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/*
* 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.protobuf;
import org.apache.tuscany.sca.databinding.DataBinding;
import org.apache.tuscany.sca.databinding.WrapperHandler;
import org.apache.tuscany.sca.databinding.XMLTypeHelper;
import org.apache.tuscany.sca.interfacedef.DataType;
import org.apache.tuscany.sca.interfacedef.Operation;
import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
import com.google.protobuf.Message;
/**
* Google ProtocolBuffers databinding
*/
public class ProtobufDatabinding implements DataBinding {
public static final String NAME = "ProtocolBuffers";
/**
*
*/
public ProtobufDatabinding() {
}
/* (non-Javadoc)
* @see org.apache.tuscany.sca.databinding.DataBinding#getName()
*/
@Override
public String getName() {
return NAME;
}
/* (non-Javadoc)
* @see org.apache.tuscany.sca.databinding.DataBinding#introspect(org.apache.tuscany.sca.interfacedef.DataType, org.apache.tuscany.sca.interfacedef.Operation)
*/
@Override
public boolean introspect(DataType dataType, Operation operation) {
if (Message.class.isAssignableFrom(dataType.getPhysical())) {
dataType.setDataBinding(NAME);
return true;
}
return false;
}
/* (non-Javadoc)
* @see org.apache.tuscany.sca.databinding.DataBinding#introspect(java.lang.Object, org.apache.tuscany.sca.interfacedef.Operation)
*/
@Override
public DataType introspect(Object value, Operation operation) {
if (value instanceof Message) {
DataType dt = new DataTypeImpl(value.getClass(), null);
dt.setDataBinding(NAME);
return dt;
} else {
return null;
}
}
/* (non-Javadoc)
* @see org.apache.tuscany.sca.databinding.DataBinding#getWrapperHandler()
*/
@Override
public WrapperHandler getWrapperHandler() {
return null;
}
/* (non-Javadoc)
* @see org.apache.tuscany.sca.databinding.DataBinding#copy(java.lang.Object, org.apache.tuscany.sca.interfacedef.DataType, org.apache.tuscany.sca.interfacedef.DataType, org.apache.tuscany.sca.interfacedef.Operation, org.apache.tuscany.sca.interfacedef.Operation)
*/
@Override
public Object copy(Object object,
DataType sourceDataType,
DataType targetDataType,
Operation sourceOperation,
Operation targetOperation) {
Message msg = (Message)object;
return ((Message.Builder)msg.toBuilder().clone()).build();
}
/* (non-Javadoc)
* @see org.apache.tuscany.sca.databinding.DataBinding#getXMLTypeHelper()
*/
@Override
public XMLTypeHelper getXMLTypeHelper() {
return null;
}
}
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