com.orange.mmp.api.ws.jsonrpc.SimpleListSerializer.java Source code

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Here is the source code for com.orange.mmp.api.ws.jsonrpc.SimpleListSerializer.java

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/*
 * Copyright (C) 2010 France Telecom
 *
 * 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 com.orange.mmp.api.ws.jsonrpc;

import java.util.List;

import org.jabsorb.serializer.MarshallException;
import org.jabsorb.serializer.SerializerState;
import org.jabsorb.serializer.UnmarshallException;
import org.jabsorb.serializer.impl.ListSerializer;
import org.json.JSONArray;
import org.json.JSONException;

/**
 * Subclass of ListSerializer without Class hintings
 * 
 * @author Thomas MILLET
 *
 */
@SuppressWarnings("serial")
public class SimpleListSerializer extends ListSerializer {

    /**
     * The class that this serialises to
     */
    @SuppressWarnings("unchecked")
    private final static Class[] _overrideJSONClasses = new Class[] { JSONArray.class };

    /* (non-Javadoc)
     * @see org.jabsorb.serializer.impl.ListSerializer#getJSONClasses()
     */
    @SuppressWarnings("unchecked")
    @Override
    public Class[] getJSONClasses() {
        // This serializer is based on JSONArray and not JSONObject
        return _overrideJSONClasses;
    }

    /* (non-Javadoc)
     * @see org.jabsorb.serializer.impl.ListSerializer#marshall(org.jabsorb.serializer.SerializerState, java.lang.Object, java.lang.Object)
     */
    @Override
    public Object marshall(SerializerState state, Object p, Object o) throws MarshallException {
        return o;
    }

    /* (non-Javadoc)
     * @see org.jabsorb.serializer.impl.ListSerializer#unmarshall(org.jabsorb.serializer.SerializerState, java.lang.Class, java.lang.Object)
     */
    @SuppressWarnings("unchecked")
    @Override
    public Object unmarshall(SerializerState state, Class clazz, Object o) throws UnmarshallException {
        List list = null;
        try {
            try {
                try {
                    if (clazz.isInterface()) {
                        list = new java.util.ArrayList();
                    } else
                        list = (List) clazz.newInstance();
                } catch (ClassCastException cce) {
                    throw new UnmarshallException("invalid unmarshalling Class " + cce.getMessage());
                }
            } catch (IllegalAccessException iae) {
                throw new UnmarshallException("no access unmarshalling object " + iae.getMessage());
            }
        } catch (InstantiationException ie) {
            throw new UnmarshallException("unable to instantiate unmarshalling object " + ie.getMessage());
        }
        JSONArray jsa = (JSONArray) o;

        state.setSerialized(o, list);
        int i = 0;
        try {
            for (; i < jsa.length(); i++) {
                list.add(ser.unmarshall(state, null, jsa.get(i)));
            }
        } catch (UnmarshallException e) {
            throw new UnmarshallException("element " + i + " " + e.getMessage());
        } catch (JSONException e) {
            throw new UnmarshallException("element " + i + " " + e.getMessage());
        }
        return list;
    }

}