| /* |
| * Copyright 2002,2004 The Apache Software Foundation. |
| * |
| * Licensed 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.apache.catalina.ant; |
| |
| |
| import java.io.BufferedInputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.InputStream; |
| |
| import org.apache.catalina.startup.Constants; |
| import org.apache.catalina.startup.DigesterFactory; |
| import org.apache.tomcat.util.digester.Digester; |
| import org.apache.tools.ant.BuildException; |
| import org.xml.sax.InputSource; |
| |
| |
| /** |
| * Task for validating a web application deployment descriptor, using XML |
| * schema validation. |
| * |
| * @author Remy Maucherat |
| * @version $Revision$ $Date$ |
| * @since 5.0 |
| */ |
| |
| public class ValidatorTask extends BaseRedirectorHelperTask { |
| |
| |
| // ----------------------------------------------------- Instance Variables |
| |
| |
| // ------------------------------------------------------------- Properties |
| |
| |
| /** |
| * The path to the webapp directory. |
| */ |
| protected String path = null; |
| |
| public String getPath() { |
| return (this.path); |
| } |
| |
| public void setPath(String path) { |
| this.path = path; |
| } |
| |
| |
| // --------------------------------------------------------- Public Methods |
| |
| |
| /** |
| * Execute the specified command. This logic only performs the common |
| * attribute validation required by all subclasses; it does not perform |
| * any functional logic directly. |
| * |
| * @exception BuildException if a validation error occurs |
| */ |
| public void execute() throws BuildException { |
| |
| if (path == null) { |
| throw new BuildException("Must specify 'path'"); |
| } |
| |
| File file = new File(path, Constants.ApplicationWebXml); |
| if ((!file.exists()) || (!file.canRead())) { |
| throw new BuildException("Cannot find web.xml"); |
| } |
| |
| // Commons-logging likes having the context classloader set |
| ClassLoader oldCL = Thread.currentThread().getContextClassLoader(); |
| Thread.currentThread().setContextClassLoader |
| (ValidatorTask.class.getClassLoader()); |
| |
| Digester digester = DigesterFactory.newDigester(true, true, null); |
| try { |
| file = file.getCanonicalFile(); |
| InputStream stream = |
| new BufferedInputStream(new FileInputStream(file)); |
| InputSource is = new InputSource(file.toURL().toExternalForm()); |
| is.setByteStream(stream); |
| digester.parse(is); |
| handleOutput("web.xml validated"); |
| } catch (Throwable t) { |
| if (isFailOnError()) { |
| throw new BuildException("Validation failure", t); |
| } else { |
| handleErrorOutput("Validation failure: " + t); |
| } |
| } finally { |
| Thread.currentThread().setContextClassLoader(oldCL); |
| closeRedirector(); |
| } |
| |
| } |
| |
| |
| } |