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package org.tinygroup.webservice.instanceresolver;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import javax.xml.ws.Provider;

import org.tinygroup.cepcore.util.CEPCoreExecuteUtil;
import org.tinygroup.logger.LogLevel;
import org.tinygroup.logger.Logger;
import org.tinygroup.logger.LoggerFactory;

import com.sun.istack.NotNull;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.api.server.InstanceResolver;
import com.sun.xml.ws.api.server.Invoker;
import com.sun.xml.ws.api.server.WSEndpoint;
import com.sun.xml.ws.api.server.WSWebServiceContext;

/**
 * 执行tiny服务的实例化解析器
 * @author renhui
 *
 * @param 
 */
public class TinyInstanceResolver extends InstanceResolver {

	private static Logger logger = LoggerFactory
			.getLogger(TinyInstanceResolver.class);

	public TinyInstanceResolver(Class clazz) {
	}

	@Override
	public T resolve(Packet request) {
		return null;
	}

	@Override
	public Invoker createInvoker() {
		return new Invoker() {
			@Override
			public void start(@NotNull WSWebServiceContext wsc,
					@NotNull WSEndpoint endpoint) {
				TinyInstanceResolver.this.start(wsc, endpoint);
			}

			@Override
			public void dispose() {
				TinyInstanceResolver.this.dispose();
			}

			@Override
			public Object invoke(Packet p, Method m, Object... args)
					throws InvocationTargetException, IllegalAccessException {
				logger.logMessage(LogLevel.DEBUG, "webservice开始执行 ,方法名：{0}",
						m.getName());
				if (args.length == 0) {
					logger.logMessage(LogLevel.DEBUG, "无参数");
				} else {
					logger.logMessage(LogLevel.DEBUG, "执行参数:");
					for (Object arg : args) {
						logger.logMessage(LogLevel.DEBUG, arg + "");
					}
				}

				Object ret = CEPCoreExecuteUtil.execute(m.getName(), args, this
						.getClass().getClassLoader());
				// owner.getInvoker(req).invoke(req, method, args);
				logger.logMessage(LogLevel.DEBUG,
						"webservice执行完毕,方法名：{0},执行结果:{1}", m.getName(), ret);
				return ret;
			}

			@Override
			public  U invokeProvider(@NotNull Packet p, U arg) {
				T t = resolve(p);
				try {
					return ((Provider) t).invoke(arg);
				} finally {
					postInvoke(p, t);
				}
			}

			public String toString() {
				return "Default Invoker over "
						+ TinyInstanceResolver.this.toString();
			}
		};
	}

}