114 lines
3.6 KiB
Java
114 lines
3.6 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.catalina.ant;
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import java.io.BufferedInputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.InputStream;
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import org.apache.catalina.Globals;
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import org.apache.tomcat.util.descriptor.DigesterFactory;
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import org.apache.tomcat.util.digester.Digester;
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import org.apache.tools.ant.BuildException;
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import org.xml.sax.InputSource;
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/**
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* Task for validating a web application deployment descriptor, using XML
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* schema validation.
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*
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* @author Remy Maucherat
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* @since 5.0
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*/
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public class ValidatorTask extends BaseRedirectorHelperTask {
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// ----------------------------------------------------- Instance Variables
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// ------------------------------------------------------------- Properties
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/**
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* The path to the webapp directory.
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*/
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protected String path = null;
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public String getPath() {
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return this.path;
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}
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public void setPath(String path) {
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this.path = path;
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}
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// --------------------------------------------------------- Public Methods
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/**
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* Execute the specified command. This logic only performs the common
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* attribute validation required by all subclasses; it does not perform
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* any functional logic directly.
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*
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* @exception BuildException if a validation error occurs
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*/
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@Override
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public void execute() throws BuildException {
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if (path == null) {
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throw new BuildException("Must specify 'path'");
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}
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File file = new File(path, "WEB-INF/web.xml");
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if (!file.canRead()) {
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throw new BuildException("Cannot find web.xml");
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}
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// Commons-logging likes having the context classloader set
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ClassLoader oldCL = Thread.currentThread().getContextClassLoader();
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Thread.currentThread().setContextClassLoader
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(ValidatorTask.class.getClassLoader());
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// Called through trusted manager interface. If running under a
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// SecurityManager assume that untrusted applications may be deployed.
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Digester digester = DigesterFactory.newDigester(
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true, true, null, Globals.IS_SECURITY_ENABLED);
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try (InputStream stream = new BufferedInputStream(new FileInputStream(file.getCanonicalFile()))) {
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InputSource is = new InputSource(file.toURI().toURL().toExternalForm());
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is.setByteStream(stream);
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digester.parse(is);
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handleOutput("web.xml validated");
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} catch (Exception e) {
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if (isFailOnError()) {
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throw new BuildException("Validation failure", e);
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} else {
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handleErrorOutput("Validation failure: " + e);
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}
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} finally {
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Thread.currentThread().setContextClassLoader(oldCL);
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closeRedirector();
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}
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}
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}
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