/*
* Copyright 2011 Alibaba.com All right reserved. This software is the
* confidential and proprietary information of Alibaba.com ("Confidential
* Information"). You shall not disclose such Confidential Information and shall
* use it only in accordance with the terms of the license agreement you entered
* into with Alibaba.com.
*/
package com.alibaba.dubbo.governance.web.home.module.screen;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.Collection;
import java.util.Date;
import java.util.Map;
import java.util.regex.Pattern;
import javax.servlet.http.HttpServletResponse;
import org.springframework.beans.factory.annotation.Autowired;
import com.alibaba.dubbo.common.status.Status.Level;
import com.alibaba.dubbo.common.status.StatusChecker;
import com.alibaba.dubbo.registry.common.StatusManager;
/**
* @author tony.chenl
*/
public class Status{
@Autowired
private HttpServletResponse response;
public void execute(Map<String,Object> context) throws Exception {
//FIXME cache监控存在性能问题 汇总页面去掉
Map<String, com.alibaba.dubbo.common.status.Status> statuses = StatusManager.getInstance().getStatusList(new String[]{"cache"});
com.alibaba.dubbo.common.status.Status status = StatusManager.getInstance().getStatusSummary(statuses);
Level level = status.getLevel();
if (!com.alibaba.dubbo.common.status.Status.Level.OK.equals(level)) {
context.put("message", level
+ new SimpleDateFormat(" [yyyy-MM-dd HH:mm:ss] ").format(new Date())
+ filterOK(status.getMessage()));
} else {
context.put("message", level.toString());
}
PrintWriter writer = response.getWriter();
writer.print(context.get("message").toString());
writer.flush();
}
private static final Pattern OK_PATTERN = Pattern.compile("o(k)", Pattern.CASE_INSENSITIVE);
public static String filterOK(String message) {
if (message == null)
return "";
// 避免ok关键字，用数字0代替字母o
return OK_PATTERN.matcher(message).replaceAll("0$1");
}
public void setStatusHandlers(Collection<StatusChecker> statusHandlers) {
StatusManager.getInstance().addStatusHandlers(statusHandlers);
}
}