| /* |
| * 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.azurecompute.xml; |
| |
| import static org.jclouds.util.SaxUtils.currentOrNull; |
| |
| import java.net.URI; |
| |
| import org.jclouds.azurecompute.domain.Disk; |
| import org.jclouds.azurecompute.domain.Disk.Attachment; |
| import org.jclouds.azurecompute.domain.OSImage; |
| import org.jclouds.http.functions.ParseSax; |
| import org.xml.sax.Attributes; |
| |
| /** |
| * @see <a href="http://msdn.microsoft.com/en-us/library/jj157176" >api</a> |
| */ |
| final class DiskHandler extends ParseSax.HandlerForGeneratedRequestWithResult<Disk> { |
| |
| private String name; |
| |
| private String location; |
| |
| private String affinityGroup; |
| |
| private String description; |
| |
| private OSImage.Type os; |
| |
| private URI mediaLink; |
| |
| private Integer logicalSizeInGB; |
| |
| private Attachment attachedTo; |
| |
| private String sourceImage; |
| |
| private boolean inAttachment; |
| |
| private final AttachmentHandler attachmentHandler = new AttachmentHandler(); |
| |
| private final StringBuilder currentText = new StringBuilder(); |
| |
| @Override |
| public Disk getResult() { |
| Disk result = Disk.create(name, location, affinityGroup, description, os, mediaLink, logicalSizeInGB, attachedTo, |
| sourceImage); |
| resetState(); // handler is called in a loop. |
| return result; |
| } |
| |
| private void resetState() { |
| name = location = affinityGroup = description = sourceImage = null; |
| os = null; |
| mediaLink = null; |
| logicalSizeInGB = null; |
| attachedTo = null; |
| } |
| |
| @Override |
| public void startElement(String uri, String localName, String qName, Attributes attributes) { |
| if (qName.equals("AttachedTo")) { |
| inAttachment = true; |
| } |
| } |
| |
| @Override |
| public void endElement(String ignoredUri, String ignoredName, String qName) { |
| if (qName.equals("AttachedTo")) { |
| attachedTo = attachmentHandler.getResult(); |
| inAttachment = false; |
| } else if (inAttachment) { |
| attachmentHandler.endElement(ignoredUri, ignoredName, qName); |
| } else if (qName.equals("OS")) { |
| String osText = currentOrNull(currentText); |
| if (osText != null) { |
| os = OSImage.Type.valueOf(osText.toUpperCase()); |
| } |
| } else if (qName.equals("Name")) { |
| name = currentOrNull(currentText); |
| } else if (qName.equals("LogicalDiskSizeInGB")) { |
| String gb = currentOrNull(currentText); |
| if (gb != null) { |
| logicalSizeInGB = Integer.parseInt(gb); |
| } |
| } else if (qName.equals("Description")) { |
| description = currentOrNull(currentText); |
| } else if (qName.equals("Location")) { |
| location = currentOrNull(currentText); |
| } else if (qName.equals("AffinityGroup")) { |
| affinityGroup = currentOrNull(currentText); |
| } else if (qName.equals("MediaLink")) { |
| String link = currentOrNull(currentText); |
| if (link != null) { |
| mediaLink = URI.create(link); |
| } |
| } else if (qName.equals("SourceImageName")) { |
| sourceImage = currentOrNull(currentText); |
| } |
| currentText.setLength(0); |
| } |
| |
| @Override |
| public void characters(char[] ch, int start, int length) { |
| if (inAttachment) { |
| attachmentHandler.characters(ch, start, length); |
| } else { |
| currentText.append(ch, start, length); |
| } |
| } |
| } |