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/**
* COOS - Connected Objects Operating System (www.connectedobjects.org).
*
* Copyright (C) 2009 Telenor ASA and Tellu AS. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see .
*
* You may also contact one of the following for additional information:
* Telenor ASA, Snaroyveien 30, N-1331 Fornebu, Norway (www.telenor.no)
* Tellu AS, Hagalokkveien 13, N-1383 Asker, Norway (www.tellu.no)
*/
package org.coos.javaframe.messages;
import org.coos.javaframe.ActorAddress;
import org.coos.util.serialize.AFClassLoader;
import org.coos.util.serialize.HashtableHelper;
import org.coos.util.serialize.StringHelper;
import java.io.*;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Vector;
/**
* The Actoframe property message.
*/
public class AFPropertyMsg extends ActorMsg {
public String msgId;
public Hashtable property;
private Object o;
public AFPropertyMsg() {
}
public String getMsgId() {
return msgId;
}
public AFPropertyMsg(ActorMsg am, String msgId) {
this.setSenderRole(am.getSenderRole());
this.setReceiverRole(am.getReceiverRole());
this.msgId = msgId;
}
public void setMsgId(String msgId) {
this.msgId = msgId;
this.frameworkMsg = false;
}
public void setProperties(Hashtable properties) {
this.property = properties;
}
public AFPropertyMsg(String msgId) {
this.msgId = msgId;
}
public AFPropertyMsg(String msgId, boolean frameWorkMsg) {
this.frameworkMsg = frameWorkMsg;
this.msgId = msgId;
}
public AFPropertyMsg(String msgId, ActorAddress receiver, ActorAddress sender) {
this.msgId = msgId;
this.setReceiverRole(receiver);
this.setSenderRole(sender);
}
public AFPropertyMsg(String msgId, String receiver, String sender) {
this.msgId = msgId;
this.setReceiverRole(new ActorAddress(receiver));
this.setSenderRole(new ActorAddress(sender));
}
public Object getBody() {
if (property == null) {
return null;
}
o = property.get(BODY_PROPERTY);
return o;
}
public Hashtable getProperty() {
return property;
}
public Object getProperty(String name) {
if (property == null) {
return null;
}
o = property.get(name);
return o;
}
public String getString(String name, String defaultValue) {
if (property == null) {
return defaultValue;
}
o = property.get(name);
if (o == null)
return defaultValue;
else
return (String) o;
}
public String getString(String name) {
if (property == null) {
return null;
}
o = property.get(name);
return (String) o;
}
public ActorAddress getActorAddress(String name) {
if (property == null) {
return null;
}
o = property.get(name);
if (o == null) {
return null;
}
return (ActorAddress) o;
}
public Vector getVector(String name) {
if (property == null) {
return null;
}
o = property.get(name);
if (o == null) {
return null;
}
return ((Vector) o);
}
/**
* Get int value.
*
* Property can be of type Long and Integer.
* @throws PropertyException if casting from Long to Integer changes the value
*/
public int getInt(String name) {
if (property == null) {
return 0;
}
o = property.get(name);
if (o == null) {
return 0;
}
if (o instanceof Integer) {
// Normal condition checked first
return ((Integer) o).intValue();
} else if (o instanceof Long) {
long value = ((Long) o).longValue();
int result = (int) value;
if (value == (long) result) {
return result;
} else {
throw new PropertyException("Cannot cast Long value " + value + " to (int) without truncation. Use getLong() instead.");
}
} else {
//This will intentionally throw an exception
return ((Integer) o).intValue();
}
}
public int getInt(String name, int defaultValue) {
if (property == null) {
return defaultValue;
}
o = property.get(name);
if (o == null) {
return defaultValue;
}
return getInt(name);
}
public boolean getBoolean(String name) {
if (property == null) {
return false;
}
o = property.get(name);
if (o == null) {
return false;
}
return ((Boolean) o).booleanValue();
}
public AFPropertyMsg setByteArray(String name, byte[] array) {
if (property == null) {
property = new Hashtable();
}
property.put(name, array);
return this;
}
public byte[] getByteArray(String name) {
if (property == null) {
return null;
}
o = property.get(name);
if (o == null) {
return null;
}
return ((byte[]) o);
}
public AFPropertyMsg setDouble(String name, double value) {
if (property == null) {
property = new Hashtable();
}
property.put(name, new Double(value));
return this;
}
public double getDouble(String name) {
if (property == null) {
return 0.0;
}
o = property.get(name);
if (o == null) {
return 0.0;
}
if (o instanceof Double) {
return ((Double) o).doubleValue();
} else if (o instanceof Integer) {
return ((Integer)o).doubleValue();
} else if (o instanceof Long) {
return ((Long)o).doubleValue();
}
return ((Double) o).doubleValue();
}
public AFPropertyMsg setFloat(String name, float value) {
if (property == null) {
property = new Hashtable();
}
property.put(name, new Float(value));
return this;
}
public float getFloat(String name) {
if (property == null) {
return 0;
}
o = property.get(name);
if (o == null) {
return 0;
}
if (o instanceof Float) {
// Normal condition checked first
return ((Float) o).floatValue();
} else if (o instanceof Double) {
double value = ((Double) o).doubleValue();
if (value >= -Float.MAX_VALUE && value <= Float.MAX_VALUE) {
return (float) value;
} else {
throw new PropertyException("Cannot cast Double value " + value + " to (float) without truncation. Use getDouble() instead.");
}
} else if (o instanceof Integer) {
return ((Integer)o).floatValue();
} else if (o instanceof Long) {
return ((Long)o).floatValue();
} else {
//This will intentionally throw an exception
return ((Float) o).floatValue();
}
}
public AFPropertyMsg setLong(String name, long value) {
if (property == null) {
property = new Hashtable();
}
property.put(name, new Long(value));
return this;
}
/**
* Return long value.
* Property with can be an instance of Long or Integer.
*/
public long getLong(String name) {
if (property == null) {
return 0;
}
o = property.get(name);
if (o == null) {
return 0;
}
if (o instanceof Long) {
return ((Long) o).longValue();
} else {
return ((Integer) o).longValue();
}
}
public long getLong(String name, long defaultValue) {
if (property == null) {
return defaultValue;
}
o = property.get(name);
if (o == null) {
return defaultValue;
}
return getLong(name);
}
public AFPropertyMsg setProperty(String name, Object value) {
if (value == null) {
removeProperty(name);
return this;
}
if (property == null) {
property = new Hashtable();
}
property.put(name, value);
return this;
}
public AFPropertyMsg setBoolean(String name, boolean value) {
if (property == null) {
property = new Hashtable();
}
property.put(name, new Boolean(value));
return this;
}
public AFPropertyMsg setInt(String name, int value) {
if (property == null) {
property = new Hashtable();
}
property.put(name, new Integer(value));
return this;
}
public String getSignalName() {
return msgId;
}
public boolean hasProperty(String propertyName) {
return property.containsKey(propertyName);
}
public AFPropertyMsg setBody(Object body) {
if (property == null) {
property = new Hashtable();
}
property.put(BODY_PROPERTY, body);
return this;
}
/**
* Chkec if two messages are identical, of same type. If the object is
* another AFPropertyMsg, they msgId's is compared
*
* @param o
* may be AFpropertyMsg or a String
* @return
*/
public boolean equals(Object o) {
if (o instanceof AFPropertyMsg) {
return ((AFPropertyMsg) o).msgId.equals(this.msgId);
} else if (o instanceof String) {
return o.equals(msgId);
} else {
return false;
}
}
/**
* Create a deep copy of this message.
*
* @param cl
* container dependent classloader
* @return the cloned message
*/
public AFPropertyMsg cloneAFPropertyMsg(AFClassLoader cl) {
return (AFPropertyMsg) super.cloneMsg(cl);
}
public String messageContent() {
StringBuffer sb = new StringBuffer();
sb.append("MsgId: " + msgId);
if (property != null) {
Enumeration en = property.keys();
while (en.hasMoreElements()) {
String s = (String) en.nextElement();
sb.append(" " + s + ": " + property.get(s) + " : ");
}
}
return super.messageContent() + sb;
}
public String toString() {
return super.toString() + ", MSG_ID: " + msgId;
}
public AFPropertyMsg(InputStream is, AFClassLoader cl) throws IOException {
DataInputStream din = new DataInputStream(is);
super.readInput(din, null);
if (getMsgType() != MSG_TYPE_TEST) {
msgId = StringHelper.resurrect(din);
property = HashtableHelper.resurrect(din, cl);
}
}
/**
* This function implements the serialization of the object.
*
* @return a byte array with the objects data
* @throws java.io.IOException
*/
public byte[] serialize() throws IOException {
ByteArrayOutputStream bout = new ByteArrayOutputStream();
DataOutputStream dout = new DataOutputStream(bout);
dout.write(super.serialize());
if (getMsgType() != MSG_TYPE_TEST) {
dout.write(StringHelper.persist(msgId));
dout.write(HashtableHelper.persist(property));
}
dout.flush();
return bout.toByteArray();
}
/**
* Use this function for resurrection of the object
*
* @param data
* The serialized data containing the object data
* @throws java.io.IOException
*/
public ByteArrayInputStream deSerialize(byte[] data, AFClassLoader cl) throws IOException {
ByteArrayInputStream bin = super.deSerialize(data, cl);
DataInputStream din = new DataInputStream(bin);
if (getMsgType() != MSG_TYPE_TEST) {
msgId = StringHelper.resurrect(din);
property = HashtableHelper.resurrect(din, cl);
}
return bin;
}
/*
* private void readInput(DataInputStream din, AFClassLoader cl) throws
* IOException { msgId = StringHelper.resurrect(din); property =
* HashtableHelper.resurrect(din, cl); }
*/
public Object removeProperty(String name) {
if (property != null) {
return property.remove(name);
} else {
return null;
}
}
}
