flex.messaging.io.ArrayCollection Maven / Gradle / Ivy
/*
* 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 flex.messaging.io;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.ArrayList;
import java.util.Collection;
/**
* Used to map to client mx.collections.ArrayCollection to java.util.Lists in Java.
*/
public class ArrayCollection extends ArrayList implements Externalizable
{
private static final long serialVersionUID = 8037277879661457358L;
private SerializationDescriptor descriptor = null;
/**
* Default constructor.
*/
public ArrayCollection()
{
super();
}
/**
* Creates an ArrayCollection with the supplied collection.
*
* @param c Collection.
*/
public ArrayCollection(Collection c)
{
super(c);
}
/**
* Creates ArrayCollection with the supllied inital capacity.
*
* @param initialCapacity The initial capacity.
*/
public ArrayCollection(int initialCapacity)
{
super(initialCapacity);
}
/**
* Returns the backing Array of the ArrayCollection.
*
* @return The backing Array.
*/
public Object[] getSource()
{
return toArray();
}
/**
* Sets the serialization descriptor.
*
* @param desc The serialization descriptor.
*/
public void setDescriptor(SerializationDescriptor desc)
{
this.descriptor = desc;
}
/**
* Sets the source with the supplied Array.
*
* @param s The source Array.
*/
public void setSource(Object[] s)
{
if (s == null)
{
clear();
return;
}
if (size() > 0)
clear();
for (int i = 0; i < s.length; i++)
add(s[i]);
}
/**
* Sets the sources with the supplied Collection.
*
* @param s The source Collection.
*/
public void setSource(Collection s)
{
addAll(s);
}
/**
* Implements {@link Externalizable#readExternal(ObjectInput)}
*
* @param input The object input.
*/
public void readExternal(ObjectInput input) throws IOException, ClassNotFoundException
{
Object s = input.readObject();
if (s instanceof Collection)
s = ((Collection)s).toArray();
Object[] source = (Object[])s;
setSource(source);
}
/**
* Implements {@link Externalizable#writeExternal(ObjectOutput)}
*
* @param output The object output.
*/
public void writeExternal(ObjectOutput output) throws IOException
{
if (descriptor == null)
{
output.writeObject(getSource());
return;
}
Object[] source = getSource();
if (source == null)
{
output.writeObject(null);
return;
}
for (int i = 0; i < source.length; i++)
{
Object item = source[i];
if (item == null)
{
source[i] = null;
}
else
{
PropertyProxy proxy = PropertyProxyRegistry.getProxy(item);
proxy = (PropertyProxy)proxy.clone();
proxy.setDescriptor(descriptor);
proxy.setDefaultInstance(item);
source[i] = proxy;
}
}
output.writeObject(source);
}
}