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/*
* 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.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.net.JarURLConnection;
import java.net.MalformedURLException;
import java.net.URISyntaxException;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import java.util.StringTokenizer;
import java.util.concurrent.ConcurrentHashMap;
import javax.naming.Binding;
import javax.naming.NameNotFoundException;
import javax.naming.NamingEnumeration;
import javax.naming.NamingException;
import javax.servlet.ServletContainerInitializer;
import javax.servlet.ServletContext;
import javax.servlet.annotation.HandlesTypes;
import org.apache.catalina.Authenticator;
import org.apache.catalina.Container;
import org.apache.catalina.Context;
import org.apache.catalina.Engine;
import org.apache.catalina.Globals;
import org.apache.catalina.Host;
import org.apache.catalina.Lifecycle;
import org.apache.catalina.LifecycleEvent;
import org.apache.catalina.LifecycleListener;
import org.apache.catalina.Pipeline;
import org.apache.catalina.Server;
import org.apache.catalina.Service;
import org.apache.catalina.Valve;
import org.apache.catalina.Wrapper;
import org.apache.catalina.core.ContainerBase;
import org.apache.catalina.core.StandardContext;
import org.apache.catalina.core.StandardEngine;
import org.apache.catalina.core.StandardHost;
import org.apache.catalina.deploy.ErrorPage;
import org.apache.catalina.deploy.FilterDef;
import org.apache.catalina.deploy.FilterMap;
import org.apache.catalina.deploy.LoginConfig;
import org.apache.catalina.deploy.SecurityConstraint;
import org.apache.catalina.deploy.ServletDef;
import org.apache.catalina.deploy.WebXml;
import org.apache.catalina.util.ContextName;
import org.apache.catalina.util.Introspection;
import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
import org.apache.naming.resources.DirContextURLConnection;
import org.apache.naming.resources.FileDirContext;
import org.apache.naming.resources.ResourceAttributes;
import org.apache.tomcat.JarScanner;
import org.apache.tomcat.JarScannerCallback;
import org.apache.tomcat.util.ExceptionUtils;
import org.apache.tomcat.util.bcel.classfile.AnnotationElementValue;
import org.apache.tomcat.util.bcel.classfile.AnnotationEntry;
import org.apache.tomcat.util.bcel.classfile.ArrayElementValue;
import org.apache.tomcat.util.bcel.classfile.ClassFormatException;
import org.apache.tomcat.util.bcel.classfile.ClassParser;
import org.apache.tomcat.util.bcel.classfile.ElementValue;
import org.apache.tomcat.util.bcel.classfile.ElementValuePair;
import org.apache.tomcat.util.bcel.classfile.JavaClass;
import org.apache.tomcat.util.descriptor.DigesterFactory;
import org.apache.tomcat.util.descriptor.XmlErrorHandler;
import org.apache.tomcat.util.digester.Digester;
import org.apache.tomcat.util.digester.RuleSet;
import org.apache.tomcat.util.res.StringManager;
import org.apache.tomcat.util.scan.Jar;
import org.apache.tomcat.util.scan.JarFactory;
import org.xml.sax.InputSource;
import org.xml.sax.SAXParseException;
/**
* Startup event listener for a Context that configures the properties
* of that Context, and the associated defined servlets.
*
* @author Craig R. McClanahan
* @author Jean-Francois Arcand
*/
public class ContextConfig implements LifecycleListener {
private static final Log log = LogFactory.getLog( ContextConfig.class );
/**
* The string resources for this package.
*/
protected static final StringManager sm =
StringManager.getManager(Constants.Package);
protected static final LoginConfig DUMMY_LOGIN_CONFIG =
new LoginConfig("NONE", null, null, null);
/**
* The set of Authenticators that we know how to configure. The key is
* the name of the implemented authentication method, and the value is
* the fully qualified Java class name of the corresponding Valve.
*/
protected static final Properties authenticators;
/**
* The list of JARs that will be skipped when scanning a web application
* for JARs. This means the JAR will not be scanned for web fragments, SCIs,
* annotations or classes that match @HandlesTypes.
*/
private static final Set pluggabilityJarsToSkip =
new HashSet();
static {
// Load our mapping properties for the standard authenticators
InputStream is =
ContextConfig.class.getClassLoader().getResourceAsStream(
"org/apache/catalina/startup/Authenticators.properties");
Properties props = null;
props = new Properties();
if (is != null) {
try {
props.load(is);
} catch (IOException e) {
props = null;
}
}
authenticators = props;
// Load the list of JARS to skip
addJarsToSkip(Constants.DEFAULT_JARS_TO_SKIP);
addJarsToSkip(Constants.PLUGGABILITY_JARS_TO_SKIP);
}
private static void addJarsToSkip(String systemPropertyName) {
String jarList = System.getProperty(systemPropertyName);
if (jarList != null) {
StringTokenizer tokenizer = new StringTokenizer(jarList, ",");
while (tokenizer.hasMoreElements()) {
String token = tokenizer.nextToken().trim();
if (token.length() > 0) {
pluggabilityJarsToSkip.add(token);
}
}
}
}
/**
* Deployment count.
*/
protected static long deploymentCount = 0L;
/**
* Cache of default web.xml fragments per Host
*/
protected static final Map hostWebXmlCache =
new ConcurrentHashMap();
// ----------------------------------------------------- Instance Variables
/**
* Custom mappings of login methods to authenticators
*/
protected Map customAuthenticators;
/**
* The Context we are associated with.
*/
protected Context context = null;
/**
* The default web application's context file location.
* @deprecated Unnecessary
*/
@Deprecated
protected String defaultContextXml = null;
/**
* The default web application's deployment descriptor location.
*/
protected String defaultWebXml = null;
/**
* Track any fatal errors during startup configuration processing.
*/
protected boolean ok = false;
/**
* Original docBase.
*/
protected String originalDocBase = null;
/**
* Anti-locking docBase. It is a path to a copy of the web application
* in the java.io.tmpdir directory. This path is always an absolute one.
*/
private File antiLockingDocBase = null;
/**
* Map of ServletContainerInitializer to classes they expressed interest in.
*/
protected final Map>> initializerClassMap =
new LinkedHashMap>>();
/**
* Map of Types to ServletContainerInitializer that are interested in those
* types.
*/
protected final Map, Set> typeInitializerMap =
new HashMap, Set>();
/**
* Cache of JavaClass objects (byte code) by fully qualified class name.
* Only populated if it is necessary to scan the super types and interfaces
* as part of the processing for {@link HandlesTypes}.
*/
protected final Map javaClassCache =
new HashMap();
/**
* Flag that indicates if at least one {@link HandlesTypes} entry is present
* that represents an annotation.
*/
protected boolean handlesTypesAnnotations = false;
/**
* Flag that indicates if at least one {@link HandlesTypes} entry is present
* that represents a non-annotation.
*/
protected boolean handlesTypesNonAnnotations = false;
/**
* The Digester we will use to process web application
* deployment descriptor files.
*/
protected Digester webDigester = null;
protected WebRuleSet webRuleSet = null;
/**
* The Digester we will use to process web fragment
* deployment descriptor files.
*/
protected Digester webFragmentDigester = null;
protected WebRuleSet webFragmentRuleSet = null;
// ------------------------------------------------------------- Properties
/**
* Return the location of the default deployment descriptor
*/
public String getDefaultWebXml() {
if( defaultWebXml == null ) {
defaultWebXml=Constants.DefaultWebXml;
}
return (this.defaultWebXml);
}
/**
* Set the location of the default deployment descriptor
*
* @param path Absolute/relative path to the default web.xml
*/
public void setDefaultWebXml(String path) {
this.defaultWebXml = path;
}
/**
* Return the location of the default context file
* @deprecated Never changed from default
*/
@Deprecated
public String getDefaultContextXml() {
if( defaultContextXml == null ) {
defaultContextXml=Constants.DefaultContextXml;
}
return (this.defaultContextXml);
}
/**
* Set the location of the default context file
*
* @param path Absolute/relative path to the default context.xml
* @deprecated Unused
*/
@Deprecated
public void setDefaultContextXml(String path) {
this.defaultContextXml = path;
}
/**
* Sets custom mappings of login methods to authenticators.
*
* @param customAuthenticators Custom mappings of login methods to
* authenticators
*/
public void setCustomAuthenticators(
Map customAuthenticators) {
this.customAuthenticators = customAuthenticators;
}
// --------------------------------------------------------- Public Methods
/**
* Process events for an associated Context.
*
* @param event The lifecycle event that has occurred
*/
@Override
public void lifecycleEvent(LifecycleEvent event) {
// Identify the context we are associated with
try {
context = (Context) event.getLifecycle();
} catch (ClassCastException e) {
log.error(sm.getString("contextConfig.cce", event.getLifecycle()), e);
return;
}
// Process the event that has occurred
if (event.getType().equals(Lifecycle.CONFIGURE_START_EVENT)) {
configureStart();
} else if (event.getType().equals(Lifecycle.BEFORE_START_EVENT)) {
beforeStart();
} else if (event.getType().equals(Lifecycle.AFTER_START_EVENT)) {
// Restore docBase for management tools
if (originalDocBase != null) {
context.setDocBase(originalDocBase);
}
} else if (event.getType().equals(Lifecycle.CONFIGURE_STOP_EVENT)) {
configureStop();
} else if (event.getType().equals(Lifecycle.AFTER_INIT_EVENT)) {
init();
} else if (event.getType().equals(Lifecycle.AFTER_DESTROY_EVENT)) {
destroy();
}
}
// -------------------------------------------------------- protected Methods
/**
* Process the application classes annotations, if it exists.
*/
protected void applicationAnnotationsConfig() {
long t1=System.currentTimeMillis();
WebAnnotationSet.loadApplicationAnnotations(context);
long t2=System.currentTimeMillis();
if (context instanceof StandardContext) {
((StandardContext) context).setStartupTime(t2-t1+
((StandardContext) context).getStartupTime());
}
}
/**
* Set up an Authenticator automatically if required, and one has not
* already been configured.
*/
protected void authenticatorConfig() {
LoginConfig loginConfig = context.getLoginConfig();
SecurityConstraint constraints[] = context.findConstraints();
if (context.getIgnoreAnnotations() &&
(constraints == null || constraints.length ==0) &&
!context.getPreemptiveAuthentication()) {
return;
} else {
if (loginConfig == null) {
// Not metadata-complete or security constraints present, need
// an authenticator to support @ServletSecurity annotations
// and/or constraints
loginConfig = DUMMY_LOGIN_CONFIG;
context.setLoginConfig(loginConfig);
}
}
// Has an authenticator been configured already?
if (context.getAuthenticator() != null)
return;
if (!(context instanceof ContainerBase)) {
return; // Cannot install a Valve even if it would be needed
}
// Has a Realm been configured for us to authenticate against?
if (context.getRealm() == null) {
log.error(sm.getString("contextConfig.missingRealm"));
ok = false;
return;
}
/*
* First check to see if there is a custom mapping for the login
* method. If so, use it. Otherwise, check if there is a mapping in
* org/apache/catalina/startup/Authenticators.properties.
*/
Valve authenticator = null;
if (customAuthenticators != null) {
authenticator = (Valve)
customAuthenticators.get(loginConfig.getAuthMethod());
}
if (authenticator == null) {
if (authenticators == null) {
log.error(sm.getString("contextConfig.authenticatorResources"));
ok = false;
return;
}
// Identify the class name of the Valve we should configure
String authenticatorName = null;
authenticatorName =
authenticators.getProperty(loginConfig.getAuthMethod());
if (authenticatorName == null) {
log.error(sm.getString("contextConfig.authenticatorMissing",
loginConfig.getAuthMethod()));
ok = false;
return;
}
// Instantiate and install an Authenticator of the requested class
try {
Class authenticatorClass = Class.forName(authenticatorName);
authenticator = (Valve) authenticatorClass.newInstance();
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
log.error(sm.getString(
"contextConfig.authenticatorInstantiate",
authenticatorName),
t);
ok = false;
}
}
if (authenticator != null && context instanceof ContainerBase) {
Pipeline pipeline = ((ContainerBase) context).getPipeline();
if (pipeline != null) {
((ContainerBase) context).getPipeline().addValve(authenticator);
if (log.isDebugEnabled()) {
log.debug(sm.getString(
"contextConfig.authenticatorConfigured",
loginConfig.getAuthMethod()));
}
}
}
}
/**
* Create and return a Digester configured to process the
* web application deployment descriptor (web.xml).
*/
public void createWebXmlDigester(boolean namespaceAware,
boolean validation) {
boolean blockExternal = context.getXmlBlockExternal();
webRuleSet = new WebRuleSet(false);
webDigester = DigesterFactory.newDigester(validation,
namespaceAware, webRuleSet, blockExternal);
webDigester.getParser();
webFragmentRuleSet = new WebRuleSet(true);
webFragmentDigester = DigesterFactory.newDigester(validation,
namespaceAware, webFragmentRuleSet, blockExternal);
webFragmentDigester.getParser();
}
/**
* Create (if necessary) and return a Digester configured to process the
* context configuration descriptor for an application.
*/
protected Digester createContextDigester() {
Digester digester = new Digester();
digester.setValidating(false);
digester.setRulesValidation(true);
HashMap, List> fakeAttributes =
new HashMap, List>();
ArrayList attrs = new ArrayList();
attrs.add("className");
fakeAttributes.put(Object.class, attrs);
digester.setFakeAttributes(fakeAttributes);
RuleSet contextRuleSet = new ContextRuleSet("", false);
digester.addRuleSet(contextRuleSet);
RuleSet namingRuleSet = new NamingRuleSet("Context/");
digester.addRuleSet(namingRuleSet);
return digester;
}
protected String getBaseDir() {
Container engineC=context.getParent().getParent();
if( engineC instanceof StandardEngine ) {
return ((StandardEngine)engineC).getBaseDir();
}
return System.getProperty(Globals.CATALINA_BASE_PROP);
}
/**
* Process the default configuration file, if it exists.
*/
protected void contextConfig(Digester digester) {
// Open the default context.xml file, if it exists
if( defaultContextXml==null && context instanceof StandardContext ) {
defaultContextXml = ((StandardContext)context).getDefaultContextXml();
}
// set the default if we don't have any overrides
if( defaultContextXml==null ) getDefaultContextXml();
if (!context.getOverride()) {
File defaultContextFile = new File(defaultContextXml);
if (!defaultContextFile.isAbsolute()) {
defaultContextFile =new File(getBaseDir(), defaultContextXml);
}
if (defaultContextFile.exists()) {
try {
URL defaultContextUrl = defaultContextFile.toURI().toURL();
processContextConfig(digester, defaultContextUrl);
} catch (MalformedURLException e) {
log.error(sm.getString(
"contextConfig.badUrl", defaultContextFile), e);
}
}
File hostContextFile = new File(getHostConfigBase(), Constants.HostContextXml);
if (hostContextFile.exists()) {
try {
URL hostContextUrl = hostContextFile.toURI().toURL();
processContextConfig(digester, hostContextUrl);
} catch (MalformedURLException e) {
log.error(sm.getString(
"contextConfig.badUrl", hostContextFile), e);
}
}
}
if (context.getConfigFile() != null)
processContextConfig(digester, context.getConfigFile());
}
/**
* Process a context.xml.
*/
protected void processContextConfig(Digester digester, URL contextXml) {
if (log.isDebugEnabled())
log.debug("Processing context [" + context.getName()
+ "] configuration file [" + contextXml + "]");
InputSource source = null;
InputStream stream = null;
try {
source = new InputSource(contextXml.toString());
URLConnection xmlConn = contextXml.openConnection();
xmlConn.setUseCaches(false);
stream = xmlConn.getInputStream();
} catch (Exception e) {
log.error(sm.getString("contextConfig.contextMissing",
contextXml) , e);
}
if (source == null)
return;
try {
source.setByteStream(stream);
digester.setClassLoader(this.getClass().getClassLoader());
digester.setUseContextClassLoader(false);
digester.push(context.getParent());
digester.push(context);
XmlErrorHandler errorHandler = new XmlErrorHandler();
digester.setErrorHandler(errorHandler);
digester.parse(source);
if (errorHandler.getWarnings().size() > 0 ||
errorHandler.getErrors().size() > 0) {
errorHandler.logFindings(log, contextXml.toString());
ok = false;
}
if (log.isDebugEnabled()) {
log.debug("Successfully processed context [" + context.getName()
+ "] configuration file [" + contextXml + "]");
}
} catch (SAXParseException e) {
log.error(sm.getString("contextConfig.contextParse",
context.getName()), e);
log.error(sm.getString("contextConfig.defaultPosition",
"" + e.getLineNumber(),
"" + e.getColumnNumber()));
ok = false;
} catch (Exception e) {
log.error(sm.getString("contextConfig.contextParse",
context.getName()), e);
ok = false;
} finally {
try {
if (stream != null) {
stream.close();
}
} catch (IOException e) {
log.error(sm.getString("contextConfig.contextClose"), e);
}
}
}
/**
* Adjust docBase.
*/
protected void fixDocBase()
throws IOException {
Host host = (Host) context.getParent();
String appBase = host.getAppBase();
File canonicalAppBase = new File(appBase);
if (canonicalAppBase.isAbsolute()) {
canonicalAppBase = canonicalAppBase.getCanonicalFile();
} else {
canonicalAppBase =
new File(getBaseDir(), appBase)
.getCanonicalFile();
}
String docBase = context.getDocBase();
if (docBase == null) {
// Trying to guess the docBase according to the path
String path = context.getPath();
if (path == null) {
return;
}
ContextName cn = new ContextName(path, context.getWebappVersion());
docBase = cn.getBaseName();
}
File file = new File(docBase);
if (!file.isAbsolute()) {
docBase = (new File(canonicalAppBase, docBase)).getPath();
} else {
docBase = file.getCanonicalPath();
}
file = new File(docBase);
String origDocBase = docBase;
ContextName cn = new ContextName(context.getPath(),
context.getWebappVersion());
String pathName = cn.getBaseName();
boolean unpackWARs = true;
if (host instanceof StandardHost) {
unpackWARs = ((StandardHost) host).isUnpackWARs();
if (unpackWARs && context instanceof StandardContext) {
unpackWARs = ((StandardContext) context).getUnpackWAR();
}
}
if (docBase.toLowerCase(Locale.ENGLISH).endsWith(".war") && !file.isDirectory() && unpackWARs) {
URL war = new URL("jar:" + (new File(docBase)).toURI().toURL() + "!/");
docBase = ExpandWar.expand(host, war, pathName);
file = new File(docBase);
docBase = file.getCanonicalPath();
if (context instanceof StandardContext) {
((StandardContext) context).setOriginalDocBase(origDocBase);
}
} else if (docBase.toLowerCase(Locale.ENGLISH).endsWith(".war") &&
!file.isDirectory() && !unpackWARs) {
URL war =
new URL("jar:" + (new File (docBase)).toURI().toURL() + "!/");
ExpandWar.validate(host, war, pathName);
} else {
File docDir = new File(docBase);
if (!docDir.exists()) {
File warFile = new File(docBase + ".war");
if (warFile.exists()) {
URL war =
new URL("jar:" + warFile.toURI().toURL() + "!/");
if (unpackWARs) {
docBase = ExpandWar.expand(host, war, pathName);
file = new File(docBase);
docBase = file.getCanonicalPath();
} else {
docBase = warFile.getCanonicalPath();
ExpandWar.validate(host, war, pathName);
}
}
if (context instanceof StandardContext) {
((StandardContext) context).setOriginalDocBase(origDocBase);
}
}
}
if (docBase.startsWith(canonicalAppBase.getPath() + File.separatorChar)) {
docBase = docBase.substring(canonicalAppBase.getPath().length());
docBase = docBase.replace(File.separatorChar, '/');
if (docBase.startsWith("/")) {
docBase = docBase.substring(1);
}
} else {
docBase = docBase.replace(File.separatorChar, '/');
}
context.setDocBase(docBase);
}
protected void antiLocking() {
if ((context instanceof StandardContext)
&& ((StandardContext) context).getAntiResourceLocking()) {
Host host = (Host) context.getParent();
String appBase = host.getAppBase();
String docBase = context.getDocBase();
if (docBase == null)
return;
originalDocBase = docBase;
File docBaseFile = new File(docBase);
if (!docBaseFile.isAbsolute()) {
File file = new File(appBase);
if (!file.isAbsolute()) {
file = new File(getBaseDir(), appBase);
}
docBaseFile = new File(file, docBase);
}
String path = context.getPath();
if (path == null) {
return;
}
ContextName cn = new ContextName(path, context.getWebappVersion());
docBase = cn.getBaseName();
if (originalDocBase.toLowerCase(Locale.ENGLISH).endsWith(".war")) {
antiLockingDocBase = new File(
System.getProperty("java.io.tmpdir"),
deploymentCount++ + "-" + docBase + ".war");
} else {
antiLockingDocBase = new File(
System.getProperty("java.io.tmpdir"),
deploymentCount++ + "-" + docBase);
}
antiLockingDocBase = antiLockingDocBase.getAbsoluteFile();
if (log.isDebugEnabled())
log.debug("Anti locking context[" + context.getName()
+ "] setting docBase to " +
antiLockingDocBase.getPath());
// Cleanup just in case an old deployment is lying around
ExpandWar.delete(antiLockingDocBase);
if (ExpandWar.copy(docBaseFile, antiLockingDocBase)) {
context.setDocBase(antiLockingDocBase.getPath());
}
}
}
/**
* Process a "init" event for this Context.
*/
protected void init() {
// Called from StandardContext.init()
Digester contextDigester = createContextDigester();
contextDigester.getParser();
if (log.isDebugEnabled())
log.debug(sm.getString("contextConfig.init"));
context.setConfigured(false);
ok = true;
contextConfig(contextDigester);
createWebXmlDigester(context.getXmlNamespaceAware(),
context.getXmlValidation());
}
/**
* Process a "before start" event for this Context.
*/
protected synchronized void beforeStart() {
try {
fixDocBase();
} catch (IOException e) {
log.error(sm.getString(
"contextConfig.fixDocBase", context.getName()), e);
}
antiLocking();
}
/**
* Process a "contextConfig" event for this Context.
*/
protected synchronized void configureStart() {
// Called from StandardContext.start()
if (log.isDebugEnabled())
log.debug(sm.getString("contextConfig.start"));
if (log.isDebugEnabled()) {
log.debug(sm.getString("contextConfig.xmlSettings",
context.getName(),
Boolean.valueOf(context.getXmlValidation()),
Boolean.valueOf(context.getXmlNamespaceAware())));
}
webConfig();
if (!context.getIgnoreAnnotations()) {
applicationAnnotationsConfig();
}
if (ok) {
validateSecurityRoles();
}
// Configure an authenticator if we need one
if (ok)
authenticatorConfig();
// Dump the contents of this pipeline if requested
if ((log.isDebugEnabled()) && (context instanceof ContainerBase)) {
log.debug("Pipeline Configuration:");
Pipeline pipeline = ((ContainerBase) context).getPipeline();
Valve valves[] = null;
if (pipeline != null)
valves = pipeline.getValves();
if (valves != null) {
for (int i = 0; i < valves.length; i++) {
log.debug(" " + valves[i].getInfo());
}
}
log.debug("======================");
}
// Make our application available if no problems were encountered
if (ok)
context.setConfigured(true);
else {
log.error(sm.getString("contextConfig.unavailable"));
context.setConfigured(false);
}
}
/**
* Process a "stop" event for this Context.
*/
protected synchronized void configureStop() {
if (log.isDebugEnabled())
log.debug(sm.getString("contextConfig.stop"));
int i;
// Removing children
Container[] children = context.findChildren();
for (i = 0; i < children.length; i++) {
context.removeChild(children[i]);
}
// Removing application parameters
/*
ApplicationParameter[] applicationParameters =
context.findApplicationParameters();
for (i = 0; i < applicationParameters.length; i++) {
context.removeApplicationParameter
(applicationParameters[i].getName());
}
*/
// Removing security constraints
SecurityConstraint[] securityConstraints = context.findConstraints();
for (i = 0; i < securityConstraints.length; i++) {
context.removeConstraint(securityConstraints[i]);
}
// Removing Ejbs
/*
ContextEjb[] contextEjbs = context.findEjbs();
for (i = 0; i < contextEjbs.length; i++) {
context.removeEjb(contextEjbs[i].getName());
}
*/
// Removing environments
/*
ContextEnvironment[] contextEnvironments = context.findEnvironments();
for (i = 0; i < contextEnvironments.length; i++) {
context.removeEnvironment(contextEnvironments[i].getName());
}
*/
// Removing errors pages
ErrorPage[] errorPages = context.findErrorPages();
for (i = 0; i < errorPages.length; i++) {
context.removeErrorPage(errorPages[i]);
}
// Removing filter defs
FilterDef[] filterDefs = context.findFilterDefs();
for (i = 0; i < filterDefs.length; i++) {
context.removeFilterDef(filterDefs[i]);
}
// Removing filter maps
FilterMap[] filterMaps = context.findFilterMaps();
for (i = 0; i < filterMaps.length; i++) {
context.removeFilterMap(filterMaps[i]);
}
// Removing local ejbs
/*
ContextLocalEjb[] contextLocalEjbs = context.findLocalEjbs();
for (i = 0; i < contextLocalEjbs.length; i++) {
context.removeLocalEjb(contextLocalEjbs[i].getName());
}
*/
// Removing Mime mappings
String[] mimeMappings = context.findMimeMappings();
for (i = 0; i < mimeMappings.length; i++) {
context.removeMimeMapping(mimeMappings[i]);
}
// Removing parameters
String[] parameters = context.findParameters();
for (i = 0; i < parameters.length; i++) {
context.removeParameter(parameters[i]);
}
// Removing resource env refs
/*
String[] resourceEnvRefs = context.findResourceEnvRefs();
for (i = 0; i < resourceEnvRefs.length; i++) {
context.removeResourceEnvRef(resourceEnvRefs[i]);
}
*/
// Removing resource links
/*
ContextResourceLink[] contextResourceLinks =
context.findResourceLinks();
for (i = 0; i < contextResourceLinks.length; i++) {
context.removeResourceLink(contextResourceLinks[i].getName());
}
*/
// Removing resources
/*
ContextResource[] contextResources = context.findResources();
for (i = 0; i < contextResources.length; i++) {
context.removeResource(contextResources[i].getName());
}
*/
// Removing security role
String[] securityRoles = context.findSecurityRoles();
for (i = 0; i < securityRoles.length; i++) {
context.removeSecurityRole(securityRoles[i]);
}
// Removing servlet mappings
String[] servletMappings = context.findServletMappings();
for (i = 0; i < servletMappings.length; i++) {
context.removeServletMapping(servletMappings[i]);
}
// FIXME : Removing status pages
// Removing welcome files
String[] welcomeFiles = context.findWelcomeFiles();
for (i = 0; i < welcomeFiles.length; i++) {
context.removeWelcomeFile(welcomeFiles[i]);
}
// Removing wrapper lifecycles
String[] wrapperLifecycles = context.findWrapperLifecycles();
for (i = 0; i < wrapperLifecycles.length; i++) {
context.removeWrapperLifecycle(wrapperLifecycles[i]);
}
// Removing wrapper listeners
String[] wrapperListeners = context.findWrapperListeners();
for (i = 0; i < wrapperListeners.length; i++) {
context.removeWrapperListener(wrapperListeners[i]);
}
// Remove (partially) folders and files created by antiLocking
if (antiLockingDocBase != null) {
// No need to log failure - it is expected in this case
ExpandWar.delete(antiLockingDocBase, false);
}
// Reset ServletContextInitializer scanning
initializerClassMap.clear();
typeInitializerMap.clear();
ok = true;
}
/**
* Process a "destroy" event for this Context.
*/
protected synchronized void destroy() {
// Called from StandardContext.destroy()
if (log.isDebugEnabled())
log.debug(sm.getString("contextConfig.destroy"));
// Skip clearing the work directory if Tomcat is being shutdown
Server s = getServer();
if (s != null && !s.getState().isAvailable()) {
return;
}
// Changed to getWorkPath per Bugzilla 35819.
if (context instanceof StandardContext) {
String workDir = ((StandardContext) context).getWorkPath();
if (workDir != null) {
ExpandWar.delete(new File(workDir));
}
}
}
private Server getServer() {
Container c = context;
while (c != null && !(c instanceof Engine)) {
c = c.getParent();
}
if (c == null) {
return null;
}
Service s = ((Engine)c).getService();
if (s == null) {
return null;
}
return s.getServer();
}
/**
* Validate the usage of security role names in the web application
* deployment descriptor. If any problems are found, issue warning
* messages (for backwards compatibility) and add the missing roles.
* (To make these problems fatal instead, simply set the ok
* instance variable to false as well).
*/
protected void validateSecurityRoles() {
// Check role names used in elements
SecurityConstraint constraints[] = context.findConstraints();
for (int i = 0; i < constraints.length; i++) {
String roles[] = constraints[i].findAuthRoles();
for (int j = 0; j < roles.length; j++) {
if (!"*".equals(roles[j]) &&
!context.findSecurityRole(roles[j])) {
log.warn(sm.getString("contextConfig.role.auth", roles[j]));
context.addSecurityRole(roles[j]);
}
}
}
// Check role names used in elements
Container wrappers[] = context.findChildren();
for (int i = 0; i < wrappers.length; i++) {
Wrapper wrapper = (Wrapper) wrappers[i];
String runAs = wrapper.getRunAs();
if ((runAs != null) && !context.findSecurityRole(runAs)) {
log.warn(sm.getString("contextConfig.role.runas", runAs));
context.addSecurityRole(runAs);
}
String names[] = wrapper.findSecurityReferences();
for (int j = 0; j < names.length; j++) {
String link = wrapper.findSecurityReference(names[j]);
if ((link != null) && !context.findSecurityRole(link)) {
log.warn(sm.getString("contextConfig.role.link", link));
context.addSecurityRole(link);
}
}
}
}
/**
* Get config base.
*
* @deprecated Unused - will be removed in 8.0.x
*/
@Deprecated
protected File getConfigBase() {
File configBase = new File(getBaseDir(), "conf");
if (!configBase.exists()) {
return null;
}
return configBase;
}
protected File getHostConfigBase() {
File file = null;
Container container = context;
Host host = null;
Engine engine = null;
while (container != null) {
if (container instanceof Host) {
host = (Host)container;
}
if (container instanceof Engine) {
engine = (Engine)container;
}
container = container.getParent();
}
if (host != null && host.getXmlBase()!=null) {
String xmlBase = host.getXmlBase();
file = new File(xmlBase);
if (!file.isAbsolute())
file = new File(getBaseDir(), xmlBase);
} else {
StringBuilder result = new StringBuilder();
if (engine != null) {
result.append(engine.getName()).append('/');
}
if (host != null) {
result.append(host.getName()).append('/');
}
file = new File (getConfigBase(), result.toString());
}
try {
return file.getCanonicalFile();
} catch (IOException e) {
return file;
}
}
/**
* Scan the web.xml files that apply to the web application and merge them
* using the rules defined in the spec. For the global web.xml files,
* where there is duplicate configuration, the most specific level wins. ie
* an application's web.xml takes precedence over the host level or global
* web.xml file.
*/
protected void webConfig() {
/*
* Anything and everything can override the global and host defaults.
* This is implemented in two parts
* - Handle as a web fragment that gets added after everything else so
* everything else takes priority
* - Mark Servlets as overridable so SCI configuration can replace
* configuration from the defaults
*/
/*
* The rules for annotation scanning are not as clear-cut as one might
* think. Tomcat implements the following process:
* - As per SRV.1.6.2, Tomcat will scan for annotations regardless of
* which Servlet spec version is declared in web.xml. The EG has
* confirmed this is the expected behaviour.
* - As per http://java.net/jira/browse/SERVLET_SPEC-36, if the main
* web.xml is marked as metadata-complete, JARs are still processed
* for SCIs.
* - If metadata-complete=true and an absolute ordering is specified,
* JARs excluded from the ordering are also excluded from the SCI
* processing.
* - If an SCI has a @HandlesType annotation then all classes (except
* those in JARs excluded from an absolute ordering) need to be
* scanned to check if they match.
*/
Set defaults = new HashSet();
defaults.add(getDefaultWebXmlFragment());
WebXml webXml = createWebXml();
// Parse context level web.xml
InputSource contextWebXml = getContextWebXmlSource();
parseWebXml(contextWebXml, webXml, false);
ServletContext sContext = context.getServletContext();
// Ordering is important here
// Step 1. Identify all the JARs packaged with the application
// If the JARs have a web-fragment.xml it will be parsed at this
// point.
Map fragments = processJarsForWebFragments(webXml);
// Step 2. Order the fragments.
Set orderedFragments = null;
orderedFragments =
WebXml.orderWebFragments(webXml, fragments, sContext);
// Step 3. Look for ServletContainerInitializer implementations
if (ok) {
processServletContainerInitializers(context.getServletContext());
}
if (!webXml.isMetadataComplete() || typeInitializerMap.size() > 0) {
// Step 4. Process /WEB-INF/classes for annotations
if (ok) {
// Hack required by Eclipse's "serve modules without
// publishing" feature since this backs WEB-INF/classes by
// multiple locations rather than one.
NamingEnumeration listBindings = null;
try {
try {
listBindings = context.getResources().listBindings(
"/WEB-INF/classes");
} catch (NameNotFoundException ignore) {
// Safe to ignore
}
while (listBindings != null &&
listBindings.hasMoreElements()) {
Binding binding = listBindings.nextElement();
if (binding.getObject() instanceof FileDirContext) {
File webInfClassDir = new File(
((FileDirContext) binding.getObject()).getDocBase());
processAnnotationsFile(webInfClassDir, webXml,
webXml.isMetadataComplete());
} else {
String resource =
"/WEB-INF/classes/" + binding.getName();
try {
URL url = sContext.getResource(resource);
processAnnotationsUrl(url, webXml,
webXml.isMetadataComplete());
} catch (MalformedURLException e) {
log.error(sm.getString(
"contextConfig.webinfClassesUrl",
resource), e);
}
}
}
} catch (NamingException e) {
log.error(sm.getString(
"contextConfig.webinfClassesUrl",
"/WEB-INF/classes"), e);
}
}
// Step 5. Process JARs for annotations - only need to process
// those fragments we are going to use
if (ok) {
processAnnotations(
orderedFragments, webXml.isMetadataComplete());
}
// Cache, if used, is no longer required so clear it
javaClassCache.clear();
}
if (!webXml.isMetadataComplete()) {
// Step 6. Merge web-fragment.xml files into the main web.xml
// file.
if (ok) {
ok = webXml.merge(orderedFragments);
}
// Step 7. Apply global defaults
// Have to merge defaults before JSP conversion since defaults
// provide JSP servlet definition.
webXml.merge(defaults);
// Step 8. Convert explicitly mentioned jsps to servlets
if (ok) {
convertJsps(webXml);
}
// Step 9. Apply merged web.xml to Context
if (ok) {
webXml.configureContext(context);
}
} else {
webXml.merge(defaults);
convertJsps(webXml);
webXml.configureContext(context);
}
// Step 9a. Make the merged web.xml available to other
// components, specifically Jasper, to save those components
// from having to re-generate it.
// TODO Use a ServletContainerInitializer for Jasper
String mergedWebXml = webXml.toXml();
sContext.setAttribute(
org.apache.tomcat.util.scan.Constants.MERGED_WEB_XML,
mergedWebXml);
if (context.getLogEffectiveWebXml()) {
log.info("web.xml:\n" + mergedWebXml);
}
// Always need to look for static resources
// Step 10. Look for static resources packaged in JARs
if (ok) {
// Spec does not define an order.
// Use ordered JARs followed by remaining JARs
Set resourceJars = new LinkedHashSet();
if (orderedFragments != null) {
for (WebXml fragment : orderedFragments) {
resourceJars.add(fragment);
}
}
for (WebXml fragment : fragments.values()) {
if (!resourceJars.contains(fragment)) {
resourceJars.add(fragment);
}
}
processResourceJARs(resourceJars);
// See also StandardContext.resourcesStart() for
// WEB-INF/classes/META-INF/resources configuration
}
// Step 11. Apply the ServletContainerInitializer config to the
// context
if (ok) {
for (Map.Entry>> entry :
initializerClassMap.entrySet()) {
if (entry.getValue().isEmpty()) {
context.addServletContainerInitializer(
entry.getKey(), null);
} else {
context.addServletContainerInitializer(
entry.getKey(), entry.getValue());
}
}
}
}
private WebXml getDefaultWebXmlFragment() {
// Host should never be null
Host host = (Host) context.getParent();
DefaultWebXmlCacheEntry entry = hostWebXmlCache.get(host);
InputSource globalWebXml = getGlobalWebXmlSource();
InputSource hostWebXml = getHostWebXmlSource();
long globalTimeStamp = 0;
long hostTimeStamp = 0;
if (globalWebXml != null) {
try {
URL url = new URL(globalWebXml.getSystemId());
globalTimeStamp = url.openConnection().getLastModified();
} catch (MalformedURLException e) {
globalTimeStamp = -1;
} catch (IOException e) {
globalTimeStamp = -1;
}
}
if (hostWebXml != null) {
try {
URL url = new URL(hostWebXml.getSystemId());
hostTimeStamp = url.openConnection().getLastModified();
} catch (MalformedURLException e) {
hostTimeStamp = -1;
} catch (IOException e) {
hostTimeStamp = -1;
}
}
if (entry != null && entry.getGlobalTimeStamp() == globalTimeStamp &&
entry.getHostTimeStamp() == hostTimeStamp) {
return entry.getWebXml();
}
// Parsing global web.xml is relatively expensive. Use a sync block to
// make sure it only happens once. Use the pipeline since a lock will
// already be held on the host by another thread
synchronized (host.getPipeline()) {
entry = hostWebXmlCache.get(host);
if (entry != null && entry.getGlobalTimeStamp() == globalTimeStamp &&
entry.getHostTimeStamp() == hostTimeStamp) {
return entry.getWebXml();
}
WebXml webXmlDefaultFragment = createWebXml();
webXmlDefaultFragment.setOverridable(true);
// Set to distributable else every app will be prevented from being
// distributable when the default fragment is merged with the main
// web.xml
webXmlDefaultFragment.setDistributable(true);
// When merging, the default welcome files are only used if the app has
// not defined any welcomes files.
webXmlDefaultFragment.setAlwaysAddWelcomeFiles(false);
// Parse global web.xml if present
if (globalWebXml == null) {
// This is unusual enough to log
log.info(sm.getString("contextConfig.defaultMissing"));
} else {
parseWebXml(globalWebXml, webXmlDefaultFragment, false);
}
// Parse host level web.xml if present
// Additive apart from welcome pages
webXmlDefaultFragment.setReplaceWelcomeFiles(true);
parseWebXml(hostWebXml, webXmlDefaultFragment, false);
// Don't update the cache if an error occurs
if (globalTimeStamp != -1 && hostTimeStamp != -1) {
entry = new DefaultWebXmlCacheEntry(webXmlDefaultFragment,
globalTimeStamp, hostTimeStamp);
hostWebXmlCache.put(host, entry);
}
return webXmlDefaultFragment;
}
}
private void convertJsps(WebXml webXml) {
Map jspInitParams;
ServletDef jspServlet = webXml.getServlets().get("jsp");
if (jspServlet == null) {
jspInitParams = new HashMap();
Wrapper w = (Wrapper) context.findChild("jsp");
if (w != null) {
String[] params = w.findInitParameters();
for (String param : params) {
jspInitParams.put(param, w.findInitParameter(param));
}
}
} else {
jspInitParams = jspServlet.getParameterMap();
}
for (ServletDef servletDef: webXml.getServlets().values()) {
if (servletDef.getJspFile() != null) {
convertJsp(servletDef, jspInitParams);
}
}
}
private void convertJsp(ServletDef servletDef,
Map jspInitParams) {
servletDef.setServletClass(org.apache.catalina.core.Constants.JSP_SERVLET_CLASS);
String jspFile = servletDef.getJspFile();
if ((jspFile != null) && !jspFile.startsWith("/")) {
if (context.isServlet22()) {
if(log.isDebugEnabled())
log.debug(sm.getString("contextConfig.jspFile.warning",
jspFile));
jspFile = "/" + jspFile;
} else {
throw new IllegalArgumentException
(sm.getString("contextConfig.jspFile.error", jspFile));
}
}
servletDef.getParameterMap().put("jspFile", jspFile);
servletDef.setJspFile(null);
for (Map.Entry initParam: jspInitParams.entrySet()) {
servletDef.addInitParameter(initParam.getKey(), initParam.getValue());
}
}
protected WebXml createWebXml() {
return new WebXml();
}
/**
* Scan JARs for ServletContainerInitializer implementations.
*/
protected void processServletContainerInitializers(ServletContext servletContext) {
List detectedScis;
try {
WebappServiceLoader loader =
new WebappServiceLoader(
servletContext, context.getContainerSciFilter());
detectedScis = loader.load(ServletContainerInitializer.class);
} catch (IOException e) {
log.error(sm.getString(
"contextConfig.servletContainerInitializerFail",
context.getName()),
e);
ok = false;
return;
}
for (ServletContainerInitializer sci : detectedScis) {
initializerClassMap.put(sci, new HashSet>());
HandlesTypes ht;
try {
ht = sci.getClass().getAnnotation(HandlesTypes.class);
} catch (Exception e) {
if (log.isDebugEnabled()) {
log.info(sm.getString("contextConfig.sci.debug",
sci.getClass().getName()),
e);
} else {
log.info(sm.getString("contextConfig.sci.info",
sci.getClass().getName()));
}
continue;
}
if (ht == null) {
continue;
}
Class[] types = ht.value();
if (types == null) {
continue;
}
for (Class type : types) {
if (type.isAnnotation()) {
handlesTypesAnnotations = true;
} else {
handlesTypesNonAnnotations = true;
}
Set scis =
typeInitializerMap.get(type);
if (scis == null) {
scis = new HashSet();
typeInitializerMap.put(type, scis);
}
scis.add(sci);
}
}
}
/**
* Scan JARs that contain web-fragment.xml files that will be used to
* configure this application to see if they also contain static resources.
* If static resources are found, add them to the context. Resources are
* added in web-fragment.xml priority order.
*/
protected void processResourceJARs(Set fragments) {
for (WebXml fragment : fragments) {
URL url = fragment.getURL();
Jar jar = null;
try {
// Note: Ignore file URLs for now since only jar URLs will be accepted
if ("jar".equals(url.getProtocol())) {
jar = JarFactory.newInstance(url);
jar.nextEntry();
String entryName = jar.getEntryName();
while (entryName != null) {
if (entryName.startsWith("META-INF/resources/")) {
context.addResourceJarUrl(url);
break;
}
jar.nextEntry();
entryName = jar.getEntryName();
}
} else if ("file".equals(url.getProtocol())) {
FileDirContext fileDirContext = new FileDirContext();
fileDirContext.setDocBase(new File(url.toURI()).getAbsolutePath());
try {
fileDirContext.lookup("META-INF/resources/");
//lookup succeeded
if(context instanceof StandardContext){
((StandardContext)context).addResourcesDirContext(fileDirContext);
}
} catch (NamingException e) {
//not found, ignore
}
}
} catch (IOException ioe) {
log.error(sm.getString("contextConfig.resourceJarFail", url,
context.getName()));
} catch (URISyntaxException e) {
log.error(sm.getString("contextConfig.resourceJarFail", url,
context.getName()));
} finally {
if (jar != null) {
jar.close();
}
}
}
}
/**
* Identify the default web.xml to be used and obtain an input source for
* it.
*/
protected InputSource getGlobalWebXmlSource() {
// Is a default web.xml specified for the Context?
if (defaultWebXml == null && context instanceof StandardContext) {
defaultWebXml = ((StandardContext) context).getDefaultWebXml();
}
// Set the default if we don't have any overrides
if (defaultWebXml == null) getDefaultWebXml();
// Is it explicitly suppressed, e.g. in embedded environment?
if (Constants.NoDefaultWebXml.equals(defaultWebXml)) {
return null;
}
return getWebXmlSource(defaultWebXml, getBaseDir());
}
/**
* Identify the host web.xml to be used and obtain an input source for
* it.
*/
protected InputSource getHostWebXmlSource() {
File hostConfigBase = getHostConfigBase();
if (!hostConfigBase.exists())
return null;
return getWebXmlSource(Constants.HostWebXml, hostConfigBase.getPath());
}
/**
* Identify the application web.xml to be used and obtain an input source
* for it.
*/
protected InputSource getContextWebXmlSource() {
InputStream stream = null;
InputSource source = null;
URL url = null;
String altDDName = null;
// Open the application web.xml file, if it exists
ServletContext servletContext = context.getServletContext();
if (servletContext != null) {
altDDName = (String)servletContext.getAttribute(
Globals.ALT_DD_ATTR);
if (altDDName != null) {
try {
stream = new FileInputStream(altDDName);
url = new File(altDDName).toURI().toURL();
} catch (FileNotFoundException e) {
log.error(sm.getString("contextConfig.altDDNotFound",
altDDName));
} catch (MalformedURLException e) {
log.error(sm.getString("contextConfig.applicationUrl"));
}
}
else {
stream = servletContext.getResourceAsStream
(Constants.ApplicationWebXml);
try {
url = servletContext.getResource(
Constants.ApplicationWebXml);
} catch (MalformedURLException e) {
log.error(sm.getString("contextConfig.applicationUrl"));
}
}
}
if (stream == null || url == null) {
if (log.isDebugEnabled()) {
log.debug(sm.getString("contextConfig.applicationMissing") + " " + context);
}
} else {
source = new InputSource(url.toExternalForm());
source.setByteStream(stream);
}
return source;
}
/**
*
* @param filename Name of the file (possibly with one or more leading path
* segments) to read
* @param path Location that filename is relative to
*/
protected InputSource getWebXmlSource(String filename, String path) {
File file = new File(filename);
if (!file.isAbsolute()) {
file = new File(path, filename);
}
InputStream stream = null;
InputSource source = null;
try {
if (!file.exists()) {
// Use getResource and getResourceAsStream
stream =
getClass().getClassLoader().getResourceAsStream(filename);
if(stream != null) {
source =
new InputSource(getClass().getClassLoader().getResource(
filename).toURI().toString());
}
} else {
source = new InputSource(file.getAbsoluteFile().toURI().toString());
stream = new FileInputStream(file);
}
if (stream != null && source != null) {
source.setByteStream(stream);
}
} catch (Exception e) {
log.error(sm.getString(
"contextConfig.defaultError", filename, file), e);
}
return source;
}
/**
* Parses the given source and stores the parsed data in the given web.xml
* representation. The byte stream will be closed at the end of the parse
* operation.
*
* @param source Input source containing the XML data to be parsed
* @param dest The object representation of common elements of web.xml and
* web-fragment.xml
* @param fragment Specifies whether the source is web-fragment.xml or
* web.xml
*/
protected void parseWebXml(InputSource source, WebXml dest,
boolean fragment) {
if (source == null) return;
XmlErrorHandler handler = new XmlErrorHandler();
Digester digester;
WebRuleSet ruleSet;
if (fragment) {
digester = webFragmentDigester;
ruleSet = webFragmentRuleSet;
} else {
digester = webDigester;
ruleSet = webRuleSet;
}
digester.push(dest);
digester.setErrorHandler(handler);
if(log.isDebugEnabled()) {
log.debug(sm.getString("contextConfig.applicationStart",
source.getSystemId()));
}
try {
digester.parse(source);
if (handler.getWarnings().size() > 0 ||
handler.getErrors().size() > 0) {
ok = false;
handler.logFindings(log, source.getSystemId());
}
} catch (SAXParseException e) {
log.error(sm.getString("contextConfig.applicationParse",
source.getSystemId()), e);
log.error(sm.getString("contextConfig.applicationPosition",
"" + e.getLineNumber(),
"" + e.getColumnNumber()));
ok = false;
} catch (Exception e) {
log.error(sm.getString("contextConfig.applicationParse",
source.getSystemId()), e);
ok = false;
} finally {
digester.reset();
ruleSet.recycle();
InputStream is = source.getByteStream();
if (is != null) {
try {
is.close();
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
}
}
}
}
/**
* Scan /WEB-INF/lib for JARs and for each one found add it and any
* /META-INF/web-fragment.xml to the resulting Map. web-fragment.xml files
* will be parsed before being added to the map. Every JAR will be added and
* null will be used if no web-fragment.xml was found. Any JARs
* known not contain fragments will be skipped.
*
* @return A map of JAR name to processed web fragment (if any)
*/
protected Map processJarsForWebFragments(WebXml application) {
JarScanner jarScanner = context.getJarScanner();
boolean parseRequired = true;
Set absoluteOrder = application.getAbsoluteOrdering();
if (absoluteOrder != null && absoluteOrder.isEmpty() &&
!context.getXmlValidation()) {
// Skip parsing when there is an empty absolute ordering and
// validation is not enabled
parseRequired = false;
}
FragmentJarScannerCallback callback =
new FragmentJarScannerCallback(parseRequired);
jarScanner.scan(context.getServletContext(),
context.getLoader().getClassLoader(), callback,
pluggabilityJarsToSkip);
return callback.getFragments();
}
protected void processAnnotations(Set fragments,
boolean handlesTypesOnly) {
for(WebXml fragment : fragments) {
WebXml annotations = new WebXml();
// no impact on distributable
annotations.setDistributable(true);
URL url = fragment.getURL();
processAnnotationsUrl(url, annotations,
(handlesTypesOnly || fragment.isMetadataComplete()));
Set set = new HashSet();
set.add(annotations);
// Merge annotations into fragment - fragment takes priority
fragment.merge(set);
}
}
protected void processAnnotationsUrl(URL url, WebXml fragment,
boolean handlesTypesOnly) {
if (url == null) {
// Nothing to do.
return;
} else if ("jar".equals(url.getProtocol())) {
processAnnotationsJar(url, fragment, handlesTypesOnly);
} else if ("jndi".equals(url.getProtocol())) {
processAnnotationsJndi(url, fragment, handlesTypesOnly);
} else if ("file".equals(url.getProtocol())) {
try {
processAnnotationsFile(
new File(url.toURI()), fragment, handlesTypesOnly);
} catch (URISyntaxException e) {
log.error(sm.getString("contextConfig.fileUrl", url), e);
}
} else {
log.error(sm.getString("contextConfig.unknownUrlProtocol",
url.getProtocol(), url));
}
}
protected void processAnnotationsJar(URL url, WebXml fragment,
boolean handlesTypesOnly) {
Jar jar = null;
InputStream is;
try {
jar = JarFactory.newInstance(url);
jar.nextEntry();
String entryName = jar.getEntryName();
while (entryName != null) {
if (entryName.endsWith(".class")) {
is = null;
try {
is = jar.getEntryInputStream();
processAnnotationsStream(
is, fragment, handlesTypesOnly);
} catch (IOException e) {
log.error(sm.getString("contextConfig.inputStreamJar",
entryName, url),e);
} catch (ClassFormatException e) {
log.error(sm.getString("contextConfig.inputStreamJar",
entryName, url),e);
} finally {
if (is != null) {
try {
is.close();
} catch (IOException ioe) {
// Ignore
}
}
}
}
jar.nextEntry();
entryName = jar.getEntryName();
}
} catch (IOException e) {
log.error(sm.getString("contextConfig.jarFile", url), e);
} finally {
if (jar != null) {
jar.close();
}
}
}
protected void processAnnotationsJndi(URL url, WebXml fragment,
boolean handlesTypesOnly) {
try {
URLConnection urlConn = url.openConnection();
DirContextURLConnection dcUrlConn;
if (!(urlConn instanceof DirContextURLConnection)) {
// This should never happen
sm.getString("contextConfig.jndiUrlNotDirContextConn", url);
return;
}
dcUrlConn = (DirContextURLConnection) urlConn;
dcUrlConn.setUseCaches(false);
String type = dcUrlConn.getHeaderField(ResourceAttributes.TYPE);
if (ResourceAttributes.COLLECTION_TYPE.equals(type)) {
// Collection
Enumeration dirs = dcUrlConn.list();
while (dirs.hasMoreElements()) {
String dir = dirs.nextElement();
URL dirUrl = new URL(url.toString() + '/' + dir);
processAnnotationsJndi(dirUrl, fragment, handlesTypesOnly);
}
} else {
// Single file
if (url.getPath().endsWith(".class")) {
InputStream is = null;
try {
is = dcUrlConn.getInputStream();
processAnnotationsStream(
is, fragment, handlesTypesOnly);
} catch (IOException e) {
log.error(sm.getString("contextConfig.inputStreamJndi",
url),e);
} catch (ClassFormatException e) {
log.error(sm.getString("contextConfig.inputStreamJndi",
url),e);
} finally {
if (is != null) {
try {
is.close();
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
}
}
}
}
}
} catch (IOException e) {
log.error(sm.getString("contextConfig.jndiUrl", url), e);
}
}
protected void processAnnotationsFile(File file, WebXml fragment,
boolean handlesTypesOnly) {
if (file.isDirectory()) {
String[] dirs = file.list();
for (String dir : dirs) {
processAnnotationsFile(
new File(file,dir), fragment, handlesTypesOnly);
}
} else if (file.canRead() && file.getName().endsWith(".class")) {
FileInputStream fis = null;
try {
fis = new FileInputStream(file);
processAnnotationsStream(fis, fragment, handlesTypesOnly);
} catch (IOException e) {
log.error(sm.getString("contextConfig.inputStreamFile",
file.getAbsolutePath()),e);
} catch (ClassFormatException e) {
log.error(sm.getString("contextConfig.inputStreamFile",
file.getAbsolutePath()),e);
} finally {
if (fis != null) {
try {
fis.close();
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
}
}
}
}
}
protected void processAnnotationsStream(InputStream is, WebXml fragment,
boolean handlesTypesOnly)
throws ClassFormatException, IOException {
ClassParser parser = new ClassParser(is, null);
JavaClass clazz = parser.parse();
checkHandlesTypes(clazz);
if (handlesTypesOnly) {
return;
}
String className = clazz.getClassName();
AnnotationEntry[] annotationsEntries = clazz.getAnnotationEntries();
for (AnnotationEntry ae : annotationsEntries) {
String type = ae.getAnnotationType();
if ("Ljavax/servlet/annotation/WebServlet;".equals(type)) {
processAnnotationWebServlet(className, ae, fragment);
}else if ("Ljavax/servlet/annotation/WebFilter;".equals(type)) {
processAnnotationWebFilter(className, ae, fragment);
}else if ("Ljavax/servlet/annotation/WebListener;".equals(type)) {
fragment.addListener(className);
} else {
// Unknown annotation - ignore
}
}
}
/**
* For classes packaged with the web application, the class and each
* super class needs to be checked for a match with {@link HandlesTypes} or
* for an annotation that matches {@link HandlesTypes}.
* @param javaClass
*/
protected void checkHandlesTypes(JavaClass javaClass) {
// Skip this if we can
if (typeInitializerMap.size() == 0)
return;
if ((javaClass.getAccessFlags() &
org.apache.tomcat.util.bcel.Constants.ACC_ANNOTATION) > 0) {
// Skip annotations.
return;
}
String className = javaClass.getClassName();
Class clazz = null;
if (handlesTypesNonAnnotations) {
// This *might* be match for a HandlesType.
populateJavaClassCache(className, javaClass);
JavaClassCacheEntry entry = javaClassCache.get(className);
if (entry.getSciSet() == null) {
try {
populateSCIsForCacheEntry(entry);
} catch (StackOverflowError soe) {
throw new IllegalStateException(sm.getString(
"contextConfig.annotationsStackOverflow",
context.getName(),
classHierarchyToString(className, entry)));
}
}
if (entry.getSciSet().size() > 0) {
// Need to try and load the class
clazz = Introspection.loadClass(context, className);
if (clazz == null) {
// Can't load the class so no point continuing
return;
}
for (ServletContainerInitializer sci :
entry.getSciSet()) {
Set> classes = initializerClassMap.get(sci);
if (classes == null) {
classes = new HashSet>();
initializerClassMap.put(sci, classes);
}
classes.add(clazz);
}
}
}
if (handlesTypesAnnotations) {
for (Map.Entry, Set> entry :
typeInitializerMap.entrySet()) {
if (entry.getKey().isAnnotation()) {
AnnotationEntry[] annotationEntries =
javaClass.getAnnotationEntries();
for (AnnotationEntry annotationEntry : annotationEntries) {
if (entry.getKey().getName().equals(
getClassName(annotationEntry.getAnnotationType()))) {
if (clazz == null) {
clazz = Introspection.loadClass(
context, className);
if (clazz == null) {
// Can't load the class so no point
// continuing
return;
}
}
for (ServletContainerInitializer sci : entry.getValue()) {
initializerClassMap.get(sci).add(clazz);
}
break;
}
}
}
}
}
}
private String classHierarchyToString(String className,
JavaClassCacheEntry entry) {
JavaClassCacheEntry start = entry;
StringBuilder msg = new StringBuilder(className);
msg.append("->");
String parentName = entry.getSuperclassName();
JavaClassCacheEntry parent = javaClassCache.get(parentName);
int count = 0;
while (count < 100 && parent != null && parent != start) {
msg.append(parentName);
msg.append("->");
count ++;
parentName = parent.getSuperclassName();
parent = javaClassCache.get(parentName);
}
msg.append(parentName);
return msg.toString();
}
private void populateJavaClassCache(String className, JavaClass javaClass) {
if (javaClassCache.containsKey(className)) {
return;
}
// Add this class to the cache
javaClassCache.put(className, new JavaClassCacheEntry(javaClass));
populateJavaClassCache(javaClass.getSuperclassName());
for (String iterface : javaClass.getInterfaceNames()) {
populateJavaClassCache(iterface);
}
}
private void populateJavaClassCache(String className) {
if (!javaClassCache.containsKey(className)) {
String name = className.replace('.', '/') + ".class";
InputStream is =
context.getLoader().getClassLoader().getResourceAsStream(name);
if (is == null) {
return;
}
ClassParser parser = new ClassParser(is, null);
try {
JavaClass clazz = parser.parse();
populateJavaClassCache(clazz.getClassName(), clazz);
} catch (ClassFormatException e) {
log.debug(sm.getString("contextConfig.invalidSciHandlesTypes",
className), e);
} catch (IOException e) {
log.debug(sm.getString("contextConfig.invalidSciHandlesTypes",
className), e);
} finally {
try {
is.close();
} catch (IOException e) {
// ignore
}
}
}
}
private void populateSCIsForCacheEntry(JavaClassCacheEntry cacheEntry) {
Set result =
new HashSet();
// Super class
String superClassName = cacheEntry.getSuperclassName();
JavaClassCacheEntry superClassCacheEntry =
javaClassCache.get(superClassName);
// Avoid an infinite loop with java.lang.Object
if (cacheEntry.equals(superClassCacheEntry)) {
cacheEntry.setSciSet(new HashSet());
return;
}
// May be null of the class is not present or could not be loaded.
if (superClassCacheEntry != null) {
if (superClassCacheEntry.getSciSet() == null) {
populateSCIsForCacheEntry(superClassCacheEntry);
}
result.addAll(superClassCacheEntry.getSciSet());
}
result.addAll(getSCIsForClass(superClassName));
// Interfaces
for (String interfaceName : cacheEntry.getInterfaceNames()) {
JavaClassCacheEntry interfaceEntry =
javaClassCache.get(interfaceName);
// A null could mean that the class not present in application or
// that there is nothing of interest. Either way, nothing to do here
// so move along
if (interfaceEntry != null) {
if (interfaceEntry.getSciSet() == null) {
populateSCIsForCacheEntry(interfaceEntry);
}
result.addAll(interfaceEntry.getSciSet());
}
result.addAll(getSCIsForClass(interfaceName));
}
cacheEntry.setSciSet(result);
}
private Set getSCIsForClass(String className) {
for (Map.Entry, Set> entry :
typeInitializerMap.entrySet()) {
Class clazz = entry.getKey();
if (!clazz.isAnnotation()) {
if (clazz.getName().equals(className)) {
return entry.getValue();
}
}
}
return Collections.emptySet();
}
private static final String getClassName(String internalForm) {
if (!internalForm.startsWith("L")) {
return internalForm;
}
// Assume starts with L, ends with ; and uses / rather than .
return internalForm.substring(1,
internalForm.length() - 1).replace('/', '.');
}
protected void processAnnotationWebServlet(String className,
AnnotationEntry ae, WebXml fragment) {
String servletName = null;
// must search for name s. Spec Servlet API 3.0 - 8.2.3.3.n.ii page 81
ElementValuePair[] evps = ae.getElementValuePairs();
for (ElementValuePair evp : evps) {
String name = evp.getNameString();
if ("name".equals(name)) {
servletName = evp.getValue().stringifyValue();
break;
}
}
if (servletName == null) {
// classname is default servletName as annotation has no name!
servletName = className;
}
ServletDef servletDef = fragment.getServlets().get(servletName);
boolean isWebXMLservletDef;
if (servletDef == null) {
servletDef = new ServletDef();
servletDef.setServletName(servletName);
servletDef.setServletClass(className);
isWebXMLservletDef = false;
} else {
isWebXMLservletDef = true;
}
boolean urlPatternsSet = false;
String[] urlPatterns = null;
// ElementValuePair[] evps = ae.getElementValuePairs();
for (ElementValuePair evp : evps) {
String name = evp.getNameString();
if ("value".equals(name) || "urlPatterns".equals(name)) {
if (urlPatternsSet) {
throw new IllegalArgumentException(sm.getString(
"contextConfig.urlPatternValue", className));
}
urlPatternsSet = true;
urlPatterns = processAnnotationsStringArray(evp.getValue());
} else if ("description".equals(name)) {
if (servletDef.getDescription() == null) {
servletDef.setDescription(evp.getValue().stringifyValue());
}
} else if ("displayName".equals(name)) {
if (servletDef.getDisplayName() == null) {
servletDef.setDisplayName(evp.getValue().stringifyValue());
}
} else if ("largeIcon".equals(name)) {
if (servletDef.getLargeIcon() == null) {
servletDef.setLargeIcon(evp.getValue().stringifyValue());
}
} else if ("smallIcon".equals(name)) {
if (servletDef.getSmallIcon() == null) {
servletDef.setSmallIcon(evp.getValue().stringifyValue());
}
} else if ("asyncSupported".equals(name)) {
if (servletDef.getAsyncSupported() == null) {
servletDef.setAsyncSupported(evp.getValue()
.stringifyValue());
}
} else if ("loadOnStartup".equals(name)) {
if (servletDef.getLoadOnStartup() == null) {
servletDef
.setLoadOnStartup(evp.getValue().stringifyValue());
}
} else if ("initParams".equals(name)) {
Map initParams = processAnnotationWebInitParams(evp
.getValue());
if (isWebXMLservletDef) {
Map webXMLInitParams = servletDef
.getParameterMap();
for (Map.Entry entry : initParams
.entrySet()) {
if (webXMLInitParams.get(entry.getKey()) == null) {
servletDef.addInitParameter(entry.getKey(), entry
.getValue());
}
}
} else {
for (Map.Entry entry : initParams
.entrySet()) {
servletDef.addInitParameter(entry.getKey(), entry
.getValue());
}
}
}
}
if (!isWebXMLservletDef && urlPatterns != null) {
fragment.addServlet(servletDef);
}
if (urlPatterns != null) {
if (!fragment.getServletMappings().containsValue(servletName)) {
for (String urlPattern : urlPatterns) {
fragment.addServletMapping(urlPattern, servletName);
}
}
}
}
/**
* process filter annotation and merge with existing one!
* FIXME: refactoring method too long and has redundant subroutines with
* processAnnotationWebServlet!
* @param className
* @param ae
* @param fragment
*/
protected void processAnnotationWebFilter(String className,
AnnotationEntry ae, WebXml fragment) {
String filterName = null;
// must search for name s. Spec Servlet API 3.0 - 8.2.3.3.n.ii page 81
ElementValuePair[] evps = ae.getElementValuePairs();
for (ElementValuePair evp : evps) {
String name = evp.getNameString();
if ("filterName".equals(name)) {
filterName = evp.getValue().stringifyValue();
break;
}
}
if (filterName == null) {
// classname is default filterName as annotation has no name!
filterName = className;
}
FilterDef filterDef = fragment.getFilters().get(filterName);
FilterMap filterMap = new FilterMap();
boolean isWebXMLfilterDef;
if (filterDef == null) {
filterDef = new FilterDef();
filterDef.setFilterName(filterName);
filterDef.setFilterClass(className);
isWebXMLfilterDef = false;
} else {
isWebXMLfilterDef = true;
}
boolean urlPatternsSet = false;
boolean servletNamesSet = false;
boolean dispatchTypesSet = false;
String[] urlPatterns = null;
for (ElementValuePair evp : evps) {
String name = evp.getNameString();
if ("value".equals(name) || "urlPatterns".equals(name)) {
if (urlPatternsSet) {
throw new IllegalArgumentException(sm.getString(
"contextConfig.urlPatternValue", className));
}
urlPatterns = processAnnotationsStringArray(evp.getValue());
urlPatternsSet = urlPatterns.length > 0;
for (String urlPattern : urlPatterns) {
filterMap.addURLPattern(urlPattern);
}
} else if ("servletNames".equals(name)) {
String[] servletNames = processAnnotationsStringArray(evp
.getValue());
servletNamesSet = servletNames.length > 0;
for (String servletName : servletNames) {
filterMap.addServletName(servletName);
}
} else if ("dispatcherTypes".equals(name)) {
String[] dispatcherTypes = processAnnotationsStringArray(evp
.getValue());
dispatchTypesSet = dispatcherTypes.length > 0;
for (String dispatcherType : dispatcherTypes) {
filterMap.setDispatcher(dispatcherType);
}
} else if ("description".equals(name)) {
if (filterDef.getDescription() == null) {
filterDef.setDescription(evp.getValue().stringifyValue());
}
} else if ("displayName".equals(name)) {
if (filterDef.getDisplayName() == null) {
filterDef.setDisplayName(evp.getValue().stringifyValue());
}
} else if ("largeIcon".equals(name)) {
if (filterDef.getLargeIcon() == null) {
filterDef.setLargeIcon(evp.getValue().stringifyValue());
}
} else if ("smallIcon".equals(name)) {
if (filterDef.getSmallIcon() == null) {
filterDef.setSmallIcon(evp.getValue().stringifyValue());
}
} else if ("asyncSupported".equals(name)) {
if (filterDef.getAsyncSupported() == null) {
filterDef
.setAsyncSupported(evp.getValue().stringifyValue());
}
} else if ("initParams".equals(name)) {
Map initParams = processAnnotationWebInitParams(evp
.getValue());
if (isWebXMLfilterDef) {
Map webXMLInitParams = filterDef
.getParameterMap();
for (Map.Entry entry : initParams
.entrySet()) {
if (webXMLInitParams.get(entry.getKey()) == null) {
filterDef.addInitParameter(entry.getKey(), entry
.getValue());
}
}
} else {
for (Map.Entry entry : initParams
.entrySet()) {
filterDef.addInitParameter(entry.getKey(), entry
.getValue());
}
}
}
}
if (!isWebXMLfilterDef) {
fragment.addFilter(filterDef);
if (urlPatternsSet || servletNamesSet) {
filterMap.setFilterName(filterName);
fragment.addFilterMapping(filterMap);
}
}
if (urlPatternsSet || dispatchTypesSet) {
Set fmap = fragment.getFilterMappings();
FilterMap descMap = null;
for (FilterMap map : fmap) {
if (filterName.equals(map.getFilterName())) {
descMap = map;
break;
}
}
if (descMap != null) {
String[] urlsPatterns = descMap.getURLPatterns();
if (urlPatternsSet
&& (urlsPatterns == null || urlsPatterns.length == 0)) {
for (String urlPattern : filterMap.getURLPatterns()) {
descMap.addURLPattern(urlPattern);
}
}
String[] dispatcherNames = descMap.getDispatcherNames();
if (dispatchTypesSet
&& (dispatcherNames == null || dispatcherNames.length == 0)) {
for (String dis : filterMap.getDispatcherNames()) {
descMap.setDispatcher(dis);
}
}
}
}
}
protected String[] processAnnotationsStringArray(ElementValue ev) {
ArrayList values = new ArrayList();
if (ev instanceof ArrayElementValue) {
ElementValue[] arrayValues =
((ArrayElementValue) ev).getElementValuesArray();
for (ElementValue value : arrayValues) {
values.add(value.stringifyValue());
}
} else {
values.add(ev.stringifyValue());
}
String[] result = new String[values.size()];
return values.toArray(result);
}
protected Map processAnnotationWebInitParams(
ElementValue ev) {
Map result = new HashMap();
if (ev instanceof ArrayElementValue) {
ElementValue[] arrayValues =
((ArrayElementValue) ev).getElementValuesArray();
for (ElementValue value : arrayValues) {
if (value instanceof AnnotationElementValue) {
ElementValuePair[] evps = ((AnnotationElementValue)
value).getAnnotationEntry().getElementValuePairs();
String initParamName = null;
String initParamValue = null;
for (ElementValuePair evp : evps) {
if ("name".equals(evp.getNameString())) {
initParamName = evp.getValue().stringifyValue();
} else if ("value".equals(evp.getNameString())) {
initParamValue = evp.getValue().stringifyValue();
} else {
// Ignore
}
}
result.put(initParamName, initParamValue);
}
}
}
return result;
}
private class FragmentJarScannerCallback implements JarScannerCallback {
private static final String FRAGMENT_LOCATION =
"META-INF/web-fragment.xml";
private Map fragments = new HashMap();
private final boolean parseRequired;
public FragmentJarScannerCallback(boolean parseRequired) {
this.parseRequired = parseRequired;
}
@Override
public void scan(JarURLConnection jarConn) throws IOException {
URL url = jarConn.getURL();
URL resourceURL = jarConn.getJarFileURL();
Jar jar = null;
InputStream is = null;
WebXml fragment = new WebXml();
try {
jar = JarFactory.newInstance(url);
if (parseRequired || context.getXmlValidation()) {
is = jar.getInputStream(FRAGMENT_LOCATION);
}
if (is == null) {
// If there is no web-fragment.xml to process there is no
// impact on distributable
fragment.setDistributable(true);
} else {
InputSource source = new InputSource(
"jar:" + resourceURL.toString() + "!/" +
FRAGMENT_LOCATION);
source.setByteStream(is);
parseWebXml(source, fragment, true);
}
} finally {
if (jar != null) {
jar.close();
}
fragment.setURL(url);
if (fragment.getName() == null) {
fragment.setName(fragment.getURL().toString());
}
fragment.setJarName(extractJarFileName(url));
fragments.put(fragment.getName(), fragment);
}
}
private String extractJarFileName(URL input) {
String url = input.toString();
if (url.endsWith("!/")) {
// Remove it
url = url.substring(0, url.length() - 2);
}
// File name will now be whatever is after the final /
return url.substring(url.lastIndexOf('/') + 1);
}
@Override
public void scan(File file) throws IOException {
InputStream stream = null;
WebXml fragment = new WebXml();
try {
File fragmentFile = new File(file, FRAGMENT_LOCATION);
if (fragmentFile.isFile()) {
stream = new FileInputStream(fragmentFile);
InputSource source =
new InputSource(fragmentFile.toURI().toURL().toString());
source.setByteStream(stream);
parseWebXml(source, fragment, true);
} else {
// If there is no web.xml, normal folder no impact on
// distributable
fragment.setDistributable(true);
}
} finally {
fragment.setURL(file.toURI().toURL());
if (fragment.getName() == null) {
fragment.setName(fragment.getURL().toString());
}
fragment.setJarName(file.getName());
fragments.put(fragment.getName(), fragment);
}
}
public Map getFragments() {
return fragments;
}
}
private static class DefaultWebXmlCacheEntry {
private final WebXml webXml;
private final long globalTimeStamp;
private final long hostTimeStamp;
public DefaultWebXmlCacheEntry(WebXml webXml, long globalTimeStamp,
long hostTimeStamp) {
this.webXml = webXml;
this.globalTimeStamp = globalTimeStamp;
this.hostTimeStamp = hostTimeStamp;
}
public WebXml getWebXml() {
return webXml;
}
public long getGlobalTimeStamp() {
return globalTimeStamp;
}
public long getHostTimeStamp() {
return hostTimeStamp;
}
}
private static class JavaClassCacheEntry {
public final String superclassName;
public final String[] interfaceNames;
private Set sciSet = null;
public JavaClassCacheEntry(JavaClass javaClass) {
superclassName = javaClass.getSuperclassName();
interfaceNames = javaClass.getInterfaceNames();
}
public String getSuperclassName() {
return superclassName;
}
public String[] getInterfaceNames() {
return interfaceNames;
}
public Set getSciSet() {
return sciSet;
}
public void setSciSet(Set sciSet) {
this.sciSet = sciSet;
}
}
}
