Package net.bytebuddy.asm
Class MemberSubstitution.SubstitutingMethodVisitor
java.lang.Object
org.objectweb.asm.MethodVisitor
net.bytebuddy.utility.visitor.LocalVariableAwareMethodVisitor
net.bytebuddy.asm.MemberSubstitution.SubstitutingMethodVisitor
- Enclosing class:
MemberSubstitution
protected static class MemberSubstitution.SubstitutingMethodVisitor
extends LocalVariableAwareMethodVisitor
A method visitor that applies a substitution for matched methods.
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Nested Class Summary
Nested ClassesModifier and TypeClassDescriptionprivate class
A method visitor that traces offsets of the local variable array being used. -
Field Summary
FieldsModifier and TypeFieldDescriptionprivate final boolean
true
if the instrumentation should fail if applied to a method without match.private final Implementation.Context
The implementation context to use.private final MethodDescription
The instrumented method.private final TypeDescription
The instrumented type.private int
The minimum amount of local variable array slots that are required to apply substitutions.private boolean
true
if at least one member was substituted during the application of this visitor.private final MethodGraph.Compiler
The method graph compiler to use.private final MemberSubstitution.Replacement
The replacement to use for creating substitutions.private int
An additional buffer for the operand stack that is required.private final boolean
true
if the method processing should be strict where an exception is raised if a member cannot be found.private final TypePool
The type pool to use.private final boolean
Iftrue
, virtual method calls might target private methods in accordance to the nest mate specification.Fields inherited from class org.objectweb.asm.MethodVisitor
api, mv
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Constructor Summary
ConstructorsModifierConstructorDescriptionprotected
SubstitutingMethodVisitor
(org.objectweb.asm.MethodVisitor methodVisitor, TypeDescription instrumentedType, MethodDescription instrumentedMethod, MethodGraph.Compiler methodGraphCompiler, boolean strict, boolean failIfNoMatch, MemberSubstitution.Replacement replacement, Implementation.Context implementationContext, TypePool typePool, boolean virtualPrivateCalls) Creates a new substituting method visitor. -
Method Summary
Modifier and TypeMethodDescriptionvoid
visitFieldInsn
(int opcode, String owner, String internalName, String descriptor) void
visitInvokeDynamicInsn
(String name, String descriptor, org.objectweb.asm.Handle handle, Object... argument) void
visitMaxs
(int stackSize, int localVariableLength) void
visitMethodInsn
(int opcode, String owner, String internalName, String descriptor, boolean isInterface) Methods inherited from class net.bytebuddy.utility.visitor.LocalVariableAwareMethodVisitor
getFreeOffset, visitVarInsn
Methods inherited from class org.objectweb.asm.MethodVisitor
getDelegate, visitAnnotableParameterCount, visitAnnotation, visitAnnotationDefault, visitAttribute, visitCode, visitEnd, visitFrame, visitIincInsn, visitInsn, visitInsnAnnotation, visitIntInsn, visitJumpInsn, visitLabel, visitLdcInsn, visitLineNumber, visitLocalVariable, visitLocalVariableAnnotation, visitLookupSwitchInsn, visitMethodInsn, visitMultiANewArrayInsn, visitParameter, visitParameterAnnotation, visitTableSwitchInsn, visitTryCatchAnnotation, visitTryCatchBlock, visitTypeAnnotation, visitTypeInsn
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Field Details
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instrumentedType
The instrumented type. -
instrumentedMethod
The instrumented method. -
methodGraphCompiler
The method graph compiler to use. -
strict
private final boolean stricttrue
if the method processing should be strict where an exception is raised if a member cannot be found. -
failIfNoMatch
private final boolean failIfNoMatchtrue
if the instrumentation should fail if applied to a method without match. -
replacement
The replacement to use for creating substitutions. -
implementationContext
The implementation context to use. -
typePool
The type pool to use. -
virtualPrivateCalls
private final boolean virtualPrivateCallsIftrue
, virtual method calls might target private methods in accordance to the nest mate specification. -
stackSizeBuffer
private int stackSizeBufferAn additional buffer for the operand stack that is required. -
localVariableExtension
private int localVariableExtensionThe minimum amount of local variable array slots that are required to apply substitutions. -
matched
private boolean matchedtrue
if at least one member was substituted during the application of this visitor.
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Constructor Details
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SubstitutingMethodVisitor
protected SubstitutingMethodVisitor(org.objectweb.asm.MethodVisitor methodVisitor, TypeDescription instrumentedType, MethodDescription instrumentedMethod, MethodGraph.Compiler methodGraphCompiler, boolean strict, boolean failIfNoMatch, MemberSubstitution.Replacement replacement, Implementation.Context implementationContext, TypePool typePool, boolean virtualPrivateCalls) Creates a new substituting method visitor.- Parameters:
methodVisitor
- The method visitor to delegate to.instrumentedType
- The instrumented type.instrumentedMethod
- The instrumented method.methodGraphCompiler
- The method graph compiler to use.strict
-true
if the method processing should be strict where an exception is raised if a member cannot be found.failIfNoMatch
-true
if the instrumentation should fail if applied to a method without match.replacement
- The replacement to use for creating substitutions.implementationContext
- The implementation context to use.typePool
- The type pool to use.virtualPrivateCalls
-true
, virtual method calls might target private methods in accordance to the nest mate specification.
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Method Details
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visitFieldInsn
- Overrides:
visitFieldInsn
in classorg.objectweb.asm.MethodVisitor
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visitMethodInsn
public void visitMethodInsn(int opcode, String owner, String internalName, String descriptor, boolean isInterface) - Overrides:
visitMethodInsn
in classorg.objectweb.asm.MethodVisitor
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visitInvokeDynamicInsn
public void visitInvokeDynamicInsn(String name, String descriptor, org.objectweb.asm.Handle handle, Object... argument) - Overrides:
visitInvokeDynamicInsn
in classorg.objectweb.asm.MethodVisitor
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visitMaxs
public void visitMaxs(int stackSize, int localVariableLength) - Overrides:
visitMaxs
in classorg.objectweb.asm.MethodVisitor
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