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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;
import java.util.List;
/**
* An extension point for data transformer extensions.
*
* @version $Rev$ $Date$
*/
public interface TransformerExtensionPoint {
/**
* Register a transformer
*
* @param sourceDataBinding
* @param targetDataBinding
* @param weight
* @param transformer
* @param publicTransformer TODO
*/
void addTransformer(String sourceDataBinding,
String targetDataBinding,
int weight,
Transformer transformer,
boolean publicTransformer);
/**
* Register a transformer
*
* @param transformer
* @param publicTransformer TODO
*/
void addTransformer(Transformer transformer, boolean publicTransformer);
/**
* Unregister a transformer
*
* @param sourceDataBinding
* @param targetDataBinding
* @return
*/
boolean removeTransformer(String sourceDataBinding, String targetDataBinding);
/**
* Get the direct Transformer which can transform data from source type to
* result type
*
* @param sourceDataBinding
* @param targetDataBinding
* @return
*/
Transformer getTransformer(String sourceDataBinding, String targetDataBinding);
/**
* Get the a chain of Transformers which can transform data from source type
* to result type
*
* @param sourceDataBinding
* @param targetDataBinding
* @return
*/
List<Transformer> getTransformerChain(String sourceDataBinding, String targetDataBinding);
}
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