package demo;
import java.net.MalformedURLException;
import com.caucho.hessian.client.HessianProxyFactory;
public class HessianInvoke {
private String remoteServer;
private long readTimeout = -1;
private long connectTimeout = -1;
private HessianProxyFactory factory;
/**
* 构造方法
*
* @param remoteServer
* Hessian 服务地址 如：Http://localhost:8080/biz/hessian/
*/
public HessianInvoke(String remoteServer) {
if (remoteServer != null && !remoteServer.endsWith("/")) {
this.remoteServer = remoteServer + "/";
} else {
this.remoteServer = remoteServer;
}
factory = new HessianProxyFactory();
factory.setConnectTimeout(connectTimeout);
factory.setReadTimeout(readTimeout);
}
public void setReadTimeout(long readTimeout) {
this.readTimeout = readTimeout;
factory.setReadTimeout(readTimeout);
}
public void setConnectTimeout(long connectTimeout) {
this.connectTimeout = connectTimeout;
factory.setConnectTimeout(connectTimeout);
}
public void setOverloadEnabled(boolean isOverloadEnabled) {
factory.setOverloadEnabled(isOverloadEnabled);
}
/**
*
*
* 方法说明： 获取接口的远程实现对象
*
* @param interfaceClazz
* 远程调用接口类，服务名称为接口类名去掉第一个字母并小写化
* @return 接口类的远程实现
*/
public Object getImpl(Class interfaceClazz) {
return getImpl(interfaceClazz, null);
}
/**
*
*
* 方法说明： 获取接口的远程实现对象
*
* @param interfaceClazz
* 远程调用接口类，
* @param serviceName
* 远程服务名称，如果为空，则服务名为接口类名去掉第一个字母并小写化
* @return
*/
public Object getImpl(Class interfaceClazz, String serviceName) {
String url = null;
if (serviceName != null) {
url = getUrl(serviceName);
} else {
url = getUrl(interfaceClazz.getName().substring(1).toLowerCase());
}
try {
return factory.create(interfaceClazz, url);
} catch (MalformedURLException e) {
throw new RuntimeException(
"invoke remote service throws exception,", e);
}
}
private String getUrl(String serviceName) {
String url = remoteServer + serviceName;
return url;
}
}