cluster-req-demo/src/main/java/com/fr/plugin/cluster/req/demo/handler/ViewAction.java

package com.fr.plugin.cluster.req.demo.handler;

import com.fr.decision.fun.impl.BaseHttpHandler;
import com.fr.json.JSONObject;
import com.fr.plugin.cluster.req.demo.URIConstants;
import com.fr.third.springframework.web.bind.annotation.RequestMethod;
import com.fr.web.core.cluster.ClusterStatusHelper;
import com.fr.web.utils.WebUtils;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 */
public class ViewAction extends BaseHttpHandler {
    @Override
    public RequestMethod getMethod() {
        return RequestMethod.GET;
    }

    @Override
    public String getPath() {
        return URIConstants.VIEW;
    }

    @Override
    public boolean isPublic() {
        return true;
    }

    @Override
    public void handle(HttpServletRequest req, HttpServletResponse res) throws Exception {
        JSONObject json = new JSONObject();
        boolean isCluster = ClusterStatusHelper.isClusterEnv();
        json.put("isCluster", isCluster);
        if (isCluster) {
            String clusterNodeId = ClusterStatusHelper.getCurrentNodeId();
            json.put("clusterId", clusterNodeId);
        }
        WebUtils.printAsJSON(res, json);
    }
}