MemberSubstitution.Argument

```
@Documented
@Retention(RUNTIME)
@Target({PARAMETER,METHOD,CONSTRUCTOR})
public static @interface MemberSubstitution.Argument
```
Indicates that the annotated parameter should be mapped to the parameter with index value().

Important: Don't confuse this annotation with Argument or Advice.Argument. This annotation should be used only in combination with MemberSubstitution.Substitution.Chain.Step.ForDelegation.

See Also:

MemberSubstitution.Substitution.Chain.Step.ForDelegation

Required Element Summary

Required Elements
Modifier and Type Required Element Description

int value
Determines the index of the parameter that is being assigned.

Optional Element Summary

Optional Elements
Modifier and Type	Optional Element	Description
`boolean`	`optional`	Determines if the parameter should be assigned `null` if no argument with the specified index is available.
`MemberSubstitution.Source`	`source`	Determines the source that is considered for this annotation which can be either the substituted method, constructor or field, or the instrumented method.
`Assigner.Typing`	`typing`	The typing that should be applied when assigning the argument.

- Element Detail
  - value
```
int value
```
    Determines the index of the parameter that is being assigned.
    
    Returns:
    
    The index of the parameter that is being assigned.
- - typing
```
Assigner.Typing typing
```
    The typing that should be applied when assigning the argument.
    
    Returns:
    
    The typing to apply upon assignment.
    
    Default:
    
    net.bytebuddy.implementation.bytecode.assign.Assigner.Typing.STATIC
- - source
```
MemberSubstitution.Source source
```
    Determines the source that is considered for this annotation which can be either the substituted method, constructor or field, or the instrumented method.
    
    Returns:
    
    The source that is considered for this annotation.
    
    Default:
    
    net.bytebuddy.asm.MemberSubstitution.Source.SUBSTITUTED_ELEMENT
- - optional
```
boolean optional
```
    Determines if the parameter should be assigned null if no argument with the specified index is available.
    
    Returns:
    
    true if the value assignment is optional.
    
    Default:
    
    false