/** visit end method for intrumentation */
@Override
public void visitEnd() {
for (Object o : methods) {
MethodNode mn = (MethodNode) o;
// filtering the methods
if (!(validateMapReduceClinitMethod(mn.name, MAP_METHOD, REDUCE_METHOD, CLINIT_METHOD)
|| checkMethodNameAndArgumentLength(mn)
|| (mn.access & Opcodes.ACC_SYNTHETIC) == Opcodes.ACC_SYNTHETIC)) {
InsnList insnList = mn.instructions;
AbstractInsnNode[] insnArr = insnList.toArray();
// adding entry logging
logger.info(
MessageFormat.format(
InstrumentationMessageLoader.getMessage(MessageConstants.LOG_METHOD_ENTRY),
getClassName() + "##" + mn.name + "##" + mn.desc));
String logMsg = InstrumentationMessageLoader.getMessage(MessageConstants.ENTERED_METHOD);
String cSymbol = env.getClassSymbol(getClassName());
String mSymbol = env.getMethodSymbol(getClassName(), cSymbol, mn.name);
InsnList il = InstrumentUtil.addLogMessage(cSymbol, mSymbol, logMsg);
insnList.insertBefore(insnList.getFirst(), il);
for (AbstractInsnNode abstractInsnNode : insnArr) {
if (Opcodes.RETURN >= abstractInsnNode.getOpcode()
&& Opcodes.IRETURN <= abstractInsnNode.getOpcode()) {
// adding exit logging
logger.info(
MessageFormat.format(
InstrumentationMessageLoader.getMessage(MessageConstants.LOG_METHOD_EXIT),
getClassName() + "##" + mn.name));
logMsg = InstrumentationMessageLoader.getMessage(MessageConstants.EXITING_METHOD);
cSymbol = env.getClassSymbol(getClassName());
mSymbol = env.getMethodSymbol(getClassName(), cSymbol, mn.name);
il = InstrumentUtil.addLogMessage(cSymbol, mSymbol, logMsg);
// inserting the list at the associated label node
AbstractInsnNode prevNode = abstractInsnNode.getPrevious();
while (!(prevNode instanceof LabelNode)) {
prevNode = prevNode.getPrevious();
}
insnList.insert(prevNode, il);
}
}
}
mn.visitMaxs(0, 0);
}
accept(cv);
}
/**
* This method is called when a class being visited
*
* @param name In the format "util/a/b/c"
* @see org.jumbune.debugger.instrumentation.adapter.BaseAdapter#visit(int, int, java.lang.String,
* java.lang.String, java.lang.String, java.lang.String[])
*/
public void visit(
int version,
int access,
String name,
String signature,
String superName,
String[] interfaces) {
Config config = getConfig();
setClassName(name);
super.visit(version, access, name, signature, superName, interfaces);
JobConfig jobConfig = (JobConfig) config;
String keyValidationClass = jobConfig.getMapReduceKeyValidator(getClassName());
String valueValidationClass = jobConfig.getMapReduceValueValidator(getClassName());
boolean instrumentMapreduceUserdefinedValidation =
jobConfig.isInstrumentEnabled("instrumentUserDefValidate");
LOG.info(
MessageFormat.format(
InstrumentationMessageLoader.getMessage(MessageConstants.CLASS_BEING_INSTRUMENTED),
getClassName()));
if (instrumentMapreduceUserdefinedValidation
&& (name.equals(keyValidationClass) || name.equals(valueValidationClass))) {
isValidValidation = false;
for (int i = 0; i < interfaces.length; i++) {
if (interfaces[i].equals(InstrumentConstants.CLASSNAME_PATTERNVALIDATOR)) {
isValidValidation = true;
break;
}
}
if (!isValidValidation) {
LOG.info(
MessageFormat.format(
InstrumentationMessageLoader.getMessage(
MessageConstants.NOT_IMPLEMENTING_PATTERNVALIDATOR),
getClassName()));
}
}
accept(cv);
}
