/*
* 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 io.milton.http.values;
import io.milton.http.XmlWriter;
import io.milton.http.XmlWriter.Element;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.xml.namespace.QName;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ResourceTypeValueWriter implements ValueWriter {
private static final Logger log = LoggerFactory.getLogger(ResourceTypeValueWriter.class);
private final Map<String, String> prefixes = new HashMap<String, String>();
public ResourceTypeValueWriter() {
}
@Override
public boolean supports(String nsUri, String localName, Class c) {
return localName.equals("resourcetype");
}
@Override
public void writeValue(XmlWriter writer, String nsUri, String prefix, String localName, Object val, String href, Map<String, String> nsPrefixes) {
List<QName> list = (List<QName>) val;
if (list != null && list.size() > 0) {
Element rt = writer.begin(prefix, localName);
for (QName name : list) {
String childNsUri = name.getNamespaceURI();
String childPrefix = nsPrefixes.get(childNsUri);
// might be null if the namespace is on a value qname but not a property (eg caldav resource type)
// so if null write the full uri
if (childPrefix == null) {
String p = lookupUnspecifiedPrefix(childNsUri);
rt.begin(childNsUri, p, name.getLocalPart()).noContent(false);
} else {
// don't write a new line - see http://www.ettrema.com:8080/browse/MIL-83
rt.begin(childPrefix, name.getLocalPart()).noContent(false);
}
}
rt.close();
} else {
writer.writeProperty(prefix, localName);
}
}
@Override
public Object parse(String namespaceURI, String localPart, String value) {
throw new UnsupportedOperationException("Not supported yet.");
}
private String lookupUnspecifiedPrefix(String childNsUri) {
String p = prefixes.get(childNsUri);
if( p != null ) {
return p;
}
int i = 1;
while(prefixes.containsKey("P" + i)) {
i++;
}
p = "P" + i;
prefixes.put(childNsUri, p);
return p;
}
}