| /** |
| * 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.vcloud.xml; |
| |
| import static org.jclouds.vcloud.util.Utils.newReferenceType; |
| import static org.jclouds.vcloud.util.Utils.putReferenceType; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| import javax.inject.Inject; |
| |
| import org.jclouds.http.functions.ParseSax; |
| import org.jclouds.util.SaxUtils; |
| import org.jclouds.vcloud.VCloudMediaType; |
| import org.jclouds.vcloud.domain.Catalog; |
| import org.jclouds.vcloud.domain.ReferenceType; |
| import org.jclouds.vcloud.domain.Task; |
| import org.jclouds.vcloud.domain.internal.CatalogImpl; |
| import org.xml.sax.Attributes; |
| import org.xml.sax.SAXException; |
| |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Maps; |
| |
| /** |
| * @author Adrian Cole |
| */ |
| public class CatalogHandler extends ParseSax.HandlerWithResult<Catalog> { |
| |
| protected final TaskHandler taskHandler; |
| |
| @Inject |
| public CatalogHandler(TaskHandler taskHandler) { |
| this.taskHandler = taskHandler; |
| } |
| |
| private StringBuilder currentText = new StringBuilder(); |
| |
| private ReferenceType catalog; |
| private Map<String, ReferenceType> contents = Maps.newLinkedHashMap(); |
| protected List<Task> tasks = Lists.newArrayList(); |
| private String description; |
| private ReferenceType org; |
| |
| private boolean published = true; |
| private boolean readOnly = true; |
| |
| public Catalog getResult() { |
| return new CatalogImpl(catalog.getName(), catalog.getType(), catalog.getHref(), org, description, contents, |
| tasks, published, readOnly); |
| } |
| |
| @Override |
| public void startElement(String uri, String localName, String qName, Attributes attrs) throws SAXException { |
| Map<String, String> attributes = SaxUtils.cleanseAttributes(attrs); |
| if (qName.equals("Catalog")) { |
| catalog = newReferenceType(attributes, VCloudMediaType.CATALOG_XML); |
| } else if (qName.equals("CatalogItem")) { |
| putReferenceType(contents, attributes); |
| } else if (qName.equals("Link") && "up".equals(attributes.get("rel"))) { |
| org = newReferenceType(attributes); |
| } else if (qName.equals("Link") && "add".equals(attributes.get("rel"))) { |
| readOnly = false; |
| } else { |
| taskHandler.startElement(uri, localName, qName, attrs); |
| } |
| } |
| |
| public void endElement(String uri, String name, String qName) { |
| taskHandler.endElement(uri, name, qName); |
| if (qName.equals("Task")) { |
| this.tasks.add(taskHandler.getResult()); |
| } else if (qName.equals("Description")) { |
| description = currentOrNull(); |
| } else if (qName.equals("IsPublished")) { |
| published = Boolean.parseBoolean(currentOrNull()); |
| } |
| currentText = new StringBuilder(); |
| } |
| |
| public void characters(char ch[], int start, int length) { |
| currentText.append(ch, start, length); |
| } |
| |
| protected String currentOrNull() { |
| String returnVal = currentText.toString().trim(); |
| return returnVal.equals("") ? null : returnVal; |
| } |
| } |