Package net.bytebuddy.dynamic.scaffold

Class TypeWriter.Default.ForInlining.RedefinitionClassVisitor

java.lang.Object

org.objectweb.asm.ClassVisitor

net.bytebuddy.dynamic.scaffold.TypeWriter.Default.ForInlining.RedefinitionClassVisitor

Enclosing class:

TypeWriter.Default.ForInlining<U>

protected class TypeWriter.Default.ForInlining.RedefinitionClassVisitor
extends org.objectweb.asm.ClassVisitor

A class visitor which is capable of applying a redefinition of an existing class file.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	TypeWriter.Default.ForInlining.RedefinitionClassVisitor.AttributeObtainingFieldVisitor	A field visitor that obtains all attributes and annotations of a field that is found in the class file but that discards all code.
protected class	TypeWriter.Default.ForInlining.RedefinitionClassVisitor.AttributeObtainingMethodVisitor	A method visitor that obtains all attributes and annotations of a method that is found in the class file but that discards all code.
protected class	TypeWriter.Default.ForInlining.RedefinitionClassVisitor.CodePreservingMethodVisitor	A method visitor that preserves the code of a method in the class file by copying it into a rebased method while copying all attributes and annotations to the actual method.

Field Summary

Fields inherited from class org.objectweb.asm.ClassVisitor

api, cv

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	RedefinitionClassVisitor(org.objectweb.asm.ClassVisitor classVisitor, TypeInitializer typeInitializer, TypeWriter.Default.ForInlining.ContextRegistry contextRegistry, int writerFlags, int readerFlags)	Creates a class visitor which is capable of redefining an existent class on the fly.

Method Summary

Modifier and Type	Method	Description
protected org.objectweb.asm.MethodVisitor	redefine(MethodDescription methodDescription, boolean abstractOrigin, java.lang.String genericSignature)	Redefines a given method if this is required by looking up a potential implementation from the TypeWriter.MethodPool.
protected org.objectweb.asm.FieldVisitor	redefine(TypeWriter.FieldPool.Record record, java.lang.Object defaultValue, java.lang.String genericSignature)	Redefines a field using the given explicit field pool record and default value.
void	visit(int classFileVersionNumber, int modifiers, java.lang.String internalName, java.lang.String genericSignature, java.lang.String superClassInternalName, java.lang.String[] interfaceTypeInternalName)
org.objectweb.asm.AnnotationVisitor	visitAnnotation(java.lang.String descriptor, boolean visible)
void	visitEnd()
org.objectweb.asm.FieldVisitor	visitField(int modifiers, java.lang.String internalName, java.lang.String descriptor, java.lang.String genericSignature, java.lang.Object defaultValue)
void	visitInnerClass(java.lang.String internalName, java.lang.String outerName, java.lang.String innerName, int modifiers)
org.objectweb.asm.MethodVisitor	visitMethod(int modifiers, java.lang.String internalName, java.lang.String descriptor, java.lang.String genericSignature, java.lang.String[] exceptionName)
org.objectweb.asm.AnnotationVisitor	visitTypeAnnotation(int typeReference, org.objectweb.asm.TypePath typePath, java.lang.String descriptor, boolean visible)

Methods inherited from class org.objectweb.asm.ClassVisitor

visitAttribute, visitModule, visitNestHost, visitNestMember, visitOuterClass, visitSource

Methods inherited from class java.lang.Object

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

Constructor Detail

RedefinitionClassVisitor

protected RedefinitionClassVisitor(org.objectweb.asm.ClassVisitor classVisitor,
                                   TypeInitializer typeInitializer,
                                   TypeWriter.Default.ForInlining.ContextRegistry contextRegistry,
                                   int writerFlags,
                                   int readerFlags)

Creates a class visitor which is capable of redefining an existent class on the fly.

Parameters:

classVisitor - The underlying class visitor to which writes are delegated.

typeInitializer - The type initializer to apply.

contextRegistry - A context registry to register the lazily created implementation context to.

writerFlags - The writer flags being used.

readerFlags - The reader flags being used.

Method Detail

visit

public void visit(int classFileVersionNumber,
                  int modifiers,
                  java.lang.String internalName,
                  java.lang.String genericSignature,
                  java.lang.String superClassInternalName,
                  java.lang.String[] interfaceTypeInternalName)

Overrides:

visit in class org.objectweb.asm.ClassVisitor

visitInnerClass

public void visitInnerClass(java.lang.String internalName,
                            java.lang.String outerName,
                            java.lang.String innerName,
                            int modifiers)

Overrides:

visitInnerClass in class org.objectweb.asm.ClassVisitor

visitTypeAnnotation

public org.objectweb.asm.AnnotationVisitor visitTypeAnnotation(int typeReference,
                                                               org.objectweb.asm.TypePath typePath,
                                                               java.lang.String descriptor,
                                                               boolean visible)

Overrides:

visitTypeAnnotation in class org.objectweb.asm.ClassVisitor

visitAnnotation

public org.objectweb.asm.AnnotationVisitor visitAnnotation(java.lang.String descriptor,
                                                           boolean visible)

Overrides:

visitAnnotation in class org.objectweb.asm.ClassVisitor

visitField

public org.objectweb.asm.FieldVisitor visitField(int modifiers,
                                                 java.lang.String internalName,
                                                 java.lang.String descriptor,
                                                 java.lang.String genericSignature,
                                                 java.lang.Object defaultValue)

Overrides:

visitField in class org.objectweb.asm.ClassVisitor

redefine

protected org.objectweb.asm.FieldVisitor redefine(TypeWriter.FieldPool.Record record,
                                                  java.lang.Object defaultValue,
                                                  java.lang.String genericSignature)

Redefines a field using the given explicit field pool record and default value.

Parameters:

record - The field pool value to apply during visitation of the existing field.

defaultValue - The default value to write onto the field which might be null.

genericSignature - The field's original generic signature which can be null.

Returns:

A field visitor for visiting the existing field definition.

visitMethod

public org.objectweb.asm.MethodVisitor visitMethod(int modifiers,
                                                   java.lang.String internalName,
                                                   java.lang.String descriptor,
                                                   java.lang.String genericSignature,
                                                   java.lang.String[] exceptionName)

Overrides:

visitMethod in class org.objectweb.asm.ClassVisitor

redefine

protected org.objectweb.asm.MethodVisitor redefine(MethodDescription methodDescription,
                                                   boolean abstractOrigin,
                                                   java.lang.String genericSignature)

Redefines a given method if this is required by looking up a potential implementation from the TypeWriter.MethodPool.

Parameters:

methodDescription - The method being considered for redefinition.

abstractOrigin - true if the original method is abstract, i.e. there is no implementation to preserve.

genericSignature - The method's original generic signature which can be null.

Returns:

A method visitor which is capable of consuming the original method.

visitEnd

public void visitEnd()

Overrides:

visitEnd in class org.objectweb.asm.ClassVisitor