/*
* Copyright 2014 NAVER Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.navercorp.pinpoint.bootstrap.interceptor.registry;
import com.navercorp.pinpoint.bootstrap.interceptor.Interceptor;
/**
* @author emeroad
*/
public final class InterceptorRegistry {
private static final Locker LOCK = new DefaultLocker();
private static InterceptorRegistryAdaptor REGISTRY = EmptyRegistryAdaptor.EMPTY;
public static void bind(final InterceptorRegistryAdaptor interceptorRegistryAdaptor, final Object lock) {
if (interceptorRegistryAdaptor == null) {
throw new NullPointerException("interceptorRegistryAdaptor must not be null");
}
if (LOCK.lock(lock)) {
REGISTRY = interceptorRegistryAdaptor;
} else {
throw new IllegalStateException("bind failed. lock=" + lock + " current=" + LOCK.getLock());
}
}
public static void unbind(final Object lock) {
if (LOCK.unlock(lock)) {
REGISTRY = EmptyRegistryAdaptor.EMPTY;
} else {
throw new IllegalStateException("unbind failed. lock=" + lock + " current=" + LOCK.getLock());
}
}
public static Interceptor getInterceptor(int key) {
return REGISTRY.getInterceptor(key);
}
}