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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
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package org.apache.cayenne.project;
import java.io.PrintWriter;
import org.apache.cayenne.configuration.BaseConfigurationNodeVisitor;
import org.apache.cayenne.configuration.DataChannelDescriptor;
import org.apache.cayenne.map.DataMap;
import org.apache.cayenne.util.XMLEncoder;
/**
* @since 3.1
*/
class ConfigurationSaver extends BaseConfigurationNodeVisitor<Void> {
private PrintWriter printWriter;
private String version;
ConfigurationSaver(PrintWriter printWriter, String version) {
this.printWriter = printWriter;
this.version = version;
}
@Override
public Void visitDataChannelDescriptor(DataChannelDescriptor node) {
XMLEncoder encoder = new XMLEncoder(printWriter, "\t", version);
printXMLHeader(encoder);
node.encodeAsXML(encoder);
return null;
}
@Override
public Void visitDataMap(DataMap node) {
XMLEncoder encoder = new XMLEncoder(printWriter, "\t", version);
printXMLHeader(encoder);
node.encodeAsXML(encoder);
return null;
}
private void printXMLHeader(XMLEncoder encoder) {
encoder.println("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
}
}