2016-08-23 107 views
2

版本HttpClient的連接不關閉

vert.x core: 3.3.0 

語境

我只是想在覈心例子io.vertx.example.core.http.simple.Client運行HTTP客戶端。 運行此示例時,發現已建立的連接在完成請求後未關閉。

服務器端我沒有看到任何問題。因爲在嘗試使用jmeter和服務器時它的工作正常。所以我認爲問題出在HttpClient上。

任何人都可以幫助我嗎?

在此先感謝。 步驟來重現

running io.vertx.example.core.http.simple.Server code 
running io.vertx.example.core.http.simple.Client code 

額外

即使該請求後,以下示出和響應結束。同時給予 LINUX

lsof -i -P 
java 32551 USER 223u IPv4 16264097 0t0 TCP localhost:8080->localhost:26980 (ESTABLISHED) 
java 32634 USER 218u IPv4 16264087 0t0 TCP localhost:26980->localhost:8080 (ESTABLISHED) 

WINDOWS

TCP 127.0.0.1:8080   FSSCHND12957:56893  ESTABLISHED 
TCP 127.0.0.1:56893  FSSCHND12957:8080  ESTABLISHED 

試圖在Linux和Windows系統。

客戶端代碼

package io.vertx.example.core.http.simple; 

import io.vertx.core.AbstractVerticle; 
import io.vertx.example.util.Runner; 

/* 

    @author Tim Fox 
    */ 
    public class Client extends AbstractVerticle { 

    // Convenience method so you can run it in your IDE 
    public static void main(String[] args) { 
    Runner.runExample(Client.class); 
    } 

    @Override 
    public void start() throws Exception { 
    vertx.createHttpClient().getNow(8080, "localhost", "/", resp -> { 
    System.out.println("Got response " + resp.statusCode()); 
    resp.bodyHandler(body -> { 
    System.out.println("Got data " + body.toString("ISO-8859-1")); 
    }); 
    }); 
    } 
    } 

服務器代碼

package io.vertx.example.core.http.simple; 

import io.vertx.core.AbstractVerticle; 
import io.vertx.example.util.Runner; 

/* 

    @author Tim Fox 
    */ 
    public class Server extends AbstractVerticle { 

    // Convenience method so you can run it in your IDE 
    public static void main(String[] args) { 
    Runner.runExample(Server.class); 
    } 

    @Override 
    public void start() throws Exception { 
    vertx.createHttpServer().requestHandler(req -> { 
    req.response().putHeader("content-type", "text/html").end(" 
    Hello from vert.x! 
    "); 

    }).listen(8080); 
    } 
    } 

回答

1

我們必須要完成HttpClient的,我們通常做的java中。只有end()不會關閉連接。 httpClient.close()是必需的....這解決了我的問題..

修改後的代碼:

public class Client extends AbstractVerticle { 

// Convenience method so you can run it in your IDE 
public static void main(String[] args) { 
    Runner.runExample(Client.class); 
} 

@Override 
public void start() throws Exception { 
    HttpClient httpClient = vertx.createHttpClient().getNow(8080, "localhost", "/", resp -> { 
     System.out.println("Got response " + resp.statusCode()); 
     resp.bodyHandler(body -> { 
      System.out.println("Got data " + body.toString("ISO-8859-1")); 
      httpClient.close(); 
     }); 
    }); 
} 
}