org.apache.cxf.jaxrs.impl.tl.ThreadLocalInvocationHandler Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.cxf.jaxrs.impl.tl;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
public class ThreadLocalInvocationHandler extends AbstractThreadLocalProxy
implements InvocationHandler {
public Object invoke(Object proxy, Method m, Object[] args) throws Throwable {
final Object target;
if (m.getDeclaringClass() == ThreadLocalProxy.class) {
target = this;
} else {
target = get();
if (target == null) {
if (m.getName().endsWith("toString")) {
return null;
}
Class contextCls = m.getDeclaringClass();
throw new NullPointerException(
contextCls.getName()
+ " context class has not been injected."
+ " Check if ContextProvider supporting this class is registered");
}
}
try {
return m.invoke(target, args);
} catch (InvocationTargetException e) {
throw e.getCause();
}
}
}