use of org.glassfish.hk2.external.org.objectweb.asm.commons.Method in project Payara by payara.
the class ResourceUtil method getMethodMetaData.
/**
* Constructs and returns the resource method meta-data. This method is
* called to get meta-data in case of update method (POST).
*
* @param configBeanModel the config bean associated with the resource.
* @return MethodMetaData the meta-data store for the resource method.
*/
public static MethodMetaData getMethodMetaData(ConfigModel configBeanModel) {
MethodMetaData methodMetaData = new MethodMetaData();
Class<? extends ConfigBeanProxy> configBeanProxy = null;
try {
configBeanProxy = (Class<? extends ConfigBeanProxy>) configBeanModel.classLoaderHolder.loadClass(configBeanModel.targetTypeName);
Set<String> attributeNames = configBeanModel.getAttributeNames();
for (String attributeName : attributeNames) {
String methodName = getAttributeMethodName(attributeName);
Method method = null;
try {
method = configBeanProxy.getMethod(methodName);
} catch (NoSuchMethodException e) {
// Method not found, so let's try a brute force method if the method
// can't be found via the method above. For example: for
// Ssl.getSSLInactivityTimeout(), we calculate getSslInactivityTimeout,
// which doesn't match due to case.
String booleanMethodName = getAttributeBooleanMethodName(attributeName);
for (Method m : configBeanProxy.getMethods()) {
if (m.getName().equalsIgnoreCase(methodName) || m.getName().equalsIgnoreCase(booleanMethodName)) {
method = m;
}
}
}
Attribute attribute = method.getAnnotation(Attribute.class);
if (attribute != null) {
ParameterMetaData parameterMetaData = getParameterMetaData(attribute);
if (method.getAnnotation(Deprecated.class) != null) {
parameterMetaData.putAttribute(Constants.DEPRECATED, "true");
}
// camelCase the attributeName before passing out
attributeName = eleminateHypen(attributeName);
methodMetaData.putParameterMetaData(attributeName, parameterMetaData);
}
}
} catch (MultiException e) {
e.printStackTrace();
}
return methodMetaData;
}
use of org.glassfish.hk2.external.org.objectweb.asm.commons.Method in project Payara by payara.
the class BtraceClientGenerator method generateBtraceClientClassData.
public static byte[] generateBtraceClientClassData(int clientID, Collection<FlashlightProbe> probes) {
// create a unique name. It does not matter what the name is.
String generatedClassName = "com/sun/btrace/flashlight/BTrace_Flashlight_" + clientID;
// Start of writing a class using ASM, which will be our BTrace Client
int cwFlags = ClassWriter.COMPUTE_FRAMES + ClassWriter.COMPUTE_MAXS;
ClassWriter cw = new ClassWriter(cwFlags);
// Define the access identifiers for the BTrace Client class
int access = Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL;
cw.visit(Opcodes.V1_5, access, generatedClassName, null, "java/lang/Object", null);
// Need a @OnMethod annotation, so prepare your Annotation Visitor for that
cw.visitAnnotation("Lcom/sun/btrace/annotations/BTrace;", true);
// Iterate through the probes, so you will create one method for each probe
int methodCounter = 0;
for (FlashlightProbe probe : probes) {
// Preparing the class method header and params (type) for @OnMethod annotation
StringBuilder typeDesc = new StringBuilder("void ");
StringBuilder methodDesc = new StringBuilder("void __");
methodDesc.append(probe.getProviderJavaMethodName()).append("__");
methodDesc.append(clientID).append("_").append(methodCounter).append("_");
methodDesc.append("(");
typeDesc.append("(");
String delim = "";
String typeDelim = "";
Class[] paramTypes = probe.getParamTypes();
for (int index = 0; index < paramTypes.length; index++) {
Class paramType = paramTypes[index];
methodDesc.append(delim).append(paramType.getName());
// Dont add the param type for type desc, if self is the first index
if (!(probe.hasSelf() && (index == 0))) {
typeDesc.append(typeDelim).append(paramType.getName());
typeDelim = ",";
}
delim = ", ";
}
methodDesc.append(")");
typeDesc.append(")");
// Creating the class method
Method m = Method.getMethod(methodDesc.toString());
GeneratorAdapter gen = new GeneratorAdapter(Opcodes.ACC_PUBLIC + Opcodes.ACC_STATIC, m, null, null, cw);
// Add the @Self annotation
if (probe.hasSelf()) {
String[] paramNames = probe.getProbeParamNames();
for (int index = 0; index < paramNames.length; index++) {
if (paramNames[index].equalsIgnoreCase(FlashlightProbe.SELF)) {
AnnotationVisitor paramVisitor = gen.visitParameterAnnotation(index, "Lcom/sun/btrace/annotations/Self;", true);
paramVisitor.visitEnd();
}
}
}
// Add the @OnMethod annotation to this method
AnnotationVisitor av = gen.visitAnnotation("Lcom/sun/btrace/annotations/OnMethod;", true);
av.visit("clazz", "" + probe.getProviderClazz().getName());
av.visit("method", probe.getProviderJavaMethodName());
av.visit("type", typeDesc.toString());
av.visitEnd();
// Add the body
gen.push(probe.getId());
gen.loadArgArray();
gen.invokeStatic(Type.getType(ProbeRegistry.class), Method.getMethod("void invokeProbe(int, Object[])"));
gen.returnValue();
gen.endMethod();
methodCounter++;
}
BtraceClientGenerator.generateConstructor(cw);
cw.visitEnd();
byte[] classData = cw.toByteArray();
writeClass(classData, generatedClassName);
return classData;
}
use of org.glassfish.hk2.external.org.objectweb.asm.commons.Method in project Payara by payara.
the class ProviderImplGenerator method generateClassData.
public byte[] generateClassData(FlashlightProbeProvider provider, Class providerClazz, String generatedClassName) {
Type classType = Type.getType(providerClazz);
if (logger.isLoggable(Level.FINE)) {
logger.fine("** classType: " + classType);
logger.fine("** classDesc: " + Type.getDescriptor(providerClazz));
logger.fine("Generating for: " + generatedClassName);
}
generatedClassName = generatedClassName.replace('.', '/');
int cwFlags = ClassWriter.COMPUTE_FRAMES + ClassWriter.COMPUTE_MAXS;
ClassWriter cw = new ClassWriter(cwFlags);
int access = Opcodes.ACC_PUBLIC + Opcodes.ACC_FINAL;
String[] interfaces = new String[] { providerClazz.getName().replace('.', '/') };
cw.visit(Opcodes.V1_5, access, generatedClassName, null, "java/lang/Object", interfaces);
for (FlashlightProbe probe : provider.getProbes()) {
Type probeType = Type.getType(FlashlightProbe.class);
int fieldAccess = Opcodes.ACC_PUBLIC;
String fieldName = "_flashlight_" + probe.getProbeName();
cw.visitField(fieldAccess, fieldName, probeType.getDescriptor(), null, null);
}
Type probeType = Type.getType(FlashlightProbe.class);
for (FlashlightProbe probe : provider.getProbes()) {
StringBuilder methodDesc = new StringBuilder();
methodDesc.append("void ").append(probe.getProviderJavaMethodName());
methodDesc.append("(");
String delim = "";
for (Class paramType : probe.getParamTypes()) {
methodDesc.append(delim).append(paramType.getName());
delim = ", ";
}
methodDesc.append(")");
Method m = Method.getMethod(methodDesc.toString());
GeneratorAdapter gen = new GeneratorAdapter(Opcodes.ACC_PUBLIC, m, null, null, cw);
String fieldName = "_flashlight_" + probe.getProbeName();
gen.loadThis();
gen.visitFieldInsn(Opcodes.GETFIELD, generatedClassName, fieldName, probeType.getDescriptor());
int index = gen.newLocal(probeType);
gen.storeLocal(index);
gen.loadLocal(index);
gen.invokeVirtual(probeType, Method.getMethod("boolean isEnabled()"));
gen.push(true);
Label enabledLabel = new Label();
Label notEnabledLabel = new Label();
gen.ifCmp(Type.getType(boolean.class), GeneratorAdapter.EQ, enabledLabel);
gen.goTo(notEnabledLabel);
gen.visitLabel(enabledLabel);
gen.loadLocal(index);
gen.loadArgArray();
gen.invokeVirtual(probeType, Method.getMethod("void fireProbe(Object[])"));
gen.visitLabel(notEnabledLabel);
gen.returnValue();
gen.endMethod();
}
generateConstructor(cw, generatedClassName, provider);
cw.visitEnd();
byte[] classData = cw.toByteArray();
int index = generatedClassName.lastIndexOf('.');
String clsName = generatedClassName.substring(index + 1);
if (Boolean.parseBoolean(System.getenv("AS_DEBUG"))) {
if (logger.isLoggable(Level.FINE))
logger.fine("Generated ClassDATA " + clsName);
// the path is horribly long. Let's just write t directly into the
// lib dir. It is not for loading as a class but just for us humans
// to decompile to figure out what is going on. No need to make it even harder!
clsName = clsName.replace('.', '/');
// just in case Windows? unlikely...
clsName = clsName.replace('\\', '/');
index = clsName.lastIndexOf("/");
if (index >= 0)
clsName = clsName.substring(index + 1);
FileOutputStream fos = null;
try {
String rootPath = System.getProperty(SystemPropertyConstants.INSTALL_ROOT_PROPERTY) + File.separator + "lib" + File.separator;
String fileName = rootPath + clsName + ".class";
if (logger.isLoggable(Level.FINE))
logger.fine("ClassFile: " + fileName);
File file = new File(fileName);
if (FileUtils.mkdirsMaybe(file.getParentFile())) {
fos = new FileOutputStream(file);
fos.write(classData);
fos.flush();
}
} catch (Exception ex) {
ex.printStackTrace();
} finally {
try {
if (fos != null)
fos.close();
} catch (Exception e) {
// nothing can be done...
}
}
}
return classData;
}
use of org.glassfish.hk2.external.org.objectweb.asm.commons.Method in project Payara by payara.
the class InjectionManager method syncDoInject.
/**
* Initializes the component by performing injection.
*
* @param component component instance to inject
* @param onBehalfOf the inhabitant to do injection on behalf of
* @param type component class
* @param targets the injection resolvers to resolve all injection points
* @throws ComponentException
* if injection failed for some reason.
*/
protected void syncDoInject(Object component, Class type, InjectionResolver... targets) {
assert component != null;
try {
Class currentClass = type;
while (currentClass != null && Object.class != currentClass) {
// get the list of the instances variable
for (Field field : currentClass.getDeclaredFields()) {
Annotation nonOptionalAnnotation = null;
boolean injected = false;
for (InjectionResolver target : targets) {
Annotation inject = field.getAnnotation(target.type);
if (inject == null)
continue;
Type genericType = field.getGenericType();
Class fieldType = field.getType();
try {
Object value = target.getValue(component, field, genericType, fieldType);
if (value != null) {
AccessController.doPrivileged(new PrivilegedAction<Field>() {
@Override
public Field run() {
field.setAccessible(true);
return field;
}
});
field.set(component, value);
injected = true;
break;
} else {
if (!target.isOptional(field, inject)) {
nonOptionalAnnotation = inject;
}
}
} catch (MultiException e) {
error_injectionException(target, inject, field, e);
} catch (IllegalAccessException e) {
error_injectionException(target, inject, field, e);
} catch (RuntimeException e) {
error_injectionException(target, inject, field, e);
} catch (Exception ex) {
error_injectionException(target, inject, field, ex);
}
}
// exhausted all injection managers,
if (!injected && nonOptionalAnnotation != null) {
throw new UnsatisfiedDependencyException(field, nonOptionalAnnotation);
}
}
for (Method method : currentClass.getDeclaredMethods()) {
for (InjectionResolver target : targets) {
Annotation inject = method.getAnnotation(target.type);
if (inject == null)
continue;
Method setter = target.getSetterMethod(method, inject);
if (setter.getReturnType() != void.class) {
if (Collection.class.isAssignableFrom(setter.getReturnType())) {
injectCollection(component, setter, target.getValue(component, method, null, setter.getReturnType()));
continue;
}
error_InjectMethodIsNotVoid(method);
}
Class<?>[] paramTypes = setter.getParameterTypes();
Type[] genericParamTypes = setter.getGenericParameterTypes();
if (allowInjection(method, paramTypes)) {
try {
if (1 == paramTypes.length) {
Object value = target.getValue(component, method, genericParamTypes[0], paramTypes[0]);
if (value != null) {
AccessController.doPrivileged(new PrivilegedAction<Method>() {
@Override
public Method run() {
setter.setAccessible(true);
return setter;
}
});
setter.invoke(component, value);
} else {
if (!target.isOptional(method, inject)) {
throw new UnsatisfiedDependencyException(method, inject);
}
}
} else {
// multi params
AccessController.doPrivileged(new PrivilegedAction<Method>() {
@Override
public Method run() {
setter.setAccessible(true);
return setter;
}
});
Type[] gparamType = setter.getGenericParameterTypes();
Object[] params = new Object[paramTypes.length];
for (int i = 0; i < paramTypes.length; i++) {
Object value = target.getValue(component, method, gparamType[i], paramTypes[i]);
if (value != null) {
params[i] = value;
} else {
if (!target.isOptional(method, inject)) {
throw new UnsatisfiedDependencyException(method, inject);
}
}
}
setter.invoke(component, params);
}
} catch (MultiException e) {
error_injectionException(target, inject, setter, e);
} catch (IllegalAccessException e) {
error_injectionException(target, inject, setter, e);
} catch (InvocationTargetException e) {
error_injectionException(target, inject, setter, e);
} catch (RuntimeException e) {
error_injectionException(target, inject, setter, e);
}
}
}
}
currentClass = currentClass.getSuperclass();
}
} catch (final LinkageError e) {
// reflection could trigger additional classloading and resolution, so it can cause linkage error.
// report more information to assist diagnosis.
// can't trust component.toString() as the object could be in an inconsistent state.
final Class<?> cls = type;
AccessController.doPrivileged(new PrivilegedAction<Object>() {
@Override
public Object run() {
LinkageError x = new LinkageError("injection failed on " + cls + " from " + cls.getClassLoader());
x.initCause(e);
throw x;
}
});
}
}
use of org.glassfish.hk2.external.org.objectweb.asm.commons.Method in project jersey by jersey.
the class ContextInjectionResolverImpl method resolve.
/**
* Jersey Injection Resolver method that just populate HK2 injectee object and delegates the processing to HK2 Injection
* Resolver.
*
* @param injectee The injection point this value is being injected into
* @return result of the injection processing.
*/
@Override
public Object resolve(org.glassfish.jersey.internal.inject.Injectee injectee) {
InjecteeImpl hk2injectee = new InjecteeImpl() {
@Override
public Class<?> getInjecteeClass() {
return injectee.getInjecteeClass();
}
};
hk2injectee.setRequiredType(injectee.getRequiredType());
hk2injectee.setRequiredQualifiers(injectee.getRequiredQualifiers());
if (injectee.getInjecteeDescriptor() != null) {
hk2injectee.setInjecteeDescriptor((ActiveDescriptor<?>) injectee.getInjecteeDescriptor().get());
}
// Delegate the call to HK2 Resolver, Service Handle is not need in the delegated processing.
return resolve(hk2injectee, null);
}
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