| /******************************************************************************* |
| * 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 org.ofbiz.base.component; |
| |
| import java.io.InputStream; |
| import java.net.URL; |
| |
| import org.ofbiz.base.config.GenericConfigException; |
| import org.ofbiz.base.config.ResourceHandler; |
| import org.ofbiz.base.util.UtilXml; |
| import org.ofbiz.base.util.Debug; |
| |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| |
| /** |
| * Contains resource information and provides for loading data |
| * |
| */ |
| @SuppressWarnings("serial") |
| public class ComponentResourceHandler implements ResourceHandler { |
| |
| public static final String module = ComponentResourceHandler.class.getName(); |
| protected String componentName; |
| protected String loaderName; |
| protected String location; |
| |
| public ComponentResourceHandler(String componentName, Element element) { |
| this.componentName = componentName; |
| this.loaderName = element.getAttribute("loader"); |
| this.location = element.getAttribute("location"); |
| } |
| |
| public ComponentResourceHandler(String componentName, String loaderName, String location) { |
| this.componentName = componentName; |
| this.loaderName = loaderName; |
| this.location = location; |
| if (Debug.verboseOn()) Debug.logVerbose("Created " + this.toString(), module); |
| } |
| |
| public String getLoaderName() { |
| return this.loaderName; |
| } |
| |
| public String getLocation() { |
| return this.location; |
| } |
| |
| public Document getDocument() throws GenericConfigException { |
| try { |
| return UtilXml.readXmlDocument(this.getStream(), this.getFullLocation(), true); |
| } catch (org.xml.sax.SAXException e) { |
| throw new GenericConfigException("Error reading " + this.toString(), e); |
| } catch (javax.xml.parsers.ParserConfigurationException e) { |
| throw new GenericConfigException("Error reading " + this.toString(), e); |
| } catch (java.io.IOException e) { |
| throw new GenericConfigException("Error reading " + this.toString(), e); |
| } |
| } |
| |
| public InputStream getStream() throws GenericConfigException { |
| return ComponentConfig.getStream(componentName, loaderName, location); |
| } |
| |
| public URL getURL() throws GenericConfigException { |
| return ComponentConfig.getURL(componentName, loaderName, location); |
| } |
| |
| public boolean isFileResource() throws GenericConfigException { |
| return ComponentConfig.isFileResourceLoader(componentName, loaderName); |
| } |
| |
| public String getFullLocation() throws GenericConfigException { |
| return ComponentConfig.getFullLocation(componentName, loaderName, location); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof ComponentResourceHandler) { |
| ComponentResourceHandler other = (ComponentResourceHandler) obj; |
| |
| if (this.loaderName.equals(other.loaderName) && |
| this.componentName.equals(other.componentName) && |
| this.location.equals(other.location)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| // the hashCode will weight by a combination componentName and the combination of loaderName and location |
| return (this.componentName.hashCode() + ((this.loaderName.hashCode() + this.location.hashCode()) >> 1)) >> 1; |
| } |
| |
| @Override |
| public String toString() { |
| return "ComponentResourceHandler from XML file [" + this.componentName + "] with loaderName [" + loaderName + "] and location [" + location + "]"; |
| } |
| } |