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 class`	`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 int THIS_REFERENCE
The offset of the this reference.

Method Summary

All Methods Instance Methods Abstract Methods
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(java.lang.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 Detail
  - THIS_REFERENCE
```
static final int THIS_REFERENCE
```
    The offset of the this reference.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - 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(java.lang.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.