Package org.apache.tomcat.util.compat
Class Jre21Compat
- java.lang.Object
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- org.apache.tomcat.util.compat.JreCompat
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- org.apache.tomcat.util.compat.Jre19Compat
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- org.apache.tomcat.util.compat.Jre21Compat
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public class Jre21Compat extends Jre19Compat
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Field Summary
Fields Modifier and Type Field Description protected static java.lang.reflect.MethodgetApplicationProtocolMethodprotected static java.lang.reflect.MethodsetApplicationProtocolsMethod
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Constructor Summary
Constructors Constructor Description Jre21Compat()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description voidaddBootModulePath(java.util.Deque<java.net.URL> classPathUrlsToProcess)Obtains the URLs for all the JARs on the module path when the JVM starts and adds them to the provided Deque.booleancanAccess(java.lang.Object base, java.lang.reflect.AccessibleObject accessibleObject)Is the accessibleObject accessible (as a result of appropriate module exports) on the provided instance?java.lang.ObjectcreateVirtualThreadBuilder(java.lang.String name)Create a thread builder for virtual threads using the given name to name the threads.voiddisableCachingForJarUrlConnections()Disables caching for JAR URL connections.java.lang.StringgetApplicationProtocol(javax.net.ssl.SSLEngine sslEngine)Get the application protocol that has been negotiated for connection associated with the given SSLEngine.java.security.KeyStore.LoadStoreParametergetDomainLoadStoreParameter(java.net.URI uri)java.lang.StringgetModuleName(java.lang.Class<?> type)What is the module of the given class?static booleanisAlpnSupported()booleanisExported(java.lang.Class<?> type)Is the given class in an exported package?booleanisInstanceOfInaccessibleObjectException(java.lang.Throwable t)Test if the provided exception is an instance of java.lang.reflect.InaccessibleObjectException.booleanjarFileIsMultiRelease(java.util.jar.JarFile jarFile)Is this JarFile a multi-release JAR file.java.util.jar.JarFilejarFileNewInstance(java.io.File f)Creates a new JarFile instance.intjarFileRuntimeMajorVersion()voidsetApplicationProtocols(javax.net.ssl.SSLParameters sslParameters, java.lang.String[] protocols)Set the application protocols the server will accept for ALPNvoidsetUseServerCipherSuitesOrder(javax.net.ssl.SSLParameters sslParameters, boolean useCipherSuitesOrder)voidthreadBuilderStart(java.lang.Object threadBuilder, java.lang.Runnable command)Create a thread with the given thread builder and use it to execute the given runnable.-
Methods inherited from class org.apache.tomcat.util.compat.Jre19Compat
getExecutor
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Methods inherited from class org.apache.tomcat.util.compat.JreCompat
getInstance, isJre11Available, isJre16Available, isJre19Available, isJre21Available, isJre8Available, isJre9Available, jarFileNewInstance
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Method Detail
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createVirtualThreadBuilder
public java.lang.Object createVirtualThreadBuilder(java.lang.String name)
Description copied from class:JreCompatCreate a thread builder for virtual threads using the given name to name the threads.- Overrides:
createVirtualThreadBuilderin classJreCompat- Parameters:
name- The base name for the threads- Returns:
- The thread buidler for virtual threads
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threadBuilderStart
public void threadBuilderStart(java.lang.Object threadBuilder, java.lang.Runnable command)Description copied from class:JreCompatCreate a thread with the given thread builder and use it to execute the given runnable.- Overrides:
threadBuilderStartin classJreCompat- Parameters:
threadBuilder- The thread builder to use to create a threadcommand- The command to run
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isInstanceOfInaccessibleObjectException
public boolean isInstanceOfInaccessibleObjectException(java.lang.Throwable t)
Description copied from class:JreCompatTest if the provided exception is an instance of java.lang.reflect.InaccessibleObjectException.- Overrides:
isInstanceOfInaccessibleObjectExceptionin classJreCompat- Parameters:
t- The exception to test- Returns:
trueif the exception is an instance of InaccessibleObjectException, otherwisefalse
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disableCachingForJarUrlConnections
public void disableCachingForJarUrlConnections() throws java.io.IOExceptionDescription copied from class:JreCompatDisables caching for JAR URL connections. For Java 8 and earlier, this also disables caching for ALL URL connections.- Overrides:
disableCachingForJarUrlConnectionsin classJreCompat- Throws:
java.io.IOException- If a dummy JAR URLConnection can not be created
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addBootModulePath
public void addBootModulePath(java.util.Deque<java.net.URL> classPathUrlsToProcess)
Description copied from class:JreCompatObtains the URLs for all the JARs on the module path when the JVM starts and adds them to the provided Deque.- Overrides:
addBootModulePathin classJreCompat- Parameters:
classPathUrlsToProcess- The Deque to which the modules should be added
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jarFileNewInstance
public java.util.jar.JarFile jarFileNewInstance(java.io.File f) throws java.io.IOExceptionDescription copied from class:JreCompatCreates a new JarFile instance. When running on Java 9 and later, the JarFile will be multi-release JAR aware.- Overrides:
jarFileNewInstancein classJreCompat- Parameters:
f- The JAR file to open- Returns:
- A JarFile instance based on the provided file
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java.io.IOException- If an I/O error occurs creating the JarFile instance
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jarFileIsMultiRelease
public boolean jarFileIsMultiRelease(java.util.jar.JarFile jarFile)
Description copied from class:JreCompatIs this JarFile a multi-release JAR file.- Overrides:
jarFileIsMultiReleasein classJreCompat- Parameters:
jarFile- The JarFile to test- Returns:
trueIf it is a multi-release JAR file and is configured to behave as such.
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jarFileRuntimeMajorVersion
public int jarFileRuntimeMajorVersion()
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canAccess
public boolean canAccess(java.lang.Object base, java.lang.reflect.AccessibleObject accessibleObject)Description copied from class:JreCompatIs the accessibleObject accessible (as a result of appropriate module exports) on the provided instance?
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isExported
public boolean isExported(java.lang.Class<?> type)
Description copied from class:JreCompatIs the given class in an exported package?- Overrides:
isExportedin classJreCompat- Parameters:
type- The class to test- Returns:
- Always
truefor Java 8.trueif the enclosing package is exported for Java 9+
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getModuleName
public java.lang.String getModuleName(java.lang.Class<?> type)
Description copied from class:JreCompatWhat is the module of the given class?- Overrides:
getModuleNamein classJreCompat- Parameters:
type- The class to test- Returns:
- Always
truefor Java 8.trueif the enclosing package is exported for Java 9+
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setUseServerCipherSuitesOrder
public void setUseServerCipherSuitesOrder(javax.net.ssl.SSLParameters sslParameters, boolean useCipherSuitesOrder)- Overrides:
setUseServerCipherSuitesOrderin classJreCompat
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getDomainLoadStoreParameter
public java.security.KeyStore.LoadStoreParameter getDomainLoadStoreParameter(java.net.URI uri)
- Overrides:
getDomainLoadStoreParameterin classJreCompat
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setApplicationProtocols
public void setApplicationProtocols(javax.net.ssl.SSLParameters sslParameters, java.lang.String[] protocols)Description copied from class:JreCompatSet the application protocols the server will accept for ALPN- Overrides:
setApplicationProtocolsin classJreCompat- Parameters:
sslParameters- The SSL parameters for a connectionprotocols- The application protocols to be allowed for that connection
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getApplicationProtocol
public java.lang.String getApplicationProtocol(javax.net.ssl.SSLEngine sslEngine)
Description copied from class:JreCompatGet the application protocol that has been negotiated for connection associated with the given SSLEngine.- Overrides:
getApplicationProtocolin classJreCompat- Parameters:
sslEngine- The SSLEngine for which to obtain the negotiated protocol- Returns:
- The name of the negotiated protocol
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isAlpnSupported
public static boolean isAlpnSupported()
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