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java模拟多线程http请求代码分享

时间:2021-05-06 11:07     来源/作者:net343

java模拟http发送请求,第一种是HttpURLConnection发送post请求,第二种是使用httpclient模拟post请求,

实例代码:

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package test;
 
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
 
import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
 
/**java 模拟测试多线程测试http请求
 * @author wdh
 *
 */
 
public class ServiceThreadTest implements Runnable{
        
    private String url;
    
    private Map<String,Object> paramStr;
    
    public ServiceThreadTest(String url, Map<String,Object> paramStr) {
        super();
        this.url = url;
        this.paramStr = paramStr;
    }
 
    
    public String getUrl() {
        return url;
    }
 
 
    public void setUrl(String url) {
        this.url = url;
    }
 
 
    public Map<String,Object> getParamStr() {
        return paramStr;
    }
 
 
    public void setParamStr(Map<String,Object> paramStr) {
        this.paramStr = paramStr;
    }
 
 
    @Override
    public void run() {
        // http请求实现方式
        CloseableHttpClient httpClient = HttpClients.createDefault();
        HttpPost post = new HttpPost(url);
        RequestConfig config = RequestConfig.custom().setConnectionRequestTimeout(10000).setConnectTimeout(10000)
                .setSocketTimeout(10000).build();
        CloseableHttpResponse response = null;
        try {
            List<NameValuePair> params = setHttpNameValues(paramStr);
          HttpEntity httpentity=new UrlEncodedFormEntity(params,"utf-8");
            post.setEntity(httpentity);
            post.setConfig(config);
            response = httpClient.execute(post);   
            HttpEntity entity = response.getEntity();
            String content = EntityUtils.toString(entity);
            System.out.println("content:" + content);
        } catch (Exception e) {
            e.printStackTrace();
        }          
    }  
    
    private List<NameValuePair> setHttpNameValues(Map<String,Object> paramMap) {
        List<NameValuePair> params = new ArrayList<NameValuePair>();
        for (Entry<String, Object> entry:paramMap.entrySet()){
             params.add(new BasicNameValuePair(entry.getKey(),entry.getValue().toString()));
        }
     
        return params;
    }
 
 
    public static void main(String[] args) {
       //运用java工具类中线程池
        ExecutorService pool = Executors.newCachedThreadPool();
        for (int i =0;i<2;i++) { //开启俩个线程
            String url = "xxxx";
            Map<String,Object> paramStr = getHttpParamStr();
            pool.execute(new ServiceThreadTest(url,paramStr));
        }
    }
 
    public static Map<String,Object> getHttpParamStr() {
        Map<String, Object> param = new HashMap<String, Object>();
        param.put("apiversion", 1);
        param.put("appversion", "3.6.2");
        return param;
    }
}

以上就是本次分享的关于java模拟多线程http请求的全部内容,感谢大家对服务器之家的支持。

原文链接:https://blog.csdn.net/net343/article/details/75460649

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