Package org.jboss.byteman.agent.adapter

Class EntryTriggerAdapter.EntryTriggerMethodAdapter

java.lang.Object

org.objectweb.asm.MethodVisitor

org.jboss.byteman.agent.adapter.RuleMethodAdapter

org.jboss.byteman.agent.adapter.RuleGeneratorAdapter

org.jboss.byteman.agent.adapter.RuleTriggerMethodAdapter

org.jboss.byteman.agent.adapter.EntryTriggerAdapter.EntryTriggerMethodAdapter

Direct Known Subclasses:

EntryTriggerAdapter.EntryTriggerConstructorAdapter

Enclosing class:

EntryTriggerAdapter

private class EntryTriggerAdapter.EntryTriggerMethodAdapter
extends RuleTriggerMethodAdapter

a method visitor used to add a rule event trigger call to a method

Nested Class Summary

Nested classes/interfaces inherited from class org.jboss.byteman.agent.adapter.RuleMethodAdapter

RuleMethodAdapter.LocalVar

Field Summary

Fields

Modifier and Type	Field	Description
private org.objectweb.asm.Label	offsetMarker
private org.objectweb.asm.Label	startMarker	label generated before in
protected boolean	unlatched
private boolean	visited	flag which says whether a trigger has been injected into this method

Fields inherited from class org.jboss.byteman.agent.adapter.RuleTriggerMethodAdapter

exceptions

Fields inherited from class org.jboss.byteman.agent.adapter.RuleGeneratorAdapter

ADD, AND, DIV, EQ, GE, GT, LE, LT, MUL, NE, NEG, OR, REM, SHL, SHR, SUB, USHR, XOR

Fields inherited from class org.jboss.byteman.agent.adapter.RuleMethodAdapter

access, descriptor, localVarsByName, name, rule, transformContext

Fields inherited from class org.objectweb.asm.MethodVisitor

api, mv

Constructor Summary

Constructors

Constructor	Description
EntryTriggerMethodAdapter(org.objectweb.asm.MethodVisitor mv, TransformContext transformContext, int access, String name, String descriptor, String signature, String[] exceptions)

Method Summary

Modifier and Type	Method	Description
void	visitCode()
void	visitFieldInsn(int opcode, String owner, String name, String desc)
void	visitIincInsn(int var, int increment)
void	visitInsn(int opcode)
void	visitIntInsn(int opcode, int operand)
void	visitJumpInsn(int opcode, org.objectweb.asm.Label label)
void	visitLdcInsn(Object cst)
void	visitLocalVariable(String name, String desc, String signature, org.objectweb.asm.Label start, org.objectweb.asm.Label end, int index)
void	visitLookupSwitchInsn(org.objectweb.asm.Label dflt, int[] keys, org.objectweb.asm.Label[] labels)
void	visitMethodInsn(int opcode, String owner, String name, String desc, boolean itf)
void	visitMultiANewArrayInsn(String desc, int dims)
void	visitTableSwitchInsn(int min, int max, org.objectweb.asm.Label dflt, org.objectweb.asm.Label[] labels)
void	visitTypeInsn(int opcode, String desc)
void	visitVarInsn(int opcode, int var)	override this so we can see track which local var slots are in use and avoid overwriting them

Methods inherited from class org.jboss.byteman.agent.adapter.RuleTriggerMethodAdapter

getInvokedTypes, getMethodName, getNewClassName, getReturnBindingType, inBytemanHandler, inBytemanTrigger, injectTriggerPoint, inRethrowHandler, visitEnd, visitInvokeDynamicInsn, visitLabel, visitMaxs, visitTriggerEnd, visitTriggerStart, visitTryCatchBlock

Methods inherited from class org.jboss.byteman.agent.adapter.RuleGeneratorAdapter

arrayLength, arrayLoad, arrayStore, box, cast, catchException, checkCast, dup, dup2, dup2X1, dup2X2, dupX1, dupX2, endMethod, getField, getLocalType, getStatic, goTo, ifCmp, ifICmp, ifNonNull, ifNull, ifZCmp, iinc, instanceOf, invokeConstructor, invokeDynamic, invokeInterface, invokeStatic, invokeVirtual, loadArg, loadArgArray, loadArgs, loadArgs, loadLocal, loadThis, mark, mark, math, monitorEnter, monitorExit, newArray, newInstance, newLabel, newLocal, not, pop, pop2, popLocal, push, push, push, push, push, push, push, push, putField, putStatic, ret, returnValue, storeArg, storeLocal, swap, swap, tableSwitch, tableSwitch, throwException, throwException, unbox, visitFrame

Methods inherited from class org.jboss.byteman.agent.adapter.RuleMethodAdapter

getTriggerClassName, lookup

Methods inherited from class org.objectweb.asm.MethodVisitor

getDelegate, visitAnnotableParameterCount, visitAnnotation, visitAnnotationDefault, visitAttribute, visitInsnAnnotation, visitLineNumber, visitLocalVariableAnnotation, visitMethodInsn, visitParameter, visitParameterAnnotation, visitTryCatchAnnotation, visitTypeAnnotation

Methods inherited from class java.lang.Object

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

Field Details

unlatched

protected boolean unlatched

visited

private boolean visited

flag which says whether a trigger has been injected into this method

startMarker

private org.objectweb.asm.Label startMarker

label generated before in

offsetMarker

private org.objectweb.asm.Label offsetMarker

Constructor Details

EntryTriggerMethodAdapter

EntryTriggerMethodAdapter(org.objectweb.asm.MethodVisitor mv,
 TransformContext transformContext,
 int access,
 String name,
 String descriptor,
 String signature,
 String[] exceptions)

Method Details

visitCode

public void visitCode()

Overrides:

visitCode in class RuleTriggerMethodAdapter

visitLocalVariable

public void visitLocalVariable(String name,
 String desc,
 String signature,
 org.objectweb.asm.Label start,
 org.objectweb.asm.Label end,
 int index)

Overrides:

visitLocalVariable in class RuleMethodAdapter

visitInsn

public void visitInsn(int opcode)

Overrides:

visitInsn in class RuleTriggerMethodAdapter

visitIincInsn

public void visitIincInsn(int var,
 int increment)

Overrides:

visitIincInsn in class RuleTriggerMethodAdapter

visitIntInsn

public void visitIntInsn(int opcode,
 int operand)

Overrides:

visitIntInsn in class RuleTriggerMethodAdapter

visitLdcInsn

public void visitLdcInsn(Object cst)

Overrides:

visitLdcInsn in class RuleTriggerMethodAdapter

visitVarInsn

public void visitVarInsn(int opcode,
 int var)

Description copied from class: RuleGeneratorAdapter

override this so we can see track which local var slots are in use and avoid overwriting them

Overrides:

visitVarInsn in class RuleTriggerMethodAdapter

Parameters:

opcode - the bytecode operation

var - local variable index

visitTypeInsn

public void visitTypeInsn(int opcode,
 String desc)

Overrides:

visitTypeInsn in class RuleTriggerMethodAdapter

visitFieldInsn

public void visitFieldInsn(int opcode,
 String owner,
 String name,
 String desc)

Overrides:

visitFieldInsn in class RuleTriggerMethodAdapter

visitMethodInsn

public void visitMethodInsn(int opcode,
 String owner,
 String name,
 String desc,
 boolean itf)

Overrides:

visitMethodInsn in class RuleTriggerMethodAdapter

visitJumpInsn

public void visitJumpInsn(int opcode,
 org.objectweb.asm.Label label)

Overrides:

visitJumpInsn in class RuleTriggerMethodAdapter

visitTableSwitchInsn

public void visitTableSwitchInsn(int min,
 int max,
 org.objectweb.asm.Label dflt,
 org.objectweb.asm.Label[] labels)

Overrides:

visitTableSwitchInsn in class RuleTriggerMethodAdapter

visitLookupSwitchInsn

public void visitLookupSwitchInsn(org.objectweb.asm.Label dflt,
 int[] keys,
 org.objectweb.asm.Label[] labels)

Overrides:

visitLookupSwitchInsn in class RuleTriggerMethodAdapter

visitMultiANewArrayInsn

public void visitMultiANewArrayInsn(String desc,
 int dims)

Overrides:

visitMultiANewArrayInsn in class RuleTriggerMethodAdapter