/**
* 日 期：12-2-11
*/
package com.rop.impl;
import com.rop.RopRequestContext;
import com.rop.ServiceMethodAdapter;
import com.rop.ServiceMethodHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.core.LocalVariableTableParameterNameDiscoverer;
import org.springframework.core.ParameterNameDiscoverer;
import java.lang.reflect.InvocationTargetException;
/**
* <pre>
* 通过该服务方法适配器调用目标的服务方法
* </pre>
*
* @author 陈雄华
* @version 1.0
*/
public class AnnotationServiceMethodAdapter implements ServiceMethodAdapter {
protected final Logger logger = LoggerFactory.getLogger(getClass());
private ParameterNameDiscoverer parameterNameDiscoverer = new LocalVariableTableParameterNameDiscoverer();
/**
* 调用ROP服务方法
*
* @param ropRequestContext
* @return
*/
public Object invokeServiceMethod(RopRequestContext ropRequestContext) {
try {
//分析上下文中的错误
ServiceMethodHandler serviceMethodHandler = ropRequestContext.getServiceMethodHandler();
if (logger.isDebugEnabled()) {
logger.debug("执行" + serviceMethodHandler.getHandler().getClass() +
"." + serviceMethodHandler.getHandlerMethod().getName());
}
if (serviceMethodHandler.isHandlerMethodWithParameter()) {
return serviceMethodHandler.getHandlerMethod().invoke(
serviceMethodHandler.getHandler(), ropRequestContext.getRopRequest());
} else {
return serviceMethodHandler.getHandlerMethod().invoke(serviceMethodHandler.getHandler());
}
} catch (Throwable e) {
if (e instanceof InvocationTargetException) {
InvocationTargetException inve = (InvocationTargetException) e;
throw new RuntimeException(inve.getTargetException());
} else {
throw new RuntimeException(e);
}
}
}
}