net.hasor.rsf.filters.local.LocalPref Maven / Gradle / Ivy
/*
* Copyright 2008-2009 the original author or authors.
*
* 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 net.hasor.rsf.filters.local;
import net.hasor.rsf.*;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.function.Supplier;
/**
* 优先检查本地是否有服务提供(优先本地服务提供者的调用)。
* 提示:如果是 p2p 调用则本地调用优先失效。
* @version : 2014年11月30日
* @author 赵永春 ([email protected])
*/
public class LocalPref implements RsfFilter {
public void doFilter(RsfRequest request, RsfResponse response, RsfFilterChain chain) throws Throwable {
if (request.isLocal() && !request.isP2PCalls()) {
RsfBindInfo bindInfo = request.getBindInfo();
Supplier provider = request.getContext().getServiceProvider(bindInfo);
if (provider != null) {
String method = request.getMethod().getName();
Class[] rParams = request.getParameterTypes();
Object[] rObjects = request.getParameterObject();
//
Method m = provider.get().getClass().getMethod(method, rParams);
try {
response.sendData(m.invoke(provider.get(), rObjects));
} catch (InvocationTargetException e) {
throw e.getTargetException();
}
return;
}
}
chain.doFilter(request, response);
}
}