001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.configuration.tree.xpath; 018 019import java.util.Locale; 020 021import org.apache.commons.configuration.tree.ConfigurationNode; 022import org.apache.commons.jxpath.ri.QName; 023import org.apache.commons.jxpath.ri.model.NodePointer; 024import org.apache.commons.jxpath.ri.model.NodePointerFactory; 025 026/** 027 * Implementation of the {@code NodePointerFactory} interface for 028 * configuration nodes. 029 * 030 * @since 1.3 031 * @author <a 032 * href="http://commons.apache.org/configuration/team-list.html">Commons 033 * Configuration team</a> 034 * @version $Id: ConfigurationNodePointerFactory.java 1206498 2011-11-26 17:01:58Z oheger $ 035 */ 036public class ConfigurationNodePointerFactory implements NodePointerFactory 037{ 038 /** Constant for the order of this factory. */ 039 public static final int CONFIGURATION_NODE_POINTER_FACTORY_ORDER = 200; 040 041 /** 042 * Returns the order of this factory between other factories. 043 * 044 * @return this order's factory 045 */ 046 public int getOrder() 047 { 048 return CONFIGURATION_NODE_POINTER_FACTORY_ORDER; 049 } 050 051 /** 052 * Creates a node pointer for the specified bean. If the bean is a 053 * configuration node, a corresponding pointer is returned. 054 * 055 * @param name the name of the node 056 * @param bean the bean 057 * @param locale the locale 058 * @return a pointer for a configuration node if the bean is such a node 059 */ 060 public NodePointer createNodePointer(QName name, Object bean, Locale locale) 061 { 062 if (bean instanceof ConfigurationNode) 063 { 064 return new ConfigurationNodePointer((ConfigurationNode) bean, 065 locale); 066 } 067 return null; 068 } 069 070 /** 071 * Creates a node pointer for the specified bean. If the bean is a 072 * configuration node, a corresponding pointer is returned. 073 * 074 * @param parent the parent node 075 * @param name the name 076 * @param bean the bean 077 * @return a pointer for a configuration node if the bean is such a node 078 */ 079 public NodePointer createNodePointer(NodePointer parent, QName name, 080 Object bean) 081 { 082 if (bean instanceof ConfigurationNode) 083 { 084 return new ConfigurationNodePointer(parent, 085 (ConfigurationNode) bean); 086 } 087 return null; 088 } 089}