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jclouds components to access UltraDNS Web Services API
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/**
 * Licensed to jclouds, Inc. (jclouds) under one or more
 * contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  jclouds 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.ultradns.ws.xml;

import static com.google.common.base.Preconditions.checkNotNull;
import static org.jclouds.util.SaxUtils.cleanseAttributes;
import static org.jclouds.util.SaxUtils.equalsOrSuffix;

import java.util.Map;

import javax.inject.Inject;

import org.jclouds.date.DateService;
import org.jclouds.http.functions.ParseSax;
import org.jclouds.ultradns.ws.domain.Zone.Type;
import org.jclouds.ultradns.ws.domain.ZoneProperties;
import org.xml.sax.Attributes;

/**
 * 
 * @author Adrian Cole
 */
public class ZonePropertiesHandler extends ParseSax.HandlerForGeneratedRequestWithResult {

   private final DateService dateService;

   @Inject
   ZonePropertiesHandler(DateService dateService) {
      this.dateService = dateService;
   }

   private ZoneProperties zone;

   @Override
   public ZoneProperties getResult() {
      try {
         return zone;
      } finally {
         zone = null;
      }
   }

   @Override
   public void startElement(String uri, String localName, String qName, Attributes attrs) {
      Map attributes = cleanseAttributes(attrs);
      if (equalsOrSuffix(qName, "GeneralZoneProperties")) {
         Type type = Type.valueOf(checkNotNull(attributes.get("zoneType"), "zoneType").toUpperCase());
         int count = Integer.parseInt(checkNotNull(attributes.get("resourceRecordCount"), "resourceRecordCount"));
         zone = ZoneProperties.builder()
                              .name(attributes.get("name"))
                              .typeCode(type.getCode())
                              .resourceRecordCount(count)
                              .modified(dateService.iso8601DateParse(attributes.get("modified"))).build();
      }
   }
}