Class ClassDefinition

• java.lang.Object
• • java.lang.instrument.ClassDefinition

public final class ClassDefinition
extends Object

This class serves as a parameter block to the Instrumentation.redefineClasses method. Serves to bind the Class that needs redefining together with the new class file bytes.

Since:

1.5

See Also:

Instrumentation.redefineClasses(java.lang.instrument.ClassDefinition...)

Constructors

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.

Methods

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.