/*
* RED5 Open Source Flash Server - http://code.google.com/p/red5/
*
* Copyright 2006-2012 by respective authors (see below). All rights reserved.
*
* Licensed 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.red5.io.object;
import java.util.HashMap;
import java.util.Map;
/**
* BaseInput represents a way to map input to a HashMap. This class
* is meant to be extended.
*
* @author The Red5 Project (red5@osflash.org)
* @author Luke Hubbard, Codegent Ltd (luke@codegent.com)
*/
public class BaseInput {
/**
* References map
*/
protected Map<Integer, Object> refMap = new HashMap<Integer, Object>();
/**
* References id
*/
protected int refId;
/**
* Store an object into a map
* @param obj Object to store
*/
protected int storeReference(Object obj) {
int newRefId = refId++;
refMap.put(Integer.valueOf(newRefId), obj);
return newRefId;
}
/**
* Replace a referenced object with another one. This is used
* by the AMF3 deserializer to handle circular references.
*
* @param refId
* @param newRef
*/
protected void storeReference(int refId, Object newRef) {
refMap.put(Integer.valueOf(refId), newRef);
}
/**
* Clears the map
*/
public void clearReferences() {
refMap.clear();
refId = 0;
}
/**
* Returns the object with the parameters id
* @param id Object reference id
* @return Object Object reference with given id
*/
protected Object getReference(int id) {
return refMap.get(Integer.valueOf(id));
}
}