runtime/org.argeo.slc.support.simple/src/main/java/org/argeo/slc/diff/DiffMissingXml.java

   1 /*
   2  * Copyright (C) 2007-2012 Mathieu Baudier
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.diff;
  17
  18 /**
  19  * <code>DiffMissing</code> using the XPath of the position as
  20  * <code>DiffKey</code>
  21  */
  22 public class DiffMissingXml extends DiffMissing {
  23
  24         public DiffMissingXml(XPathDiffPosition position) {
  25                 super(position, new DiffKeyXml(position.getXPath()));
  26         }
  27
  28         /** Implementation of <code>DiffKey</code> based on an XPath string. */
  29         protected static class DiffKeyXml implements DiffKey {
  30                 private final String xPath;
  31
  32                 public DiffKeyXml(String xPath) {
  33                         this.xPath = xPath;
  34                 }
  35
  36                 public String getXPath() {
  37                         return xPath;
  38                 }
  39
  40                 @Override
  41                 public String toString() {
  42                         return xPath;
  43                 }
  44
  45                 @Override
  46                 public boolean equals(Object obj) {
  47                         if (!(obj instanceof DiffKeyXml))
  48                                 return false;
  49                         return xPath.equals(((DiffKeyXml) obj).xPath);
  50                 }
  51
  52                 @Override
  53                 public int hashCode() {
  54                         return xPath.hashCode();
  55                 }
  56
  57         }
  58 }