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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.impl;
import java.lang.ref.WeakReference;
import java.util.HashMap;
import java.util.Map;
import org.apache.tuscany.sca.databinding.TransformationContext;
import org.apache.tuscany.sca.interfacedef.DataType;
import org.apache.tuscany.sca.interfacedef.Operation;
public class TransformationContextImpl implements TransformationContext {
private static final String SOURCE_OPERATION = "source.operation";
private static final String TARGET_OPERATION = "target.operation";
private DataType sourceDataType;
private DataType targetDataType;
private final Map<String, Object> metadata = new HashMap<String, Object>();
private WeakReference<ClassLoader> classLoaderRef;
public TransformationContextImpl() {
super();
// This is used only for testing
setClassLoader(Thread.currentThread().getContextClassLoader());
}
public TransformationContextImpl(DataType sourceDataType,
DataType targetDataType,
ClassLoader classLoader,
Map<String, Object> metadata) {
super();
this.sourceDataType = sourceDataType;
this.targetDataType = targetDataType;
setClassLoader(classLoader);
if (metadata != null) {
this.metadata.putAll(metadata);
}
}
public TransformationContextImpl(DataType sourceDataType,
DataType targetDataType,
Map<String, Object> metadata) {
super();
this.sourceDataType = sourceDataType;
this.targetDataType = targetDataType;
setClassLoader(Thread.currentThread().getContextClassLoader());
if (metadata != null) {
this.metadata.putAll(metadata);
}
}
public DataType getSourceDataType() {
return sourceDataType;
}
public DataType getTargetDataType() {
return targetDataType;
}
public void setSourceDataType(DataType sourceDataType) {
this.sourceDataType = sourceDataType;
}
public void setTargetDataType(DataType targetDataType) {
this.targetDataType = targetDataType;
}
public final void setClassLoader(ClassLoader classLoader) {
this.classLoaderRef = new WeakReference<ClassLoader>(classLoader);
}
public ClassLoader getClassLoader() {
return classLoaderRef.get();
}
public Map<String, Object> getMetadata() {
return metadata;
}
/**
* @return the sourceOperation
*/
public Operation getSourceOperation() {
return (Operation) metadata.get(SOURCE_OPERATION);
}
/**
* @param sourceOperation the sourceOperation to set
*/
public void setSourceOperation(Operation sourceOperation) {
this.metadata.put(SOURCE_OPERATION, sourceOperation);
}
/**
* @return the targetOperation
*/
public Operation getTargetOperation() {
return (Operation) metadata.get(TARGET_OPERATION);
}
/**
* @param targetOperation the targetOperation to set
*/
public void setTargetOperation(Operation targetOperation) {
this.metadata.put(TARGET_OPERATION, targetOperation);
}
}
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