/*
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* JBoss, Home of Professional Open Source
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* Copyright 2005, JBoss Inc., and individual contributors as indicated
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* by the @authors tag. See the copyright.txt in the distribution for a
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* full listing of individual contributors.
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*
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* This is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this software; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
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*/
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package org.jbpm.pvm.internal.wire.descriptor;
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import java.io.FileInputStream;
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import java.io.InputStream;
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import java.net.URL;
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import java.util.Properties;
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import org.jbpm.pvm.internal.wire.WireContext;
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import org.jbpm.pvm.internal.wire.WireDefinition;
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import org.jbpm.pvm.internal.wire.WireException;
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/**
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* @author Tom Baeyens
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*/
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public class PropertiesDescriptor extends MapDescriptor {
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private static final long serialVersionUID = 1L;
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protected String url;
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protected String file;
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protected String resource;
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protected boolean isXml;
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public PropertiesDescriptor() {
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className = Properties.class.getName();
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}
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public Object construct(WireContext wireContext) {
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return new Properties();
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}
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public void initialize(Object object, WireContext wireContext) {
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String description = null;
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try {
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if (url!=null) {
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description = "url "+url;
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InputStream inputStream = new URL(url).openStream();
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load(object, inputStream);
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}
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if (file!=null) {
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description = "file "+file;
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InputStream inputStream = new FileInputStream(file);
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load(object, inputStream);
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}
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if (resource!=null) {
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description = "resource "+resource;
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ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
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InputStream inputStream = classLoader.getResourceAsStream(resource);
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if (inputStream==null) {
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throw new RuntimeException("resource "+resource+" doesn't exist");
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}
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load(object, inputStream);
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}
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} catch (Exception e) {
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throw new WireException("couldn't read properties from "+description, e);
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}
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super.initialize(object, wireContext);
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}
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public Class<?> getType(WireDefinition wireDefinition) {
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return Properties.class;
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}
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protected void load(Object object, InputStream inputStream) throws Exception {
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Properties properties = (Properties) object;
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if (isXml) {
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properties.loadFromXML(inputStream);
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} else {
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properties.load(inputStream);
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}
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}
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public String getFile() {
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return file;
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}
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public void setFile(String file) {
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this.file = file;
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}
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public String getResource() {
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return resource;
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}
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public void setResource(String resource) {
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this.resource = resource;
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}
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public String getUrl() {
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return url;
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}
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public void setUrl(String url) {
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this.url = url;
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}
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public boolean isXml() {
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return isXml;
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}
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public void setXml(boolean isXml) {
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this.isXml = isXml;
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}
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}
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