| /* |
| * 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 com.adobe.ac.pmd.metrics.maven.utils; |
| |
| import java.io.Serializable; |
| import java.util.Comparator; |
| |
| import org.dom4j.Node; |
| |
| /** |
| * Comparator for numeric xml node tag. |
| */ |
| public final class NumericNodeComparator implements Comparator< Node >, Serializable |
| { |
| private static final long serialVersionUID = -2728762615963337680L; |
| /** |
| * the tag property used by this comparator |
| */ |
| private final String tagProperty; |
| |
| /** |
| * The numeric node tag property to used by this comparator. |
| * |
| * @param property the tag property used by this comparator. |
| */ |
| public NumericNodeComparator( final String property ) |
| { |
| this.tagProperty = property; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public int compare( final Node node1, |
| final Node node2 ) |
| { |
| return node2.numberValueOf( tagProperty ).intValue() |
| - node1.numberValueOf( tagProperty ).intValue(); |
| } |
| |
| } |