Constructor Detail

• JreCompat

  public JreCompat()

Method Detail

• getInstance

  public static JreCompat getInstance()

• isJre8Available

  public static boolean isJre8Available()

• setUseServerCipherSuitesOrder

  public void setUseServerCipherSuitesOrder(javax.net.ssl.SSLServerSocket socket,
                                   boolean useCipherSuitesOrder)

• setUseServerCipherSuitesOrder

  public void setUseServerCipherSuitesOrder(javax.net.ssl.SSLEngine engine,
                                   boolean useCipherSuitesOrder)

• isJre9Available

  public static boolean isJre9Available()

• isInstanceOfInaccessibleObjectException

  public boolean isInstanceOfInaccessibleObjectException(java.lang.Throwable t)

  Test if the provided exception is an instance of java.lang.reflect.InaccessibleObjectException.

  Parameters:

  t - The exception to test

  Returns:

  true if the exception is an instance of InaccessibleObjectException, otherwise false

• disableCachingForJarUrlConnections

  public void disableCachingForJarUrlConnections()
                                          throws java.io.IOException

  Disables caching for JAR URL connections. For Java 8 and earlier, this also disables caching for ALL URL connections.

  Throws:

  java.io.IOException - If a dummy JAR URLConnection can not be created

• addBootModulePath

  public void addBootModulePath(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.

  Parameters:

  classPathUrlsToProcess - The Deque to which the modules should be added

• jarFileNewInstance

  public final java.util.jar.JarFile jarFileNewInstance(java.lang.String s)
                                                 throws java.io.IOException

  Creates a new JarFile instance. When running on Java 9 and later, the JarFile will be multi-release JAR aware. While this isn't strictly required to be in this package, it is provided as a convenience method.

  Parameters:

  s - The JAR file to open

  Returns:

  A JarFile instance based on the provided path

  Throws:

  java.io.IOException - If an I/O error occurs creating the JarFile instance

• jarFileNewInstance

  public java.util.jar.JarFile jarFileNewInstance(java.io.File f)
                                           throws java.io.IOException

  Creates a new JarFile instance. When running on Java 9 and later, the JarFile will be multi-release JAR aware.

  Parameters:

  f - The JAR file to open

  Returns:

  A JarFile instance based on the provided file

  Throws:

  java.io.IOException - If an I/O error occurs creating the JarFile instance

• jarFileIsMultiRelease

  public boolean jarFileIsMultiRelease(java.util.jar.JarFile jarFile)

  Is this JarFile a multi-release JAR file.

  Parameters:

  jarFile - The JarFile to test

  Returns:

  true If it is a multi-release JAR file and is configured to behave as such.

• jarFileRuntimeMajorVersion

  public int jarFileRuntimeMajorVersion()