815 lines
24 KiB
Java
815 lines
24 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.jasper;
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import java.io.File;
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import java.util.Enumeration;
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import java.util.Map;
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import java.util.Properties;
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import javax.servlet.ServletConfig;
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import javax.servlet.ServletContext;
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import javax.servlet.jsp.tagext.TagLibraryInfo;
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import org.apache.jasper.compiler.JspConfig;
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import org.apache.jasper.compiler.Localizer;
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import org.apache.jasper.compiler.TagPluginManager;
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import org.apache.jasper.compiler.TldCache;
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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 class to hold all init parameters specific to the JSP engine.
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*
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* @author Anil K. Vijendran
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* @author Hans Bergsten
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* @author Pierre Delisle
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*/
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public final class EmbeddedServletOptions implements Options {
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// Logger
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private final Log log = LogFactory.getLog(EmbeddedServletOptions.class); // must not be static
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private Properties settings = new Properties();
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/**
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* Is Jasper being used in development mode?
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*/
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private boolean development = true;
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/**
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* Should Ant fork its java compiles of JSP pages.
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*/
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public boolean fork = true;
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/**
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* Do you want to keep the generated Java files around?
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*/
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private boolean keepGenerated = true;
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/**
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* Should template text that consists entirely of whitespace be removed?
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*/
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private boolean trimSpaces = false;
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/**
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* Determines whether tag handler pooling is enabled.
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*/
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private boolean isPoolingEnabled = true;
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/**
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* Do you want support for "mapped" files? This will generate
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* servlet that has a print statement per line of the JSP file.
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* This seems like a really nice feature to have for debugging.
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*/
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private boolean mappedFile = true;
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/**
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* Do we want to include debugging information in the class file?
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*/
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private boolean classDebugInfo = true;
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/**
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* Background compile thread check interval in seconds.
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*/
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private int checkInterval = 0;
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/**
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* Is the generation of SMAP info for JSR45 debugging suppressed?
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*/
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private boolean isSmapSuppressed = false;
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/**
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* Should SMAP info for JSR45 debugging be dumped to a file?
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*/
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private boolean isSmapDumped = false;
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/**
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* Are Text strings to be generated as char arrays?
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*/
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private boolean genStringAsCharArray = false;
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private boolean errorOnUseBeanInvalidClassAttribute = true;
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/**
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* I want to see my generated servlets. Which directory are they
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* in?
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*/
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private File scratchDir;
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/**
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* Need to have this as is for versions 4 and 5 of IE. Can be set from
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* the initParams so if it changes in the future all that is needed is
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* to have a jsp initParam of type ieClassId="<value>"
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*/
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private String ieClassId = "clsid:8AD9C840-044E-11D1-B3E9-00805F499D93";
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/**
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* What classpath should I use while compiling generated servlets?
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*/
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private String classpath = null;
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/**
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* Compiler to use.
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*/
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private String compiler = null;
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/**
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* Compiler target VM.
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*/
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private String compilerTargetVM = "1.7";
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/**
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* The compiler source VM.
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*/
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private String compilerSourceVM = "1.7";
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/**
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* The compiler class name.
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*/
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private String compilerClassName = null;
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/**
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* Cache for the TLD URIs, resource paths and parsed files.
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*/
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private TldCache tldCache = null;
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/**
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* Jsp config information
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*/
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private JspConfig jspConfig = null;
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/**
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* TagPluginManager
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*/
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private TagPluginManager tagPluginManager = null;
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/**
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* Java platform encoding to generate the JSP
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* page servlet.
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*/
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private String javaEncoding = "UTF-8";
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/**
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* Modification test interval.
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*/
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private int modificationTestInterval = 4;
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/**
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* Is re-compilation attempted immediately after a failure?
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*/
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private boolean recompileOnFail = false;
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/**
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* Is generation of X-Powered-By response header enabled/disabled?
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*/
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private boolean xpoweredBy;
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/**
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* Should we include a source fragment in exception messages, which could be displayed
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* to the developer ?
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*/
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private boolean displaySourceFragment = true;
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/**
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* The maximum number of loaded jsps per web-application. If there are more
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* jsps loaded, they will be unloaded.
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*/
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private int maxLoadedJsps = -1;
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/**
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* The idle time in seconds after which a JSP is unloaded.
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* If unset or less or equal than 0, no jsps are unloaded.
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*/
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private int jspIdleTimeout = -1;
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/**
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* Should JSP.1.6 be applied strictly to attributes defined using scriptlet
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* expressions?
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*/
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private boolean strictQuoteEscaping = true;
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/**
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* When EL is used in JSP attribute values, should the rules for quoting of
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* attributes described in JSP.1.6 be applied to the expression?
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*/
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private boolean quoteAttributeEL = true;
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public String getProperty(String name ) {
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return settings.getProperty( name );
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}
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public void setProperty(String name, String value ) {
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if (name != null && value != null){
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settings.setProperty( name, value );
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}
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}
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public void setQuoteAttributeEL(boolean b) {
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this.quoteAttributeEL = b;
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}
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@Override
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public boolean getQuoteAttributeEL() {
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return quoteAttributeEL;
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}
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/**
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* Are we keeping generated code around?
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*/
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@Override
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public boolean getKeepGenerated() {
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return keepGenerated;
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}
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/**
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* Should template text that consists entirely of whitespace be removed?
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*/
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@Override
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public boolean getTrimSpaces() {
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return trimSpaces;
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}
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@Override
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public boolean isPoolingEnabled() {
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return isPoolingEnabled;
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}
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/**
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* Are we supporting HTML mapped servlets?
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*/
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@Override
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public boolean getMappedFile() {
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return mappedFile;
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}
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/**
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* Should class files be compiled with debug information?
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*/
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@Override
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public boolean getClassDebugInfo() {
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return classDebugInfo;
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}
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/**
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* Background JSP compile thread check interval
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*/
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@Override
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public int getCheckInterval() {
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return checkInterval;
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}
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/**
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* Modification test interval.
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*/
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@Override
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public int getModificationTestInterval() {
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return modificationTestInterval;
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}
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/**
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* Re-compile on failure.
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*/
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@Override
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public boolean getRecompileOnFail() {
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return recompileOnFail;
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}
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/**
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* Is Jasper being used in development mode?
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*/
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@Override
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public boolean getDevelopment() {
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return development;
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}
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/**
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* Is the generation of SMAP info for JSR45 debugging suppressed?
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*/
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@Override
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public boolean isSmapSuppressed() {
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return isSmapSuppressed;
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}
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/**
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* Should SMAP info for JSR45 debugging be dumped to a file?
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*/
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@Override
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public boolean isSmapDumped() {
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return isSmapDumped;
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}
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/**
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* Are Text strings to be generated as char arrays?
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*/
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@Override
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public boolean genStringAsCharArray() {
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return this.genStringAsCharArray;
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}
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/**
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* Class ID for use in the plugin tag when the browser is IE.
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*/
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@Override
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public String getIeClassId() {
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return ieClassId;
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}
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/**
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* What is my scratch dir?
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*/
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@Override
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public File getScratchDir() {
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return scratchDir;
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}
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/**
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* What classpath should I use while compiling the servlets
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* generated from JSP files?
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*/
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@Override
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public String getClassPath() {
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return classpath;
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}
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/**
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* Is generation of X-Powered-By response header enabled/disabled?
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*/
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@Override
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public boolean isXpoweredBy() {
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return xpoweredBy;
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}
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/**
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* Compiler to use.
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*/
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@Override
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public String getCompiler() {
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return compiler;
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}
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/**
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* @see Options#getCompilerTargetVM
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*/
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@Override
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public String getCompilerTargetVM() {
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return compilerTargetVM;
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}
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/**
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* @see Options#getCompilerSourceVM
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*/
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@Override
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public String getCompilerSourceVM() {
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return compilerSourceVM;
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}
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/**
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* Java compiler class to use.
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*/
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@Override
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public String getCompilerClassName() {
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return compilerClassName;
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}
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@Override
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public boolean getErrorOnUseBeanInvalidClassAttribute() {
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return errorOnUseBeanInvalidClassAttribute;
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}
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public void setErrorOnUseBeanInvalidClassAttribute(boolean b) {
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errorOnUseBeanInvalidClassAttribute = b;
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}
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@Override
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public TldCache getTldCache() {
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return tldCache;
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}
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public void setTldCache(TldCache tldCache) {
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this.tldCache = tldCache;
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}
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@Override
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public String getJavaEncoding() {
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return javaEncoding;
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}
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@Override
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public boolean getFork() {
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return fork;
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}
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@Override
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public JspConfig getJspConfig() {
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return jspConfig;
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}
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@Override
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public TagPluginManager getTagPluginManager() {
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return tagPluginManager;
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}
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@Override
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public boolean isCaching() {
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return false;
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}
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@Override
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public Map<String, TagLibraryInfo> getCache() {
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return null;
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}
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/**
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* Should we include a source fragment in exception messages, which could be displayed
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* to the developer ?
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*/
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@Override
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public boolean getDisplaySourceFragment() {
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return displaySourceFragment;
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}
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/**
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* Should jsps be unloaded if to many are loaded?
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* If set to a value greater than 0 eviction of jsps is started. Default: -1
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*/
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@Override
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public int getMaxLoadedJsps() {
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return maxLoadedJsps;
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}
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/**
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* Should any jsps be unloaded when being idle for this time in seconds?
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* If set to a value greater than 0 eviction of jsps is started. Default: -1
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*/
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@Override
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public int getJspIdleTimeout() {
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return jspIdleTimeout;
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}
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@Override
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public boolean getStrictQuoteEscaping() {
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return strictQuoteEscaping;
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}
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/**
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* Create an EmbeddedServletOptions object using data available from
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* ServletConfig and ServletContext.
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* @param config The Servlet config
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* @param context The Servlet context
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*/
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public EmbeddedServletOptions(ServletConfig config,
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ServletContext context) {
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Enumeration<String> enumeration=config.getInitParameterNames();
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while( enumeration.hasMoreElements() ) {
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String k=enumeration.nextElement();
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String v=config.getInitParameter( k );
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setProperty( k, v);
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}
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String keepgen = config.getInitParameter("keepgenerated");
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if (keepgen != null) {
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if (keepgen.equalsIgnoreCase("true")) {
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this.keepGenerated = true;
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} else if (keepgen.equalsIgnoreCase("false")) {
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this.keepGenerated = false;
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} else {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.keepgen"));
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}
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}
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}
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String trimsp = config.getInitParameter("trimSpaces");
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if (trimsp != null) {
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if (trimsp.equalsIgnoreCase("true")) {
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trimSpaces = true;
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} else if (trimsp.equalsIgnoreCase("false")) {
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trimSpaces = false;
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} else {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.trimspaces"));
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}
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}
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}
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this.isPoolingEnabled = true;
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String poolingEnabledParam
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= config.getInitParameter("enablePooling");
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if (poolingEnabledParam != null
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&& !poolingEnabledParam.equalsIgnoreCase("true")) {
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if (poolingEnabledParam.equalsIgnoreCase("false")) {
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this.isPoolingEnabled = false;
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} else {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.enablePooling"));
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}
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}
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}
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String mapFile = config.getInitParameter("mappedfile");
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if (mapFile != null) {
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if (mapFile.equalsIgnoreCase("true")) {
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this.mappedFile = true;
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} else if (mapFile.equalsIgnoreCase("false")) {
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this.mappedFile = false;
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} else {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.mappedFile"));
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}
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}
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}
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String debugInfo = config.getInitParameter("classdebuginfo");
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if (debugInfo != null) {
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if (debugInfo.equalsIgnoreCase("true")) {
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this.classDebugInfo = true;
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} else if (debugInfo.equalsIgnoreCase("false")) {
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this.classDebugInfo = false;
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} else {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.classDebugInfo"));
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}
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}
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}
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String checkInterval = config.getInitParameter("checkInterval");
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if (checkInterval != null) {
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try {
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this.checkInterval = Integer.parseInt(checkInterval);
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} catch(NumberFormatException ex) {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.checkInterval"));
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}
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}
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}
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String modificationTestInterval = config.getInitParameter("modificationTestInterval");
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if (modificationTestInterval != null) {
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try {
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this.modificationTestInterval = Integer.parseInt(modificationTestInterval);
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} catch(NumberFormatException ex) {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.modificationTestInterval"));
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}
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}
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}
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String recompileOnFail = config.getInitParameter("recompileOnFail");
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if (recompileOnFail != null) {
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if (recompileOnFail.equalsIgnoreCase("true")) {
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this.recompileOnFail = true;
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} else if (recompileOnFail.equalsIgnoreCase("false")) {
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this.recompileOnFail = false;
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} else {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.recompileOnFail"));
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}
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}
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}
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String development = config.getInitParameter("development");
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if (development != null) {
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if (development.equalsIgnoreCase("true")) {
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this.development = true;
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} else if (development.equalsIgnoreCase("false")) {
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this.development = false;
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} else {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.development"));
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}
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}
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}
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String suppressSmap = config.getInitParameter("suppressSmap");
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if (suppressSmap != null) {
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if (suppressSmap.equalsIgnoreCase("true")) {
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isSmapSuppressed = true;
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} else if (suppressSmap.equalsIgnoreCase("false")) {
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isSmapSuppressed = false;
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} else {
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if (log.isWarnEnabled()) {
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log.warn(Localizer.getMessage("jsp.warning.suppressSmap"));
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}
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}
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}
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String dumpSmap = config.getInitParameter("dumpSmap");
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if (dumpSmap != null) {
|
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if (dumpSmap.equalsIgnoreCase("true")) {
|
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isSmapDumped = true;
|
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} else if (dumpSmap.equalsIgnoreCase("false")) {
|
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isSmapDumped = false;
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} else {
|
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if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.dumpSmap"));
|
|
}
|
|
}
|
|
}
|
|
|
|
String genCharArray = config.getInitParameter("genStringAsCharArray");
|
|
if (genCharArray != null) {
|
|
if (genCharArray.equalsIgnoreCase("true")) {
|
|
genStringAsCharArray = true;
|
|
} else if (genCharArray.equalsIgnoreCase("false")) {
|
|
genStringAsCharArray = false;
|
|
} else {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.genchararray"));
|
|
}
|
|
}
|
|
}
|
|
|
|
String errBeanClass =
|
|
config.getInitParameter("errorOnUseBeanInvalidClassAttribute");
|
|
if (errBeanClass != null) {
|
|
if (errBeanClass.equalsIgnoreCase("true")) {
|
|
errorOnUseBeanInvalidClassAttribute = true;
|
|
} else if (errBeanClass.equalsIgnoreCase("false")) {
|
|
errorOnUseBeanInvalidClassAttribute = false;
|
|
} else {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.errBean"));
|
|
}
|
|
}
|
|
}
|
|
|
|
String ieClassId = config.getInitParameter("ieClassId");
|
|
if (ieClassId != null)
|
|
this.ieClassId = ieClassId;
|
|
|
|
String classpath = config.getInitParameter("classpath");
|
|
if (classpath != null)
|
|
this.classpath = classpath;
|
|
|
|
/*
|
|
* scratchdir
|
|
*/
|
|
String dir = config.getInitParameter("scratchdir");
|
|
if (dir != null && Constants.IS_SECURITY_ENABLED) {
|
|
log.info(Localizer.getMessage("jsp.info.ignoreSetting", "scratchdir", dir));
|
|
dir = null;
|
|
}
|
|
if (dir != null) {
|
|
scratchDir = new File(dir);
|
|
} else {
|
|
// First try the Servlet 2.2 javax.servlet.context.tempdir property
|
|
scratchDir = (File) context.getAttribute(ServletContext.TEMPDIR);
|
|
if (scratchDir == null) {
|
|
// Not running in a Servlet 2.2 container.
|
|
// Try to get the JDK 1.2 java.io.tmpdir property
|
|
dir = System.getProperty("java.io.tmpdir");
|
|
if (dir != null)
|
|
scratchDir = new File(dir);
|
|
}
|
|
}
|
|
if (this.scratchDir == null) {
|
|
log.fatal(Localizer.getMessage("jsp.error.no.scratch.dir"));
|
|
return;
|
|
}
|
|
|
|
if (!(scratchDir.exists() && scratchDir.canRead() &&
|
|
scratchDir.canWrite() && scratchDir.isDirectory()))
|
|
log.fatal(Localizer.getMessage("jsp.error.bad.scratch.dir",
|
|
scratchDir.getAbsolutePath()));
|
|
|
|
this.compiler = config.getInitParameter("compiler");
|
|
|
|
String compilerTargetVM = config.getInitParameter("compilerTargetVM");
|
|
if(compilerTargetVM != null) {
|
|
this.compilerTargetVM = compilerTargetVM;
|
|
}
|
|
|
|
String compilerSourceVM = config.getInitParameter("compilerSourceVM");
|
|
if(compilerSourceVM != null) {
|
|
this.compilerSourceVM = compilerSourceVM;
|
|
}
|
|
|
|
String javaEncoding = config.getInitParameter("javaEncoding");
|
|
if (javaEncoding != null) {
|
|
this.javaEncoding = javaEncoding;
|
|
}
|
|
|
|
String compilerClassName = config.getInitParameter("compilerClassName");
|
|
if (compilerClassName != null) {
|
|
this.compilerClassName = compilerClassName;
|
|
}
|
|
|
|
String fork = config.getInitParameter("fork");
|
|
if (fork != null) {
|
|
if (fork.equalsIgnoreCase("true")) {
|
|
this.fork = true;
|
|
} else if (fork.equalsIgnoreCase("false")) {
|
|
this.fork = false;
|
|
} else {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.fork"));
|
|
}
|
|
}
|
|
}
|
|
|
|
String xpoweredBy = config.getInitParameter("xpoweredBy");
|
|
if (xpoweredBy != null) {
|
|
if (xpoweredBy.equalsIgnoreCase("true")) {
|
|
this.xpoweredBy = true;
|
|
} else if (xpoweredBy.equalsIgnoreCase("false")) {
|
|
this.xpoweredBy = false;
|
|
} else {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.xpoweredBy"));
|
|
}
|
|
}
|
|
}
|
|
|
|
String displaySourceFragment = config.getInitParameter("displaySourceFragment");
|
|
if (displaySourceFragment != null) {
|
|
if (displaySourceFragment.equalsIgnoreCase("true")) {
|
|
this.displaySourceFragment = true;
|
|
} else if (displaySourceFragment.equalsIgnoreCase("false")) {
|
|
this.displaySourceFragment = false;
|
|
} else {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.displaySourceFragment"));
|
|
}
|
|
}
|
|
}
|
|
|
|
String maxLoadedJsps = config.getInitParameter("maxLoadedJsps");
|
|
if (maxLoadedJsps != null) {
|
|
try {
|
|
this.maxLoadedJsps = Integer.parseInt(maxLoadedJsps);
|
|
} catch(NumberFormatException ex) {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.maxLoadedJsps", ""+this.maxLoadedJsps));
|
|
}
|
|
}
|
|
}
|
|
|
|
String jspIdleTimeout = config.getInitParameter("jspIdleTimeout");
|
|
if (jspIdleTimeout != null) {
|
|
try {
|
|
this.jspIdleTimeout = Integer.parseInt(jspIdleTimeout);
|
|
} catch(NumberFormatException ex) {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.jspIdleTimeout", ""+this.jspIdleTimeout));
|
|
}
|
|
}
|
|
}
|
|
|
|
String strictQuoteEscaping = config.getInitParameter("strictQuoteEscaping");
|
|
if (strictQuoteEscaping != null) {
|
|
if (strictQuoteEscaping.equalsIgnoreCase("true")) {
|
|
this.strictQuoteEscaping = true;
|
|
} else if (strictQuoteEscaping.equalsIgnoreCase("false")) {
|
|
this.strictQuoteEscaping = false;
|
|
} else {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.strictQuoteEscaping"));
|
|
}
|
|
}
|
|
}
|
|
|
|
String quoteAttributeEL = config.getInitParameter("quoteAttributeEL");
|
|
if (quoteAttributeEL != null) {
|
|
if (quoteAttributeEL.equalsIgnoreCase("true")) {
|
|
this.quoteAttributeEL = true;
|
|
} else if (quoteAttributeEL.equalsIgnoreCase("false")) {
|
|
this.quoteAttributeEL = false;
|
|
} else {
|
|
if (log.isWarnEnabled()) {
|
|
log.warn(Localizer.getMessage("jsp.warning.quoteAttributeEL"));
|
|
}
|
|
}
|
|
}
|
|
|
|
// Setup the global Tag Libraries location cache for this
|
|
// web-application.
|
|
tldCache = TldCache.getInstance(context);
|
|
|
|
// Setup the jsp config info for this web app.
|
|
jspConfig = new JspConfig(context);
|
|
|
|
// Create a Tag plugin instance
|
|
tagPluginManager = new TagPluginManager(context);
|
|
}
|
|
|
|
}
|
|
|