001/* 002 * Copyright 2002-2012 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.beans.propertyeditors; 018 019import java.beans.PropertyEditorSupport; 020import java.io.IOException; 021 022import org.xml.sax.InputSource; 023 024import org.springframework.core.io.Resource; 025import org.springframework.core.io.ResourceEditor; 026import org.springframework.util.Assert; 027 028/** 029 * Editor for {@code org.xml.sax.InputSource}, converting from a 030 * Spring resource location String to a SAX InputSource object. 031 * 032 * <p>Supports Spring-style URL notation: any fully qualified standard URL 033 * ("file:", "http:", etc) and Spring's special "classpath:" pseudo-URL. 034 * 035 * @author Juergen Hoeller 036 * @since 3.0.3 037 * @see org.xml.sax.InputSource 038 * @see org.springframework.core.io.ResourceEditor 039 * @see org.springframework.core.io.ResourceLoader 040 * @see URLEditor 041 * @see FileEditor 042 */ 043public class InputSourceEditor extends PropertyEditorSupport { 044 045 private final ResourceEditor resourceEditor; 046 047 048 /** 049 * Create a new InputSourceEditor, 050 * using the default ResourceEditor underneath. 051 */ 052 public InputSourceEditor() { 053 this.resourceEditor = new ResourceEditor(); 054 } 055 056 /** 057 * Create a new InputSourceEditor, 058 * using the given ResourceEditor underneath. 059 * @param resourceEditor the ResourceEditor to use 060 */ 061 public InputSourceEditor(ResourceEditor resourceEditor) { 062 Assert.notNull(resourceEditor, "ResourceEditor must not be null"); 063 this.resourceEditor = resourceEditor; 064 } 065 066 067 @Override 068 public void setAsText(String text) throws IllegalArgumentException { 069 this.resourceEditor.setAsText(text); 070 Resource resource = (Resource) this.resourceEditor.getValue(); 071 try { 072 setValue(resource != null ? new InputSource(resource.getURL().toString()) : null); 073 } 074 catch (IOException ex) { 075 throw new IllegalArgumentException( 076 "Could not retrieve URL for " + resource + ": " + ex.getMessage()); 077 } 078 } 079 080 @Override 081 public String getAsText() { 082 InputSource value = (InputSource) getValue(); 083 return (value != null ? value.getSystemId() : ""); 084 } 085 086}