/*
* 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 org.apache.tuscany.sca.databinding.json;
import org.apache.tuscany.sca.databinding.PullTransformer;
import org.apache.tuscany.sca.databinding.TransformationContext;
import org.apache.tuscany.sca.databinding.TransformationException;
import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
import org.apache.tuscany.sca.databinding.javabeans.JavaBeansDataBinding;
import com.metaparadigm.jsonrpc.JSONSerializer;
import com.metaparadigm.jsonrpc.SerializerState;
/**
* @version $Rev: 601501 $ $Date: 2007-12-05 12:23:21 -0800 (Wed, 05 Dec 2007) $
*/
public class JSON2JavaBean extends BaseTransformer<Object, Object> implements PullTransformer<Object, Object> {
private JSONSerializer serializer;
public JSON2JavaBean() {
super();
serializer = new JSONSerializer();
try {
serializer.registerDefaultSerializers();
} catch (Exception e) {
throw new TransformationException(e);
}
serializer.setMarshallClassHints(true);
serializer.setMarshallNullAttributes(true);
}
public Object transform(Object source, TransformationContext context) {
if (source == null) {
return null;
}
try {
SerializerState state = new SerializerState();
return serializer.unmarshall(state, context.getTargetDataType().getPhysical(), source);
} catch (Exception e) {
throw new TransformationException(e);
}
}
@Override
protected Class getSourceType() {
return Object.class;
}
@Override
protected Class getTargetType() {
return Object.class;
}
@Override
public String getSourceDataBinding() {
return JSONDataBinding.NAME;
}
@Override
public String getTargetDataBinding() {
return JavaBeansDataBinding.NAME;
}
}