org.frameworkset.spi.remote.DefaultRemoteHandler Maven / Gradle / Ivy
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/*
* Copyright 2008 biaoping.yin
*
* 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 org.frameworkset.spi.remote;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import org.frameworkset.spi.BaseApplicationContext;
import org.frameworkset.spi.ClientProxyContext;
import org.frameworkset.spi.SPIException;
import org.frameworkset.spi.assemble.Pro;
import org.frameworkset.spi.assemble.ProviderManagerInfo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
* Title: DefaultRemoteHandler.java
* Description:
* bboss workgroup
* Copyright (c) 2007
* @Date Apr 24, 2009 10:50:10 PM
* @author biaoping.yin
* @version 1.0
*/
public class DefaultRemoteHandler implements RemoteHandler{
private static Logger logger = LoggerFactory.getLogger(DefaultRemoteHandler.class);
/**
* 向所有的远程组件发送远程方法调用请求
* 服务id，
* mehthod 方法名称
* Object[] parameters 方法参数
* Class[] types 方法参数类型
* @throws SPIException
* @throws NoSuchMethodException
* @throws SecurityException
* @throws InvocationTargetException
* @throws IllegalAccessException
* @throws IllegalArgumentException
*/
public Object callMethod(RemoteServiceID serviceID,
String methodName,
Object[] parameters,
Class[] types) throws SPIException,
SecurityException,
NoSuchMethodException,
IllegalArgumentException,
IllegalAccessException,
InvocationTargetException
{
Object instance = null;
if(!serviceID.isRestStyle() )
{
if(serviceID.getBean_type() != ServiceID.PROVIDER_BEAN_SERVICE)
{
BaseApplicationContext context = BaseApplicationContext.getBaseApplicationContext(serviceID.getApplicationContext(),serviceID.getContainerType());
Pro p = context.getProBean(serviceID.getService());
if(p == null){
String msg = new StringBuilder().append("SPI Exception: service[").append( serviceID.getOrigineServiceID() ).append("] is not found in host.").toString();
logger.debug(msg);
throw new SPIException(msg);
}
else if(!p.isEnablerpc())
{
String msg = new StringBuilder().append("SPI Exception: service[").append( serviceID.getOrigineServiceID()).append("] is not an rpc service.Please enbabled by set it's enablerpc=true").toString();
logger.debug(msg);
throw new SPIException(msg);
}
instance = context.getBeanObject(serviceID.getService());
}
else
{
BaseApplicationContext context = BaseApplicationContext.getBaseApplicationContext(serviceID.getApplicationContext(),serviceID.getContainerType());
ProviderManagerInfo providerManagerInfo = context.getServiceProviderManager().getProviderManagerInfo(serviceID.getService());
if(providerManagerInfo == null){
String msg = new StringBuilder().append("SPI Exception: service[").append( serviceID.getOrigineServiceID() ).append("] is not found in host.").toString();
logger.warn(msg);
throw new SPIException(msg);
}
else if (!providerManagerInfo.isEnablerpc()) {
String msg = new StringBuilder().append("SPI Exception: service[").append( serviceID.getOrigineServiceID() ).append( "] is not an rpc service.Please enbabledS by set it's enablerpc=true").toString();
logger.warn(msg);
throw new SPIException(msg);
}
instance = context.getProvider(serviceID.getService(),serviceID.getProviderID());
}
}
else //需要考虑转换成ClientProxyContext的调用模式，无需中介代理包含服务配置文件和实现组件类，可作为服务总线的实现技术
{
// BaseApplicationContext context = BaseApplicationContext.getBaseApplicationContext(serviceID.getApplicationContext(),serviceID.getContainerType());
// instance = context.getBeanObject(serviceID.getNextRestfulServiceAddress());
// instance = ClientProxyContext.getApplicationClientBean(serviceID.getApplicationContext(),serviceID.getNextRestfulServiceAddress(),serviceID.getInfType(),serviceID.getContainerType());
instance = ClientProxyContext.getRestClientBean(serviceID);
}
Method method = instance.getClass().getMethod(methodName, types);
return method.invoke(instance, parameters);
}
// /**
// * 向所有的远程组件发送远程方法调用请求
// * 服务id，
// * mehthod 方法名称
// * Object[] parameters 方法参数
// * Class[] types 方法参数类型
// * @throws SPIException
// * @throws NoSuchMethodException
// * @throws SecurityException
// * @throws InvocationTargetException
// * @throws IllegalAccessException
// * @throws IllegalArgumentException
// */
// public Object callMethod(ServiceID serviceID,
// String methodName,
// Object[] parameters,
// Class[] types,
// SecurityContext securityContext) throws SPIException,
// SecurityException,
// NoSuchMethodException,
// IllegalArgumentException,
// IllegalAccessException,
// InvocationTargetException
// {
// Object instance = null;
// if(serviceID.getBean_type() == ServiceID.PROVIDER_BEAN_SERVICE)
// instance = BaseSPIManager.getProvider(serviceID.getService(),serviceID.getProviderID());
// else
// instance = BaseSPIManager.getBeanObject(serviceID.getService());
// Method method = instance.getClass().getMethod(methodName, types);
// return method.invoke(instance, parameters);
// }
}