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Posted to commits@airavata.apache.org by ch...@apache.org on 2016/02/08 17:49:02 UTC

[20/50] [abbrv] airavata git commit: Added generated thrift files

Added generated thrift files


Project: http://git-wip-us.apache.org/repos/asf/airavata/repo
Commit: http://git-wip-us.apache.org/repos/asf/airavata/commit/97f4ba92
Tree: http://git-wip-us.apache.org/repos/asf/airavata/tree/97f4ba92
Diff: http://git-wip-us.apache.org/repos/asf/airavata/diff/97f4ba92

Branch: refs/heads/master
Commit: 97f4ba9259170ec7f61971e57351f06c9b6c3564
Parents: 1ec4efb
Author: Shameera Rathnayaka <sh...@gmail.com>
Authored: Mon Feb 1 12:30:11 2016 -0500
Committer: Shameera Rathnayaka <sh...@gmail.com>
Committed: Mon Feb 1 12:30:11 2016 -0500

----------------------------------------------------------------------
 .../apache/airavata/model/ComponentState.java   |   77 ++
 .../apache/airavata/model/ComponentStatus.java  |  634 +++++++++++
 .../org/apache/airavata/model/EdgeModel.java    |  736 ++++++++++++
 .../org/apache/airavata/model/NodeModel.java    |  736 ++++++++++++
 .../org/apache/airavata/model/PortModel.java    |  736 ++++++++++++
 .../apache/airavata/model/WorkflowModel.java    | 1050 ++++++++++++++++++
 .../apache/airavata/model/WorkflowState.java    |   77 ++
 .../apache/airavata/model/WorkflowStatus.java   |  631 +++++++++++
 .../ApplicationDeploymentDescription.java       |    2 +-
 .../appdeployment/ApplicationModule.java        |    2 +-
 .../appcatalog/appdeployment/CommandObject.java |    2 +-
 .../appcatalog/appdeployment/SetEnvPaths.java   |    2 +-
 .../ApplicationInterfaceDescription.java        |    2 +-
 .../appcatalog/computeresource/BatchQueue.java  |    2 +-
 .../computeresource/CloudJobSubmission.java     |    2 +-
 .../ComputeResourceDescription.java             |    2 +-
 .../computeresource/GlobusJobSubmission.java    |    2 +-
 .../computeresource/JobSubmissionInterface.java |    2 +-
 .../computeresource/LOCALSubmission.java        |    2 +-
 .../computeresource/ResourceJobManager.java     |    2 +-
 .../computeresource/SSHJobSubmission.java       |    2 +-
 .../computeresource/UnicoreJobSubmission.java   |    2 +-
 .../ComputeResourcePreference.java              |    2 +-
 .../gatewayprofile/GatewayResourceProfile.java  |    2 +-
 .../gatewayprofile/StoragePreference.java       |    2 +-
 .../StorageResourceDescription.java             |    2 +-
 .../application/io/InputDataObjectType.java     |    2 +-
 .../application/io/OutputDataObjectType.java    |    2 +-
 .../airavata/model/commons/ErrorModel.java      |    2 +-
 .../model/commons/ValidationResults.java        |    2 +-
 .../airavata/model/commons/ValidatorResult.java |    2 +-
 .../data/movement/DataMovementInterface.java    |    2 +-
 .../data/movement/GridFTPDataMovement.java      |    2 +-
 .../model/data/movement/LOCALDataMovement.java  |    2 +-
 .../model/data/movement/SCPDataMovement.java    |    2 +-
 .../data/movement/UnicoreDataMovement.java      |    2 +-
 .../data/resource/DataReplicaLocationModel.java |    2 +-
 .../model/data/resource/DataResourceModel.java  |    2 +-
 .../model/error/AiravataClientException.java    |    2 +-
 .../model/error/AiravataSystemException.java    |    2 +-
 .../model/error/AuthenticationException.java    |    2 +-
 .../model/error/AuthorizationException.java     |    2 +-
 .../error/ExperimentNotFoundException.java      |    2 +-
 .../model/error/InvalidRequestException.java    |    2 +-
 .../model/error/LaunchValidationException.java  |    2 +-
 .../model/error/ProjectNotFoundException.java   |    2 +-
 .../airavata/model/error/TimedOutException.java |    2 +-
 .../airavata/model/error/ValidationResults.java |    2 +-
 .../airavata/model/error/ValidatorResult.java   |    2 +-
 .../model/experiment/ExperimentModel.java       |    2 +-
 .../model/experiment/ExperimentStatistics.java  |    2 +-
 .../experiment/ExperimentSummaryModel.java      |    2 +-
 .../experiment/UserConfigurationDataModel.java  |    2 +-
 .../org/apache/airavata/model/job/JobModel.java |    2 +-
 .../event/ExperimentStatusChangeEvent.java      |    2 +-
 .../model/messaging/event/JobIdentifier.java    |    2 +-
 .../messaging/event/JobStatusChangeEvent.java   |    2 +-
 .../event/JobStatusChangeRequestEvent.java      |    2 +-
 .../airavata/model/messaging/event/Message.java |    2 +-
 .../messaging/event/ProcessIdentifier.java      |    2 +-
 .../event/ProcessStatusChangeEvent.java         |    2 +-
 .../event/ProcessStatusChangeRequestEvent.java  |    2 +-
 .../messaging/event/ProcessSubmitEvent.java     |    2 +-
 .../messaging/event/ProcessTerminateEvent.java  |    2 +-
 .../model/messaging/event/TaskIdentifier.java   |    2 +-
 .../messaging/event/TaskOutputChangeEvent.java  |    2 +-
 .../messaging/event/TaskStatusChangeEvent.java  |    2 +-
 .../event/TaskStatusChangeRequestEvent.java     |    2 +-
 .../airavata/model/process/ProcessModel.java    |    2 +-
 .../ComputationalResourceSchedulingModel.java   |    2 +-
 .../airavata/model/security/AuthzToken.java     |    2 +-
 .../airavata/model/status/ExperimentStatus.java |    2 +-
 .../apache/airavata/model/status/JobStatus.java |    2 +-
 .../airavata/model/status/ProcessStatus.java    |    2 +-
 .../airavata/model/status/TaskStatus.java       |    2 +-
 .../model/task/DataStagingTaskModel.java        |    2 +-
 .../model/task/EnvironmentSetupTaskModel.java   |    2 +-
 .../model/task/JobSubmissionTaskModel.java      |    2 +-
 .../airavata/model/task/MonitorTaskModel.java   |    2 +-
 .../apache/airavata/model/task/TaskModel.java   |    2 +-
 .../airavata/model/workspace/Gateway.java       |    2 +-
 .../apache/airavata/model/workspace/Group.java  |    2 +-
 .../airavata/model/workspace/Project.java       |    2 +-
 .../apache/airavata/model/workspace/User.java   |    2 +-
 84 files changed, 4753 insertions(+), 76 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/airavata/blob/97f4ba92/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/ComponentState.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/ComponentState.java b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/ComponentState.java
new file mode 100644
index 0000000..1e68782
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/ComponentState.java
@@ -0,0 +1,77 @@
+/**
+ * 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.
+ */
+
+/**
+ * Autogenerated by Thrift Compiler (0.9.3)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.airavata.model;
+
+
+import java.util.Map;
+import java.util.HashMap;
+import org.apache.thrift.TEnum;
+
+public enum ComponentState implements org.apache.thrift.TEnum {
+  CREATED(0),
+  WAITING(1),
+  READY(2),
+  RUNNING(3),
+  COMPLETED(4),
+  FAILED(5),
+  CANCELED(6);
+
+  private final int value;
+
+  private ComponentState(int value) {
+    this.value = value;
+  }
+
+  /**
+   * Get the integer value of this enum value, as defined in the Thrift IDL.
+   */
+  public int getValue() {
+    return value;
+  }
+
+  /**
+   * Find a the enum type by its integer value, as defined in the Thrift IDL.
+   * @return null if the value is not found.
+   */
+  public static ComponentState findByValue(int value) { 
+    switch (value) {
+      case 0:
+        return CREATED;
+      case 1:
+        return WAITING;
+      case 2:
+        return READY;
+      case 3:
+        return RUNNING;
+      case 4:
+        return COMPLETED;
+      case 5:
+        return FAILED;
+      case 6:
+        return CANCELED;
+      default:
+        return null;
+    }
+  }
+}

http://git-wip-us.apache.org/repos/asf/airavata/blob/97f4ba92/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/ComponentStatus.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/ComponentStatus.java b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/ComponentStatus.java
new file mode 100644
index 0000000..020d395
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/ComponentStatus.java
@@ -0,0 +1,634 @@
+/**
+ * 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.
+ */
+
+/**
+ * Autogenerated by Thrift Compiler (0.9.3)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.airavata.model;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import javax.annotation.Generated;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@SuppressWarnings({"cast", "rawtypes", "serial", "unchecked"})
+@Generated(value = "Autogenerated by Thrift Compiler (0.9.3)", date = "2016-02-01")
+public class ComponentStatus implements org.apache.thrift.TBase<ComponentStatus, ComponentStatus._Fields>, java.io.Serializable, Cloneable, Comparable<ComponentStatus> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ComponentStatus");
+
+  private static final org.apache.thrift.protocol.TField STATE_FIELD_DESC = new org.apache.thrift.protocol.TField("state", org.apache.thrift.protocol.TType.I32, (short)1);
+  private static final org.apache.thrift.protocol.TField REASON_FIELD_DESC = new org.apache.thrift.protocol.TField("reason", org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField TIMEOF_STATE_CHANGE_FIELD_DESC = new org.apache.thrift.protocol.TField("timeofStateChange", org.apache.thrift.protocol.TType.I64, (short)3);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new ComponentStatusStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new ComponentStatusTupleSchemeFactory());
+  }
+
+  private ComponentState state; // required
+  private String reason; // optional
+  private long timeofStateChange; // optional
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    /**
+     * 
+     * @see ComponentState
+     */
+    STATE((short)1, "state"),
+    REASON((short)2, "reason"),
+    TIMEOF_STATE_CHANGE((short)3, "timeofStateChange");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // STATE
+          return STATE;
+        case 2: // REASON
+          return REASON;
+        case 3: // TIMEOF_STATE_CHANGE
+          return TIMEOF_STATE_CHANGE;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private static final int __TIMEOFSTATECHANGE_ISSET_ID = 0;
+  private byte __isset_bitfield = 0;
+  private static final _Fields optionals[] = {_Fields.REASON,_Fields.TIMEOF_STATE_CHANGE};
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.STATE, new org.apache.thrift.meta_data.FieldMetaData("state", org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM, ComponentState.class)));
+    tmpMap.put(_Fields.REASON, new org.apache.thrift.meta_data.FieldMetaData("reason", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.TIMEOF_STATE_CHANGE, new org.apache.thrift.meta_data.FieldMetaData("timeofStateChange", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ComponentStatus.class, metaDataMap);
+  }
+
+  public ComponentStatus() {
+    this.state = org.apache.airavata.model.ComponentState.CREATED;
+
+  }
+
+  public ComponentStatus(
+    ComponentState state)
+  {
+    this();
+    this.state = state;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public ComponentStatus(ComponentStatus other) {
+    __isset_bitfield = other.__isset_bitfield;
+    if (other.isSetState()) {
+      this.state = other.state;
+    }
+    if (other.isSetReason()) {
+      this.reason = other.reason;
+    }
+    this.timeofStateChange = other.timeofStateChange;
+  }
+
+  public ComponentStatus deepCopy() {
+    return new ComponentStatus(this);
+  }
+
+  @Override
+  public void clear() {
+    this.state = org.apache.airavata.model.ComponentState.CREATED;
+
+    this.reason = null;
+    setTimeofStateChangeIsSet(false);
+    this.timeofStateChange = 0;
+  }
+
+  /**
+   * 
+   * @see ComponentState
+   */
+  public ComponentState getState() {
+    return this.state;
+  }
+
+  /**
+   * 
+   * @see ComponentState
+   */
+  public void setState(ComponentState state) {
+    this.state = state;
+  }
+
+  public void unsetState() {
+    this.state = null;
+  }
+
+  /** Returns true if field state is set (has been assigned a value) and false otherwise */
+  public boolean isSetState() {
+    return this.state != null;
+  }
+
+  public void setStateIsSet(boolean value) {
+    if (!value) {
+      this.state = null;
+    }
+  }
+
+  public String getReason() {
+    return this.reason;
+  }
+
+  public void setReason(String reason) {
+    this.reason = reason;
+  }
+
+  public void unsetReason() {
+    this.reason = null;
+  }
+
+  /** Returns true if field reason is set (has been assigned a value) and false otherwise */
+  public boolean isSetReason() {
+    return this.reason != null;
+  }
+
+  public void setReasonIsSet(boolean value) {
+    if (!value) {
+      this.reason = null;
+    }
+  }
+
+  public long getTimeofStateChange() {
+    return this.timeofStateChange;
+  }
+
+  public void setTimeofStateChange(long timeofStateChange) {
+    this.timeofStateChange = timeofStateChange;
+    setTimeofStateChangeIsSet(true);
+  }
+
+  public void unsetTimeofStateChange() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __TIMEOFSTATECHANGE_ISSET_ID);
+  }
+
+  /** Returns true if field timeofStateChange is set (has been assigned a value) and false otherwise */
+  public boolean isSetTimeofStateChange() {
+    return EncodingUtils.testBit(__isset_bitfield, __TIMEOFSTATECHANGE_ISSET_ID);
+  }
+
+  public void setTimeofStateChangeIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __TIMEOFSTATECHANGE_ISSET_ID, value);
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case STATE:
+      if (value == null) {
+        unsetState();
+      } else {
+        setState((ComponentState)value);
+      }
+      break;
+
+    case REASON:
+      if (value == null) {
+        unsetReason();
+      } else {
+        setReason((String)value);
+      }
+      break;
+
+    case TIMEOF_STATE_CHANGE:
+      if (value == null) {
+        unsetTimeofStateChange();
+      } else {
+        setTimeofStateChange((Long)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case STATE:
+      return getState();
+
+    case REASON:
+      return getReason();
+
+    case TIMEOF_STATE_CHANGE:
+      return getTimeofStateChange();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case STATE:
+      return isSetState();
+    case REASON:
+      return isSetReason();
+    case TIMEOF_STATE_CHANGE:
+      return isSetTimeofStateChange();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof ComponentStatus)
+      return this.equals((ComponentStatus)that);
+    return false;
+  }
+
+  public boolean equals(ComponentStatus that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_state = true && this.isSetState();
+    boolean that_present_state = true && that.isSetState();
+    if (this_present_state || that_present_state) {
+      if (!(this_present_state && that_present_state))
+        return false;
+      if (!this.state.equals(that.state))
+        return false;
+    }
+
+    boolean this_present_reason = true && this.isSetReason();
+    boolean that_present_reason = true && that.isSetReason();
+    if (this_present_reason || that_present_reason) {
+      if (!(this_present_reason && that_present_reason))
+        return false;
+      if (!this.reason.equals(that.reason))
+        return false;
+    }
+
+    boolean this_present_timeofStateChange = true && this.isSetTimeofStateChange();
+    boolean that_present_timeofStateChange = true && that.isSetTimeofStateChange();
+    if (this_present_timeofStateChange || that_present_timeofStateChange) {
+      if (!(this_present_timeofStateChange && that_present_timeofStateChange))
+        return false;
+      if (this.timeofStateChange != that.timeofStateChange)
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    List<Object> list = new ArrayList<Object>();
+
+    boolean present_state = true && (isSetState());
+    list.add(present_state);
+    if (present_state)
+      list.add(state.getValue());
+
+    boolean present_reason = true && (isSetReason());
+    list.add(present_reason);
+    if (present_reason)
+      list.add(reason);
+
+    boolean present_timeofStateChange = true && (isSetTimeofStateChange());
+    list.add(present_timeofStateChange);
+    if (present_timeofStateChange)
+      list.add(timeofStateChange);
+
+    return list.hashCode();
+  }
+
+  @Override
+  public int compareTo(ComponentStatus other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetState()).compareTo(other.isSetState());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetState()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.state, other.state);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetReason()).compareTo(other.isSetReason());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetReason()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.reason, other.reason);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetTimeofStateChange()).compareTo(other.isSetTimeofStateChange());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetTimeofStateChange()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.timeofStateChange, other.timeofStateChange);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("ComponentStatus(");
+    boolean first = true;
+
+    sb.append("state:");
+    if (this.state == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.state);
+    }
+    first = false;
+    if (isSetReason()) {
+      if (!first) sb.append(", ");
+      sb.append("reason:");
+      if (this.reason == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.reason);
+      }
+      first = false;
+    }
+    if (isSetTimeofStateChange()) {
+      if (!first) sb.append(", ");
+      sb.append("timeofStateChange:");
+      sb.append(this.timeofStateChange);
+      first = false;
+    }
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (!isSetState()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'state' is unset! Struct:" + toString());
+    }
+
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
+      __isset_bitfield = 0;
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class ComponentStatusStandardSchemeFactory implements SchemeFactory {
+    public ComponentStatusStandardScheme getScheme() {
+      return new ComponentStatusStandardScheme();
+    }
+  }
+
+  private static class ComponentStatusStandardScheme extends StandardScheme<ComponentStatus> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, ComponentStatus struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // STATE
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.state = org.apache.airavata.model.ComponentState.findByValue(iprot.readI32());
+              struct.setStateIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // REASON
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.reason = iprot.readString();
+              struct.setReasonIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // TIMEOF_STATE_CHANGE
+            if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
+              struct.timeofStateChange = iprot.readI64();
+              struct.setTimeofStateChangeIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, ComponentStatus struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.state != null) {
+        oprot.writeFieldBegin(STATE_FIELD_DESC);
+        oprot.writeI32(struct.state.getValue());
+        oprot.writeFieldEnd();
+      }
+      if (struct.reason != null) {
+        if (struct.isSetReason()) {
+          oprot.writeFieldBegin(REASON_FIELD_DESC);
+          oprot.writeString(struct.reason);
+          oprot.writeFieldEnd();
+        }
+      }
+      if (struct.isSetTimeofStateChange()) {
+        oprot.writeFieldBegin(TIMEOF_STATE_CHANGE_FIELD_DESC);
+        oprot.writeI64(struct.timeofStateChange);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class ComponentStatusTupleSchemeFactory implements SchemeFactory {
+    public ComponentStatusTupleScheme getScheme() {
+      return new ComponentStatusTupleScheme();
+    }
+  }
+
+  private static class ComponentStatusTupleScheme extends TupleScheme<ComponentStatus> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, ComponentStatus struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      oprot.writeI32(struct.state.getValue());
+      BitSet optionals = new BitSet();
+      if (struct.isSetReason()) {
+        optionals.set(0);
+      }
+      if (struct.isSetTimeofStateChange()) {
+        optionals.set(1);
+      }
+      oprot.writeBitSet(optionals, 2);
+      if (struct.isSetReason()) {
+        oprot.writeString(struct.reason);
+      }
+      if (struct.isSetTimeofStateChange()) {
+        oprot.writeI64(struct.timeofStateChange);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, ComponentStatus struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.state = org.apache.airavata.model.ComponentState.findByValue(iprot.readI32());
+      struct.setStateIsSet(true);
+      BitSet incoming = iprot.readBitSet(2);
+      if (incoming.get(0)) {
+        struct.reason = iprot.readString();
+        struct.setReasonIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.timeofStateChange = iprot.readI64();
+        struct.setTimeofStateChangeIsSet(true);
+      }
+    }
+  }
+
+}
+

http://git-wip-us.apache.org/repos/asf/airavata/blob/97f4ba92/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/EdgeModel.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/EdgeModel.java b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/EdgeModel.java
new file mode 100644
index 0000000..c71df88
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/EdgeModel.java
@@ -0,0 +1,736 @@
+/**
+ * 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.
+ */
+
+/**
+ * Autogenerated by Thrift Compiler (0.9.3)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.airavata.model;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import javax.annotation.Generated;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@SuppressWarnings({"cast", "rawtypes", "serial", "unchecked"})
+@Generated(value = "Autogenerated by Thrift Compiler (0.9.3)", date = "2016-02-01")
+public class EdgeModel implements org.apache.thrift.TBase<EdgeModel, EdgeModel._Fields>, java.io.Serializable, Cloneable, Comparable<EdgeModel> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("EdgeModel");
+
+  private static final org.apache.thrift.protocol.TField EDGE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("edgeId", org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("name", org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField STATUS_FIELD_DESC = new org.apache.thrift.protocol.TField("status", org.apache.thrift.protocol.TType.STRUCT, (short)3);
+  private static final org.apache.thrift.protocol.TField DESCRIPTION_FIELD_DESC = new org.apache.thrift.protocol.TField("description", org.apache.thrift.protocol.TType.STRING, (short)4);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new EdgeModelStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new EdgeModelTupleSchemeFactory());
+  }
+
+  private String edgeId; // required
+  private String name; // optional
+  private ComponentStatus status; // optional
+  private String description; // optional
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    EDGE_ID((short)1, "edgeId"),
+    NAME((short)2, "name"),
+    STATUS((short)3, "status"),
+    DESCRIPTION((short)4, "description");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // EDGE_ID
+          return EDGE_ID;
+        case 2: // NAME
+          return NAME;
+        case 3: // STATUS
+          return STATUS;
+        case 4: // DESCRIPTION
+          return DESCRIPTION;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private static final _Fields optionals[] = {_Fields.NAME,_Fields.STATUS,_Fields.DESCRIPTION};
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.EDGE_ID, new org.apache.thrift.meta_data.FieldMetaData("edgeId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.NAME, new org.apache.thrift.meta_data.FieldMetaData("name", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.STATUS, new org.apache.thrift.meta_data.FieldMetaData("status", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ComponentStatus.class)));
+    tmpMap.put(_Fields.DESCRIPTION, new org.apache.thrift.meta_data.FieldMetaData("description", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(EdgeModel.class, metaDataMap);
+  }
+
+  public EdgeModel() {
+    this.edgeId = "DO_NOT_SET_AT_CLIENTS";
+
+  }
+
+  public EdgeModel(
+    String edgeId)
+  {
+    this();
+    this.edgeId = edgeId;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public EdgeModel(EdgeModel other) {
+    if (other.isSetEdgeId()) {
+      this.edgeId = other.edgeId;
+    }
+    if (other.isSetName()) {
+      this.name = other.name;
+    }
+    if (other.isSetStatus()) {
+      this.status = new ComponentStatus(other.status);
+    }
+    if (other.isSetDescription()) {
+      this.description = other.description;
+    }
+  }
+
+  public EdgeModel deepCopy() {
+    return new EdgeModel(this);
+  }
+
+  @Override
+  public void clear() {
+    this.edgeId = "DO_NOT_SET_AT_CLIENTS";
+
+    this.name = null;
+    this.status = null;
+    this.description = null;
+  }
+
+  public String getEdgeId() {
+    return this.edgeId;
+  }
+
+  public void setEdgeId(String edgeId) {
+    this.edgeId = edgeId;
+  }
+
+  public void unsetEdgeId() {
+    this.edgeId = null;
+  }
+
+  /** Returns true if field edgeId is set (has been assigned a value) and false otherwise */
+  public boolean isSetEdgeId() {
+    return this.edgeId != null;
+  }
+
+  public void setEdgeIdIsSet(boolean value) {
+    if (!value) {
+      this.edgeId = null;
+    }
+  }
+
+  public String getName() {
+    return this.name;
+  }
+
+  public void setName(String name) {
+    this.name = name;
+  }
+
+  public void unsetName() {
+    this.name = null;
+  }
+
+  /** Returns true if field name is set (has been assigned a value) and false otherwise */
+  public boolean isSetName() {
+    return this.name != null;
+  }
+
+  public void setNameIsSet(boolean value) {
+    if (!value) {
+      this.name = null;
+    }
+  }
+
+  public ComponentStatus getStatus() {
+    return this.status;
+  }
+
+  public void setStatus(ComponentStatus status) {
+    this.status = status;
+  }
+
+  public void unsetStatus() {
+    this.status = null;
+  }
+
+  /** Returns true if field status is set (has been assigned a value) and false otherwise */
+  public boolean isSetStatus() {
+    return this.status != null;
+  }
+
+  public void setStatusIsSet(boolean value) {
+    if (!value) {
+      this.status = null;
+    }
+  }
+
+  public String getDescription() {
+    return this.description;
+  }
+
+  public void setDescription(String description) {
+    this.description = description;
+  }
+
+  public void unsetDescription() {
+    this.description = null;
+  }
+
+  /** Returns true if field description is set (has been assigned a value) and false otherwise */
+  public boolean isSetDescription() {
+    return this.description != null;
+  }
+
+  public void setDescriptionIsSet(boolean value) {
+    if (!value) {
+      this.description = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case EDGE_ID:
+      if (value == null) {
+        unsetEdgeId();
+      } else {
+        setEdgeId((String)value);
+      }
+      break;
+
+    case NAME:
+      if (value == null) {
+        unsetName();
+      } else {
+        setName((String)value);
+      }
+      break;
+
+    case STATUS:
+      if (value == null) {
+        unsetStatus();
+      } else {
+        setStatus((ComponentStatus)value);
+      }
+      break;
+
+    case DESCRIPTION:
+      if (value == null) {
+        unsetDescription();
+      } else {
+        setDescription((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case EDGE_ID:
+      return getEdgeId();
+
+    case NAME:
+      return getName();
+
+    case STATUS:
+      return getStatus();
+
+    case DESCRIPTION:
+      return getDescription();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case EDGE_ID:
+      return isSetEdgeId();
+    case NAME:
+      return isSetName();
+    case STATUS:
+      return isSetStatus();
+    case DESCRIPTION:
+      return isSetDescription();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof EdgeModel)
+      return this.equals((EdgeModel)that);
+    return false;
+  }
+
+  public boolean equals(EdgeModel that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_edgeId = true && this.isSetEdgeId();
+    boolean that_present_edgeId = true && that.isSetEdgeId();
+    if (this_present_edgeId || that_present_edgeId) {
+      if (!(this_present_edgeId && that_present_edgeId))
+        return false;
+      if (!this.edgeId.equals(that.edgeId))
+        return false;
+    }
+
+    boolean this_present_name = true && this.isSetName();
+    boolean that_present_name = true && that.isSetName();
+    if (this_present_name || that_present_name) {
+      if (!(this_present_name && that_present_name))
+        return false;
+      if (!this.name.equals(that.name))
+        return false;
+    }
+
+    boolean this_present_status = true && this.isSetStatus();
+    boolean that_present_status = true && that.isSetStatus();
+    if (this_present_status || that_present_status) {
+      if (!(this_present_status && that_present_status))
+        return false;
+      if (!this.status.equals(that.status))
+        return false;
+    }
+
+    boolean this_present_description = true && this.isSetDescription();
+    boolean that_present_description = true && that.isSetDescription();
+    if (this_present_description || that_present_description) {
+      if (!(this_present_description && that_present_description))
+        return false;
+      if (!this.description.equals(that.description))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    List<Object> list = new ArrayList<Object>();
+
+    boolean present_edgeId = true && (isSetEdgeId());
+    list.add(present_edgeId);
+    if (present_edgeId)
+      list.add(edgeId);
+
+    boolean present_name = true && (isSetName());
+    list.add(present_name);
+    if (present_name)
+      list.add(name);
+
+    boolean present_status = true && (isSetStatus());
+    list.add(present_status);
+    if (present_status)
+      list.add(status);
+
+    boolean present_description = true && (isSetDescription());
+    list.add(present_description);
+    if (present_description)
+      list.add(description);
+
+    return list.hashCode();
+  }
+
+  @Override
+  public int compareTo(EdgeModel other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetEdgeId()).compareTo(other.isSetEdgeId());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetEdgeId()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.edgeId, other.edgeId);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetName()).compareTo(other.isSetName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetName()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.name, other.name);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetStatus()).compareTo(other.isSetStatus());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetStatus()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.status, other.status);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetDescription()).compareTo(other.isSetDescription());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetDescription()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.description, other.description);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("EdgeModel(");
+    boolean first = true;
+
+    sb.append("edgeId:");
+    if (this.edgeId == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.edgeId);
+    }
+    first = false;
+    if (isSetName()) {
+      if (!first) sb.append(", ");
+      sb.append("name:");
+      if (this.name == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.name);
+      }
+      first = false;
+    }
+    if (isSetStatus()) {
+      if (!first) sb.append(", ");
+      sb.append("status:");
+      if (this.status == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.status);
+      }
+      first = false;
+    }
+    if (isSetDescription()) {
+      if (!first) sb.append(", ");
+      sb.append("description:");
+      if (this.description == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.description);
+      }
+      first = false;
+    }
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (!isSetEdgeId()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'edgeId' is unset! Struct:" + toString());
+    }
+
+    // check for sub-struct validity
+    if (status != null) {
+      status.validate();
+    }
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class EdgeModelStandardSchemeFactory implements SchemeFactory {
+    public EdgeModelStandardScheme getScheme() {
+      return new EdgeModelStandardScheme();
+    }
+  }
+
+  private static class EdgeModelStandardScheme extends StandardScheme<EdgeModel> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, EdgeModel struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // EDGE_ID
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.edgeId = iprot.readString();
+              struct.setEdgeIdIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.name = iprot.readString();
+              struct.setNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // STATUS
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+              struct.status = new ComponentStatus();
+              struct.status.read(iprot);
+              struct.setStatusIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 4: // DESCRIPTION
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.description = iprot.readString();
+              struct.setDescriptionIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, EdgeModel struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.edgeId != null) {
+        oprot.writeFieldBegin(EDGE_ID_FIELD_DESC);
+        oprot.writeString(struct.edgeId);
+        oprot.writeFieldEnd();
+      }
+      if (struct.name != null) {
+        if (struct.isSetName()) {
+          oprot.writeFieldBegin(NAME_FIELD_DESC);
+          oprot.writeString(struct.name);
+          oprot.writeFieldEnd();
+        }
+      }
+      if (struct.status != null) {
+        if (struct.isSetStatus()) {
+          oprot.writeFieldBegin(STATUS_FIELD_DESC);
+          struct.status.write(oprot);
+          oprot.writeFieldEnd();
+        }
+      }
+      if (struct.description != null) {
+        if (struct.isSetDescription()) {
+          oprot.writeFieldBegin(DESCRIPTION_FIELD_DESC);
+          oprot.writeString(struct.description);
+          oprot.writeFieldEnd();
+        }
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class EdgeModelTupleSchemeFactory implements SchemeFactory {
+    public EdgeModelTupleScheme getScheme() {
+      return new EdgeModelTupleScheme();
+    }
+  }
+
+  private static class EdgeModelTupleScheme extends TupleScheme<EdgeModel> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, EdgeModel struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      oprot.writeString(struct.edgeId);
+      BitSet optionals = new BitSet();
+      if (struct.isSetName()) {
+        optionals.set(0);
+      }
+      if (struct.isSetStatus()) {
+        optionals.set(1);
+      }
+      if (struct.isSetDescription()) {
+        optionals.set(2);
+      }
+      oprot.writeBitSet(optionals, 3);
+      if (struct.isSetName()) {
+        oprot.writeString(struct.name);
+      }
+      if (struct.isSetStatus()) {
+        struct.status.write(oprot);
+      }
+      if (struct.isSetDescription()) {
+        oprot.writeString(struct.description);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, EdgeModel struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.edgeId = iprot.readString();
+      struct.setEdgeIdIsSet(true);
+      BitSet incoming = iprot.readBitSet(3);
+      if (incoming.get(0)) {
+        struct.name = iprot.readString();
+        struct.setNameIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.status = new ComponentStatus();
+        struct.status.read(iprot);
+        struct.setStatusIsSet(true);
+      }
+      if (incoming.get(2)) {
+        struct.description = iprot.readString();
+        struct.setDescriptionIsSet(true);
+      }
+    }
+  }
+
+}
+

http://git-wip-us.apache.org/repos/asf/airavata/blob/97f4ba92/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/NodeModel.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/NodeModel.java b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/NodeModel.java
new file mode 100644
index 0000000..4ff69b1
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/NodeModel.java
@@ -0,0 +1,736 @@
+/**
+ * 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.
+ */
+
+/**
+ * Autogenerated by Thrift Compiler (0.9.3)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.airavata.model;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import javax.annotation.Generated;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@SuppressWarnings({"cast", "rawtypes", "serial", "unchecked"})
+@Generated(value = "Autogenerated by Thrift Compiler (0.9.3)", date = "2016-02-01")
+public class NodeModel implements org.apache.thrift.TBase<NodeModel, NodeModel._Fields>, java.io.Serializable, Cloneable, Comparable<NodeModel> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("NodeModel");
+
+  private static final org.apache.thrift.protocol.TField NODE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("nodeId", org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("name", org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField STATUS_FIELD_DESC = new org.apache.thrift.protocol.TField("status", org.apache.thrift.protocol.TType.STRUCT, (short)3);
+  private static final org.apache.thrift.protocol.TField DESCRIPTION_FIELD_DESC = new org.apache.thrift.protocol.TField("description", org.apache.thrift.protocol.TType.STRING, (short)4);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new NodeModelStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new NodeModelTupleSchemeFactory());
+  }
+
+  private String nodeId; // required
+  private String name; // optional
+  private ComponentStatus status; // optional
+  private String description; // optional
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    NODE_ID((short)1, "nodeId"),
+    NAME((short)2, "name"),
+    STATUS((short)3, "status"),
+    DESCRIPTION((short)4, "description");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // NODE_ID
+          return NODE_ID;
+        case 2: // NAME
+          return NAME;
+        case 3: // STATUS
+          return STATUS;
+        case 4: // DESCRIPTION
+          return DESCRIPTION;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private static final _Fields optionals[] = {_Fields.NAME,_Fields.STATUS,_Fields.DESCRIPTION};
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.NODE_ID, new org.apache.thrift.meta_data.FieldMetaData("nodeId", org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.NAME, new org.apache.thrift.meta_data.FieldMetaData("name", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.STATUS, new org.apache.thrift.meta_data.FieldMetaData("status", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ComponentStatus.class)));
+    tmpMap.put(_Fields.DESCRIPTION, new org.apache.thrift.meta_data.FieldMetaData("description", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(NodeModel.class, metaDataMap);
+  }
+
+  public NodeModel() {
+    this.nodeId = "DO_NOT_SET_AT_CLIENTS";
+
+  }
+
+  public NodeModel(
+    String nodeId)
+  {
+    this();
+    this.nodeId = nodeId;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public NodeModel(NodeModel other) {
+    if (other.isSetNodeId()) {
+      this.nodeId = other.nodeId;
+    }
+    if (other.isSetName()) {
+      this.name = other.name;
+    }
+    if (other.isSetStatus()) {
+      this.status = new ComponentStatus(other.status);
+    }
+    if (other.isSetDescription()) {
+      this.description = other.description;
+    }
+  }
+
+  public NodeModel deepCopy() {
+    return new NodeModel(this);
+  }
+
+  @Override
+  public void clear() {
+    this.nodeId = "DO_NOT_SET_AT_CLIENTS";
+
+    this.name = null;
+    this.status = null;
+    this.description = null;
+  }
+
+  public String getNodeId() {
+    return this.nodeId;
+  }
+
+  public void setNodeId(String nodeId) {
+    this.nodeId = nodeId;
+  }
+
+  public void unsetNodeId() {
+    this.nodeId = null;
+  }
+
+  /** Returns true if field nodeId is set (has been assigned a value) and false otherwise */
+  public boolean isSetNodeId() {
+    return this.nodeId != null;
+  }
+
+  public void setNodeIdIsSet(boolean value) {
+    if (!value) {
+      this.nodeId = null;
+    }
+  }
+
+  public String getName() {
+    return this.name;
+  }
+
+  public void setName(String name) {
+    this.name = name;
+  }
+
+  public void unsetName() {
+    this.name = null;
+  }
+
+  /** Returns true if field name is set (has been assigned a value) and false otherwise */
+  public boolean isSetName() {
+    return this.name != null;
+  }
+
+  public void setNameIsSet(boolean value) {
+    if (!value) {
+      this.name = null;
+    }
+  }
+
+  public ComponentStatus getStatus() {
+    return this.status;
+  }
+
+  public void setStatus(ComponentStatus status) {
+    this.status = status;
+  }
+
+  public void unsetStatus() {
+    this.status = null;
+  }
+
+  /** Returns true if field status is set (has been assigned a value) and false otherwise */
+  public boolean isSetStatus() {
+    return this.status != null;
+  }
+
+  public void setStatusIsSet(boolean value) {
+    if (!value) {
+      this.status = null;
+    }
+  }
+
+  public String getDescription() {
+    return this.description;
+  }
+
+  public void setDescription(String description) {
+    this.description = description;
+  }
+
+  public void unsetDescription() {
+    this.description = null;
+  }
+
+  /** Returns true if field description is set (has been assigned a value) and false otherwise */
+  public boolean isSetDescription() {
+    return this.description != null;
+  }
+
+  public void setDescriptionIsSet(boolean value) {
+    if (!value) {
+      this.description = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case NODE_ID:
+      if (value == null) {
+        unsetNodeId();
+      } else {
+        setNodeId((String)value);
+      }
+      break;
+
+    case NAME:
+      if (value == null) {
+        unsetName();
+      } else {
+        setName((String)value);
+      }
+      break;
+
+    case STATUS:
+      if (value == null) {
+        unsetStatus();
+      } else {
+        setStatus((ComponentStatus)value);
+      }
+      break;
+
+    case DESCRIPTION:
+      if (value == null) {
+        unsetDescription();
+      } else {
+        setDescription((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case NODE_ID:
+      return getNodeId();
+
+    case NAME:
+      return getName();
+
+    case STATUS:
+      return getStatus();
+
+    case DESCRIPTION:
+      return getDescription();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case NODE_ID:
+      return isSetNodeId();
+    case NAME:
+      return isSetName();
+    case STATUS:
+      return isSetStatus();
+    case DESCRIPTION:
+      return isSetDescription();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof NodeModel)
+      return this.equals((NodeModel)that);
+    return false;
+  }
+
+  public boolean equals(NodeModel that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_nodeId = true && this.isSetNodeId();
+    boolean that_present_nodeId = true && that.isSetNodeId();
+    if (this_present_nodeId || that_present_nodeId) {
+      if (!(this_present_nodeId && that_present_nodeId))
+        return false;
+      if (!this.nodeId.equals(that.nodeId))
+        return false;
+    }
+
+    boolean this_present_name = true && this.isSetName();
+    boolean that_present_name = true && that.isSetName();
+    if (this_present_name || that_present_name) {
+      if (!(this_present_name && that_present_name))
+        return false;
+      if (!this.name.equals(that.name))
+        return false;
+    }
+
+    boolean this_present_status = true && this.isSetStatus();
+    boolean that_present_status = true && that.isSetStatus();
+    if (this_present_status || that_present_status) {
+      if (!(this_present_status && that_present_status))
+        return false;
+      if (!this.status.equals(that.status))
+        return false;
+    }
+
+    boolean this_present_description = true && this.isSetDescription();
+    boolean that_present_description = true && that.isSetDescription();
+    if (this_present_description || that_present_description) {
+      if (!(this_present_description && that_present_description))
+        return false;
+      if (!this.description.equals(that.description))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    List<Object> list = new ArrayList<Object>();
+
+    boolean present_nodeId = true && (isSetNodeId());
+    list.add(present_nodeId);
+    if (present_nodeId)
+      list.add(nodeId);
+
+    boolean present_name = true && (isSetName());
+    list.add(present_name);
+    if (present_name)
+      list.add(name);
+
+    boolean present_status = true && (isSetStatus());
+    list.add(present_status);
+    if (present_status)
+      list.add(status);
+
+    boolean present_description = true && (isSetDescription());
+    list.add(present_description);
+    if (present_description)
+      list.add(description);
+
+    return list.hashCode();
+  }
+
+  @Override
+  public int compareTo(NodeModel other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetNodeId()).compareTo(other.isSetNodeId());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetNodeId()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.nodeId, other.nodeId);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetName()).compareTo(other.isSetName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetName()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.name, other.name);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetStatus()).compareTo(other.isSetStatus());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetStatus()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.status, other.status);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetDescription()).compareTo(other.isSetDescription());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetDescription()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.description, other.description);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("NodeModel(");
+    boolean first = true;
+
+    sb.append("nodeId:");
+    if (this.nodeId == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.nodeId);
+    }
+    first = false;
+    if (isSetName()) {
+      if (!first) sb.append(", ");
+      sb.append("name:");
+      if (this.name == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.name);
+      }
+      first = false;
+    }
+    if (isSetStatus()) {
+      if (!first) sb.append(", ");
+      sb.append("status:");
+      if (this.status == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.status);
+      }
+      first = false;
+    }
+    if (isSetDescription()) {
+      if (!first) sb.append(", ");
+      sb.append("description:");
+      if (this.description == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.description);
+      }
+      first = false;
+    }
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (!isSetNodeId()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'nodeId' is unset! Struct:" + toString());
+    }
+
+    // check for sub-struct validity
+    if (status != null) {
+      status.validate();
+    }
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class NodeModelStandardSchemeFactory implements SchemeFactory {
+    public NodeModelStandardScheme getScheme() {
+      return new NodeModelStandardScheme();
+    }
+  }
+
+  private static class NodeModelStandardScheme extends StandardScheme<NodeModel> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, NodeModel struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // NODE_ID
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.nodeId = iprot.readString();
+              struct.setNodeIdIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.name = iprot.readString();
+              struct.setNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // STATUS
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+              struct.status = new ComponentStatus();
+              struct.status.read(iprot);
+              struct.setStatusIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 4: // DESCRIPTION
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.description = iprot.readString();
+              struct.setDescriptionIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, NodeModel struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.nodeId != null) {
+        oprot.writeFieldBegin(NODE_ID_FIELD_DESC);
+        oprot.writeString(struct.nodeId);
+        oprot.writeFieldEnd();
+      }
+      if (struct.name != null) {
+        if (struct.isSetName()) {
+          oprot.writeFieldBegin(NAME_FIELD_DESC);
+          oprot.writeString(struct.name);
+          oprot.writeFieldEnd();
+        }
+      }
+      if (struct.status != null) {
+        if (struct.isSetStatus()) {
+          oprot.writeFieldBegin(STATUS_FIELD_DESC);
+          struct.status.write(oprot);
+          oprot.writeFieldEnd();
+        }
+      }
+      if (struct.description != null) {
+        if (struct.isSetDescription()) {
+          oprot.writeFieldBegin(DESCRIPTION_FIELD_DESC);
+          oprot.writeString(struct.description);
+          oprot.writeFieldEnd();
+        }
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class NodeModelTupleSchemeFactory implements SchemeFactory {
+    public NodeModelTupleScheme getScheme() {
+      return new NodeModelTupleScheme();
+    }
+  }
+
+  private static class NodeModelTupleScheme extends TupleScheme<NodeModel> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, NodeModel struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      oprot.writeString(struct.nodeId);
+      BitSet optionals = new BitSet();
+      if (struct.isSetName()) {
+        optionals.set(0);
+      }
+      if (struct.isSetStatus()) {
+        optionals.set(1);
+      }
+      if (struct.isSetDescription()) {
+        optionals.set(2);
+      }
+      oprot.writeBitSet(optionals, 3);
+      if (struct.isSetName()) {
+        oprot.writeString(struct.name);
+      }
+      if (struct.isSetStatus()) {
+        struct.status.write(oprot);
+      }
+      if (struct.isSetDescription()) {
+        oprot.writeString(struct.description);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, NodeModel struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.nodeId = iprot.readString();
+      struct.setNodeIdIsSet(true);
+      BitSet incoming = iprot.readBitSet(3);
+      if (incoming.get(0)) {
+        struct.name = iprot.readString();
+        struct.setNameIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.status = new ComponentStatus();
+        struct.status.read(iprot);
+        struct.setStatusIsSet(true);
+      }
+      if (incoming.get(2)) {
+        struct.description = iprot.readString();
+        struct.setDescriptionIsSet(true);
+      }
+    }
+  }
+
+}
+