/*
* This file was modified to fit the EasyJSON project.
*
* Copyright (c) 2007 Thomas Abeel <thomas.abeel@gmail.com>
*
* 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.
*
*
* Original work:
*
* JSON-RPC-Java - a JSON-RPC to Java Bridge with dynamic invocation
*
* $Id: ListSerializer.java,v 1.4.2.2 2006/03/06 12:39:21 mclark Exp $
*
* Copyright Metaparadigm Pte. Ltd. 2004.
* Michael Clark <michael@metaparadigm.com>
*/
package net.sf.easyjson;
import java.util.List;
import java.util.AbstractList;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.Vector;
import java.util.Iterator;
import org.json.JSONObject;
import org.json.JSONArray;
class ListSerializer extends AbstractSerializer {
private static Class[] _serializableClasses = new Class[] { List.class, ArrayList.class, LinkedList.class,
Vector.class };
private static Class[] _JSONClasses = new Class[] { JSONObject.class };
public Class[] getSerializableClasses() {
return _serializableClasses;
}
public Class[] getJSONClasses() {
return _JSONClasses;
}
public boolean canSerialize(Class clazz, Class jsonClazz) {
return (super.canSerialize(clazz, jsonClazz) || ((jsonClazz == null || jsonClazz == JSONObject.class) && List.class
.isAssignableFrom(clazz)));
}
public ObjectMatch tryUnmarshall(SerializerState state, Class clazz, Object o) throws UnmarshallException {
JSONObject jso = (JSONObject) o;
String java_class = jso.getString("javaClass");
if (java_class == null)
throw new UnmarshallException("no type hint");
if (!(java_class.equals("java.util.List") || java_class.equals("java.util.AbstractList")
|| java_class.equals("java.util.LinkedList") || java_class.equals("java.util.ArrayList") || java_class
.equals("java.util.Vector")))
throw new UnmarshallException("not a List");
JSONArray jsonlist = jso.getJSONArray("list");
if (jsonlist == null)
throw new UnmarshallException("list missing");
int i = 0;
ObjectMatch m = new ObjectMatch(-1);
try {
for (; i < jsonlist.length(); i++)
m = ser.tryUnmarshall(state, null, jsonlist.get(i)).max(m);
} catch (UnmarshallException e) {
throw new UnmarshallException("element " + i + " " + e.getMessage());
}
return m;
}
public Object unmarshall(SerializerState state, Class clazz, Object o) throws UnmarshallException {
JSONObject jso = (JSONObject) o;
String java_class = jso.getString("javaClass");
if (java_class == null)
throw new UnmarshallException("no type hint");
AbstractList al = null;
if (java_class.equals("java.util.List") || java_class.equals("java.util.AbstractList")
|| java_class.equals("java.util.ArrayList")) {
al = new ArrayList();
} else if (java_class.equals("java.util.LinkedList")) {
al = new LinkedList();
} else if (java_class.equals("java.util.Vector")) {
al = new Vector();
} else {
throw new UnmarshallException("not a List");
}
JSONArray jsonlist = jso.getJSONArray("list");
if (jsonlist == null)
throw new UnmarshallException("list missing");
int i = 0;
try {
for (; i < jsonlist.length(); i++)
al.add(ser.unmarshall(state, null, jsonlist.get(i)));
} catch (UnmarshallException e) {
throw new UnmarshallException("element " + i + " " + e.getMessage());
}
return al;
}
public Object marshall(SerializerState state, Object o) throws MarshallException {
List list = (List) o;
JSONObject obj = new JSONObject();
JSONArray arr = new JSONArray();
if (ser.getMarshallClassHints())
obj.put("javaClass", o.getClass().getName());
obj.put("list", arr);
int index = 0;
try {
Iterator i = list.iterator();
while (i.hasNext()) {
arr.put(ser.marshall(state, i.next()));
index++;
}
} catch (MarshallException e) {
throw new MarshallException("element " + index + " " + e.getMessage());
}
return obj;
}
}