Package net.bytebuddy.asm

Interface Advice.ArgumentHandler

All Known Subinterfaces:
Advice.ArgumentHandler.ForAdvice, Advice.ArgumentHandler.ForInstrumentedMethod
All Known Implementing Classes:
Advice.ArgumentHandler.ForAdvice.Default, Advice.ArgumentHandler.ForAdvice.Default.ForMethodEnter, Advice.ArgumentHandler.ForAdvice.Default.ForMethodExit, Advice.ArgumentHandler.ForInstrumentedMethod.Default, Advice.ArgumentHandler.ForInstrumentedMethod.Default.Copying, Advice.ArgumentHandler.ForInstrumentedMethod.Default.Simple
Enclosing class:
Advice
public static interface Advice.ArgumentHandler
An argument handler is responsible for resolving offsets of the local variable array in the context of the applied instrumentation.

  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Interface
    Description
    static enum 
    Advice.ArgumentHandler.Factory
    A factory for creating an argument handler.
    static interface 
    Advice.ArgumentHandler.ForAdvice
    An argument handler that is used for resolving an advice method.
    static interface 
    Advice.ArgumentHandler.ForInstrumentedMethod
    An argument handler that is used for resolving the instrumented method.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    THIS_REFERENCE
    The offset of the this reference.

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    argument(int offset)
    Resolves an offset relative to an offset of the instrumented method.
    int
    enter()
    Resolves the offset of the enter value of the enter advice.
    int
    exit()
    Resolves the offset of the exit value of the exit advice.
    int
    named(String name)
    Returns the offset of the local variable with the given name.
    int
    returned()
    Resolves the offset of the returned value of the instrumented method.
    int
    thrown()
    Resolves the offset of the thrown exception of the instrumented method.

  • Field Details

    • THIS_REFERENCE

      static final int THIS_REFERENCE
      The offset of the this reference.
      See Also:

  • Method Details

    • argument

      int argument(int offset)
      Resolves an offset relative to an offset of the instrumented method.
      Parameters:
      offset - The offset to resolve.
      Returns:
      The resolved offset.

    • exit

      int exit()
      Resolves the offset of the exit value of the exit advice.
      Returns:
      The offset of the exit value.

    • enter

      int enter()
      Resolves the offset of the enter value of the enter advice.
      Returns:
      The offset of the enter value.

    • named

      int named(String name)
      Returns the offset of the local variable with the given name.
      Parameters:
      name - The name of the local variable being accessed.
      Returns:
      The named variable's offset.

    • returned

      int returned()
      Resolves the offset of the returned value of the instrumented method.
      Returns:
      The offset of the returned value of the instrumented method.

    • thrown

      int thrown()
      Resolves the offset of the thrown exception of the instrumented method.
      Returns:
      The offset of the thrown exception of the instrumented method.