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/*
* Copyright 1999,2005 The Apache Software Foundation.
*
* 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.apache.xmlrpc.serializer;
import java.util.Iterator;
import java.util.Map;
import org.apache.xmlrpc.common.TypeFactory;
import org.apache.xmlrpc.common.XmlRpcStreamConfig;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;
/** A {@link TypeSerializer} for maps.
*/
public class MapSerializer extends TypeSerializerImpl {
private final XmlRpcStreamConfig config;
private final TypeFactory typeFactory;
/** Tag name of a maps struct tag.
*/
public static final String STRUCT_TAG = "struct";
/** Tag name of a maps member tag.
*/
public static final String MEMBER_TAG = "member";
/** Tag name of a maps members name tag.
*/
public static final String NAME_TAG = "name";
/** Creates a new instance.
* @param pTypeFactory The factory being used for creating serializers.
* @param pConfig The configuration being used for creating serializers.
*/
public MapSerializer(TypeFactory pTypeFactory, XmlRpcStreamConfig pConfig) {
typeFactory = pTypeFactory;
config = pConfig;
}
protected void writeEntry(ContentHandler pHandler, String pKey, Object pValue) throws SAXException {
pHandler.startElement("", MEMBER_TAG, MEMBER_TAG, ZERO_ATTRIBUTES);
pHandler.startElement("", NAME_TAG, NAME_TAG, ZERO_ATTRIBUTES);
pHandler.characters(pKey.toCharArray(), 0, pKey.length());
pHandler.endElement("", NAME_TAG, NAME_TAG);
TypeSerializer ts = typeFactory.getSerializer(config, pValue);
if (ts == null) {
throw new SAXException("Unsupported Java type: " + pValue.getClass().getName());
}
ts.write(pHandler, pValue);
pHandler.endElement("", MEMBER_TAG, MEMBER_TAG);
}
protected void writeData(ContentHandler pHandler, Object pData) throws SAXException {
Map map = (Map) pData;
for (Iterator iter = map.entrySet().iterator(); iter.hasNext(); ) {
Map.Entry entry = (Map.Entry) iter.next();
writeEntry(pHandler, entry.getKey().toString(), entry.getValue());
}
}
public void write(final ContentHandler pHandler, Object pObject) throws SAXException {
pHandler.startElement("", VALUE_TAG, VALUE_TAG, ZERO_ATTRIBUTES);
pHandler.startElement("", STRUCT_TAG, STRUCT_TAG, ZERO_ATTRIBUTES);
writeData(pHandler, pObject);
pHandler.endElement("", STRUCT_TAG, STRUCT_TAG);
pHandler.endElement("", VALUE_TAG, VALUE_TAG);
}
}
