com.guit.client.jsorm.AbstractSerializer.java Source code

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Here is the source code for com.guit.client.jsorm.AbstractSerializer.java

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/*
 * Copyright 2010 Gal Dolber.
 * 
 * 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.guit.client.jsorm;

import com.google.gwt.json.client.JSONNull;
import com.google.gwt.json.client.JSONValue;

public abstract class AbstractSerializer<T> implements TypeJsonSerializer<T> {

    @Override
    public final T deserialize(JSONValue data) {
        if (data.isNull() == null) {
            return deserializeJson(data);
        }
        return null;
    }

    protected abstract T deserializeJson(JSONValue o);

    @Override
    public final JSONValue serialize(T data) {
        if (data != null) {
            return serializeJson(data);
        }
        return JSONNull.getInstance();
    }

    protected abstract JSONValue serializeJson(T data);
}