Class HashCodeMethod.NullValueGuard.UsingJump

java.lang.Object

net.bytebuddy.implementation.HashCodeMethod.NullValueGuard.UsingJump

All Implemented Interfaces:

HashCodeMethod.NullValueGuard

Enclosing interface:

HashCodeMethod.NullValueGuard

@Enhance
public static class HashCodeMethod.NullValueGuard.UsingJump
extends Object
implements HashCodeMethod.NullValueGuard

A null value guard that expects a reference type and that uses a jump if a field value is null.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	HashCodeMethod.NullValueGuard.UsingJump.AfterInstruction	The stack manipulation to apply after the hash value computation.
protected class	HashCodeMethod.NullValueGuard.UsingJump.BeforeInstruction	The stack manipulation to apply before the hash value computation.

Nested classes/interfaces inherited from interface HashCodeMethod.NullValueGuard

HashCodeMethod.NullValueGuard.NoOp, HashCodeMethod.NullValueGuard.UsingJump

Field Summary

Fields

Modifier and Type	Field	Description
private final MethodDescription	instrumentedMethod	The instrumented method.
private final org.objectweb.asm.Label	label	A label to indicate the target of a jump.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	UsingJump(MethodDescription instrumentedMethod)	Creates a new null value guard using a jump instruction for null values.

Method Summary

Modifier and Type	Method	Description
StackManipulation	after()	Returns a stack manipulation to apply after computing a hash value.
StackManipulation	before()	Returns a stack manipulation to apply before computing a hash value.
int	getRequiredVariablePadding()	Returns the required padding for the local variable array to apply this guard.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

instrumentedMethod

private final MethodDescription instrumentedMethod

The instrumented method.

label

private final org.objectweb.asm.Label label

A label to indicate the target of a jump.

Constructor Details

UsingJump

protected UsingJump(MethodDescription instrumentedMethod)

Creates a new null value guard using a jump instruction for null values.

Parameters:

instrumentedMethod - The instrumented method.

Method Details

before

public StackManipulation before()

Returns a stack manipulation to apply before computing a hash value.

Specified by:

before in interface HashCodeMethod.NullValueGuard

Returns:

A stack manipulation to apply before computing a hash value.

after

public StackManipulation after()

Returns a stack manipulation to apply after computing a hash value.

Specified by:

after in interface HashCodeMethod.NullValueGuard

Returns:

A stack manipulation to apply after computing a hash value.

getRequiredVariablePadding

public int getRequiredVariablePadding()

Returns the required padding for the local variable array to apply this guard.

Specified by:

getRequiredVariablePadding in interface HashCodeMethod.NullValueGuard

Returns:

The required padding for the local variable array to apply this guard.