public static Monitor get() {
Monitor monitor = threadLocal.get();
if (monitor == null) {
monitor = new Monitor();
threadLocal.set(monitor);
logger.debug(
"use provided sync lock , current thread : " + Thread.currentThread().getName());
} else {
logger.debug("use tied sync lock , current thread : " + Thread.currentThread().getName());
}
return monitor;
}
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
JAtomicResourceSession atomicResourceSession =
JAtomicResourceSessionHolder.getAtomicResourceSession();
Monitor.get().in();
Throwable throwable = null;
Object object = null;
try {
object = method.invoke(target, args);
} catch (Exception e) {
logger.error(target.getClass().getName() + "(proxy) invoke encounter exception : ", e);
throwable = e;
throw e;
} finally {
if (throwable != null) {
atomicResourceSession.rollback();
Monitor.remove();
JAtomicResourceSessionHolder.release();
}
if (Monitor.get().out()) {
atomicResourceSession.commit();
Monitor.remove();
JAtomicResourceSessionHolder.release();
}
}
return object;
}
@SuppressWarnings("unchecked")
public static <T> T proxy(Object obj, Class<T> clazz) {
logger.debug(
"initialize proxy for instance object : "
+ obj.getClass()
+ " , interface : "
+ clazz.getName());
try {
JAtomicResourceProxy proxy = new JAtomicResourceProxy();
proxy.target = obj;
return (T)
java.lang.reflect.Proxy.newProxyInstance(
clazz.getClassLoader(), new Class[] {clazz}, proxy);
} catch (Exception e) {
logger.error("initialized proxy fail : ", e);
throw new RuntimeException(e);
}
}