| 1 | /** |
| 2 | * Licensed to jclouds, Inc. (jclouds) under one or more |
| 3 | * contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. jclouds licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.jclouds.vcloud.xml; |
| 20 | |
| 21 | import static org.jclouds.vcloud.util.Utils.newReferenceType; |
| 22 | |
| 23 | import java.util.Map; |
| 24 | import java.util.Set; |
| 25 | |
| 26 | import javax.inject.Inject; |
| 27 | |
| 28 | import org.jclouds.http.functions.ParseSax; |
| 29 | import org.jclouds.util.SaxUtils; |
| 30 | import org.jclouds.vcloud.domain.NetworkConnection; |
| 31 | import org.jclouds.vcloud.domain.NetworkConnectionSection; |
| 32 | import org.jclouds.vcloud.domain.ReferenceType; |
| 33 | import org.xml.sax.Attributes; |
| 34 | |
| 35 | import com.google.common.collect.Sets; |
| 36 | |
| 37 | /** |
| 38 | * @author Adrian Cole |
| 39 | */ |
| 40 | public class NetworkConnectionSectionHandler extends ParseSax.HandlerWithResult<NetworkConnectionSection> { |
| 41 | protected StringBuilder currentText = new StringBuilder(); |
| 42 | |
| 43 | private final NetworkConnectionHandler networkConnectionHandler; |
| 44 | |
| 45 | @Inject |
| 46 | public NetworkConnectionSectionHandler(NetworkConnectionHandler networkConnectionHandler) { |
| 47 | this.networkConnectionHandler = networkConnectionHandler; |
| 48 | } |
| 49 | |
| 50 | protected String info; |
| 51 | protected Set<NetworkConnection> connections = Sets.newLinkedHashSet(); |
| 52 | protected ReferenceType section; |
| 53 | protected ReferenceType edit; |
| 54 | protected Integer primaryNetworkConnectionIndex; |
| 55 | protected boolean inConnections; |
| 56 | |
| 57 | public NetworkConnectionSection getResult() { |
| 58 | return new NetworkConnectionSection(section.getType(), section.getHref(), info, primaryNetworkConnectionIndex, |
| 59 | connections, edit); |
| 60 | } |
| 61 | |
| 62 | @Override |
| 63 | public void startElement(String uri, String localName, String qName, Attributes attrs) { |
| 64 | Map<String, String> attributes = SaxUtils.cleanseAttributes(attrs); |
| 65 | if (qName.endsWith("NetworkConnection")) { |
| 66 | inConnections = true; |
| 67 | } |
| 68 | if (inConnections) { |
| 69 | networkConnectionHandler.startElement(uri, localName, qName, attrs); |
| 70 | } else if (qName.endsWith("NetworkConnectionSection")) { |
| 71 | section = newReferenceType(attributes); |
| 72 | } else if (qName.endsWith("Link") && "edit".equals(attributes.get("rel"))) { |
| 73 | edit = newReferenceType(attributes); |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | @Override |
| 78 | public void endElement(String uri, String localName, String qName) { |
| 79 | if (qName.endsWith("NetworkConnection")) { |
| 80 | inConnections = false; |
| 81 | connections.add(networkConnectionHandler.getResult()); |
| 82 | } |
| 83 | if (inConnections) { |
| 84 | networkConnectionHandler.endElement(uri, localName, qName); |
| 85 | } else if (qName.endsWith("Info")) { |
| 86 | this.info = currentOrNull(); |
| 87 | } else if (qName.endsWith("PrimaryNetworkConnectionIndex")) { |
| 88 | this.primaryNetworkConnectionIndex = new Integer(currentOrNull()); |
| 89 | } |
| 90 | currentText = new StringBuilder(); |
| 91 | } |
| 92 | |
| 93 | @Override |
| 94 | public void characters(char ch[], int start, int length) { |
| 95 | if (inConnections) |
| 96 | networkConnectionHandler.characters(ch, start, length); |
| 97 | else |
| 98 | currentText.append(ch, start, length); |
| 99 | } |
| 100 | |
| 101 | protected String currentOrNull() { |
| 102 | String returnVal = currentText.toString().trim(); |
| 103 | return returnVal.equals("") ? null : returnVal; |
| 104 | } |
| 105 | } |