Package net.bytebuddy.implementation
Class HashCodeMethod.NullValueGuard.UsingJump.BeforeInstruction
- java.lang.Object
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- net.bytebuddy.implementation.HashCodeMethod.NullValueGuard.UsingJump.BeforeInstruction
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- All Implemented Interfaces:
StackManipulation
- Enclosing class:
- HashCodeMethod.NullValueGuard.UsingJump
protected static class HashCodeMethod.NullValueGuard.UsingJump.BeforeInstruction extends java.lang.Object implements StackManipulation
The stack manipulation to apply before the hash value computation.
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Nested Class Summary
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Nested classes/interfaces inherited from interface net.bytebuddy.implementation.bytecode.StackManipulation
StackManipulation.Compound, StackManipulation.Illegal, StackManipulation.Size, StackManipulation.Trivial
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Constructor Summary
Constructors Modifier Constructor Description protected
BeforeInstruction(MethodDescription instrumentedMethod, org.objectweb.asm.Label label)
Creates a new instruction to run before anull
check.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description StackManipulation.Size
apply(org.objectweb.asm.MethodVisitor methodVisitor, Implementation.Context implementationContext)
Applies the stack manipulation that is described by this instance.boolean
isValid()
Determines if this stack manipulation is valid.
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Constructor Detail
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BeforeInstruction
protected BeforeInstruction(MethodDescription instrumentedMethod, org.objectweb.asm.Label label)
Creates a new instruction to run before anull
check.- Parameters:
instrumentedMethod
- The instrumented method.label
- A label to indicate the target of a jump.
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Method Detail
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isValid
public boolean isValid()
Description copied from interface:StackManipulation
Determines if this stack manipulation is valid.- Specified by:
isValid
in interfaceStackManipulation
- Returns:
- If
false
, this manipulation cannot be applied and should throw an exception.
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apply
public StackManipulation.Size apply(org.objectweb.asm.MethodVisitor methodVisitor, Implementation.Context implementationContext)
Description copied from interface:StackManipulation
Applies the stack manipulation that is described by this instance.- Specified by:
apply
in interfaceStackManipulation
- Parameters:
methodVisitor
- The method visitor used to write the method implementation to.implementationContext
- The context of the current implementation.- Returns:
- The changes to the size of the operand stack that are implied by this stack manipulation.
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