randoop.instrument

Class CallReplacementTransformer

java.lang.Object

org.plumelib.bcelutil.StackMapUtils

org.plumelib.bcelutil.InstructionListUtils

randoop.instrument.CallReplacementTransformer

All Implemented Interfaces:

java.lang.instrument.ClassFileTransformer

public class CallReplacementTransformer
extends org.plumelib.bcelutil.InstructionListUtils
implements java.lang.instrument.ClassFileTransformer

The CallReplacementTransformer replaces each call to method m1 by a call to method m2. It is used by the ReplaceCallAgent.

See Also:

ReplaceCallAgent

Field Summary

Fields inherited from class org.plumelib.bcelutil.StackMapUtils

debugInstrument, firstLocalIndex, initialLocalsCount, initialTypeList, liveRangeEnd, liveRangeOperandSize, liveRangeStart, liveRangeType, needStackMap, numberActiveLocals, pool, runningOffset, smta, stackMapTable, stackTypes

Method Summary

Modifier and Type	Method and Description
byte[]	transform(@Nullable java.lang.ClassLoader loader, java.lang.String className, @Nullable java.lang.Class<?> classBeingRedefined, java.security.ProtectionDomain protectionDomain, byte[] classfileBuffer)

Methods inherited from class org.plumelib.bcelutil.InstructionListUtils

append_inst, build_il, calculateLiveLocalTypes, calculateLiveStackTypes, delete_instructions, insertAtMethodStart, insertBeforeHandle, replaceInstructions

Methods inherited from class org.plumelib.bcelutil.StackMapUtils

addNewParameter, addString, adjust_code_for_locals_change, bcelCalcStackTypes, buildUninitializedNewMap, create_local_from_live_range, create_method_scope_local, createNewStackMapAttribute, findStackMapEqual, findStackMapIndexAfter, findStackMapIndexBefore, fixLocalVariableTable, gen_locals_from_byte_codes, gen_locals_from_byte_codes, gen_locals, generate_Type_from_StackMapType, generateStackMapTypeFromType, get_attribute_name, get_local_variable_type_table_attribute, getSize, getStackMapTable_attribute, is_local_variable_type_table, isStackMapTable, modifyStackMapsForSwitches, printStackMapTable, remove_local_variable_type_table, set_method_stackTypes, setCurrentStackMapTable, typeToClassGetName, update_full_frameStackMap_entries, updateStackMapOffset, updateUninitializedNewOffsets

Methods inherited from class java.lang.Object

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

Method Detail

transform

public byte[] transform(@Nullable java.lang.ClassLoader loader,
                        java.lang.String className,
                        @Nullable java.lang.Class<?> classBeingRedefined,
                        java.security.ProtectionDomain protectionDomain,
                        byte[] classfileBuffer)
                 throws java.lang.instrument.IllegalClassFormatException

Transforms the given class class by replacing calls to methods with corresponding calls as determined by replacementMap.

Excludes bootloaded classes that are not AWT/Swing classes. Other exclusions are determined by the set of excludedPackagePrefixes.

Specified by:

transform in interface java.lang.instrument.ClassFileTransformer

Throws:

java.lang.instrument.IllegalClassFormatException

See Also:

ReplaceCallAgent