org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory Maven / Gradle / Ivy
/*
* Copyright 2012-2020 the original author or authors.
*
* Licensed 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
*
* https://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.springframework.boot.web.embedded.tomcat;
import java.io.File;
import java.io.InputStream;
import java.lang.reflect.Method;
import java.net.URL;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.time.Duration;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Locale;
import java.util.Set;
import java.util.stream.Collectors;
import javax.servlet.ServletContainerInitializer;
import org.apache.catalina.Context;
import org.apache.catalina.Engine;
import org.apache.catalina.Host;
import org.apache.catalina.Lifecycle;
import org.apache.catalina.LifecycleEvent;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.LifecycleListener;
import org.apache.catalina.Manager;
import org.apache.catalina.Valve;
import org.apache.catalina.WebResource;
import org.apache.catalina.WebResourceRoot.ResourceSetType;
import org.apache.catalina.WebResourceSet;
import org.apache.catalina.Wrapper;
import org.apache.catalina.connector.Connector;
import org.apache.catalina.core.AprLifecycleListener;
import org.apache.catalina.loader.WebappLoader;
import org.apache.catalina.session.StandardManager;
import org.apache.catalina.startup.Tomcat;
import org.apache.catalina.startup.Tomcat.FixContextListener;
import org.apache.catalina.util.LifecycleBase;
import org.apache.catalina.webresources.AbstractResourceSet;
import org.apache.catalina.webresources.EmptyResource;
import org.apache.catalina.webresources.StandardRoot;
import org.apache.coyote.AbstractProtocol;
import org.apache.coyote.ProtocolHandler;
import org.apache.coyote.http2.Http2Protocol;
import org.apache.tomcat.util.modeler.Registry;
import org.apache.tomcat.util.scan.StandardJarScanFilter;
import org.springframework.boot.util.LambdaSafe;
import org.springframework.boot.web.server.ErrorPage;
import org.springframework.boot.web.server.MimeMappings;
import org.springframework.boot.web.server.WebServer;
import org.springframework.boot.web.servlet.ServletContextInitializer;
import org.springframework.boot.web.servlet.server.AbstractServletWebServerFactory;
import org.springframework.context.ResourceLoaderAware;
import org.springframework.core.io.ResourceLoader;
import org.springframework.util.Assert;
import org.springframework.util.ClassUtils;
import org.springframework.util.ReflectionUtils;
import org.springframework.util.StringUtils;
/**
* {@link AbstractServletWebServerFactory} that can be used to create
* {@link TomcatWebServer}s. Can be initialized using Spring's
* {@link ServletContextInitializer}s or Tomcat {@link LifecycleListener}s.
*
* Unless explicitly configured otherwise this factory will create containers that listen
* for HTTP requests on port 8080.
*
* @author Phillip Webb
* @author Dave Syer
* @author Brock Mills
* @author Stephane Nicoll
* @author Andy Wilkinson
* @author Eddú Meléndez
* @author Christoffer Sawicki
* @author Dawid Antecki
* @since 2.0.0
* @see #setPort(int)
* @see #setContextLifecycleListeners(Collection)
* @see TomcatWebServer
*/
public class TomcatServletWebServerFactory extends AbstractServletWebServerFactory
implements ConfigurableTomcatWebServerFactory, ResourceLoaderAware {
private static final Charset DEFAULT_CHARSET = StandardCharsets.UTF_8;
private static final Set> NO_CLASSES = Collections.emptySet();
/**
* The class name of default protocol used.
*/
public static final String DEFAULT_PROTOCOL = "org.apache.coyote.http11.Http11NioProtocol";
private File baseDirectory;
private List engineValves = new ArrayList<>();
private List contextValves = new ArrayList<>();
private List contextLifecycleListeners = getDefaultLifecycleListeners();
private Set tomcatContextCustomizers = new LinkedHashSet<>();
private Set tomcatConnectorCustomizers = new LinkedHashSet<>();
private Set> tomcatProtocolHandlerCustomizers = new LinkedHashSet<>();
private final List additionalTomcatConnectors = new ArrayList<>();
private ResourceLoader resourceLoader;
private String protocol = DEFAULT_PROTOCOL;
private Set tldSkipPatterns = new LinkedHashSet<>(TldSkipPatterns.DEFAULT);
private Charset uriEncoding = DEFAULT_CHARSET;
private int backgroundProcessorDelay;
private boolean disableMBeanRegistry = true;
/**
* Create a new {@link TomcatServletWebServerFactory} instance.
*/
public TomcatServletWebServerFactory() {
}
/**
* Create a new {@link TomcatServletWebServerFactory} that listens for requests using
* the specified port.
* @param port the port to listen on
*/
public TomcatServletWebServerFactory(int port) {
super(port);
}
/**
* Create a new {@link TomcatServletWebServerFactory} with the specified context path
* and port.
* @param contextPath the root context path
* @param port the port to listen on
*/
public TomcatServletWebServerFactory(String contextPath, int port) {
super(contextPath, port);
}
private static List getDefaultLifecycleListeners() {
AprLifecycleListener aprLifecycleListener = new AprLifecycleListener();
return AprLifecycleListener.isAprAvailable() ? new ArrayList<>(Arrays.asList(aprLifecycleListener))
: new ArrayList<>();
}
@Override
public WebServer getWebServer(ServletContextInitializer... initializers) {
if (this.disableMBeanRegistry) {
Registry.disableRegistry();
}
Tomcat tomcat = new Tomcat();
File baseDir = (this.baseDirectory != null) ? this.baseDirectory : createTempDir("tomcat");
tomcat.setBaseDir(baseDir.getAbsolutePath());
Connector connector = new Connector(this.protocol);
connector.setThrowOnFailure(true);
tomcat.getService().addConnector(connector);
customizeConnector(connector);
tomcat.setConnector(connector);
tomcat.getHost().setAutoDeploy(false);
configureEngine(tomcat.getEngine());
for (Connector additionalConnector : this.additionalTomcatConnectors) {
tomcat.getService().addConnector(additionalConnector);
}
prepareContext(tomcat.getHost(), initializers);
return getTomcatWebServer(tomcat);
}
private void configureEngine(Engine engine) {
engine.setBackgroundProcessorDelay(this.backgroundProcessorDelay);
for (Valve valve : this.engineValves) {
engine.getPipeline().addValve(valve);
}
}
protected void prepareContext(Host host, ServletContextInitializer[] initializers) {
File documentRoot = getValidDocumentRoot();
TomcatEmbeddedContext context = new TomcatEmbeddedContext();
if (documentRoot != null) {
context.setResources(new LoaderHidingResourceRoot(context));
}
context.setName(getContextPath());
context.setDisplayName(getDisplayName());
context.setPath(getContextPath());
File docBase = (documentRoot != null) ? documentRoot : createTempDir("tomcat-docbase");
context.setDocBase(docBase.getAbsolutePath());
context.addLifecycleListener(new FixContextListener());
context.setParentClassLoader((this.resourceLoader != null) ? this.resourceLoader.getClassLoader()
: ClassUtils.getDefaultClassLoader());
resetDefaultLocaleMapping(context);
addLocaleMappings(context);
try {
context.setCreateUploadTargets(true);
}
catch (NoSuchMethodError ex) {
// Tomcat is < 8.5.39. Continue.
}
configureTldSkipPatterns(context);
WebappLoader loader = new WebappLoader();
loader.setLoaderClass(TomcatEmbeddedWebappClassLoader.class.getName());
loader.setDelegate(true);
context.setLoader(loader);
if (isRegisterDefaultServlet()) {
addDefaultServlet(context);
}
if (shouldRegisterJspServlet()) {
addJspServlet(context);
addJasperInitializer(context);
}
context.addLifecycleListener(new StaticResourceConfigurer(context));
ServletContextInitializer[] initializersToUse = mergeInitializers(initializers);
host.addChild(context);
configureContext(context, initializersToUse);
postProcessContext(context);
}
/**
* Override Tomcat's default locale mappings to align with other servers. See
* {@code org.apache.catalina.util.CharsetMapperDefault.properties}.
* @param context the context to reset
*/
private void resetDefaultLocaleMapping(TomcatEmbeddedContext context) {
context.addLocaleEncodingMappingParameter(Locale.ENGLISH.toString(), DEFAULT_CHARSET.displayName());
context.addLocaleEncodingMappingParameter(Locale.FRENCH.toString(), DEFAULT_CHARSET.displayName());
}
private void addLocaleMappings(TomcatEmbeddedContext context) {
getLocaleCharsetMappings().forEach(
(locale, charset) -> context.addLocaleEncodingMappingParameter(locale.toString(), charset.toString()));
}
private void configureTldSkipPatterns(TomcatEmbeddedContext context) {
StandardJarScanFilter filter = new StandardJarScanFilter();
filter.setTldSkip(StringUtils.collectionToCommaDelimitedString(this.tldSkipPatterns));
context.getJarScanner().setJarScanFilter(filter);
}
private void addDefaultServlet(Context context) {
Wrapper defaultServlet = context.createWrapper();
defaultServlet.setName("default");
defaultServlet.setServletClass("org.apache.catalina.servlets.DefaultServlet");
defaultServlet.addInitParameter("debug", "0");
defaultServlet.addInitParameter("listings", "false");
defaultServlet.setLoadOnStartup(1);
// Otherwise the default location of a Spring DispatcherServlet cannot be set
defaultServlet.setOverridable(true);
context.addChild(defaultServlet);
context.addServletMappingDecoded("/", "default");
}
private void addJspServlet(Context context) {
Wrapper jspServlet = context.createWrapper();
jspServlet.setName("jsp");
jspServlet.setServletClass(getJsp().getClassName());
jspServlet.addInitParameter("fork", "false");
getJsp().getInitParameters().forEach(jspServlet::addInitParameter);
jspServlet.setLoadOnStartup(3);
context.addChild(jspServlet);
context.addServletMappingDecoded("*.jsp", "jsp");
context.addServletMappingDecoded("*.jspx", "jsp");
}
private void addJasperInitializer(TomcatEmbeddedContext context) {
try {
ServletContainerInitializer initializer = (ServletContainerInitializer) ClassUtils
.forName("org.apache.jasper.servlet.JasperInitializer", null).newInstance();
context.addServletContainerInitializer(initializer, null);
}
catch (Exception ex) {
// Probably not Tomcat 8
}
}
// Needs to be protected so it can be used by subclasses
protected void customizeConnector(Connector connector) {
int port = Math.max(getPort(), 0);
connector.setPort(port);
if (StringUtils.hasText(getServerHeader())) {
connector.setProperty("server", getServerHeader());
}
if (connector.getProtocolHandler() instanceof AbstractProtocol) {
customizeProtocol((AbstractProtocol) connector.getProtocolHandler());
}
invokeProtocolHandlerCustomizers(connector.getProtocolHandler());
if (getUriEncoding() != null) {
connector.setURIEncoding(getUriEncoding().name());
}
// Don't bind to the socket prematurely if ApplicationContext is slow to start
connector.setProperty("bindOnInit", "false");
if (getSsl() != null && getSsl().isEnabled()) {
customizeSsl(connector);
}
TomcatConnectorCustomizer compression = new CompressionConnectorCustomizer(getCompression());
compression.customize(connector);
for (TomcatConnectorCustomizer customizer : this.tomcatConnectorCustomizers) {
customizer.customize(connector);
}
}
private void customizeProtocol(AbstractProtocol protocol) {
if (getAddress() != null) {
protocol.setAddress(getAddress());
}
}
@SuppressWarnings("unchecked")
private void invokeProtocolHandlerCustomizers(ProtocolHandler protocolHandler) {
LambdaSafe.callbacks(TomcatProtocolHandlerCustomizer.class, this.tomcatProtocolHandlerCustomizers,
protocolHandler).invoke((customizer) -> customizer.customize(protocolHandler));
}
private void customizeSsl(Connector connector) {
new SslConnectorCustomizer(getSsl(), getSslStoreProvider()).customize(connector);
if (getHttp2() != null && getHttp2().isEnabled()) {
connector.addUpgradeProtocol(new Http2Protocol());
}
}
/**
* Configure the Tomcat {@link Context}.
* @param context the Tomcat context
* @param initializers initializers to apply
*/
protected void configureContext(Context context, ServletContextInitializer[] initializers) {
TomcatStarter starter = new TomcatStarter(initializers);
if (context instanceof TomcatEmbeddedContext) {
TomcatEmbeddedContext embeddedContext = (TomcatEmbeddedContext) context;
embeddedContext.setStarter(starter);
embeddedContext.setFailCtxIfServletStartFails(true);
}
context.addServletContainerInitializer(starter, NO_CLASSES);
for (LifecycleListener lifecycleListener : this.contextLifecycleListeners) {
context.addLifecycleListener(lifecycleListener);
}
for (Valve valve : this.contextValves) {
context.getPipeline().addValve(valve);
}
for (ErrorPage errorPage : getErrorPages()) {
org.apache.tomcat.util.descriptor.web.ErrorPage tomcatErrorPage = new org.apache.tomcat.util.descriptor.web.ErrorPage();
tomcatErrorPage.setLocation(errorPage.getPath());
tomcatErrorPage.setErrorCode(errorPage.getStatusCode());
tomcatErrorPage.setExceptionType(errorPage.getExceptionName());
context.addErrorPage(tomcatErrorPage);
}
for (MimeMappings.Mapping mapping : getMimeMappings()) {
context.addMimeMapping(mapping.getExtension(), mapping.getMimeType());
}
configureSession(context);
new DisableReferenceClearingContextCustomizer().customize(context);
for (TomcatContextCustomizer customizer : this.tomcatContextCustomizers) {
customizer.customize(context);
}
}
private void configureSession(Context context) {
long sessionTimeout = getSessionTimeoutInMinutes();
context.setSessionTimeout((int) sessionTimeout);
Boolean httpOnly = getSession().getCookie().getHttpOnly();
if (httpOnly != null) {
context.setUseHttpOnly(httpOnly);
}
if (getSession().isPersistent()) {
Manager manager = context.getManager();
if (manager == null) {
manager = new StandardManager();
context.setManager(manager);
}
configurePersistSession(manager);
}
else {
context.addLifecycleListener(new DisablePersistSessionListener());
}
}
private void configurePersistSession(Manager manager) {
Assert.state(manager instanceof StandardManager,
() -> "Unable to persist HTTP session state using manager type " + manager.getClass().getName());
File dir = getValidSessionStoreDir();
File file = new File(dir, "SESSIONS.ser");
((StandardManager) manager).setPathname(file.getAbsolutePath());
}
private long getSessionTimeoutInMinutes() {
Duration sessionTimeout = getSession().getTimeout();
if (isZeroOrLess(sessionTimeout)) {
return 0;
}
return Math.max(sessionTimeout.toMinutes(), 1);
}
private boolean isZeroOrLess(Duration sessionTimeout) {
return sessionTimeout == null || sessionTimeout.isNegative() || sessionTimeout.isZero();
}
/**
* Post process the Tomcat {@link Context} before it's used with the Tomcat Server.
* Subclasses can override this method to apply additional processing to the
* {@link Context}.
* @param context the Tomcat {@link Context}
*/
protected void postProcessContext(Context context) {
}
/**
* Factory method called to create the {@link TomcatWebServer}. Subclasses can
* override this method to return a different {@link TomcatWebServer} or apply
* additional processing to the Tomcat server.
* @param tomcat the Tomcat server.
* @return a new {@link TomcatWebServer} instance
*/
protected TomcatWebServer getTomcatWebServer(Tomcat tomcat) {
return new TomcatWebServer(tomcat, getPort() >= 0, getShutdown());
}
@Override
public void setResourceLoader(ResourceLoader resourceLoader) {
this.resourceLoader = resourceLoader;
}
@Override
public void setBaseDirectory(File baseDirectory) {
this.baseDirectory = baseDirectory;
}
/**
* Returns a mutable set of the patterns that match jars to ignore for TLD scanning.
* @return the list of jars to ignore for TLD scanning
*/
public Set getTldSkipPatterns() {
return this.tldSkipPatterns;
}
/**
* Set the patterns that match jars to ignore for TLD scanning. See Tomcat's
* catalina.properties for typical values. Defaults to a list drawn from that source.
* @param patterns the jar patterns to skip when scanning for TLDs etc
*/
public void setTldSkipPatterns(Collection patterns) {
Assert.notNull(patterns, "Patterns must not be null");
this.tldSkipPatterns = new LinkedHashSet<>(patterns);
}
/**
* Add patterns that match jars to ignore for TLD scanning. See Tomcat's
* catalina.properties for typical values.
* @param patterns the additional jar patterns to skip when scanning for TLDs etc
*/
public void addTldSkipPatterns(String... patterns) {
Assert.notNull(patterns, "Patterns must not be null");
this.tldSkipPatterns.addAll(Arrays.asList(patterns));
}
/**
* The Tomcat protocol to use when create the {@link Connector}.
* @param protocol the protocol
* @see Connector#Connector(String)
*/
public void setProtocol(String protocol) {
Assert.hasLength(protocol, "Protocol must not be empty");
this.protocol = protocol;
}
/**
* Set {@link Valve}s that should be applied to the Tomcat {@link Engine}. Calling
* this method will replace any existing valves.
* @param engineValves the valves to set
*/
public void setEngineValves(Collection engineValves) {
Assert.notNull(engineValves, "Valves must not be null");
this.engineValves = new ArrayList<>(engineValves);
}
/**
* Returns a mutable collection of the {@link Valve}s that will be applied to the
* Tomcat {@link Engine}.
* @return the engine valves that will be applied
*/
public Collection getEngineValves() {
return this.engineValves;
}
@Override
public void addEngineValves(Valve... engineValves) {
Assert.notNull(engineValves, "Valves must not be null");
this.engineValves.addAll(Arrays.asList(engineValves));
}
/**
* Set {@link Valve}s that should be applied to the Tomcat {@link Context}. Calling
* this method will replace any existing valves.
* @param contextValves the valves to set
*/
public void setContextValves(Collection contextValves) {
Assert.notNull(contextValves, "Valves must not be null");
this.contextValves = new ArrayList<>(contextValves);
}
/**
* Returns a mutable collection of the {@link Valve}s that will be applied to the
* Tomcat {@link Context}.
* @return the context valves that will be applied
* @see #getEngineValves()
*/
public Collection getContextValves() {
return this.contextValves;
}
/**
* Add {@link Valve}s that should be applied to the Tomcat {@link Context}.
* @param contextValves the valves to add
*/
public void addContextValves(Valve... contextValves) {
Assert.notNull(contextValves, "Valves must not be null");
this.contextValves.addAll(Arrays.asList(contextValves));
}
/**
* Set {@link LifecycleListener}s that should be applied to the Tomcat
* {@link Context}. Calling this method will replace any existing listeners.
* @param contextLifecycleListeners the listeners to set
*/
public void setContextLifecycleListeners(Collection contextLifecycleListeners) {
Assert.notNull(contextLifecycleListeners, "ContextLifecycleListeners must not be null");
this.contextLifecycleListeners = new ArrayList<>(contextLifecycleListeners);
}
/**
* Returns a mutable collection of the {@link LifecycleListener}s that will be applied
* to the Tomcat {@link Context}.
* @return the context lifecycle listeners that will be applied
*/
public Collection getContextLifecycleListeners() {
return this.contextLifecycleListeners;
}
/**
* Add {@link LifecycleListener}s that should be added to the Tomcat {@link Context}.
* @param contextLifecycleListeners the listeners to add
*/
public void addContextLifecycleListeners(LifecycleListener... contextLifecycleListeners) {
Assert.notNull(contextLifecycleListeners, "ContextLifecycleListeners must not be null");
this.contextLifecycleListeners.addAll(Arrays.asList(contextLifecycleListeners));
}
/**
* Set {@link TomcatContextCustomizer}s that should be applied to the Tomcat
* {@link Context}. Calling this method will replace any existing customizers.
* @param tomcatContextCustomizers the customizers to set
*/
public void setTomcatContextCustomizers(Collection tomcatContextCustomizers) {
Assert.notNull(tomcatContextCustomizers, "TomcatContextCustomizers must not be null");
this.tomcatContextCustomizers = new LinkedHashSet<>(tomcatContextCustomizers);
}
/**
* Returns a mutable collection of the {@link TomcatContextCustomizer}s that will be
* applied to the Tomcat {@link Context}.
* @return the listeners that will be applied
*/
public Collection getTomcatContextCustomizers() {
return this.tomcatContextCustomizers;
}
@Override
public void addContextCustomizers(TomcatContextCustomizer... tomcatContextCustomizers) {
Assert.notNull(tomcatContextCustomizers, "TomcatContextCustomizers must not be null");
this.tomcatContextCustomizers.addAll(Arrays.asList(tomcatContextCustomizers));
}
/**
* Set {@link TomcatConnectorCustomizer}s that should be applied to the Tomcat
* {@link Connector}. Calling this method will replace any existing customizers.
* @param tomcatConnectorCustomizers the customizers to set
*/
public void setTomcatConnectorCustomizers(
Collection tomcatConnectorCustomizers) {
Assert.notNull(tomcatConnectorCustomizers, "TomcatConnectorCustomizers must not be null");
this.tomcatConnectorCustomizers = new LinkedHashSet<>(tomcatConnectorCustomizers);
}
@Override
public void addConnectorCustomizers(TomcatConnectorCustomizer... tomcatConnectorCustomizers) {
Assert.notNull(tomcatConnectorCustomizers, "TomcatConnectorCustomizers must not be null");
this.tomcatConnectorCustomizers.addAll(Arrays.asList(tomcatConnectorCustomizers));
}
/**
* Returns a mutable collection of the {@link TomcatConnectorCustomizer}s that will be
* applied to the Tomcat {@link Connector}.
* @return the customizers that will be applied
*/
public Collection getTomcatConnectorCustomizers() {
return this.tomcatConnectorCustomizers;
}
/**
* Set {@link TomcatProtocolHandlerCustomizer}s that should be applied to the Tomcat
* {@link Connector}. Calling this method will replace any existing customizers.
* @param tomcatProtocolHandlerCustomizer the customizers to set
* @since 2.2.0
*/
public void setTomcatProtocolHandlerCustomizers(
Collection> tomcatProtocolHandlerCustomizer) {
Assert.notNull(tomcatProtocolHandlerCustomizer, "TomcatProtocolHandlerCustomizers must not be null");
this.tomcatProtocolHandlerCustomizers = new LinkedHashSet<>(tomcatProtocolHandlerCustomizer);
}
/**
* Add {@link TomcatProtocolHandlerCustomizer}s that should be added to the Tomcat
* {@link Connector}.
* @param tomcatProtocolHandlerCustomizers the customizers to add
* @since 2.2.0
*/
@Override
public void addProtocolHandlerCustomizers(TomcatProtocolHandlerCustomizer... tomcatProtocolHandlerCustomizers) {
Assert.notNull(tomcatProtocolHandlerCustomizers, "TomcatProtocolHandlerCustomizers must not be null");
this.tomcatProtocolHandlerCustomizers.addAll(Arrays.asList(tomcatProtocolHandlerCustomizers));
}
/**
* Returns a mutable collection of the {@link TomcatProtocolHandlerCustomizer}s that
* will be applied to the Tomcat {@link Connector}.
* @return the customizers that will be applied
* @since 2.2.0
*/
public Collection> getTomcatProtocolHandlerCustomizers() {
return this.tomcatProtocolHandlerCustomizers;
}
/**
* Add {@link Connector}s in addition to the default connector, e.g. for SSL or AJP
* @param connectors the connectors to add
*/
public void addAdditionalTomcatConnectors(Connector... connectors) {
Assert.notNull(connectors, "Connectors must not be null");
this.additionalTomcatConnectors.addAll(Arrays.asList(connectors));
}
/**
* Returns a mutable collection of the {@link Connector}s that will be added to the
* Tomcat.
* @return the additionalTomcatConnectors
*/
public List getAdditionalTomcatConnectors() {
return this.additionalTomcatConnectors;
}
@Override
public void setUriEncoding(Charset uriEncoding) {
this.uriEncoding = uriEncoding;
}
/**
* Returns the character encoding to use for URL decoding.
* @return the URI encoding
*/
public Charset getUriEncoding() {
return this.uriEncoding;
}
@Override
public void setBackgroundProcessorDelay(int delay) {
this.backgroundProcessorDelay = delay;
}
/**
* Set whether the factory should disable Tomcat's MBean registry prior to creating
* the server.
* @param disableMBeanRegistry whether to disable the MBean registry
* @since 2.2.0
*/
public void setDisableMBeanRegistry(boolean disableMBeanRegistry) {
this.disableMBeanRegistry = disableMBeanRegistry;
}
/**
* {@link LifecycleListener} to disable persistence in the {@link StandardManager}. A
* {@link LifecycleListener} is used so not to interfere with Tomcat's default manager
* creation logic.
*/
private static class DisablePersistSessionListener implements LifecycleListener {
@Override
public void lifecycleEvent(LifecycleEvent event) {
if (event.getType().equals(Lifecycle.START_EVENT)) {
Context context = (Context) event.getLifecycle();
Manager manager = context.getManager();
if (manager instanceof StandardManager) {
((StandardManager) manager).setPathname(null);
}
}
}
}
private final class StaticResourceConfigurer implements LifecycleListener {
private final Context context;
private StaticResourceConfigurer(Context context) {
this.context = context;
}
@Override
public void lifecycleEvent(LifecycleEvent event) {
if (event.getType().equals(Lifecycle.CONFIGURE_START_EVENT)) {
addResourceJars(getUrlsOfJarsWithMetaInfResources());
}
}
private void addResourceJars(List resourceJarUrls) {
for (URL url : resourceJarUrls) {
String path = url.getPath();
if (path.endsWith(".jar") || path.endsWith(".jar!/")) {
String jar = url.toString();
if (!jar.startsWith("jar:")) {
// A jar file in the file system. Convert to Jar URL.
jar = "jar:" + jar + "!/";
}
addResourceSet(jar);
}
else {
addResourceSet(url.toString());
}
}
}
private void addResourceSet(String resource) {
try {
if (isInsideNestedJar(resource)) {
// It's a nested jar but we now don't want the suffix because Tomcat
// is going to try and locate it as a root URL (not the resource
// inside it)
resource = resource.substring(0, resource.length() - 2);
}
URL url = new URL(resource);
String path = "/META-INF/resources";
this.context.getResources().createWebResourceSet(ResourceSetType.RESOURCE_JAR, "/", url, path);
}
catch (Exception ex) {
// Ignore (probably not a directory)
}
}
private boolean isInsideNestedJar(String dir) {
return dir.indexOf("!/") < dir.lastIndexOf("!/");
}
}
private static final class LoaderHidingResourceRoot extends StandardRoot {
private LoaderHidingResourceRoot(TomcatEmbeddedContext context) {
super(context);
}
@Override
protected WebResourceSet createMainResourceSet() {
return new LoaderHidingWebResourceSet(super.createMainResourceSet());
}
}
private static final class LoaderHidingWebResourceSet extends AbstractResourceSet {
private final WebResourceSet delegate;
private final Method initInternal;
private LoaderHidingWebResourceSet(WebResourceSet delegate) {
this.delegate = delegate;
try {
this.initInternal = LifecycleBase.class.getDeclaredMethod("initInternal");
this.initInternal.setAccessible(true);
}
catch (Exception ex) {
throw new IllegalStateException(ex);
}
}
@Override
public WebResource getResource(String path) {
if (path.startsWith("/org/springframework/boot")) {
return new EmptyResource(getRoot(), path);
}
return this.delegate.getResource(path);
}
@Override
public String[] list(String path) {
return this.delegate.list(path);
}
@Override
public Set listWebAppPaths(String path) {
return this.delegate.listWebAppPaths(path).stream()
.filter((webAppPath) -> !webAppPath.startsWith("/org/springframework/boot"))
.collect(Collectors.toSet());
}
@Override
public boolean mkdir(String path) {
return this.delegate.mkdir(path);
}
@Override
public boolean write(String path, InputStream is, boolean overwrite) {
return this.delegate.write(path, is, overwrite);
}
@Override
public URL getBaseUrl() {
return this.delegate.getBaseUrl();
}
@Override
public void setReadOnly(boolean readOnly) {
this.delegate.setReadOnly(readOnly);
}
@Override
public boolean isReadOnly() {
return this.delegate.isReadOnly();
}
@Override
public void gc() {
this.delegate.gc();
}
@Override
protected void initInternal() throws LifecycleException {
if (this.delegate instanceof LifecycleBase) {
try {
ReflectionUtils.invokeMethod(this.initInternal, this.delegate);
}
catch (Exception ex) {
throw new LifecycleException(ex);
}
}
}
}
}