/*
* 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.jclouds.ec2.xml;
import java.util.Set;
import org.jclouds.ec2.domain.Permission;
import org.jclouds.http.functions.ParseSax;
import com.google.common.collect.Sets;
/**
*
* @see <a href="http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/index.html?ApiReference-query-DescribeImageAttribute.html"
* />
* @author Adrian Cole
*/
public class PermissionHandler extends ParseSax.HandlerWithResult<Permission> {
private StringBuilder currentText = new StringBuilder();
private Set<String> userIds = Sets.newHashSet();
private Set<String> groups = Sets.newHashSet();
public Permission getResult() {
return new Permission(userIds, groups);
}
public void endElement(String uri, String name, String qName) {
if (qName.equalsIgnoreCase("group")) {
groups.add(currentText.toString().trim());
} else if (qName.equalsIgnoreCase("userId")) {
userIds.add(currentText.toString().trim());
}
currentText = new StringBuilder();
}
public void characters(char ch[], int start, int length) {
currentText.append(ch, start, length);
}
}