use of javassist.NotFoundException in project pinpoint by naver.
the class LegacyProfilerPluginClassInjector method loadFromOtherClassLoader.
private Class<?> loadFromOtherClassLoader(ClassPool pool, ClassLoader classLoader, String className) throws NotFoundException, IOException, CannotCompileException, IllegalArgumentException, IllegalAccessException, InvocationTargetException {
Class<?> c = null;
try {
c = classLoader.loadClass(className);
} catch (ClassNotFoundException ignore) {
}
if (c != null) {
return c;
}
CtClass ct = pool.get(className);
if (ct == null) {
throw new NotFoundException(className);
}
CtClass superClass = ct.getSuperclass();
if (superClass != null) {
loadFromOtherClassLoader(pool, classLoader, superClass.getName());
}
CtClass[] interfaces = ct.getInterfaces();
for (CtClass i : interfaces) {
loadFromOtherClassLoader(pool, classLoader, i.getName());
}
Collection<String> refs = ct.getRefClasses();
for (String ref : refs) {
try {
loadFromOtherClassLoader(pool, classLoader, ref);
} catch (NotFoundException e) {
logger.warn("Skip a referenced class because of NotFoundException : ", e);
}
}
byte[] bytes = ct.toBytecode();
return (Class<?>) DEFINE_CLASS.invoke(classLoader, ct.getName(), bytes, 0, bytes.length);
}
use of javassist.NotFoundException in project pinpoint by naver.
the class JavassistMethod method addInterceptor0.
private int addInterceptor0(String interceptorClassName, Object[] constructorArgs, InterceptorScope scope, ExecutionPolicy executionPolicy) throws InstrumentException {
try {
ScopeInfo scopeInfo = resolveScopeInfo(interceptorClassName, scope, executionPolicy);
Interceptor interceptor = createInterceptor(interceptorClassName, scopeInfo, constructorArgs);
int interceptorId = interceptorRegistryBinder.getInterceptorRegistryAdaptor().addInterceptor(interceptor);
addInterceptor0(interceptor, interceptorId);
return interceptorId;
} catch (CannotCompileException ccex) {
throw new InstrumentException("Failed to add interceptor " + interceptorClassName + " to " + behavior.getLongName(), ccex);
} catch (NotFoundException nex) {
throw new InstrumentException("Failed to add interceptor " + interceptorClassName + " to " + behavior.getLongName(), nex);
}
}
use of javassist.NotFoundException in project pinpoint by naver.
the class JavassistMethod method insertCatch.
private void insertCatch(int from, String src, CtClass exceptionType, String exceptionName) throws CannotCompileException {
CtClass cc = behavior.getDeclaringClass();
ConstPool cp = behavior.getMethodInfo().getConstPool();
CodeAttribute ca = behavior.getMethodInfo().getCodeAttribute();
CodeIterator iterator = ca.iterator();
Bytecode b = new Bytecode(cp, ca.getMaxStack(), ca.getMaxLocals());
b.setStackDepth(1);
Javac jv = new Javac(b, cc);
try {
jv.recordParams(behavior.getParameterTypes(), Modifier.isStatic(getModifiers()));
jv.recordLocalVariables(ca, from);
int var = jv.recordVariable(exceptionType, exceptionName);
b.addAstore(var);
jv.compileStmnt(src);
int stack = b.getMaxStack();
int locals = b.getMaxLocals();
if (stack > ca.getMaxStack())
ca.setMaxStack(stack);
if (locals > ca.getMaxLocals())
ca.setMaxLocals(locals);
int len = iterator.getCodeLength();
int pos = iterator.append(b.get());
ca.getExceptionTable().add(from, len, len, cp.addClassInfo(exceptionType));
iterator.append(b.getExceptionTable(), pos);
behavior.getMethodInfo().rebuildStackMapIf6(cc.getClassPool(), cc.getClassFile2());
} catch (NotFoundException e) {
throw new CannotCompileException(e);
} catch (CompileError e) {
throw new CannotCompileException(e);
} catch (BadBytecode e) {
throw new CannotCompileException(e);
}
}
use of javassist.NotFoundException in project pinpoint by naver.
the class JavassistMethod method insertBeforeConstructor.
private int insertBeforeConstructor(int pos, String src) throws CannotCompileException {
CtClass cc = behavior.getDeclaringClass();
CodeAttribute ca = behavior.getMethodInfo().getCodeAttribute();
CodeIterator iterator = ca.iterator();
Bytecode b = new Bytecode(behavior.getMethodInfo().getConstPool(), ca.getMaxStack(), ca.getMaxLocals());
b.setStackDepth(ca.getMaxStack());
Javac jv = new Javac(b, cc);
try {
jv.recordParams(behavior.getParameterTypes(), false);
jv.recordLocalVariables(ca, 0);
jv.compileStmnt(src);
ca.setMaxStack(b.getMaxStack());
ca.setMaxLocals(b.getMaxLocals());
iterator.skipConstructor();
if (pos != -1) {
iterator.insertEx(pos, b.get());
} else {
pos = iterator.insertEx(b.get());
}
iterator.insert(b.getExceptionTable(), pos);
behavior.getMethodInfo().rebuildStackMapIf6(cc.getClassPool(), cc.getClassFile2());
return pos + b.length();
} catch (NotFoundException e) {
throw new CannotCompileException(e);
} catch (CompileError e) {
throw new CannotCompileException(e);
} catch (BadBytecode e) {
throw new CannotCompileException(e);
}
}
use of javassist.NotFoundException in project pinpoint by naver.
the class JavassistMethod method insertBeforeMethod.
private int insertBeforeMethod(int pos, String src) throws CannotCompileException {
CtClass cc = behavior.getDeclaringClass();
CodeAttribute ca = behavior.getMethodInfo().getCodeAttribute();
if (ca == null)
throw new CannotCompileException("no method body");
CodeIterator iterator = ca.iterator();
Javac jv = new Javac(cc);
try {
int nvars = jv.recordParams(behavior.getParameterTypes(), Modifier.isStatic(getModifiers()));
jv.recordParamNames(ca, nvars);
jv.recordLocalVariables(ca, 0);
jv.recordType(getReturnType0());
jv.compileStmnt(src);
Bytecode b = jv.getBytecode();
int stack = b.getMaxStack();
int locals = b.getMaxLocals();
if (stack > ca.getMaxStack())
ca.setMaxStack(stack);
if (locals > ca.getMaxLocals())
ca.setMaxLocals(locals);
if (pos != -1) {
iterator.insertEx(pos, b.get());
} else {
pos = iterator.insertEx(b.get());
}
iterator.insert(b.getExceptionTable(), pos);
behavior.getMethodInfo().rebuildStackMapIf6(cc.getClassPool(), cc.getClassFile2());
return pos + b.length();
} catch (NotFoundException e) {
throw new CannotCompileException(e);
} catch (CompileError e) {
throw new CannotCompileException(e);
} catch (BadBytecode e) {
throw new CannotCompileException(e);
}
}
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