/*
* Copyright (c) 2010-2014. Axon Framework
*
* 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 org.axonframework.serializer.xml;
import com.thoughtworks.xstream.io.HierarchicalStreamDriver;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
import com.thoughtworks.xstream.io.xml.CompactWriter;
import com.thoughtworks.xstream.io.xml.XppDriver;
import java.io.File;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;
import java.net.URL;
/**
* XStream HierarchicalStreamDriver implementation that uses a CompactWriter to write XML without newlines and
* indentation, while writing it using the (default) XPPReader.
* <p/>
* Note: this implementation does not support writing to an OutputStream, due to potential Character Set issues. Always
* write to a text based output stream, such as the {@link java.io.OutputStreamWriter}.
*
* @author Allard Buijze
* @since 2.0
*/
public class CompactDriver implements HierarchicalStreamDriver {
private final XppDriver xppDriver = new XppDriver();
@Override
public HierarchicalStreamReader createReader(Reader in) {
return xppDriver.createReader(in);
}
@Override
public HierarchicalStreamReader createReader(InputStream in) {
return xppDriver.createReader(in);
}
@Override
public HierarchicalStreamReader createReader(URL in) {
return xppDriver.createReader(in);
}
@Override
public HierarchicalStreamReader createReader(File in) {
return xppDriver.createReader(in);
}
@Override
public HierarchicalStreamWriter createWriter(Writer out) {
return new CompactWriter(out);
}
@Override
public HierarchicalStreamWriter createWriter(OutputStream out) {
throw new UnsupportedOperationException("Not supported due to possible character set issues.");
}
}