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by tony mancill
Import upstream version 7.0.14 |
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/*
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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.jasper; |
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import java.io.File; |
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import java.io.FileNotFoundException; |
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1.1.1
by tony mancill
Import upstream version 7.0.16 |
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import java.io.IOException; |
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import java.net.JarURLConnection; |
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1
by tony mancill
Import upstream version 7.0.14 |
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import java.net.MalformedURLException; |
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import java.net.URL; |
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import java.net.URLClassLoader; |
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1.1.1
by tony mancill
Import upstream version 7.0.16 |
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import java.net.URLConnection; |
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by tony mancill
Import upstream version 7.0.14 |
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import java.util.HashMap; |
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import java.util.Map; |
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import java.util.Set; |
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import javax.servlet.ServletContext; |
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import javax.servlet.jsp.tagext.TagInfo; |
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import org.apache.jasper.compiler.Compiler; |
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import org.apache.jasper.compiler.JarResource; |
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import org.apache.jasper.compiler.JspRuntimeContext; |
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import org.apache.jasper.compiler.JspUtil; |
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import org.apache.jasper.compiler.Localizer; |
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import org.apache.jasper.compiler.ServletWriter; |
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import org.apache.jasper.compiler.TldLocation; |
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import org.apache.jasper.servlet.JasperLoader; |
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import org.apache.jasper.servlet.JspServletWrapper; |
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import org.apache.juli.logging.Log; |
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import org.apache.juli.logging.LogFactory; |
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/**
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* A place holder for various things that are used through out the JSP
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* engine. This is a per-request/per-context data structure. Some of
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* the instance variables are set at different points.
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*
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* Most of the path-related stuff is here - mangling names, versions, dirs,
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* loading resources and dealing with uris.
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*
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* @author Anil K. Vijendran
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* @author Harish Prabandham
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* @author Pierre Delisle
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* @author Costin Manolache
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* @author Kin-man Chung
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*/
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public class JspCompilationContext { |
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private final Log log = LogFactory.getLog(JspCompilationContext.class); // must not be static |
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protected Map<String, JarResource> tagFileJarUrls; |
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protected String className; |
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protected String jspUri; |
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protected String basePackageName; |
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protected String derivedPackageName; |
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protected String servletJavaFileName; |
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protected String javaPath; |
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protected String classFileName; |
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protected ServletWriter writer; |
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protected Options options; |
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protected JspServletWrapper jsw; |
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protected Compiler jspCompiler; |
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protected String classPath; |
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protected String baseURI; |
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protected String outputDir; |
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protected ServletContext context; |
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protected ClassLoader loader; |
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protected JspRuntimeContext rctxt; |
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protected volatile int removed = 0; |
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protected URLClassLoader jspLoader; |
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protected URL baseUrl; |
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protected Class<?> servletClass; |
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protected boolean isTagFile; |
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protected boolean protoTypeMode; |
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protected TagInfo tagInfo; |
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protected JarResource tagJarResource; |
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// jspURI _must_ be relative to the context
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public JspCompilationContext(String jspUri, |
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Options options, |
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ServletContext context, |
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JspServletWrapper jsw, |
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JspRuntimeContext rctxt) { |
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this.jspUri = canonicalURI(jspUri); |
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this.options = options; |
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this.jsw = jsw; |
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this.context = context; |
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this.baseURI = jspUri.substring(0, jspUri.lastIndexOf('/') + 1); |
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// hack fix for resolveRelativeURI
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if (baseURI == null) { |
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baseURI = "/"; |
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} else if (baseURI.charAt(0) != '/') { |
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// strip the base slash since it will be combined with the
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// uriBase to generate a file
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baseURI = "/" + baseURI; |
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}
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if (baseURI.charAt(baseURI.length() - 1) != '/') { |
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baseURI += '/'; |
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}
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this.rctxt = rctxt; |
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this.tagFileJarUrls = new HashMap<String, JarResource>(); |
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this.basePackageName = Constants.JSP_PACKAGE_NAME; |
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}
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public JspCompilationContext(String tagfile, |
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TagInfo tagInfo, |
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Options options, |
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ServletContext context, |
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JspServletWrapper jsw, |
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JspRuntimeContext rctxt, |
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JarResource tagJarResource) { |
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1.1.1
by tony mancill
Import upstream version 7.0.16 |
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this(tagfile, options, context, jsw, rctxt); |
1
by tony mancill
Import upstream version 7.0.14 |
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this.isTagFile = true; |
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this.tagInfo = tagInfo; |
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this.tagJarResource = tagJarResource; |
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}
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/* ==================== Methods to override ==================== */
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/** ---------- Class path and loader ---------- */
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/**
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* The classpath that is passed off to the Java compiler.
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*/
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public String getClassPath() { |
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if( classPath != null ) |
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return classPath; |
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return rctxt.getClassPath(); |
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}
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/**
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* The classpath that is passed off to the Java compiler.
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*/
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public void setClassPath(String classPath) { |
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this.classPath = classPath; |
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}
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/**
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* What class loader to use for loading classes while compiling
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* this JSP?
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*/
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public ClassLoader getClassLoader() { |
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if( loader != null ) |
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return loader; |
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return rctxt.getParentClassLoader(); |
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}
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public void setClassLoader(ClassLoader loader) { |
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this.loader = loader; |
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}
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public ClassLoader getJspLoader() { |
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if( jspLoader == null ) { |
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jspLoader = new JasperLoader |
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(new URL[] {baseUrl}, |
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getClassLoader(), |
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rctxt.getPermissionCollection()); |
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}
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return jspLoader; |
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}
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/** ---------- Input/Output ---------- */
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/**
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* The output directory to generate code into. The output directory
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* is make up of the scratch directory, which is provide in Options,
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* plus the directory derived from the package name.
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*/
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public String getOutputDir() { |
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if (outputDir == null) { |
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createOutputDir(); |
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}
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return outputDir; |
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}
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/**
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* Create a "Compiler" object based on some init param data. This
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* is not done yet. Right now we're just hardcoding the actual
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* compilers that are created.
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*/
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public Compiler createCompiler() { |
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if (jspCompiler != null ) { |
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return jspCompiler; |
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}
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jspCompiler = null; |
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if (options.getCompilerClassName() != null) { |
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jspCompiler = createCompiler(options.getCompilerClassName()); |
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} else { |
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if (options.getCompiler() == null) { |
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jspCompiler = createCompiler("org.apache.jasper.compiler.JDTCompiler"); |
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if (jspCompiler == null) { |
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jspCompiler = createCompiler("org.apache.jasper.compiler.AntCompiler"); |
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}
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} else { |
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jspCompiler = createCompiler("org.apache.jasper.compiler.AntCompiler"); |
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if (jspCompiler == null) { |
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jspCompiler = createCompiler("org.apache.jasper.compiler.JDTCompiler"); |
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}
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}
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}
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if (jspCompiler == null) { |
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throw new IllegalStateException(Localizer.getMessage("jsp.error.compiler")); |
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}
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jspCompiler.init(this, jsw); |
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return jspCompiler; |
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}
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protected Compiler createCompiler(String className) { |
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Compiler compiler = null; |
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try { |
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compiler = (Compiler) Class.forName(className).newInstance(); |
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} catch (InstantiationException e) { |
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log.warn(Localizer.getMessage("jsp.error.compiler"), e); |
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} catch (IllegalAccessException e) { |
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log.warn(Localizer.getMessage("jsp.error.compiler"), e); |
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} catch (NoClassDefFoundError e) { |
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if (log.isDebugEnabled()) { |
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log.debug(Localizer.getMessage("jsp.error.compiler"), e); |
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}
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} catch (ClassNotFoundException e) { |
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if (log.isDebugEnabled()) { |
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log.debug(Localizer.getMessage("jsp.error.compiler"), e); |
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}
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}
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return compiler; |
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}
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public Compiler getCompiler() { |
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return jspCompiler; |
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}
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/** ---------- Access resources in the webapp ---------- */
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/**
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* Get the full value of a URI relative to this compilations context
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* uses current file as the base.
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*/
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public String resolveRelativeUri(String uri) { |
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// sometimes we get uri's massaged from File(String), so check for
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// a root directory separator char
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if (uri.startsWith("/") || uri.startsWith(File.separator)) { |
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return uri; |
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} else { |
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return baseURI + uri; |
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}
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}
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/**
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* Gets a resource as a stream, relative to the meanings of this
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* context's implementation.
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* @return a null if the resource cannot be found or represented
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* as an InputStream.
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*/
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public java.io.InputStream getResourceAsStream(String res) { |
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return context.getResourceAsStream(canonicalURI(res)); |
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}
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public URL getResource(String res) throws MalformedURLException { |
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URL result = null; |
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if (res.startsWith("/META-INF/")) { |
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// This is a tag file packaged in a jar that is being compiled
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JarResource jarResource = tagFileJarUrls.get(res); |
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if (jarResource == null) { |
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jarResource = tagJarResource; |
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}
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if (jarResource != null) { |
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result = jarResource.getEntry(res.substring(1)); |
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} else { |
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// May not be in a JAR in some IDE environments
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result = context.getResource(canonicalURI(res)); |
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}
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1.1.2
by tony mancill
Import upstream version 7.0.19 |
298 |
} else if (res.startsWith("jar:jndi:")) { |
1
by tony mancill
Import upstream version 7.0.14 |
299 |
// This is a tag file packaged in a jar that is being checked
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// for a dependency
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result = new URL(res); |
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} else { |
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result = context.getResource(canonicalURI(res)); |
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}
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return result; |
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}
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public Set<String> getResourcePaths(String path) { |
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return context.getResourcePaths(canonicalURI(path)); |
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}
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/**
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* Gets the actual path of a URI relative to the context of
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* the compilation.
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*/
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public String getRealPath(String path) { |
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if (context != null) { |
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return context.getRealPath(path); |
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}
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return path; |
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}
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/**
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* Returns the tag-file-name-to-JAR-file map of this compilation unit,
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* which maps tag file names to the JAR files in which the tag files are
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* packaged.
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*
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* The map is populated when parsing the tag-file elements of the TLDs
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* of any imported taglibs.
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*/
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public JarResource getTagFileJarResource(String tagFile) { |
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return this.tagFileJarUrls.get(tagFile); |
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}
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public void setTagFileJarResource(String tagFile, JarResource jarResource) { |
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this.tagFileJarUrls.put(tagFile, jarResource); |
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}
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/**
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* Returns the JAR file in which the tag file for which this
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* JspCompilationContext was created is packaged, or null if this
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* JspCompilationContext does not correspond to a tag file, or if the
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* corresponding tag file is not packaged in a JAR.
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*/
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public JarResource getTagFileJarResource() { |
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return this.tagJarResource; |
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}
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/* ==================== Common implementation ==================== */
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/**
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* Just the class name (does not include package name) of the
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* generated class.
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*/
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public String getServletClassName() { |
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if (className != null) { |
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return className; |
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}
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if (isTagFile) { |
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className = tagInfo.getTagClassName(); |
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int lastIndex = className.lastIndexOf('.'); |
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if (lastIndex != -1) { |
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className = className.substring(lastIndex + 1); |
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}
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} else { |
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int iSep = jspUri.lastIndexOf('/') + 1; |
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className = JspUtil.makeJavaIdentifier(jspUri.substring(iSep)); |
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}
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return className; |
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}
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public void setServletClassName(String className) { |
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this.className = className; |
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}
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/**
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* Path of the JSP URI. Note that this is not a file name. This is
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* the context rooted URI of the JSP file.
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*/
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public String getJspFile() { |
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return jspUri; |
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}
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||
1.1.2
by tony mancill
Import upstream version 7.0.19 |
388 |
/**
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389 |
* @deprecated Will be removed in Tomcat 8.0.x. Use
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390 |
* {@link #getLastModified(String)} instead.
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*/
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392 |
@Deprecated
|
|
1.1.1
by tony mancill
Import upstream version 7.0.16 |
393 |
public long getJspLastModified() { |
394 |
long result = -1; |
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URLConnection uc = null; |
|
396 |
try { |
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URL jspUrl = getResource(getJspFile()); |
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if (jspUrl == null) { |
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incrementRemoved(); |
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return result; |
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}
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uc = jspUrl.openConnection(); |
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if (uc instanceof JarURLConnection) { |
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result = ((JarURLConnection) uc).getJarEntry().getTime(); |
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} else { |
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result = uc.getLastModified(); |
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}
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} catch (IOException e) { |
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if (log.isDebugEnabled()) { |
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410 |
log.debug(Localizer.getMessage( |
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"jsp.error.lastModified", getJspFile()), e); |
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}
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413 |
result = -1; |
|
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} finally { |
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415 |
if (uc != null) { |
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416 |
try { |
|
417 |
uc.getInputStream().close(); |
|
418 |
} catch (IOException e) { |
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419 |
if (log.isDebugEnabled()) { |
|
420 |
log.debug(Localizer.getMessage( |
|
421 |
"jsp.error.lastModified", getJspFile()), e); |
|
422 |
}
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423 |
result = -1; |
|
424 |
}
|
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425 |
}
|
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426 |
}
|
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427 |
return result; |
|
1
by tony mancill
Import upstream version 7.0.14 |
428 |
}
|
429 |
||
1.1.2
by tony mancill
Import upstream version 7.0.19 |
430 |
|
431 |
public Long getLastModified(String resource) { |
|
432 |
long result = -1; |
|
433 |
URLConnection uc = null; |
|
434 |
try { |
|
435 |
URL jspUrl = getResource(resource); |
|
436 |
if (jspUrl == null) { |
|
437 |
incrementRemoved(); |
|
438 |
return Long.valueOf(result); |
|
439 |
}
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440 |
uc = jspUrl.openConnection(); |
|
441 |
if (uc instanceof JarURLConnection) { |
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442 |
result = ((JarURLConnection) uc).getJarEntry().getTime(); |
|
443 |
} else { |
|
444 |
result = uc.getLastModified(); |
|
445 |
}
|
|
446 |
} catch (IOException e) { |
|
447 |
if (log.isDebugEnabled()) { |
|
448 |
log.debug(Localizer.getMessage( |
|
449 |
"jsp.error.lastModified", getJspFile()), e); |
|
450 |
}
|
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451 |
result = -1; |
|
452 |
} finally { |
|
453 |
if (uc != null) { |
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454 |
try { |
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455 |
uc.getInputStream().close(); |
|
456 |
} catch (IOException e) { |
|
457 |
if (log.isDebugEnabled()) { |
|
458 |
log.debug(Localizer.getMessage( |
|
459 |
"jsp.error.lastModified", getJspFile()), e); |
|
460 |
}
|
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461 |
result = -1; |
|
462 |
}
|
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463 |
}
|
|
464 |
}
|
|
465 |
return Long.valueOf(result); |
|
466 |
}
|
|
467 |
||
1
by tony mancill
Import upstream version 7.0.14 |
468 |
public boolean isTagFile() { |
469 |
return isTagFile; |
|
470 |
}
|
|
471 |
||
472 |
public TagInfo getTagInfo() { |
|
473 |
return tagInfo; |
|
474 |
}
|
|
475 |
||
476 |
public void setTagInfo(TagInfo tagi) { |
|
477 |
tagInfo = tagi; |
|
478 |
}
|
|
479 |
||
480 |
/**
|
|
481 |
* True if we are compiling a tag file in prototype mode.
|
|
482 |
* ie we only generate codes with class for the tag handler with empty
|
|
483 |
* method bodies.
|
|
484 |
*/
|
|
485 |
public boolean isPrototypeMode() { |
|
486 |
return protoTypeMode; |
|
487 |
}
|
|
488 |
||
489 |
public void setPrototypeMode(boolean pm) { |
|
490 |
protoTypeMode = pm; |
|
491 |
}
|
|
492 |
||
493 |
/**
|
|
494 |
* Package name for the generated class is make up of the base package
|
|
495 |
* name, which is user settable, and the derived package name. The
|
|
496 |
* derived package name directly mirrors the file hierarchy of the JSP page.
|
|
497 |
*/
|
|
498 |
public String getServletPackageName() { |
|
499 |
if (isTagFile()) { |
|
500 |
String className = tagInfo.getTagClassName(); |
|
501 |
int lastIndex = className.lastIndexOf('.'); |
|
502 |
String pkgName = ""; |
|
503 |
if (lastIndex != -1) { |
|
504 |
pkgName = className.substring(0, lastIndex); |
|
505 |
}
|
|
506 |
return pkgName; |
|
507 |
} else { |
|
508 |
String dPackageName = getDerivedPackageName(); |
|
509 |
if (dPackageName.length() == 0) { |
|
510 |
return basePackageName; |
|
511 |
}
|
|
512 |
return basePackageName + '.' + getDerivedPackageName(); |
|
513 |
}
|
|
514 |
}
|
|
515 |
||
516 |
protected String getDerivedPackageName() { |
|
517 |
if (derivedPackageName == null) { |
|
518 |
int iSep = jspUri.lastIndexOf('/'); |
|
519 |
derivedPackageName = (iSep > 0) ? |
|
520 |
JspUtil.makeJavaPackage(jspUri.substring(1,iSep)) : ""; |
|
521 |
}
|
|
522 |
return derivedPackageName; |
|
523 |
}
|
|
524 |
||
525 |
/**
|
|
526 |
* The package name into which the servlet class is generated.
|
|
527 |
*/
|
|
528 |
public void setServletPackageName(String servletPackageName) { |
|
529 |
this.basePackageName = servletPackageName; |
|
530 |
}
|
|
531 |
||
532 |
/**
|
|
533 |
* Full path name of the Java file into which the servlet is being
|
|
534 |
* generated.
|
|
535 |
*/
|
|
536 |
public String getServletJavaFileName() { |
|
537 |
if (servletJavaFileName == null) { |
|
538 |
servletJavaFileName = getOutputDir() + getServletClassName() + ".java"; |
|
539 |
}
|
|
540 |
return servletJavaFileName; |
|
541 |
}
|
|
542 |
||
543 |
/**
|
|
544 |
* Get hold of the Options object for this context.
|
|
545 |
*/
|
|
546 |
public Options getOptions() { |
|
547 |
return options; |
|
548 |
}
|
|
549 |
||
550 |
public ServletContext getServletContext() { |
|
551 |
return context; |
|
552 |
}
|
|
553 |
||
554 |
public JspRuntimeContext getRuntimeContext() { |
|
555 |
return rctxt; |
|
556 |
}
|
|
557 |
||
558 |
/**
|
|
559 |
* Path of the Java file relative to the work directory.
|
|
560 |
*/
|
|
561 |
public String getJavaPath() { |
|
562 |
||
563 |
if (javaPath != null) { |
|
564 |
return javaPath; |
|
565 |
}
|
|
566 |
||
567 |
if (isTagFile()) { |
|
568 |
String tagName = tagInfo.getTagClassName(); |
|
569 |
javaPath = tagName.replace('.', '/') + ".java"; |
|
570 |
} else { |
|
571 |
javaPath = getServletPackageName().replace('.', '/') + '/' + |
|
572 |
getServletClassName() + ".java"; |
|
573 |
}
|
|
574 |
return javaPath; |
|
575 |
}
|
|
576 |
||
577 |
public String getClassFileName() { |
|
578 |
if (classFileName == null) { |
|
579 |
classFileName = getOutputDir() + getServletClassName() + ".class"; |
|
580 |
}
|
|
581 |
return classFileName; |
|
582 |
}
|
|
583 |
||
584 |
/**
|
|
585 |
* Where is the servlet being generated?
|
|
586 |
*/
|
|
587 |
public ServletWriter getWriter() { |
|
588 |
return writer; |
|
589 |
}
|
|
590 |
||
591 |
public void setWriter(ServletWriter writer) { |
|
592 |
this.writer = writer; |
|
593 |
}
|
|
594 |
||
595 |
/**
|
|
596 |
* Gets the 'location' of the TLD associated with the given taglib 'uri'.
|
|
597 |
*
|
|
598 |
* @return An array of two Strings: The first element denotes the real
|
|
599 |
* path to the TLD. If the path to the TLD points to a jar file, then the
|
|
600 |
* second element denotes the name of the TLD entry in the jar file.
|
|
601 |
* Returns null if the given uri is not associated with any tag library
|
|
602 |
* 'exposed' in the web application.
|
|
603 |
*/
|
|
604 |
public TldLocation getTldLocation(String uri) throws JasperException { |
|
605 |
TldLocation location = |
|
606 |
getOptions().getTldLocationsCache().getLocation(uri); |
|
607 |
return location; |
|
608 |
}
|
|
609 |
||
610 |
/**
|
|
611 |
* Are we keeping generated code around?
|
|
612 |
*/
|
|
613 |
public boolean keepGenerated() { |
|
614 |
return getOptions().getKeepGenerated(); |
|
615 |
}
|
|
616 |
||
617 |
// ==================== Removal ====================
|
|
618 |
||
619 |
public void incrementRemoved() { |
|
620 |
if (removed == 0 && rctxt != null) { |
|
621 |
rctxt.removeWrapper(jspUri); |
|
622 |
}
|
|
623 |
removed++; |
|
624 |
}
|
|
625 |
||
626 |
public boolean isRemoved() { |
|
627 |
if (removed > 0 ) { |
|
628 |
return true; |
|
629 |
}
|
|
630 |
return false; |
|
631 |
}
|
|
632 |
||
633 |
// ==================== Compile and reload ====================
|
|
634 |
||
635 |
public void compile() throws JasperException, FileNotFoundException { |
|
636 |
createCompiler(); |
|
637 |
if (jspCompiler.isOutDated()) { |
|
638 |
if (isRemoved()) { |
|
639 |
throw new FileNotFoundException(jspUri); |
|
640 |
}
|
|
641 |
try { |
|
642 |
jspCompiler.removeGeneratedFiles(); |
|
643 |
jspLoader = null; |
|
644 |
jspCompiler.compile(); |
|
645 |
jsw.setReload(true); |
|
646 |
jsw.setCompilationException(null); |
|
647 |
} catch (JasperException ex) { |
|
648 |
// Cache compilation exception
|
|
649 |
jsw.setCompilationException(ex); |
|
650 |
if (options.getDevelopment() && options.getRecompileOnFail()) { |
|
651 |
// Force a recompilation attempt on next access
|
|
652 |
jsw.setLastModificationTest(-1); |
|
653 |
}
|
|
654 |
throw ex; |
|
655 |
} catch (Exception ex) { |
|
656 |
JasperException je = new JasperException( |
|
657 |
Localizer.getMessage("jsp.error.unable.compile"), |
|
658 |
ex); |
|
659 |
// Cache compilation exception
|
|
660 |
jsw.setCompilationException(je); |
|
661 |
throw je; |
|
662 |
}
|
|
663 |
}
|
|
664 |
}
|
|
665 |
||
666 |
// ==================== Manipulating the class ====================
|
|
667 |
||
668 |
public Class<?> load() throws JasperException { |
|
669 |
try { |
|
670 |
getJspLoader(); |
|
671 |
||
672 |
String name = getFQCN(); |
|
673 |
servletClass = jspLoader.loadClass(name); |
|
674 |
} catch (ClassNotFoundException cex) { |
|
675 |
throw new JasperException(Localizer.getMessage("jsp.error.unable.load"), |
|
676 |
cex); |
|
677 |
} catch (Exception ex) { |
|
678 |
throw new JasperException(Localizer.getMessage("jsp.error.unable.compile"), |
|
679 |
ex); |
|
680 |
}
|
|
681 |
removed = 0; |
|
682 |
return servletClass; |
|
683 |
}
|
|
684 |
||
685 |
public String getFQCN() { |
|
686 |
String name; |
|
687 |
if (isTagFile()) { |
|
688 |
name = tagInfo.getTagClassName(); |
|
689 |
} else { |
|
690 |
name = getServletPackageName() + "." + getServletClassName(); |
|
691 |
}
|
|
692 |
return name; |
|
693 |
}
|
|
694 |
||
695 |
// ==================== protected methods ====================
|
|
696 |
||
697 |
static Object outputDirLock = new Object(); |
|
698 |
||
699 |
public void checkOutputDir() { |
|
700 |
if (outputDir != null) { |
|
701 |
if (!(new File(outputDir)).exists()) { |
|
702 |
makeOutputDir(); |
|
703 |
}
|
|
704 |
} else { |
|
705 |
createOutputDir(); |
|
706 |
}
|
|
707 |
}
|
|
708 |
||
709 |
protected boolean makeOutputDir() { |
|
710 |
synchronized(outputDirLock) { |
|
711 |
File outDirFile = new File(outputDir); |
|
712 |
return (outDirFile.exists() || outDirFile.mkdirs()); |
|
713 |
}
|
|
714 |
}
|
|
715 |
||
716 |
protected void createOutputDir() { |
|
717 |
String path = null; |
|
718 |
if (isTagFile()) { |
|
719 |
String tagName = tagInfo.getTagClassName(); |
|
720 |
path = tagName.replace('.', File.separatorChar); |
|
721 |
path = path.substring(0, path.lastIndexOf(File.separatorChar)); |
|
722 |
} else { |
|
723 |
path = getServletPackageName().replace('.',File.separatorChar); |
|
724 |
}
|
|
725 |
||
726 |
// Append servlet or tag handler path to scratch dir
|
|
727 |
try { |
|
728 |
File base = options.getScratchDir(); |
|
729 |
baseUrl = base.toURI().toURL(); |
|
730 |
outputDir = base.getAbsolutePath() + File.separator + path + |
|
731 |
File.separator; |
|
732 |
if (!makeOutputDir()) { |
|
733 |
throw new IllegalStateException(Localizer.getMessage("jsp.error.outputfolder")); |
|
734 |
}
|
|
735 |
} catch (MalformedURLException e) { |
|
736 |
throw new IllegalStateException(Localizer.getMessage("jsp.error.outputfolder"), e); |
|
737 |
}
|
|
738 |
}
|
|
739 |
||
740 |
protected static final boolean isPathSeparator(char c) { |
|
741 |
return (c == '/' || c == '\\'); |
|
742 |
}
|
|
743 |
||
744 |
protected static final String canonicalURI(String s) { |
|
745 |
if (s == null) return null; |
|
746 |
StringBuilder result = new StringBuilder(); |
|
747 |
final int len = s.length(); |
|
748 |
int pos = 0; |
|
749 |
while (pos < len) { |
|
750 |
char c = s.charAt(pos); |
|
751 |
if ( isPathSeparator(c) ) { |
|
752 |
/*
|
|
753 |
* multiple path separators.
|
|
754 |
* 'foo///bar' -> 'foo/bar'
|
|
755 |
*/
|
|
756 |
while (pos+1 < len && isPathSeparator(s.charAt(pos+1))) { |
|
757 |
++pos; |
|
758 |
}
|
|
759 |
||
760 |
if (pos+1 < len && s.charAt(pos+1) == '.') { |
|
761 |
/*
|
|
762 |
* a single dot at the end of the path - we are done.
|
|
763 |
*/
|
|
764 |
if (pos+2 >= len) break; |
|
765 |
||
766 |
switch (s.charAt(pos+2)) { |
|
767 |
/*
|
|
768 |
* self directory in path
|
|
769 |
* foo/./bar -> foo/bar
|
|
770 |
*/
|
|
771 |
case '/': |
|
772 |
case '\\': |
|
773 |
pos += 2; |
|
774 |
continue; |
|
775 |
||
776 |
/*
|
|
777 |
* two dots in a path: go back one hierarchy.
|
|
778 |
* foo/bar/../baz -> foo/baz
|
|
779 |
*/
|
|
780 |
case '.': |
|
781 |
// only if we have exactly _two_ dots.
|
|
782 |
if (pos+3 < len && isPathSeparator(s.charAt(pos+3))) { |
|
783 |
pos += 3; |
|
784 |
int separatorPos = result.length()-1; |
|
785 |
while (separatorPos >= 0 && |
|
786 |
! isPathSeparator(result |
|
787 |
.charAt(separatorPos))) { |
|
788 |
--separatorPos; |
|
789 |
}
|
|
790 |
if (separatorPos >= 0) |
|
791 |
result.setLength(separatorPos); |
|
792 |
continue; |
|
793 |
}
|
|
794 |
}
|
|
795 |
}
|
|
796 |
}
|
|
797 |
result.append(c); |
|
798 |
++pos; |
|
799 |
}
|
|
800 |
return result.toString(); |
|
801 |
}
|
|
802 |
}
|
|
803 |