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From chath...@apache.org
Subject [2/2] git commit: adding an exception
Date Thu, 25 Sep 2014 13:14:23 GMT
adding an exception


Project: http://git-wip-us.apache.org/repos/asf/airavata/repo
Commit: http://git-wip-us.apache.org/repos/asf/airavata/commit/7ed2e347
Tree: http://git-wip-us.apache.org/repos/asf/airavata/tree/7ed2e347
Diff: http://git-wip-us.apache.org/repos/asf/airavata/diff/7ed2e347

Branch: refs/heads/messaging_framework
Commit: 7ed2e3479e8af2d36ccf4244edcd6ca4e7d64f6b
Parents: aba775e
Author: Chathuri Wimalasena <kamalasini@gmail.com>
Authored: Thu Sep 25 09:14:10 2014 -0400
Committer: Chathuri Wimalasena <kamalasini@gmail.com>
Committed: Thu Sep 25 09:14:10 2014 -0400

----------------------------------------------------------------------
 .../airavata/model/messaging/event/Message.java | 828 +++++++++++++++++++
 .../model/messaging/event/MessageLevel.java     |  68 ++
 .../model/messaging/event/MessageType.java      |  68 ++
 .../event/messagingEventsConstants.java         |  56 ++
 4 files changed, 1020 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/airavata/blob/7ed2e347/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/Message.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/Message.java
b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/Message.java
new file mode 100644
index 0000000..ca061c5
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/Message.java
@@ -0,0 +1,828 @@
+/**
+ * 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 (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.airavata.model.messaging.event;
+
+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 org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@SuppressWarnings("all") public class Message implements org.apache.thrift.TBase<Message,
Message._Fields>, java.io.Serializable, Cloneable, Comparable<Message> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("Message");
+
+  private static final org.apache.thrift.protocol.TField EVENT_FIELD_DESC = new org.apache.thrift.protocol.TField("event",
org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField MESSAGE_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("messageId",
org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField MESSAGE_TYPE_FIELD_DESC = new org.apache.thrift.protocol.TField("messageType",
org.apache.thrift.protocol.TType.I32, (short)3);
+  private static final org.apache.thrift.protocol.TField UPDATED_TIME_FIELD_DESC = new org.apache.thrift.protocol.TField("updatedTime",
org.apache.thrift.protocol.TType.I64, (short)4);
+  private static final org.apache.thrift.protocol.TField MESSAGE_LEVEL_FIELD_DESC = new org.apache.thrift.protocol.TField("messageLevel",
org.apache.thrift.protocol.TType.I32, (short)5);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes =
new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new MessageStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new MessageTupleSchemeFactory());
+  }
+
+  private ByteBuffer event; // required
+  private String messageId; // required
+  private MessageType messageType; // required
+  private long updatedTime; // optional
+  private MessageLevel messageLevel; // optional
+
+  /** The set of fields this struct contains, along with convenience methods for finding
and manipulating them. */
+  @SuppressWarnings("all") public enum _Fields implements org.apache.thrift.TFieldIdEnum
{
+    EVENT((short)1, "event"),
+    MESSAGE_ID((short)2, "messageId"),
+    /**
+     * 
+     * @see MessageType
+     */
+    MESSAGE_TYPE((short)3, "messageType"),
+    UPDATED_TIME((short)4, "updatedTime"),
+    /**
+     * 
+     * @see MessageLevel
+     */
+    MESSAGE_LEVEL((short)5, "messageLevel");
+
+    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: // EVENT
+          return EVENT;
+        case 2: // MESSAGE_ID
+          return MESSAGE_ID;
+        case 3: // MESSAGE_TYPE
+          return MESSAGE_TYPE;
+        case 4: // UPDATED_TIME
+          return UPDATED_TIME;
+        case 5: // MESSAGE_LEVEL
+          return MESSAGE_LEVEL;
+        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 __UPDATEDTIME_ISSET_ID = 0;
+  private byte __isset_bitfield = 0;
+  private _Fields optionals[] = {_Fields.UPDATED_TIME,_Fields.MESSAGE_LEVEL};
+  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.EVENT, new org.apache.thrift.meta_data.FieldMetaData("event", org.apache.thrift.TFieldRequirementType.REQUIRED,

+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING
       , true)));
+    tmpMap.put(_Fields.MESSAGE_ID, new org.apache.thrift.meta_data.FieldMetaData("messageId",
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.MESSAGE_TYPE, new org.apache.thrift.meta_data.FieldMetaData("messageType",
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM,
MessageType.class)));
+    tmpMap.put(_Fields.UPDATED_TIME, new org.apache.thrift.meta_data.FieldMetaData("updatedTime",
org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
+    tmpMap.put(_Fields.MESSAGE_LEVEL, new org.apache.thrift.meta_data.FieldMetaData("messageLevel",
org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM,
MessageLevel.class)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(Message.class, metaDataMap);
+  }
+
+  public Message() {
+    this.messageId = "DO_NOT_SET_AT_CLIENTS";
+
+  }
+
+  public Message(
+    ByteBuffer event,
+    String messageId,
+    MessageType messageType)
+  {
+    this();
+    this.event = event;
+    this.messageId = messageId;
+    this.messageType = messageType;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public Message(Message other) {
+    __isset_bitfield = other.__isset_bitfield;
+    if (other.isSetEvent()) {
+      this.event = org.apache.thrift.TBaseHelper.copyBinary(other.event);
+;
+    }
+    if (other.isSetMessageId()) {
+      this.messageId = other.messageId;
+    }
+    if (other.isSetMessageType()) {
+      this.messageType = other.messageType;
+    }
+    this.updatedTime = other.updatedTime;
+    if (other.isSetMessageLevel()) {
+      this.messageLevel = other.messageLevel;
+    }
+  }
+
+  public Message deepCopy() {
+    return new Message(this);
+  }
+
+  @Override
+  public void clear() {
+    this.event = null;
+    this.messageId = "DO_NOT_SET_AT_CLIENTS";
+
+    this.messageType = null;
+    setUpdatedTimeIsSet(false);
+    this.updatedTime = 0;
+    this.messageLevel = null;
+  }
+
+  public byte[] getEvent() {
+    setEvent(org.apache.thrift.TBaseHelper.rightSize(event));
+    return event == null ? null : event.array();
+  }
+
+  public ByteBuffer bufferForEvent() {
+    return event;
+  }
+
+  public void setEvent(byte[] event) {
+    setEvent(event == null ? (ByteBuffer)null : ByteBuffer.wrap(event));
+  }
+
+  public void setEvent(ByteBuffer event) {
+    this.event = event;
+  }
+
+  public void unsetEvent() {
+    this.event = null;
+  }
+
+  /** Returns true if field event is set (has been assigned a value) and false otherwise
*/
+  public boolean isSetEvent() {
+    return this.event != null;
+  }
+
+  public void setEventIsSet(boolean value) {
+    if (!value) {
+      this.event = null;
+    }
+  }
+
+  public String getMessageId() {
+    return this.messageId;
+  }
+
+  public void setMessageId(String messageId) {
+    this.messageId = messageId;
+  }
+
+  public void unsetMessageId() {
+    this.messageId = null;
+  }
+
+  /** Returns true if field messageId is set (has been assigned a value) and false otherwise
*/
+  public boolean isSetMessageId() {
+    return this.messageId != null;
+  }
+
+  public void setMessageIdIsSet(boolean value) {
+    if (!value) {
+      this.messageId = null;
+    }
+  }
+
+  /**
+   * 
+   * @see MessageType
+   */
+  public MessageType getMessageType() {
+    return this.messageType;
+  }
+
+  /**
+   * 
+   * @see MessageType
+   */
+  public void setMessageType(MessageType messageType) {
+    this.messageType = messageType;
+  }
+
+  public void unsetMessageType() {
+    this.messageType = null;
+  }
+
+  /** Returns true if field messageType is set (has been assigned a value) and false otherwise
*/
+  public boolean isSetMessageType() {
+    return this.messageType != null;
+  }
+
+  public void setMessageTypeIsSet(boolean value) {
+    if (!value) {
+      this.messageType = null;
+    }
+  }
+
+  public long getUpdatedTime() {
+    return this.updatedTime;
+  }
+
+  public void setUpdatedTime(long updatedTime) {
+    this.updatedTime = updatedTime;
+    setUpdatedTimeIsSet(true);
+  }
+
+  public void unsetUpdatedTime() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __UPDATEDTIME_ISSET_ID);
+  }
+
+  /** Returns true if field updatedTime is set (has been assigned a value) and false otherwise
*/
+  public boolean isSetUpdatedTime() {
+    return EncodingUtils.testBit(__isset_bitfield, __UPDATEDTIME_ISSET_ID);
+  }
+
+  public void setUpdatedTimeIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __UPDATEDTIME_ISSET_ID, value);
+  }
+
+  /**
+   * 
+   * @see MessageLevel
+   */
+  public MessageLevel getMessageLevel() {
+    return this.messageLevel;
+  }
+
+  /**
+   * 
+   * @see MessageLevel
+   */
+  public void setMessageLevel(MessageLevel messageLevel) {
+    this.messageLevel = messageLevel;
+  }
+
+  public void unsetMessageLevel() {
+    this.messageLevel = null;
+  }
+
+  /** Returns true if field messageLevel is set (has been assigned a value) and false otherwise
*/
+  public boolean isSetMessageLevel() {
+    return this.messageLevel != null;
+  }
+
+  public void setMessageLevelIsSet(boolean value) {
+    if (!value) {
+      this.messageLevel = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case EVENT:
+      if (value == null) {
+        unsetEvent();
+      } else {
+        setEvent((ByteBuffer)value);
+      }
+      break;
+
+    case MESSAGE_ID:
+      if (value == null) {
+        unsetMessageId();
+      } else {
+        setMessageId((String)value);
+      }
+      break;
+
+    case MESSAGE_TYPE:
+      if (value == null) {
+        unsetMessageType();
+      } else {
+        setMessageType((MessageType)value);
+      }
+      break;
+
+    case UPDATED_TIME:
+      if (value == null) {
+        unsetUpdatedTime();
+      } else {
+        setUpdatedTime((Long)value);
+      }
+      break;
+
+    case MESSAGE_LEVEL:
+      if (value == null) {
+        unsetMessageLevel();
+      } else {
+        setMessageLevel((MessageLevel)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case EVENT:
+      return getEvent();
+
+    case MESSAGE_ID:
+      return getMessageId();
+
+    case MESSAGE_TYPE:
+      return getMessageType();
+
+    case UPDATED_TIME:
+      return Long.valueOf(getUpdatedTime());
+
+    case MESSAGE_LEVEL:
+      return getMessageLevel();
+
+    }
+    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 EVENT:
+      return isSetEvent();
+    case MESSAGE_ID:
+      return isSetMessageId();
+    case MESSAGE_TYPE:
+      return isSetMessageType();
+    case UPDATED_TIME:
+      return isSetUpdatedTime();
+    case MESSAGE_LEVEL:
+      return isSetMessageLevel();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof Message)
+      return this.equals((Message)that);
+    return false;
+  }
+
+  public boolean equals(Message that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_event = true && this.isSetEvent();
+    boolean that_present_event = true && that.isSetEvent();
+    if (this_present_event || that_present_event) {
+      if (!(this_present_event && that_present_event))
+        return false;
+      if (!this.event.equals(that.event))
+        return false;
+    }
+
+    boolean this_present_messageId = true && this.isSetMessageId();
+    boolean that_present_messageId = true && that.isSetMessageId();
+    if (this_present_messageId || that_present_messageId) {
+      if (!(this_present_messageId && that_present_messageId))
+        return false;
+      if (!this.messageId.equals(that.messageId))
+        return false;
+    }
+
+    boolean this_present_messageType = true && this.isSetMessageType();
+    boolean that_present_messageType = true && that.isSetMessageType();
+    if (this_present_messageType || that_present_messageType) {
+      if (!(this_present_messageType && that_present_messageType))
+        return false;
+      if (!this.messageType.equals(that.messageType))
+        return false;
+    }
+
+    boolean this_present_updatedTime = true && this.isSetUpdatedTime();
+    boolean that_present_updatedTime = true && that.isSetUpdatedTime();
+    if (this_present_updatedTime || that_present_updatedTime) {
+      if (!(this_present_updatedTime && that_present_updatedTime))
+        return false;
+      if (this.updatedTime != that.updatedTime)
+        return false;
+    }
+
+    boolean this_present_messageLevel = true && this.isSetMessageLevel();
+    boolean that_present_messageLevel = true && that.isSetMessageLevel();
+    if (this_present_messageLevel || that_present_messageLevel) {
+      if (!(this_present_messageLevel && that_present_messageLevel))
+        return false;
+      if (!this.messageLevel.equals(that.messageLevel))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(Message other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetEvent()).compareTo(other.isSetEvent());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetEvent()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.event, other.event);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMessageId()).compareTo(other.isSetMessageId());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessageId()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.messageId, other.messageId);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMessageType()).compareTo(other.isSetMessageType());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessageType()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.messageType, other.messageType);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetUpdatedTime()).compareTo(other.isSetUpdatedTime());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetUpdatedTime()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.updatedTime, other.updatedTime);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMessageLevel()).compareTo(other.isSetMessageLevel());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessageLevel()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.messageLevel, other.messageLevel);
+      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("Message(");
+    boolean first = true;
+
+    sb.append("event:");
+    if (this.event == null) {
+      sb.append("null");
+    } else {
+      org.apache.thrift.TBaseHelper.toString(this.event, sb);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("messageId:");
+    if (this.messageId == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.messageId);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("messageType:");
+    if (this.messageType == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.messageType);
+    }
+    first = false;
+    if (isSetUpdatedTime()) {
+      if (!first) sb.append(", ");
+      sb.append("updatedTime:");
+      sb.append(this.updatedTime);
+      first = false;
+    }
+    if (isSetMessageLevel()) {
+      if (!first) sb.append(", ");
+      sb.append("messageLevel:");
+      if (this.messageLevel == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.messageLevel);
+      }
+      first = false;
+    }
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (!isSetEvent()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'event' is
unset! Struct:" + toString());
+    }
+
+    if (!isSetMessageId()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'messageId'
is unset! Struct:" + toString());
+    }
+
+    if (!isSetMessageType()) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'messageType'
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 MessageStandardSchemeFactory implements SchemeFactory {
+    public MessageStandardScheme getScheme() {
+      return new MessageStandardScheme();
+    }
+  }
+
+  private static class MessageStandardScheme extends StandardScheme<Message> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, Message 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: // EVENT
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.event = iprot.readBinary();
+              struct.setEventIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // MESSAGE_ID
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.messageId = iprot.readString();
+              struct.setMessageIdIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // MESSAGE_TYPE
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.messageType = MessageType.findByValue(iprot.readI32());
+              struct.setMessageTypeIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 4: // UPDATED_TIME
+            if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
+              struct.updatedTime = iprot.readI64();
+              struct.setUpdatedTimeIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 5: // MESSAGE_LEVEL
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.messageLevel = MessageLevel.findByValue(iprot.readI32());
+              struct.setMessageLevelIsSet(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, Message struct) throws
org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.event != null) {
+        oprot.writeFieldBegin(EVENT_FIELD_DESC);
+        oprot.writeBinary(struct.event);
+        oprot.writeFieldEnd();
+      }
+      if (struct.messageId != null) {
+        oprot.writeFieldBegin(MESSAGE_ID_FIELD_DESC);
+        oprot.writeString(struct.messageId);
+        oprot.writeFieldEnd();
+      }
+      if (struct.messageType != null) {
+        oprot.writeFieldBegin(MESSAGE_TYPE_FIELD_DESC);
+        oprot.writeI32(struct.messageType.getValue());
+        oprot.writeFieldEnd();
+      }
+      if (struct.isSetUpdatedTime()) {
+        oprot.writeFieldBegin(UPDATED_TIME_FIELD_DESC);
+        oprot.writeI64(struct.updatedTime);
+        oprot.writeFieldEnd();
+      }
+      if (struct.messageLevel != null) {
+        if (struct.isSetMessageLevel()) {
+          oprot.writeFieldBegin(MESSAGE_LEVEL_FIELD_DESC);
+          oprot.writeI32(struct.messageLevel.getValue());
+          oprot.writeFieldEnd();
+        }
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class MessageTupleSchemeFactory implements SchemeFactory {
+    public MessageTupleScheme getScheme() {
+      return new MessageTupleScheme();
+    }
+  }
+
+  private static class MessageTupleScheme extends TupleScheme<Message> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, Message struct) throws org.apache.thrift.TException
{
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      oprot.writeBinary(struct.event);
+      oprot.writeString(struct.messageId);
+      oprot.writeI32(struct.messageType.getValue());
+      BitSet optionals = new BitSet();
+      if (struct.isSetUpdatedTime()) {
+        optionals.set(0);
+      }
+      if (struct.isSetMessageLevel()) {
+        optionals.set(1);
+      }
+      oprot.writeBitSet(optionals, 2);
+      if (struct.isSetUpdatedTime()) {
+        oprot.writeI64(struct.updatedTime);
+      }
+      if (struct.isSetMessageLevel()) {
+        oprot.writeI32(struct.messageLevel.getValue());
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, Message struct) throws org.apache.thrift.TException
{
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.event = iprot.readBinary();
+      struct.setEventIsSet(true);
+      struct.messageId = iprot.readString();
+      struct.setMessageIdIsSet(true);
+      struct.messageType = MessageType.findByValue(iprot.readI32());
+      struct.setMessageTypeIsSet(true);
+      BitSet incoming = iprot.readBitSet(2);
+      if (incoming.get(0)) {
+        struct.updatedTime = iprot.readI64();
+        struct.setUpdatedTimeIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.messageLevel = MessageLevel.findByValue(iprot.readI32());
+        struct.setMessageLevelIsSet(true);
+      }
+    }
+  }
+
+}
+

http://git-wip-us.apache.org/repos/asf/airavata/blob/7ed2e347/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/MessageLevel.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/MessageLevel.java
b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/MessageLevel.java
new file mode 100644
index 0000000..a355890
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/MessageLevel.java
@@ -0,0 +1,68 @@
+/**
+ * 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 (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.airavata.model.messaging.event;
+
+
+import java.util.Map;
+import java.util.HashMap;
+import org.apache.thrift.TEnum;
+
+@SuppressWarnings("all") public enum MessageLevel implements org.apache.thrift.TEnum {
+  INFO(0),
+  DEBUG(1),
+  ERROR(2),
+  ACK(3);
+
+  private final int value;
+
+  private MessageLevel(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 MessageLevel findByValue(int value) { 
+    switch (value) {
+      case 0:
+        return INFO;
+      case 1:
+        return DEBUG;
+      case 2:
+        return ERROR;
+      case 3:
+        return ACK;
+      default:
+        return null;
+    }
+  }
+}

http://git-wip-us.apache.org/repos/asf/airavata/blob/7ed2e347/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/MessageType.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/MessageType.java
b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/MessageType.java
new file mode 100644
index 0000000..d00f404
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/MessageType.java
@@ -0,0 +1,68 @@
+/**
+ * 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 (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.airavata.model.messaging.event;
+
+
+import java.util.Map;
+import java.util.HashMap;
+import org.apache.thrift.TEnum;
+
+@SuppressWarnings("all") public enum MessageType implements org.apache.thrift.TEnum {
+  EXPERIMENT(0),
+  TASK(1),
+  WORKFLOWNODE(2),
+  JOB(3);
+
+  private final int value;
+
+  private MessageType(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 MessageType findByValue(int value) { 
+    switch (value) {
+      case 0:
+        return EXPERIMENT;
+      case 1:
+        return TASK;
+      case 2:
+        return WORKFLOWNODE;
+      case 3:
+        return JOB;
+      default:
+        return null;
+    }
+  }
+}

http://git-wip-us.apache.org/repos/asf/airavata/blob/7ed2e347/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/messagingEventsConstants.java
----------------------------------------------------------------------
diff --git a/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/messagingEventsConstants.java
b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/messagingEventsConstants.java
new file mode 100644
index 0000000..36defa6
--- /dev/null
+++ b/airavata-api/airavata-data-models/src/main/java/org/apache/airavata/model/messaging/event/messagingEventsConstants.java
@@ -0,0 +1,56 @@
+/**
+ * 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 (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.airavata.model.messaging.event;
+
+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 org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@SuppressWarnings("all") public class messagingEventsConstants {
+
+  public static final String DEFAULT_ID = "DO_NOT_SET_AT_CLIENTS";
+
+}


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