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Posted to commits@airavata.apache.org by sc...@apache.org on 2016/01/12 23:05:00 UTC

[49/50] [abbrv] airavata git commit: moving data-manager relatedthings to a service

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/error/DataManagerServiceException.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/error/DataManagerServiceException.java b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/error/DataManagerServiceException.java
new file mode 100644
index 0000000..5d6a116
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/error/DataManagerServiceException.java
@@ -0,0 +1,406 @@
+/**
+ * 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.error;
+
+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 = "2016-01-12")
+public class DataManagerServiceException extends TException implements org.apache.thrift.TBase<DataManagerServiceException, DataManagerServiceException._Fields>, java.io.Serializable, Cloneable, Comparable<DataManagerServiceException> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("DataManagerServiceException");
+
+  private static final org.apache.thrift.protocol.TField MESSAGE_FIELD_DESC = new org.apache.thrift.protocol.TField("message", org.apache.thrift.protocol.TType.STRING, (short)1);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new DataManagerServiceExceptionStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new DataManagerServiceExceptionTupleSchemeFactory());
+  }
+
+  private String message; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    MESSAGE((short)1, "message");
+
+    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: // MESSAGE
+          return MESSAGE;
+        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
+  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.MESSAGE, new org.apache.thrift.meta_data.FieldMetaData("message", org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(DataManagerServiceException.class, metaDataMap);
+  }
+
+  public DataManagerServiceException() {
+  }
+
+  public DataManagerServiceException(
+    String message)
+  {
+    this();
+    this.message = message;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public DataManagerServiceException(DataManagerServiceException other) {
+    if (other.isSetMessage()) {
+      this.message = other.message;
+    }
+  }
+
+  public DataManagerServiceException deepCopy() {
+    return new DataManagerServiceException(this);
+  }
+
+  @Override
+  public void clear() {
+    this.message = null;
+  }
+
+  public String getMessage() {
+    return this.message;
+  }
+
+  public void setMessage(String message) {
+    this.message = message;
+  }
+
+  public void unsetMessage() {
+    this.message = null;
+  }
+
+  /** Returns true if field message is set (has been assigned a value) and false otherwise */
+  public boolean isSetMessage() {
+    return this.message != null;
+  }
+
+  public void setMessageIsSet(boolean value) {
+    if (!value) {
+      this.message = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case MESSAGE:
+      if (value == null) {
+        unsetMessage();
+      } else {
+        setMessage((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case MESSAGE:
+      return getMessage();
+
+    }
+    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 MESSAGE:
+      return isSetMessage();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof DataManagerServiceException)
+      return this.equals((DataManagerServiceException)that);
+    return false;
+  }
+
+  public boolean equals(DataManagerServiceException that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_message = true && this.isSetMessage();
+    boolean that_present_message = true && that.isSetMessage();
+    if (this_present_message || that_present_message) {
+      if (!(this_present_message && that_present_message))
+        return false;
+      if (!this.message.equals(that.message))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    List<Object> list = new ArrayList<Object>();
+
+    boolean present_message = true && (isSetMessage());
+    list.add(present_message);
+    if (present_message)
+      list.add(message);
+
+    return list.hashCode();
+  }
+
+  @Override
+  public int compareTo(DataManagerServiceException other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetMessage()).compareTo(other.isSetMessage());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessage()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.message, other.message);
+      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("DataManagerServiceException(");
+    boolean first = true;
+
+    sb.append("message:");
+    if (this.message == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.message);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (!isSetMessage()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'message' 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 {
+      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 DataManagerServiceExceptionStandardSchemeFactory implements SchemeFactory {
+    public DataManagerServiceExceptionStandardScheme getScheme() {
+      return new DataManagerServiceExceptionStandardScheme();
+    }
+  }
+
+  private static class DataManagerServiceExceptionStandardScheme extends StandardScheme<DataManagerServiceException> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, DataManagerServiceException 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: // MESSAGE
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.message = iprot.readString();
+              struct.setMessageIsSet(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, DataManagerServiceException struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.message != null) {
+        oprot.writeFieldBegin(MESSAGE_FIELD_DESC);
+        oprot.writeString(struct.message);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class DataManagerServiceExceptionTupleSchemeFactory implements SchemeFactory {
+    public DataManagerServiceExceptionTupleScheme getScheme() {
+      return new DataManagerServiceExceptionTupleScheme();
+    }
+  }
+
+  private static class DataManagerServiceExceptionTupleScheme extends TupleScheme<DataManagerServiceException> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, DataManagerServiceException struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      oprot.writeString(struct.message);
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, DataManagerServiceException struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.message = iprot.readString();
+      struct.setMessageIsSet(true);
+    }
+  }
+
+}
+

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/DataManagerFactory.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/DataManagerFactory.java b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/DataManagerFactory.java
new file mode 100644
index 0000000..cd92146
--- /dev/null
+++ b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/DataManagerFactory.java
@@ -0,0 +1,34 @@
+/*
+ *
+ * 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.airavata.data.manager.core;
+
+import org.apache.airavata.data.manager.cpi.DataManager;
+import org.apache.airavata.data.manager.cpi.DataManagerException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class DataManagerFactory {
+    private final static Logger logger = LoggerFactory.getLogger(DataManagerFactory.class);
+
+    public static DataManager getDataManager() throws DataManagerException {
+        return new DataManagerImpl();
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/DataManagerImpl.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/DataManagerImpl.java b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/DataManagerImpl.java
new file mode 100644
index 0000000..f675890
--- /dev/null
+++ b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/DataManagerImpl.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.
+ *
+*/
+package org.apache.airavata.data.manager.core;
+
+import org.apache.airavata.data.manager.cpi.*;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+public class DataManagerImpl implements DataManager {
+    private final static Logger logger = LoggerFactory.getLogger(DataManagerImpl.class);
+
+    /**
+     * Return file transfer service instance
+     *
+     * @return
+     */
+    @Override
+    public FileTransferService getFileTransferService()  throws DataManagerException {
+        try{
+            return new FileTransferServiceImpl();
+        }catch (Exception e){
+            logger.error(e.getMessage(), e);
+            throw new DataManagerException(e);
+        }
+    }
+
+    /**
+     * Return replica catalog service instance
+     *
+     * @return
+     */
+    @Override
+    public ReplicaCatalogService getReplicaCatalogService()  throws DataManagerException {
+        try{
+            return new ReplicaCatalogServiceImpl();
+        }catch (Exception e){
+            logger.error(e.getMessage(), e);
+            throw new DataManagerException(e);
+        }
+    }
+
+    /**
+     * Return metadata catalog service
+     *
+     * @return
+     */
+    @Override
+
+
+    public MetadataCatalogService getMetadataCatalogService()  throws DataManagerException {
+        try{
+            return  new MetadataCatalogServiceImpl();
+        }catch (Exception e){
+            logger.error(e.getMessage(), e);
+            throw new DataManagerException(e);
+        }
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/FileManagerFactory.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/FileManagerFactory.java b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/FileManagerFactory.java
deleted file mode 100644
index af908a3..0000000
--- a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/FileManagerFactory.java
+++ /dev/null
@@ -1,34 +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.airavata.data.manager.core;
-
-import org.apache.airavata.data.manager.cpi.DataManager;
-import org.apache.airavata.data.manager.cpi.DataManagerException;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public class FileManagerFactory {
-    private final static Logger logger = LoggerFactory.getLogger(FileManagerFactory.class);
-
-    public static DataManager getFileManager() throws DataManagerException {
-        return new FileManagerImpl();
-    }
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/FileManagerImpl.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/FileManagerImpl.java b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/FileManagerImpl.java
deleted file mode 100644
index 2570fc5..0000000
--- a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/FileManagerImpl.java
+++ /dev/null
@@ -1,78 +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.airavata.data.manager.core;
-
-import org.apache.airavata.data.manager.cpi.DataManager;
-import org.apache.airavata.data.manager.cpi.DataManagerException;
-import org.apache.airavata.data.manager.cpi.FileTransferService;
-import org.apache.airavata.data.manager.cpi.ReplicaCatalogService;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-
-public class FileManagerImpl implements DataManager {
-    private final static Logger logger = LoggerFactory.getLogger(FileManagerImpl.class);
-
-    /**
-     * Return file transfer service instance
-     *
-     * @return
-     */
-    @Override
-    public FileTransferService getFileTransferService()  throws DataManagerException {
-        try{
-            return new FileTransferServiceImpl();
-        }catch (Exception e){
-            logger.error(e.getMessage(), e);
-            throw new DataManagerException(e);
-        }
-    }
-
-    /**
-     * Return replica catalog service instance
-     *
-     * @return
-     */
-    @Override
-    public ReplicaCatalogService getReplicaCatalogService()  throws DataManagerException {
-        try{
-            return new ReplicaCatalogServiceImpl();
-        }catch (Exception e){
-            logger.error(e.getMessage(), e);
-            throw new DataManagerException(e);
-        }
-    }
-
-    /**
-     * Return metadata catalog service
-     *
-     * @return
-     */
-    @Override
-    public MetadataCatalogService getMetadataCatalogService()  throws DataManagerException {
-        try{
-            return new MetadataCatalogServiceImpl();
-        }catch (Exception e){
-            logger.error(e.getMessage(), e);
-            throw new DataManagerException(e);
-        }
-    }
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogService.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogService.java b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogService.java
deleted file mode 100644
index 15172a3..0000000
--- a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogService.java
+++ /dev/null
@@ -1,76 +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.airavata.data.manager.core;
-
-import org.apache.airavata.data.manager.cpi.DataManagerException;
-import org.apache.airavata.model.data.metadata.MetadataModel;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public class MetadataCatalogService implements org.apache.airavata.data.manager.cpi.MetadataCatalogService {
-    private final static Logger logger = LoggerFactory.getLogger(MetadataCatalogService.class);
-
-    /**
-     * Create new metadata model
-     *
-     * @param metadataModel
-     * @return
-     * @throws DataManagerException
-     */
-    @Override
-    public String createMetadata(MetadataModel metadataModel) throws DataManagerException {
-        return null;
-    }
-
-    /**
-     * Update existing metadata model
-     *
-     * @param metadataModel
-     * @throws DataManagerException
-     */
-    @Override
-    public void updateMetadata(MetadataModel metadataModel) throws DataManagerException {
-
-    }
-
-    /**
-     * Delete existing metadata model
-     *
-     * @param metadataId
-     * @throws DataManagerException
-     */
-    @Override
-    public void deleteMetadata(String metadataId) throws DataManagerException {
-
-    }
-
-    /**
-     * Retrieve metadata model
-     *
-     * @param metadataId
-     * @return
-     * @throws DataManagerException
-     */
-    @Override
-    public MetadataModel getMetadata(String metadataId) throws DataManagerException {
-        return null;
-    }
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogServiceImpl.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogServiceImpl.java b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogServiceImpl.java
index 9f29c92..a297744 100644
--- a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogServiceImpl.java
+++ b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/MetadataCatalogServiceImpl.java
@@ -22,13 +22,15 @@ package org.apache.airavata.data.manager.core;
 
 import org.apache.airavata.data.manager.core.db.dao.MetadataDao;
 import org.apache.airavata.data.manager.cpi.DataManagerException;
+import org.apache.airavata.data.manager.cpi.MetadataCatalogService;
 import org.apache.airavata.model.data.metadata.MetadataModel;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
+import java.util.List;
 
-public class MetadataCatalogServiceImpl extends MetadataCatalogService {
+public class MetadataCatalogServiceImpl implements MetadataCatalogService {
     private final static Logger logger = LoggerFactory.getLogger(MetadataCatalogServiceImpl.class);
 
     private MetadataDao metadataDao;
@@ -102,4 +104,34 @@ public class MetadataCatalogServiceImpl extends MetadataCatalogService {
             throw new DataManagerException(e);
         }
     }
+
+    /**
+     * Search Metadata
+     *
+     * @param username
+     * @param gatewayId
+     * @param searchText
+     * @return
+     * @throws DataManagerException
+     */
+    @Override
+    public List<MetadataModel> searchMetadata(String username, String gatewayId, String searchText) throws DataManagerException {
+        try{
+            return metadataDao.searchMetaDataModels(username, gatewayId, searchText);
+        }catch (Exception e){
+            logger.error(e.getMessage(), e);
+            throw new DataManagerException(e);
+        }
+    }
+
+//    public static void main(String[] args) throws IOException, DataManagerServiceException {
+//        MetadataModel metadataModel = new MetadataModel();
+//        metadataModel.setUsername("scnakandala");
+//        metadataModel.setUserFriendlyName("Stress Free, 100km Tlayer");
+//        metadataModel.setSize(103.67 * 1024);
+//        metadataModel.setUserFriendlyDescription("Dynamo similar to C2-2, with a stress-free boundaries and a 100km thick" +
+//                " thermal layer codBC.txt.in 2 0 0 0.129 0.0");
+//        MetadataCatalogServiceImpl metadataCatalogService = new MetadataCatalogServiceImpl();
+//        System.out.println(metadataCatalogService.searchMetadata("scnakandala", "default", "").size());
+//    }
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/conversion/AbstractThriftDeserializer.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/conversion/AbstractThriftDeserializer.java b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/conversion/AbstractThriftDeserializer.java
index 0841f45..0201cf6 100644
--- a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/conversion/AbstractThriftDeserializer.java
+++ b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/conversion/AbstractThriftDeserializer.java
@@ -65,7 +65,8 @@ public abstract class AbstractThriftDeserializer<E extends TFieldIdEnum, T exten
                  * number types, which in turn will make Thrift think the field
                  * has been set. Also we ignore the MongoDB specific _id field
                  */
-                if(currentField.getValue().getNodeType() != JsonNodeType.NULL) {
+                if(!currentField.getKey().equalsIgnoreCase("_id")
+                        && currentField.getValue().getNodeType() != JsonNodeType.NULL) {
                     final E field = getField(CaseFormat.LOWER_UNDERSCORE.to(CaseFormat.UPPER_UNDERSCORE, currentField.getKey()));
                     final JsonParser parser = currentField.getValue().traverse();
                     parser.setCodec(mapper);

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/dao/MetadataDao.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/dao/MetadataDao.java b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/dao/MetadataDao.java
index c9c4951..52c2732 100644
--- a/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/dao/MetadataDao.java
+++ b/modules/data-manager/data-manager-core/src/main/java/org/apache/airavata/data/manager/core/db/dao/MetadataDao.java
@@ -31,6 +31,8 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.UUID;
 
 public class MetadataDao {
@@ -58,6 +60,8 @@ public class MetadataDao {
 
     public String createMetadata(MetadataModel metadataModel) throws JsonProcessingException {
         metadataModel.setMetadataId(DataManagerConstants.AIRAVATA_METADATA_ID_PREFIX + UUID.randomUUID().toString());
+        metadataModel.setCreationTime(System.currentTimeMillis());
+        metadataModel.setLastModifiedTime(metadataModel.getCreationTime());
         WriteResult result = collection.insert((DBObject) JSON.parse(
                 modelConversionHelper.serializeObject(metadataModel)));
         logger.debug("No of inserted results " + result.getN());
@@ -67,6 +71,7 @@ public class MetadataDao {
     public void updateMetadata(MetadataModel metadataModel) throws JsonProcessingException {
         DBObject query = BasicDBObjectBuilder.start().add(
                 METADATA_ID, metadataModel.getMetadataId()).get();
+        metadataModel.setLastModifiedTime(System.currentTimeMillis());
         WriteResult result = collection.update(query, (DBObject) JSON.parse(
                 modelConversionHelper.serializeObject(metadataModel)));
         logger.debug("No of updated results " + result.getN());
@@ -90,4 +95,15 @@ public class MetadataDao {
         }
         return null;
     }
+
+    public List<MetadataModel> searchMetaDataModels(String username, String gatewayId, String searchText) throws IOException{
+        List<MetadataModel> metadataModels = new ArrayList<>();
+        DBCursor cursor = collection.find();
+        for(DBObject document: cursor){
+                metadataModels.add((MetadataModel) modelConversionHelper.deserializeObject(
+                        MetadataModel.class, document.toString()));
+        }
+        return metadataModels;
+    }
+
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-cpi/src/main/java/org/apache/airavata/data/manager/cpi/MetadataCatalogService.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-cpi/src/main/java/org/apache/airavata/data/manager/cpi/MetadataCatalogService.java b/modules/data-manager/data-manager-cpi/src/main/java/org/apache/airavata/data/manager/cpi/MetadataCatalogService.java
index a75e0d4..602e7db 100644
--- a/modules/data-manager/data-manager-cpi/src/main/java/org/apache/airavata/data/manager/cpi/MetadataCatalogService.java
+++ b/modules/data-manager/data-manager-cpi/src/main/java/org/apache/airavata/data/manager/cpi/MetadataCatalogService.java
@@ -22,6 +22,8 @@ package org.apache.airavata.data.manager.cpi;
 
 import org.apache.airavata.model.data.metadata.MetadataModel;
 
+import java.util.List;
+
 public interface MetadataCatalogService {
 
     /**
@@ -53,4 +55,15 @@ public interface MetadataCatalogService {
      * @throws DataManagerException
      */
     MetadataModel getMetadata(String metadataId) throws DataManagerException;
+
+
+    /**
+     * Search Metadata
+     * @param username
+     * @param gatewayId
+     * @param searchText
+     * @return
+     * @throws DataManagerException
+     */
+    List<MetadataModel> searchMetadata(String username, String gatewayId, String searchText) throws DataManagerException;
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-service/pom.xml
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-service/pom.xml b/modules/data-manager/data-manager-service/pom.xml
index ff00d83..d4dae52 100644
--- a/modules/data-manager/data-manager-service/pom.xml
+++ b/modules/data-manager/data-manager-service/pom.xml
@@ -20,5 +20,15 @@
             <artifactId>data-manager-stubs</artifactId>
             <version>${project.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.apache.airavata</groupId>
+            <artifactId>data-manager-cpi</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.airavata</groupId>
+            <artifactId>data-manager-core</artifactId>
+            <version>${project.version}</version>
+        </dependency>
     </dependencies>
 </project>
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/airavata/blob/047a448a/modules/data-manager/data-manager-service/src/main/java/org/apache/airavata/data/manager/server/DataManagerServerHandler.java
----------------------------------------------------------------------
diff --git a/modules/data-manager/data-manager-service/src/main/java/org/apache/airavata/data/manager/server/DataManagerServerHandler.java b/modules/data-manager/data-manager-service/src/main/java/org/apache/airavata/data/manager/server/DataManagerServerHandler.java
index 0ac3080..f30465a 100644
--- a/modules/data-manager/data-manager-service/src/main/java/org/apache/airavata/data/manager/server/DataManagerServerHandler.java
+++ b/modules/data-manager/data-manager-service/src/main/java/org/apache/airavata/data/manager/server/DataManagerServerHandler.java
@@ -20,15 +20,33 @@
 */
 package org.apache.airavata.data.manager.server;
 
+import org.apache.airavata.data.manager.core.DataManagerFactory;
+import org.apache.airavata.data.manager.cpi.DataManager;
+import org.apache.airavata.data.manager.cpi.DataManagerException;
 import org.apache.airavata.data.manager.cpi.DataManagerService;
 import org.apache.airavata.data.manager.cpi.data_manager_cpiConstants;
+import org.apache.airavata.model.data.metadata.MetadataModel;
+import org.apache.airavata.model.error.DataManagerServiceException;
 import org.apache.thrift.TException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.List;
+
 public class DataManagerServerHandler implements DataManagerService.Iface {
     private final static Logger logger = LoggerFactory.getLogger(DataManagerServerHandler.class);
 
+    private final DataManager dataManager;
+
+    public DataManagerServerHandler() throws DataManagerServiceException {
+        try {
+            dataManager = DataManagerFactory.getDataManager();
+        } catch (DataManagerException e) {
+            logger.error(e.getMessage());
+            throw new DataManagerServiceException(e.getMessage());
+        }
+    }
+
     /**
      * Query DM server to fetch the CPI version
      */
@@ -36,4 +54,23 @@ public class DataManagerServerHandler implements DataManagerService.Iface {
     public String getDMServiceVersion() throws TException {
         return data_manager_cpiConstants.DM_CPI_VERSION;
     }
+
+    /**
+     * * Query the DM server to fetch matching metadata models
+     * *
+     *
+     * @param username
+     * @param gatewayId
+     * @param searchText
+     */
+    @Override
+    public List<MetadataModel> searchMetadata(String username, String gatewayId, String searchText) throws
+            DataManagerServiceException, TException {
+        try {
+            return dataManager.getMetadataCatalogService().searchMetadata(username, gatewayId, searchText);
+        } catch (org.apache.airavata.data.manager.cpi.DataManagerException e) {
+            logger.error(e.getMessage());
+            throw new DataManagerServiceException(e.getMessage());
+        }
+    }
 }
\ No newline at end of file