| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2001 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, if |
| * any, must include the following acknowlegement: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowlegement may appear in the software itself, |
| * if and wherever such third-party acknowlegements normally appear. |
| * |
| * 4. The names "The Jakarta Project", "Ant", and "Apache Software |
| * Foundation" must not be used to endorse or promote products derived |
| * from this software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache" |
| * nor may "Apache" appear in their names without prior written |
| * permission of the Apache Group. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| package org.apache.ant.component.core; |
| |
| import java.util.*; |
| import java.io.*; |
| import org.apache.ant.core.execution.*; |
| import java.net.*; |
| |
| /** |
| * |
| */ |
| public class Property extends AbstractTask { |
| private String name; |
| private String value; |
| private URL file; |
| private String resource; |
| // private Path classpath; |
| private String env; |
| // private Reference ref = null; |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public void setValue(String value) { |
| this.value = value; |
| } |
| |
| public String getValue() { |
| return value; |
| } |
| |
| public void setFile(URL file) { |
| this.file = file; |
| } |
| |
| public URL getFile() { |
| return file; |
| } |
| |
| public void setLocation(File location) { |
| setValue(location.getAbsolutePath()); |
| } |
| |
| // public void setRefid(Reference ref) { |
| // this.ref = ref; |
| // } |
| // |
| // public Reference getRefid() { |
| // return ref; |
| // } |
| // |
| public void setResource(String resource) { |
| this.resource = resource; |
| } |
| |
| public String getResource() { |
| return resource; |
| } |
| |
| public void setEnvironment(String env) { |
| this.env = env; |
| } |
| |
| public String getEnvironment() { |
| return env; |
| } |
| |
| // public void setClasspath(Path classpath) { |
| // if (this.classpath == null) { |
| // this.classpath = classpath; |
| // } else { |
| // this.classpath.append(classpath); |
| // } |
| // } |
| // |
| // public Path createClasspath() { |
| // if (this.classpath == null) { |
| // this.classpath = new Path(project); |
| // } |
| // return this.classpath.createPath(); |
| // } |
| // |
| // public void setClasspathRef(Reference r) { |
| // createClasspath().setRefid(r); |
| // } |
| // |
| |
| public void execute() throws ExecutionException { |
| if ((name != null) && (value != null)) { |
| getTaskContext().setDataValue(name, value); |
| } |
| |
| if (file != null) { |
| loadFile(file); |
| } |
| |
| // if (resource != null) loadResource(resource); |
| // |
| // if (env != null) loadEnvironment(env); |
| // |
| // if ((name != null) && (ref != null)) { |
| // Object obj = ref.getReferencedObject(getProject()); |
| // if (obj != null) { |
| // addProperty(name, obj.toString()); |
| // } |
| // } |
| } |
| |
| protected void loadFile (URL url) throws ExecutionException { |
| Properties props = new Properties(); |
| log("Loading " + url, BuildEvent.MSG_VERBOSE); |
| try { |
| InputStream stream = null; |
| if (url.getProtocol().equals("file")) { |
| File file = new File(url.getFile()); |
| |
| if (file.exists()) { |
| stream = new FileInputStream(file); |
| } |
| } |
| else { |
| stream = url.openStream(); |
| } |
| |
| if (stream != null) { |
| try { |
| props.load(stream); |
| resolveAllProperties(props); |
| addProperties(props); |
| } finally { |
| stream.close(); |
| } |
| } |
| } catch (IOException e) { |
| throw new ExecutionException("Unable to load property file: " + url, e); |
| } |
| } |
| |
| protected void addProperties(Properties properties) throws ExecutionException { |
| for (Iterator i = properties.keySet().iterator(); i.hasNext();) { |
| String propertyName = (String)i.next(); |
| String propertyValue = properties.getProperty(propertyName); |
| getTaskContext().setDataValue(propertyName, |
| getTaskContext().replacePropertyRefs(propertyValue)); |
| } |
| } |
| |
| private void resolveAllProperties(Properties props) throws ExecutionException { |
| for (Iterator propIterator = props.keySet().iterator(); propIterator.hasNext();) { |
| String name = (String)propIterator.next(); |
| String value = props.getProperty(name); |
| |
| boolean resolved = false; |
| while (!resolved) { |
| List fragments = new ArrayList(); |
| List propertyRefs = new ArrayList(); |
| ExecutionFrame.parsePropertyString(value, fragments, propertyRefs); |
| |
| resolved = true; |
| if (propertyRefs.size() != 0) { |
| StringBuffer sb = new StringBuffer(); |
| Iterator i = fragments.iterator(); |
| Iterator j = propertyRefs.iterator(); |
| while (i.hasNext()) { |
| String fragment = (String)i.next(); |
| if (fragment == null) { |
| String propertyName = (String)j.next(); |
| if (propertyName.equals(name)) { |
| throw new ExecutionException("Property " + name |
| + " from " + file |
| + " was circularly defined."); |
| } |
| if (props.containsKey(propertyName)) { |
| fragment = props.getProperty(propertyName); |
| resolved = false; |
| } |
| else { |
| fragment = "${" + propertyName + "}"; |
| } |
| } |
| sb.append(fragment); |
| } |
| value = sb.toString(); |
| props.put(name, value); |
| } |
| } |
| } |
| } |
| } |
| |