Java Module java.instrument Package java.lang.instrument Class ClassDefinition（JDK11）

Constructor Detail

• ClassDefinition

  public ClassDefinition​(Class<?> theClass,
                         byte[] theClassFile)

  Creates a new ClassDefinition binding using the supplied class and class file bytes. Does not copy the supplied buffer, just captures a reference to it.

  Parameters:

  theClass - the Class that needs redefining

  theClassFile - the new class file bytes

  Throws:

  NullPointerException - if the supplied class or array is null.

Method Detail

• getDefinitionClass

  public Class<?> getDefinitionClass()

  Returns the class.

  Returns:

  the Class object referred to.

• getDefinitionClassFile

  public byte[] getDefinitionClassFile()

  Returns the array of bytes that contains the new class file.

  Returns:

  the class file bytes.