All Downloads are FREE. Search and download functionalities are using the official Maven repository.

org.apache.catalina.startup.Catalina Maven / Gradle / Ivy

There is a newer version: 11.0.2
Show newest version
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.catalina.startup;


import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.reflect.Constructor;
import java.net.ConnectException;
import java.net.Socket;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import java.util.logging.LogManager;

import org.apache.catalina.Container;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.LifecycleState;
import org.apache.catalina.Server;
import org.apache.catalina.connector.Connector;
import org.apache.catalina.core.StandardContext;
import org.apache.catalina.security.SecurityConfig;
import org.apache.juli.ClassLoaderLogManager;
import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
import org.apache.tomcat.util.ExceptionUtils;
import org.apache.tomcat.util.digester.Digester;
import org.apache.tomcat.util.digester.Rule;
import org.apache.tomcat.util.digester.RuleSet;
import org.apache.tomcat.util.file.ConfigFileLoader;
import org.apache.tomcat.util.file.ConfigurationSource;
import org.apache.tomcat.util.log.SystemLogHandler;
import org.apache.tomcat.util.res.StringManager;
import org.xml.sax.Attributes;
import org.xml.sax.InputSource;


/**
 * Startup/Shutdown shell program for Catalina.  The following command line
 * options are recognized:
 * 
    *
  • -config {pathname} - Set the pathname of the configuration file * to be processed. If a relative path is specified, it will be * interpreted as relative to the directory pathname specified by the * "catalina.base" system property. [conf/server.xml]
  • *
  • -help - Display usage information.
  • *
  • -nonaming - Disable naming support.
  • *
  • configtest - Try to test the config
  • *
  • start - Start an instance of Catalina.
  • *
  • stop - Stop the currently running instance of Catalina.
  • *
* * @author Craig R. McClanahan * @author Remy Maucherat */ public class Catalina { /** * The string manager for this package. */ protected static final StringManager sm = StringManager.getManager(Constants.Package); public static final String SERVER_XML = "conf/server.xml"; // ----------------------------------------------------- Instance Variables /** * Use await. */ protected boolean await = false; /** * Pathname to the server configuration file. */ protected String configFile = SERVER_XML; // XXX Should be moved to embedded /** * The shared extensions class loader for this server. */ protected ClassLoader parentClassLoader = Catalina.class.getClassLoader(); /** * The server component we are starting or stopping. */ protected Server server = null; /** * Use shutdown hook flag. */ protected boolean useShutdownHook = true; /** * Shutdown hook. */ protected Thread shutdownHook = null; /** * Is naming enabled ? */ protected boolean useNaming = true; /** * Prevent duplicate loads. */ protected boolean loaded = false; /** * Rethrow exceptions on init failure. */ protected boolean throwOnInitFailure = Boolean.getBoolean("org.apache.catalina.startup.EXIT_ON_INIT_FAILURE"); /** * Generate Tomcat embedded code from configuration files. */ protected boolean generateCode = false; /** * Location of generated sources. */ protected File generatedCodeLocation = null; /** * Value of the argument. */ protected String generatedCodeLocationParameter = null; /** * Top package name for generated source. */ protected String generatedCodePackage = "catalinaembedded"; /** * Use generated code as a replacement for configuration files. */ protected boolean useGeneratedCode = false; // ----------------------------------------------------------- Constructors public Catalina() { setSecurityProtection(); ExceptionUtils.preload(); } // ------------------------------------------------------------- Properties public void setConfigFile(String file) { configFile = file; } public String getConfigFile() { return configFile; } public void setUseShutdownHook(boolean useShutdownHook) { this.useShutdownHook = useShutdownHook; } public boolean getUseShutdownHook() { return useShutdownHook; } public boolean getGenerateCode() { return this.generateCode; } public void setGenerateCode(boolean generateCode) { this.generateCode = generateCode; } public boolean getUseGeneratedCode() { return this.useGeneratedCode; } public void setUseGeneratedCode(boolean useGeneratedCode) { this.useGeneratedCode = useGeneratedCode; } public File getGeneratedCodeLocation() { return this.generatedCodeLocation; } public void setGeneratedCodeLocation(File generatedCodeLocation) { this.generatedCodeLocation = generatedCodeLocation; } public String getGeneratedCodePackage() { return this.generatedCodePackage; } public void setGeneratedCodePackage(String generatedCodePackage) { this.generatedCodePackage = generatedCodePackage; } /** * @return true if an exception should be thrown if an error * occurs during server init */ public boolean getThrowOnInitFailure() { return throwOnInitFailure; } /** * Set the behavior regarding errors that could occur during server init. * @param throwOnInitFailure the new flag value */ public void setThrowOnInitFailure(boolean throwOnInitFailure) { this.throwOnInitFailure = throwOnInitFailure; } /** * Set the shared extensions class loader. * * @param parentClassLoader The shared extensions class loader. */ public void setParentClassLoader(ClassLoader parentClassLoader) { this.parentClassLoader = parentClassLoader; } public ClassLoader getParentClassLoader() { if (parentClassLoader != null) { return parentClassLoader; } return ClassLoader.getSystemClassLoader(); } public void setServer(Server server) { this.server = server; } public Server getServer() { return server; } /** * @return true if naming is enabled. */ public boolean isUseNaming() { return this.useNaming; } /** * Enables or disables naming support. * * @param useNaming The new use naming value */ public void setUseNaming(boolean useNaming) { this.useNaming = useNaming; } public void setAwait(boolean b) { await = b; } public boolean isAwait() { return await; } // ------------------------------------------------------ Protected Methods /** * Process the specified command line arguments. * * @param args Command line arguments to process * @return true if we should continue processing */ protected boolean arguments(String args[]) { boolean isConfig = false; boolean isGenerateCode = false; if (args.length < 1) { usage(); return false; } for (String arg : args) { if (isConfig) { configFile = arg; isConfig = false; } else if (arg.equals("-config")) { isConfig = true; } else if (arg.equals("-generateCode")) { setGenerateCode(true); isGenerateCode = true; } else if (arg.equals("-useGeneratedCode")) { setUseGeneratedCode(true); isGenerateCode = false; } else if (arg.equals("-nonaming")) { setUseNaming(false); isGenerateCode = false; } else if (arg.equals("-help")) { usage(); return false; } else if (arg.equals("start")) { isGenerateCode = false; // NOOP } else if (arg.equals("configtest")) { isGenerateCode = false; // NOOP } else if (arg.equals("stop")) { isGenerateCode = false; // NOOP } else if (isGenerateCode) { generatedCodeLocationParameter = arg; isGenerateCode = false; } else { usage(); return false; } } return true; } /** * Return a File object representing our configuration file. * @return the main configuration file */ protected File configFile() { File file = new File(configFile); if (!file.isAbsolute()) { file = new File(Bootstrap.getCatalinaBase(), configFile); } return file; } /** * Create and configure the Digester we will be using for startup. * @return the main digester to parse server.xml */ protected Digester createStartDigester() { // Initialize the digester Digester digester = new Digester(); digester.setValidating(false); digester.setRulesValidation(true); Map, List> fakeAttributes = new HashMap<>(); // Ignore className on all elements List objectAttrs = new ArrayList<>(); objectAttrs.add("className"); fakeAttributes.put(Object.class, objectAttrs); // Ignore attribute added by Eclipse for its internal tracking List contextAttrs = new ArrayList<>(); contextAttrs.add("source"); fakeAttributes.put(StandardContext.class, contextAttrs); // Ignore Connector attribute used internally but set on Server List connectorAttrs = new ArrayList<>(); connectorAttrs.add("portOffset"); fakeAttributes.put(Connector.class, connectorAttrs); digester.setFakeAttributes(fakeAttributes); digester.setUseContextClassLoader(true); // Configure the actions we will be using digester.addObjectCreate("Server", "org.apache.catalina.core.StandardServer", "className"); digester.addSetProperties("Server"); digester.addSetNext("Server", "setServer", "org.apache.catalina.Server"); digester.addObjectCreate("Server/GlobalNamingResources", "org.apache.catalina.deploy.NamingResourcesImpl"); digester.addSetProperties("Server/GlobalNamingResources"); digester.addSetNext("Server/GlobalNamingResources", "setGlobalNamingResources", "org.apache.catalina.deploy.NamingResourcesImpl"); digester.addRule("Server/Listener", new ListenerCreateRule(null, "className")); digester.addSetProperties("Server/Listener"); digester.addSetNext("Server/Listener", "addLifecycleListener", "org.apache.catalina.LifecycleListener"); digester.addObjectCreate("Server/Service", "org.apache.catalina.core.StandardService", "className"); digester.addSetProperties("Server/Service"); digester.addSetNext("Server/Service", "addService", "org.apache.catalina.Service"); digester.addObjectCreate("Server/Service/Listener", null, // MUST be specified in the element "className"); digester.addSetProperties("Server/Service/Listener"); digester.addSetNext("Server/Service/Listener", "addLifecycleListener", "org.apache.catalina.LifecycleListener"); //Executor digester.addObjectCreate("Server/Service/Executor", "org.apache.catalina.core.StandardThreadExecutor", "className"); digester.addSetProperties("Server/Service/Executor"); digester.addSetNext("Server/Service/Executor", "addExecutor", "org.apache.catalina.Executor"); digester.addRule("Server/Service/Connector", new ConnectorCreateRule()); digester.addSetProperties("Server/Service/Connector", new String[]{"executor", "sslImplementationName", "protocol"}); digester.addSetNext("Server/Service/Connector", "addConnector", "org.apache.catalina.connector.Connector"); digester.addRule("Server/Service/Connector", new AddPortOffsetRule()); digester.addObjectCreate("Server/Service/Connector/SSLHostConfig", "org.apache.tomcat.util.net.SSLHostConfig"); digester.addSetProperties("Server/Service/Connector/SSLHostConfig"); digester.addSetNext("Server/Service/Connector/SSLHostConfig", "addSslHostConfig", "org.apache.tomcat.util.net.SSLHostConfig"); digester.addRule("Server/Service/Connector/SSLHostConfig/Certificate", new CertificateCreateRule()); digester.addSetProperties("Server/Service/Connector/SSLHostConfig/Certificate", new String[]{"type"}); digester.addSetNext("Server/Service/Connector/SSLHostConfig/Certificate", "addCertificate", "org.apache.tomcat.util.net.SSLHostConfigCertificate"); digester.addObjectCreate("Server/Service/Connector/SSLHostConfig/OpenSSLConf", "org.apache.tomcat.util.net.openssl.OpenSSLConf"); digester.addSetProperties("Server/Service/Connector/SSLHostConfig/OpenSSLConf"); digester.addSetNext("Server/Service/Connector/SSLHostConfig/OpenSSLConf", "setOpenSslConf", "org.apache.tomcat.util.net.openssl.OpenSSLConf"); digester.addObjectCreate("Server/Service/Connector/SSLHostConfig/OpenSSLConf/OpenSSLConfCmd", "org.apache.tomcat.util.net.openssl.OpenSSLConfCmd"); digester.addSetProperties("Server/Service/Connector/SSLHostConfig/OpenSSLConf/OpenSSLConfCmd"); digester.addSetNext("Server/Service/Connector/SSLHostConfig/OpenSSLConf/OpenSSLConfCmd", "addCmd", "org.apache.tomcat.util.net.openssl.OpenSSLConfCmd"); digester.addObjectCreate("Server/Service/Connector/Listener", null, // MUST be specified in the element "className"); digester.addSetProperties("Server/Service/Connector/Listener"); digester.addSetNext("Server/Service/Connector/Listener", "addLifecycleListener", "org.apache.catalina.LifecycleListener"); digester.addObjectCreate("Server/Service/Connector/UpgradeProtocol", null, // MUST be specified in the element "className"); digester.addSetProperties("Server/Service/Connector/UpgradeProtocol"); digester.addSetNext("Server/Service/Connector/UpgradeProtocol", "addUpgradeProtocol", "org.apache.coyote.UpgradeProtocol"); // Add RuleSets for nested elements digester.addRuleSet(new NamingRuleSet("Server/GlobalNamingResources/")); digester.addRuleSet(new EngineRuleSet("Server/Service/")); digester.addRuleSet(new HostRuleSet("Server/Service/Engine/")); digester.addRuleSet(new ContextRuleSet("Server/Service/Engine/Host/")); addClusterRuleSet(digester, "Server/Service/Engine/Host/Cluster/"); digester.addRuleSet(new NamingRuleSet("Server/Service/Engine/Host/Context/")); // When the 'engine' is found, set the parentClassLoader. digester.addRule("Server/Service/Engine", new SetParentClassLoaderRule(parentClassLoader)); addClusterRuleSet(digester, "Server/Service/Engine/Cluster/"); return digester; } /** * Cluster support is optional. The JARs may have been removed. */ private void addClusterRuleSet(Digester digester, String prefix) { Class clazz = null; Constructor constructor = null; try { clazz = Class.forName("org.apache.catalina.ha.ClusterRuleSet"); constructor = clazz.getConstructor(String.class); RuleSet ruleSet = (RuleSet) constructor.newInstance(prefix); digester.addRuleSet(ruleSet); } catch (Exception e) { if (log.isDebugEnabled()) { log.debug(sm.getString("catalina.noCluster", e.getClass().getName() + ": " + e.getMessage()), e); } else if (log.isInfoEnabled()) { log.info(sm.getString("catalina.noCluster", e.getClass().getName() + ": " + e.getMessage())); } } } /** * Create and configure the Digester we will be using for shutdown. * @return the digester to process the stop operation */ protected Digester createStopDigester() { // Initialize the digester Digester digester = new Digester(); digester.setUseContextClassLoader(true); // Configure the rules we need for shutting down digester.addObjectCreate("Server", "org.apache.catalina.core.StandardServer", "className"); digester.addSetProperties("Server"); digester.addSetNext("Server", "setServer", "org.apache.catalina.Server"); return digester; } protected void parseServerXml(boolean start) { // Set configuration source ConfigFileLoader.setSource(new CatalinaBaseConfigurationSource(Bootstrap.getCatalinaBaseFile(), getConfigFile())); File file = configFile(); if (useGeneratedCode && !Digester.isGeneratedCodeLoaderSet()) { // Load loader String loaderClassName = generatedCodePackage + ".DigesterGeneratedCodeLoader"; try { Digester.GeneratedCodeLoader loader = (Digester.GeneratedCodeLoader) Catalina.class.getClassLoader().loadClass(loaderClassName).getDeclaredConstructor().newInstance(); Digester.setGeneratedCodeLoader(loader); } catch (Exception e) { if (log.isDebugEnabled()) { log.info(sm.getString("catalina.noLoader", loaderClassName), e); } else { log.info(sm.getString("catalina.noLoader", loaderClassName)); } // No loader so don't use generated code useGeneratedCode = false; } } // Init source location File serverXmlLocation = null; String xmlClassName = null; if (generateCode || useGeneratedCode) { xmlClassName = start ? generatedCodePackage + ".ServerXml" : generatedCodePackage + ".ServerXmlStop"; } if (generateCode) { if (generatedCodeLocationParameter != null) { generatedCodeLocation = new File(generatedCodeLocationParameter); if (!generatedCodeLocation.isAbsolute()) { generatedCodeLocation = new File(Bootstrap.getCatalinaHomeFile(), generatedCodeLocationParameter); } } else { generatedCodeLocation = new File(Bootstrap.getCatalinaHomeFile(), "work"); } serverXmlLocation = new File(generatedCodeLocation, generatedCodePackage); if (!serverXmlLocation.isDirectory() && !serverXmlLocation.mkdirs()) { log.warn(sm.getString("catalina.generatedCodeLocationError", generatedCodeLocation.getAbsolutePath())); // Disable code generation generateCode = false; } } ServerXml serverXml = null; if (useGeneratedCode) { serverXml = (ServerXml) Digester.loadGeneratedClass(xmlClassName); } if (serverXml != null) { serverXml.load(this); } else { try (ConfigurationSource.Resource resource = ConfigFileLoader.getSource().getServerXml()) { // Create and execute our Digester Digester digester = start ? createStartDigester() : createStopDigester(); InputStream inputStream = resource.getInputStream(); InputSource inputSource = new InputSource(resource.getURI().toURL().toString()); inputSource.setByteStream(inputStream); digester.push(this); if (generateCode) { digester.startGeneratingCode(); generateClassHeader(digester, start); } digester.parse(inputSource); if (generateCode) { generateClassFooter(digester); try (FileWriter writer = new FileWriter(new File(serverXmlLocation, start ? "ServerXml.java" : "ServerXmlStop.java"))) { writer.write(digester.getGeneratedCode().toString()); } digester.endGeneratingCode(); Digester.addGeneratedClass(xmlClassName); } } catch (Exception e) { log.warn(sm.getString("catalina.configFail", file.getAbsolutePath()), e); if (file.exists() && !file.canRead()) { log.warn(sm.getString("catalina.incorrectPermissions")); } } } } public void stopServer() { stopServer(null); } public void stopServer(String[] arguments) { if (arguments != null) { arguments(arguments); } Server s = getServer(); if (s == null) { parseServerXml(false); if (getServer() == null) { log.error(sm.getString("catalina.stopError")); System.exit(1); } } else { // Server object already present. Must be running as a service try { s.stop(); s.destroy(); } catch (LifecycleException e) { log.error(sm.getString("catalina.stopError"), e); } return; } // Stop the existing server s = getServer(); if (s.getPortWithOffset() > 0) { try (Socket socket = new Socket(s.getAddress(), s.getPortWithOffset()); OutputStream stream = socket.getOutputStream()) { String shutdown = s.getShutdown(); for (int i = 0; i < shutdown.length(); i++) { stream.write(shutdown.charAt(i)); } stream.flush(); } catch (ConnectException ce) { log.error(sm.getString("catalina.stopServer.connectException", s.getAddress(), String.valueOf(s.getPortWithOffset()), String.valueOf(s.getPort()), String.valueOf(s.getPortOffset()))); log.error(sm.getString("catalina.stopError"), ce); System.exit(1); } catch (IOException e) { log.error(sm.getString("catalina.stopError"), e); System.exit(1); } } else { log.error(sm.getString("catalina.stopServer")); System.exit(1); } } /** * Start a new server instance. */ public void load() { if (loaded) { return; } loaded = true; long t1 = System.nanoTime(); // Before digester - it may be needed initNaming(); // Parse main server.xml parseServerXml(true); Server s = getServer(); if (s == null) { return; } getServer().setCatalina(this); getServer().setCatalinaHome(Bootstrap.getCatalinaHomeFile()); getServer().setCatalinaBase(Bootstrap.getCatalinaBaseFile()); // Stream redirection initStreams(); // Start the new server try { getServer().init(); } catch (LifecycleException e) { if (throwOnInitFailure) { throw new java.lang.Error(e); } else { log.error(sm.getString("catalina.initError"), e); } } if(log.isInfoEnabled()) { log.info(sm.getString("catalina.init", Long.toString(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - t1)))); } } /* * Load using arguments */ public void load(String args[]) { try { if (arguments(args)) { load(); } } catch (Exception e) { e.printStackTrace(System.out); } } /** * Start a new server instance. */ public void start() { if (getServer() == null) { load(); } if (getServer() == null) { log.fatal(sm.getString("catalina.noServer")); return; } long t1 = System.nanoTime(); // Start the new server try { getServer().start(); } catch (LifecycleException e) { log.fatal(sm.getString("catalina.serverStartFail"), e); try { getServer().destroy(); } catch (LifecycleException e1) { log.debug("destroy() failed for failed Server ", e1); } return; } if (log.isInfoEnabled()) { log.info(sm.getString("catalina.startup", Long.toString(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - t1)))); } if (generateCode) { // Generate loader which will load all generated classes generateLoader(); } // Register shutdown hook if (useShutdownHook) { if (shutdownHook == null) { shutdownHook = new CatalinaShutdownHook(); } Runtime.getRuntime().addShutdownHook(shutdownHook); // If JULI is being used, disable JULI's shutdown hook since // shutdown hooks run in parallel and log messages may be lost // if JULI's hook completes before the CatalinaShutdownHook() LogManager logManager = LogManager.getLogManager(); if (logManager instanceof ClassLoaderLogManager) { ((ClassLoaderLogManager) logManager).setUseShutdownHook( false); } } if (await) { await(); stop(); } } /** * Stop an existing server instance. */ public void stop() { try { // Remove the ShutdownHook first so that server.stop() // doesn't get invoked twice if (useShutdownHook) { Runtime.getRuntime().removeShutdownHook(shutdownHook); // If JULI is being used, re-enable JULI's shutdown to ensure // log messages are not lost LogManager logManager = LogManager.getLogManager(); if (logManager instanceof ClassLoaderLogManager) { ((ClassLoaderLogManager) logManager).setUseShutdownHook( true); } } } catch (Throwable t) { ExceptionUtils.handleThrowable(t); // This will fail on JDK 1.2. Ignoring, as Tomcat can run // fine without the shutdown hook. } // Shut down the server try { Server s = getServer(); LifecycleState state = s.getState(); if (LifecycleState.STOPPING_PREP.compareTo(state) <= 0 && LifecycleState.DESTROYED.compareTo(state) >= 0) { // Nothing to do. stop() was already called } else { s.stop(); s.destroy(); } } catch (LifecycleException e) { log.error(sm.getString("catalina.stopError"), e); } } /** * Await and shutdown. */ public void await() { getServer().await(); } /** * Print usage information for this application. */ protected void usage() { System.out.println(sm.getString("catalina.usage")); } protected void initStreams() { // Replace System.out and System.err with a custom PrintStream System.setOut(new SystemLogHandler(System.out)); System.setErr(new SystemLogHandler(System.err)); } protected void initNaming() { // Setting additional variables if (!useNaming) { log.info(sm.getString("catalina.noNaming")); System.setProperty("catalina.useNaming", "false"); } else { System.setProperty("catalina.useNaming", "true"); String value = "org.apache.naming"; String oldValue = System.getProperty(javax.naming.Context.URL_PKG_PREFIXES); if (oldValue != null) { value = value + ":" + oldValue; } System.setProperty(javax.naming.Context.URL_PKG_PREFIXES, value); if( log.isDebugEnabled() ) { log.debug("Setting naming prefix=" + value); } value = System.getProperty (javax.naming.Context.INITIAL_CONTEXT_FACTORY); if (value == null) { System.setProperty (javax.naming.Context.INITIAL_CONTEXT_FACTORY, "org.apache.naming.java.javaURLContextFactory"); } else { log.debug("INITIAL_CONTEXT_FACTORY already set " + value ); } } } /** * Set the security package access/protection. */ protected void setSecurityProtection(){ SecurityConfig securityConfig = SecurityConfig.newInstance(); securityConfig.setPackageDefinition(); securityConfig.setPackageAccess(); } protected void generateLoader() { String loaderClassName = "DigesterGeneratedCodeLoader"; StringBuilder code = new StringBuilder(); code.append("package ").append(generatedCodePackage).append(";").append(System.lineSeparator()); code.append("public class ").append(loaderClassName); code.append(" implements org.apache.tomcat.util.digester.Digester.GeneratedCodeLoader {").append(System.lineSeparator()); code.append("public Object loadGeneratedCode(String className) {").append(System.lineSeparator()); code.append("switch (className) {").append(System.lineSeparator()); for (String generatedClassName : Digester.getGeneratedClasses()) { code.append("case \"").append(generatedClassName).append("\" : return new ").append(generatedClassName); code.append("();").append(System.lineSeparator()); } code.append("default: return null; }").append(System.lineSeparator()); code.append("}}").append(System.lineSeparator()); File loaderLocation = new File(generatedCodeLocation, generatedCodePackage); try (FileWriter writer = new FileWriter(new File(loaderLocation, loaderClassName + ".java"))) { writer.write(code.toString()); } catch (IOException e) { // Should not happen log.debug("Error writing code loader", e); } } protected void generateClassHeader(Digester digester, boolean start) { StringBuilder code = digester.getGeneratedCode(); code.append("package ").append(generatedCodePackage).append(";").append(System.lineSeparator()); code.append("public class ServerXml"); if (!start) { code.append("Stop"); } code.append(" implements "); code.append(ServerXml.class.getName().replace('$', '.')).append(" {").append(System.lineSeparator()); code.append("public void load(").append(Catalina.class.getName()); code.append(' ').append(digester.toVariableName(this)).append(") {").append(System.lineSeparator()); } protected void generateClassFooter(Digester digester) { StringBuilder code = digester.getGeneratedCode(); code.append('}').append(System.lineSeparator()); code.append('}').append(System.lineSeparator()); } public interface ServerXml { public void load(Catalina catalina); } // --------------------------------------- CatalinaShutdownHook Inner Class // XXX Should be moved to embedded ! /** * Shutdown hook which will perform a clean shutdown of Catalina if needed. */ protected class CatalinaShutdownHook extends Thread { @Override public void run() { try { if (getServer() != null) { Catalina.this.stop(); } } catch (Throwable ex) { ExceptionUtils.handleThrowable(ex); log.error(sm.getString("catalina.shutdownHookFail"), ex); } finally { // If JULI is used, shut JULI down *after* the server shuts down // so log messages aren't lost LogManager logManager = LogManager.getLogManager(); if (logManager instanceof ClassLoaderLogManager) { ((ClassLoaderLogManager) logManager).shutdown(); } } } } private static final Log log = LogFactory.getLog(Catalina.class); /** * Rule that sets the parent class loader for the top object on the stack, * which must be a Container. */ final class SetParentClassLoaderRule extends Rule { public SetParentClassLoaderRule(ClassLoader parentClassLoader) { this.parentClassLoader = parentClassLoader; } ClassLoader parentClassLoader = null; @Override public void begin(String namespace, String name, Attributes attributes) throws Exception { if (digester.getLogger().isDebugEnabled()) { digester.getLogger().debug("Setting parent class loader"); } Container top = (Container) digester.peek(); top.setParentClassLoader(parentClassLoader); StringBuilder code = digester.getGeneratedCode(); if (code != null) { code.append(digester.toVariableName(top)).append(".setParentClassLoader("); code.append(digester.toVariableName(Catalina.this)).append(".getParentClassLoader());"); code.append(System.lineSeparator()); } } } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy