/**
    * 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.slicehost.xml;
  
  import java.util.Set;
  
  import org.jclouds.javax.annotation.Nullable;
  
  import org.jclouds.http.functions.ParseSax;
  import org.jclouds.slicehost.domain.Slice;
  import org.jclouds.slicehost.domain.Slice.Status;
  import org.xml.sax.SAXException;
  
  import com.google.common.collect.Sets;
  
  /**
   * @author Adrian Cole
   */
  public class SliceHandler extends ParseSax.HandlerWithResult<Slice> {
     private StringBuilder currentText = new StringBuilder();
  
     private int id;
     private String name;
     private int flavorId;
     @Nullable
     private Integer imageId;
     @Nullable
     private Integer backupId;
     private Status status;
     @Nullable
     private Integer progress;
     private float bandwidthIn;
     private float bandwidthOut;
     private Set<String> addresses = Sets.newLinkedHashSet();
     @Nullable
     private String rootPassword;
  
     private Slice slice;
  
     public Slice getResult() {
        return slice;
     }
  
     @Override
     public void endElement(String uri, String localName, String qName) throws SAXException {
        if (qName.equalsIgnoreCase("id")) {
           id = Integer.parseInt(currentText.toString().trim());
        } else if (qName.equalsIgnoreCase("name")) {
           this.name = currentText.toString().trim();
        } else if (qName.equalsIgnoreCase("flavor-id")) {
           flavorId = Integer.parseInt(currentText.toString().trim());
        } else if (qName.equalsIgnoreCase("image-id")) {
           imageId = Integer.parseInt(currentText.toString().trim());
        } else if (qName.equalsIgnoreCase("backup-id")) {
           backupId = Integer.parseInt(currentText.toString().trim());
        } else if (qName.equalsIgnoreCase("status")) {
           this.status = Slice.Status.fromValue(currentText.toString().trim());
        } else if (qName.equalsIgnoreCase("progress")) {
           try {
              progress = Integer.parseInt(currentText.toString().trim());
           } catch (NumberFormatException e) {
  
           }
        } else if (qName.equalsIgnoreCase("bw-in")) {
           bandwidthIn = Float.parseFloat(currentText.toString().trim());
        } else if (qName.equalsIgnoreCase("bw-out")) {
           bandwidthOut = Float.parseFloat(currentText.toString().trim());
        } else if (qName.equalsIgnoreCase("address")) {
           this.addresses.add(currentText.toString().trim());
        } else if (qName.equalsIgnoreCase("root-password")) {
           this.rootPassword = currentText.toString().trim();
        } else if (qName.equalsIgnoreCase("slice")) {
           this.slice = new Slice(id, name, flavorId, imageId, backupId, status, progress, bandwidthIn, bandwidthOut,
                    addresses, rootPassword);
           this.id = -1;
           this.name = null;
           this.flavorId = -1;
           this.imageId = null;
           this.backupId = null;
           this.status = null;
           this.progress = null;
           this.bandwidthIn = 0;
           this.bandwidthOut = 0;
          this.addresses = Sets.newLinkedHashSet();
          this.rootPassword = null;
       }
       currentText = new StringBuilder();
    }
 
    public void characters(char ch[], int start, int length) {
       currentText.append(ch, start, length);
    }
 }