long count() {
-        if (result == null) {
-            execute();
-        }
-        return result.size();
-    }
-
-    @Override
-    public Group singleResult() {
-        if (result == null) {
-            execute();
-        }
-        if (result.isEmpty()) {
-            throw new ActivitiException("Empty result");
-        }
-
-        return result.get(0);
-    }
-
-    @Override
-    public List<Group> list() {
-        if (result == null) {
-            execute();
-        }
-        return result;
-    }
-
-    @Override
-    public List<Group> listPage(final int firstResult, final int maxResults) {
-        return list();
-    }
-
-    @Override
-    public GroupQuery potentialStarter(final String procDefId) {
-        throw new UnsupportedOperationException();
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeSession.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeSession.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeSession.java
deleted file mode 100644
index a83a597..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeSession.java
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import org.activiti.engine.impl.interceptor.Session;
-
-public interface SyncopeSession extends Session {
-
-    Class<?> getType();
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeSessionFactory.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeSessionFactory.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeSessionFactory.java
deleted file mode 100644
index 8aa6e00..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeSessionFactory.java
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import org.activiti.engine.impl.interceptor.Session;
-import org.activiti.engine.impl.interceptor.SessionFactory;
-
-public class SyncopeSessionFactory implements SessionFactory {
-
-    private SyncopeSession syncopeSession;
-
-    @Override
-    public Class<?> getSessionType() {
-        return syncopeSession.getType();
-    }
-
-    @Override
-    public Session openSession() {
-        return syncopeSession;
-    }
-
-    public SyncopeSession getSyncopeSession() {
-        return syncopeSession;
-    }
-
-    public void setSyncopeSession(final SyncopeSession syncopeSession) {
-        this.syncopeSession = syncopeSession;
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeUserManager.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeUserManager.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeUserManager.java
deleted file mode 100644
index dbab82a..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeUserManager.java
+++ /dev/null
@@ -1,166 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.Map;
-import org.activiti.engine.identity.Group;
-import org.activiti.engine.identity.Picture;
-import org.activiti.engine.identity.User;
-import org.activiti.engine.identity.UserQuery;
-import org.activiti.engine.impl.Page;
-import org.activiti.engine.impl.UserQueryImpl;
-import org.activiti.engine.impl.persistence.entity.GroupEntity;
-import org.activiti.engine.impl.persistence.entity.IdentityInfoEntity;
-import org.activiti.engine.impl.persistence.entity.UserEntity;
-import org.activiti.engine.impl.persistence.entity.UserIdentityManager;
-import org.apache.syncope.core.persistence.api.dao.GroupDAO;
-import org.apache.syncope.core.persistence.api.dao.UserDAO;
-import org.springframework.beans.factory.annotation.Autowired;
-
-public class SyncopeUserManager implements UserIdentityManager, SyncopeSession {
-
-    @Autowired
-    private UserDAO userDAO;
-
-    @Autowired
-    private GroupDAO groupDAO;
-
-    @Override
-    public Class<?> getType() {
-        return UserIdentityManager.class;
-    }
-
-    @Override
-    public Boolean checkPassword(final String userKey, final String password) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public User createNewUser(final String userKey) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public UserQuery createNewUserQuery() {
-        return new SyncopeUserQueryImpl(userDAO, groupDAO);
-    }
-
-    @Override
-    public void deleteUser(final String userKey) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public List<Group> findGroupsByUser(final String username) {
-        List<Group> result = Collections.emptyList();
-        org.apache.syncope.core.persistence.api.entity.user.User user = userDAO.findByUsername(username);
-        if (user != null) {
-            result = new ArrayList<>();
-            for (String groupName : userDAO.findAllGroupNames(user)) {
-                result.add(new GroupEntity(groupName));
-            }
-        }
-
-        return result;
-    }
-
-    @Override
-    public UserEntity findUserById(final String username) {
-        UserEntity result = null;
-        org.apache.syncope.core.persistence.api.entity.user.User user = userDAO.findByUsername(username);
-        if (user != null) {
-            result = new UserEntity(username);
-        }
-
-        return result;
-    }
-
-    @Override
-    public void flush() {
-    }
-
-    @Override
-    public void close() {
-    }
-
-    @Override
-    public void insertUser(final User user) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public boolean isNewUser(final User user) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public void updateUser(final User updatedUser) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public Picture getUserPicture(final String string) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public void setUserPicture(final String string, final Picture pctr) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public List<User> findUserByQueryCriteria(final UserQueryImpl query, final Page page) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public long findUserCountByQueryCriteria(final UserQueryImpl query) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public IdentityInfoEntity findUserInfoByUserIdAndKey(final String userKey, final String key) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public List<String> findUserInfoKeysByUserIdAndType(final String userKey, final String type) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public List<User> findPotentialStarterUsers(final String proceDefId) {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public List<User> findUsersByNativeQuery(final Map<String, Object> parameterMap,
-            final int firstResult, final int maxResults) {
-
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public long findUserCountByNativeQuery(final Map<String, Object> parameterMap) {
-        throw new UnsupportedOperationException();
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeUserQueryImpl.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeUserQueryImpl.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeUserQueryImpl.java
deleted file mode 100644
index cb9e541..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/SyncopeUserQueryImpl.java
+++ /dev/null
@@ -1,206 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.stream.Collectors;
-import org.activiti.engine.ActivitiException;
-import org.activiti.engine.identity.User;
-import org.activiti.engine.identity.UserQuery;
-import org.activiti.engine.impl.persistence.entity.UserEntity;
-import org.apache.syncope.core.persistence.api.dao.AnyDAO;
-import org.apache.syncope.core.persistence.api.dao.GroupDAO;
-import org.apache.syncope.core.persistence.api.dao.UserDAO;
-import org.apache.syncope.core.persistence.api.entity.group.Group;
-import org.apache.syncope.core.persistence.api.entity.user.UMembership;
-
-public class SyncopeUserQueryImpl implements UserQuery {
-
-    private final UserDAO userDAO;
-
-    private final GroupDAO groupDAO;
-
-    private String username;
-
-    private String memberOf;
-
-    private List<User> result;
-
-    public SyncopeUserQueryImpl(final UserDAO userDAO, final GroupDAO groupDAO) {
-        this.userDAO = userDAO;
-        this.groupDAO = groupDAO;
-    }
-
-    @Override
-    public UserQuery userId(final String id) {
-        this.username = id;
-        return this;
-    }
-
-    @Override
-    public UserQuery userFirstName(final String firstName) {
-        return this;
-    }
-
-    @Override
-    public UserQuery userFirstNameLike(final String firstNameLike) {
-        return this;
-    }
-
-    @Override
-    public UserQuery userLastName(final String lastName) {
-        return this;
-    }
-
-    @Override
-    public UserQuery userLastNameLike(final String lastNameLike) {
-        return this;
-    }
-
-    @Override
-    public UserQuery userFullNameLike(final String fullNameLike) {
-        return this;
-    }
-
-    @Override
-    public UserQuery userEmail(final String email) {
-        return this;
-    }
-
-    @Override
-    public UserQuery userEmailLike(final String emailLike) {
-        return this;
-    }
-
-    @Override
-    public UserQuery memberOfGroup(final String groupId) {
-        memberOf = groupId;
-        return this;
-    }
-
-    @Override
-    public UserQuery orderByUserId() {
-        return this;
-    }
-
-    @Override
-    public UserQuery orderByUserFirstName() {
-        return this;
-    }
-
-    @Override
-    public UserQuery orderByUserLastName() {
-        return this;
-    }
-
-    @Override
-    public UserQuery orderByUserEmail() {
-        return this;
-    }
-
-    @Override
-    public UserQuery asc() {
-        return this;
-    }
-
-    @Override
-    public UserQuery desc() {
-        return this;
-    }
-
-    private User fromSyncopeUser(final org.apache.syncope.core.persistence.api.entity.user.User user) {
-        return new UserEntity(user.getUsername());
-    }
-
-    private void execute() {
-        if (username != null) {
-            org.apache.syncope.core.persistence.api.entity.user.User user = userDAO.findByUsername(username);
-            if (user == null) {
-                result = Collections.<User>emptyList();
-            } else if (memberOf == null || userDAO.findAllGroupNames(user).contains(memberOf)) {
-                result = Collections.singletonList(fromSyncopeUser(user));
-            }
-        }
-        if (memberOf != null) {
-            Group group = groupDAO.findByName(memberOf);
-            if (group == null) {
-                result = Collections.<User>emptyList();
-            } else {
-                result = new ArrayList<>();
-                List<UMembership> memberships = groupDAO.findUMemberships(group);
-                memberships.stream().map(membership -> fromSyncopeUser(membership.getLeftEnd())).
-                        filter((user) -> (!result.contains(user))).
-                        forEachOrdered((user) -> {
-                            result.add(user);
-                        });
-            }
-        }
-        // THIS CAN BE *VERY* DANGEROUS
-        if (result == null) {
-            result = new ArrayList<>();
-            for (int page = 1; page <= (userDAO.count() / AnyDAO.DEFAULT_PAGE_SIZE) + 1; page++) {
-                result.addAll(userDAO.findAll(page, AnyDAO.DEFAULT_PAGE_SIZE).stream().
-                        map(user -> fromSyncopeUser(user)).collect(Collectors.toList()));
-            }
-        }
-    }
-
-    @Override
-    public long count() {
-        if (result == null) {
-            execute();
-        }
-        return result.size();
-    }
-
-    @Override
-    public User singleResult() {
-        if (result == null) {
-            execute();
-        }
-        if (result.isEmpty()) {
-            throw new ActivitiException("Empty result");
-        }
-
-        return result.get(0);
-    }
-
-    @Override
-    public List<User> list() {
-        if (result == null) {
-            execute();
-        }
-        return result;
-    }
-
-    @Override
-    public List<User> listPage(final int firstResult, final int maxResults) {
-        if (result == null) {
-            execute();
-        }
-        return result.subList(firstResult, firstResult + maxResults - 1);
-    }
-
-    @Override
-    public UserQuery potentialStarter(final String string) {
-        throw new UnsupportedOperationException();
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/spring/DomainProcessEngine.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/spring/DomainProcessEngine.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/spring/DomainProcessEngine.java
deleted file mode 100644
index 72da026..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/spring/DomainProcessEngine.java
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti.spring;
-
-import java.util.Collections;
-import java.util.Map;
-import javax.sql.DataSource;
-import org.activiti.engine.DynamicBpmnService;
-import org.activiti.engine.FormService;
-import org.activiti.engine.HistoryService;
-import org.activiti.engine.IdentityService;
-import org.activiti.engine.ManagementService;
-import org.activiti.engine.ProcessEngine;
-import org.activiti.engine.ProcessEngineConfiguration;
-import org.activiti.engine.RepositoryService;
-import org.activiti.engine.RuntimeService;
-import org.activiti.engine.TaskService;
-import org.activiti.engine.impl.ProcessEngineImpl;
-import org.apache.syncope.core.spring.security.AuthContextUtils;
-
-/**
- * {@link ProcessEngine} delegating actual method invocation to the inner map of {@link ProcessEngine} instances,
- * one for each Syncope domain.
- */
-public class DomainProcessEngine implements ProcessEngine {
-
-    private final Map<String, ProcessEngine> engines;
-
-    public DomainProcessEngine(final Map<String, ProcessEngine> engines) {
-        this.engines = Collections.synchronizedMap(engines);
-    }
-
-    public Map<String, ProcessEngine> getEngines() {
-        return engines;
-    }
-
-    @Override
-    public String getName() {
-        return engines.get(AuthContextUtils.getDomain()).getName();
-    }
-
-    @Override
-    public void close() {
-        for (ProcessEngine engine : engines.values()) {
-            engine.close();
-        }
-    }
-
-    @Override
-    public RepositoryService getRepositoryService() {
-        return engines.get(AuthContextUtils.getDomain()).getRepositoryService();
-    }
-
-    @Override
-    public RuntimeService getRuntimeService() {
-        return engines.get(AuthContextUtils.getDomain()).getRuntimeService();
-    }
-
-    @Override
-    public FormService getFormService() {
-        return engines.get(AuthContextUtils.getDomain()).getFormService();
-    }
-
-    @Override
-    public TaskService getTaskService() {
-        return engines.get(AuthContextUtils.getDomain()).getTaskService();
-    }
-
-    @Override
-    public HistoryService getHistoryService() {
-        return engines.get(AuthContextUtils.getDomain()).getHistoryService();
-    }
-
-    @Override
-    public IdentityService getIdentityService() {
-        return engines.get(AuthContextUtils.getDomain()).getIdentityService();
-    }
-
-    @Override
-    public ManagementService getManagementService() {
-        return engines.get(AuthContextUtils.getDomain()).getManagementService();
-    }
-
-    @Override
-    public ProcessEngineConfiguration getProcessEngineConfiguration() {
-        return engines.get(AuthContextUtils.getDomain()).getProcessEngineConfiguration();
-    }
-
-    @Override
-    public DynamicBpmnService getDynamicBpmnService() {
-        return engines.get(AuthContextUtils.getDomain()).getDynamicBpmnService();
-    }
-
-    public DataSource getDataSource() {
-        ProcessEngineImpl engine = (ProcessEngineImpl) engines.get(AuthContextUtils.getDomain());
-        return engine.getProcessEngineConfiguration().getDataSource();
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/spring/DomainProcessEngineFactoryBean.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/spring/DomainProcessEngineFactoryBean.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/spring/DomainProcessEngineFactoryBean.java
deleted file mode 100644
index cf112bd..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/spring/DomainProcessEngineFactoryBean.java
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti.spring;
-
-import java.util.HashMap;
-import java.util.Map;
-import javax.sql.DataSource;
-import org.activiti.engine.ProcessEngine;
-import org.activiti.engine.impl.cfg.SpringBeanFactoryProxyMap;
-import org.activiti.spring.SpringExpressionManager;
-import org.activiti.spring.SpringProcessEngineConfiguration;
-import org.apache.commons.lang3.StringUtils;
-import org.springframework.beans.BeansException;
-import org.springframework.beans.factory.DisposableBean;
-import org.springframework.beans.factory.FactoryBean;
-import org.springframework.context.ApplicationContext;
-import org.springframework.context.ApplicationContextAware;
-import org.springframework.transaction.PlatformTransactionManager;
-
-/**
- * Spring factory for {@link DomainProcessEngine} which takes the provided {@link SpringProcessEngineConfiguration} as
- * template for each of the configured Syncope domains.
- */
-public class DomainProcessEngineFactoryBean
-        implements FactoryBean<DomainProcessEngine>, DisposableBean, ApplicationContextAware {
-
-    private ApplicationContext ctx;
-
-    private DomainProcessEngine engine;
-
-    @Override
-    public void setApplicationContext(final ApplicationContext ctx) throws BeansException {
-        this.ctx = ctx;
-    }
-
-    @Override
-    public DomainProcessEngine getObject() throws Exception {
-        if (engine == null) {
-            Map<String, ProcessEngine> engines = new HashMap<>();
-
-            for (Map.Entry<String, DataSource> entry : ctx.getBeansOfType(DataSource.class).entrySet()) {
-                if (!entry.getKey().startsWith("local")) {
-                    String domain = StringUtils.substringBefore(entry.getKey(), DataSource.class.getSimpleName());
-                    DataSource dataSource = entry.getValue();
-                    PlatformTransactionManager transactionManager = ctx.getBean(
-                            domain + "TransactionManager", PlatformTransactionManager.class);
-                    Object entityManagerFactory = ctx.getBean(domain + "EntityManagerFactory");
-
-                    SpringProcessEngineConfiguration conf = ctx.getBean(SpringProcessEngineConfiguration.class);
-                    conf.setDataSource(dataSource);
-                    conf.setTransactionManager(transactionManager);
-                    conf.setTransactionsExternallyManaged(true);
-                    conf.setJpaEntityManagerFactory(entityManagerFactory);
-                    if (conf.getBeans() == null) {
-                        conf.setBeans(new SpringBeanFactoryProxyMap(ctx));
-                    }
-                    if (conf.getExpressionManager() == null) {
-                        conf.setExpressionManager(new SpringExpressionManager(ctx, conf.getBeans()));
-                    }
-
-                    engines.put(domain, conf.buildProcessEngine());
-                }
-            }
-
-            engine = new DomainProcessEngine(engines);
-        }
-
-        return engine;
-    }
-
-    @Override
-    public Class<DomainProcessEngine> getObjectType() {
-        return DomainProcessEngine.class;
-    }
-
-    @Override
-    public boolean isSingleton() {
-        return true;
-    }
-
-    @Override
-    public void destroy() throws Exception {
-        if (engine != null) {
-            engine.close();
-        }
-    }
-
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/AbstractActivitiServiceTask.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/AbstractActivitiServiceTask.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/AbstractActivitiServiceTask.java
deleted file mode 100644
index ff898ad..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/AbstractActivitiServiceTask.java
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti.task;
-
-import org.activiti.engine.ProcessEngine;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Component;
-import org.springframework.transaction.annotation.Transactional;
-
-/**
- * Abstract base class for Activiti's service tasks in Syncope, with Spring support.
- */
-@Component
-public abstract class AbstractActivitiServiceTask {
-
-    protected static final Logger LOG = LoggerFactory.getLogger(AbstractActivitiServiceTask.class);
-
-    @Autowired
-    protected ProcessEngine engine;
-
-    @Transactional(rollbackFor = { Throwable.class })
-    public void execute(final String executionId) {
-        doExecute(executionId);
-    }
-
-    protected abstract void doExecute(final String executionId);
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/AutoActivate.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/AutoActivate.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/AutoActivate.java
deleted file mode 100644
index 51dfb50..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/AutoActivate.java
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti.task;
-
-import org.apache.syncope.core.workflow.activiti.ActivitiUserWorkflowAdapter;
-import org.springframework.stereotype.Component;
-
-@Component
-public class AutoActivate extends AbstractActivitiServiceTask {
-
-    @Override
-    protected void doExecute(final String executionId) {
-        engine.getRuntimeService().setVariable(executionId, ActivitiUserWorkflowAdapter.PROPAGATE_ENABLE, Boolean.TRUE);
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/Create.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/Create.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/Create.java
deleted file mode 100644
index eb22c06..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/Create.java
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti.task;
-
-import org.apache.syncope.common.lib.to.UserTO;
-import org.apache.syncope.core.persistence.api.entity.EntityFactory;
-import org.apache.syncope.core.persistence.api.entity.user.User;
-import org.apache.syncope.core.provisioning.api.data.UserDataBinder;
-import org.apache.syncope.core.workflow.activiti.ActivitiUserWorkflowAdapter;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Component;
-
-@Component
-public class Create extends AbstractActivitiServiceTask {
-
-    @Autowired
-    private UserDataBinder dataBinder;
-
-    @Autowired
-    private EntityFactory entityFactory;
-
-    @Override
-    protected void doExecute(final String executionId) {
-        UserTO userTO = engine.getRuntimeService().
-                getVariable(executionId, ActivitiUserWorkflowAdapter.USER_TO, UserTO.class);
-        Boolean storePassword = engine.getRuntimeService().
-                getVariable(executionId, ActivitiUserWorkflowAdapter.STORE_PASSWORD, Boolean.class);
-        // create and set workflow id
-        User user = entityFactory.newEntity(User.class);
-        dataBinder.create(user, userTO, storePassword == null ? true : storePassword);
-        user.setWorkflowId(executionId);
-
-        // report user as result
-        engine.getRuntimeService().setVariable(executionId, ActivitiUserWorkflowAdapter.USER, user);
-    }
-}

http://git-wip-us.apache.org/repos/asf/syncope/blob/7098ca9f/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/Delete.java
----------------------------------------------------------------------
diff --git a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/Delete.java b/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/Delete.java
deleted file mode 100644
index 7933751..0000000
--- a/core/workflow-activiti/src/main/java/org/apache/syncope/core/workflow/activiti/task/Delete.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.syncope.core.workflow.activiti.task;
-
-import org.apache.syncope.core.persistence.api.entity.user.User;
-import org.apache.syncope.core.workflow.activiti.ActivitiUserWorkflowAdapter;
-import org.springframework.stereotype.Component;
-
-@Component
-public class Delete extends AbstractActivitiServiceTask {
-
-    @Override
-    protected void doExecute(final String executionId) {
-        User user = engine.getRuntimeService().
-                getVariable(executionId, ActivitiUserWorkflowAdapter.USER, User.class);
-
-        // Do something with user...
-        if (user != null) {
-            user.checkToken("");
-        }
-
-        // remove user variable
-        engine.getRuntimeService().removeVariable(executionId, ActivitiUserWorkflowAdapter.USER);
-    }
-}