| 1 | /** |
| 2 | * |
| 3 | * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com> |
| 4 | * |
| 5 | * ==================================================================== |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * 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, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | * ==================================================================== |
| 18 | */ |
| 19 | package org.jclouds.trmk.ecloud.xml; |
| 20 | |
| 21 | import static org.jclouds.util.SaxUtils.currentOrNull; |
| 22 | import static org.jclouds.util.SaxUtils.equalsOrSuffix; |
| 23 | |
| 24 | import java.util.Map; |
| 25 | |
| 26 | import org.jclouds.http.functions.ParseSax; |
| 27 | |
| 28 | import com.google.common.collect.ImmutableMap; |
| 29 | import com.google.common.collect.ImmutableMap.Builder; |
| 30 | |
| 31 | /** |
| 32 | * @author Adrian Cole |
| 33 | */ |
| 34 | public class TagNameToUsageCountHandler extends ParseSax.HandlerWithResult<Map<String, Integer>> { |
| 35 | protected StringBuilder currentText = new StringBuilder(); |
| 36 | |
| 37 | private Builder<String, Integer> builder = ImmutableMap.<String, Integer> builder(); |
| 38 | private String name; |
| 39 | |
| 40 | public Map<String, Integer> getResult() { |
| 41 | try { |
| 42 | return builder.build(); |
| 43 | } finally { |
| 44 | builder = ImmutableMap.<String, Integer> builder(); |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | @Override |
| 49 | public void endElement(String uri, String localName, String qName) { |
| 50 | if (equalsOrSuffix(qName, "Name")) { |
| 51 | name = currentOrNull(currentText); |
| 52 | } else if (equalsOrSuffix(qName, "UsageCount")) { |
| 53 | builder.put(name, new Integer(currentOrNull(currentText))); |
| 54 | } |
| 55 | currentText = new StringBuilder(); |
| 56 | } |
| 57 | |
| 58 | public void characters(char ch[], int start, int length) { |
| 59 | currentText.append(ch, start, length); |
| 60 | } |
| 61 | } |