HttpClientUtil工具類post請求和get請求

package com.wanmi.sbc.groundpush.util;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 * @author xiaozhengwei
 * @version 1.0
 * @date 2019/9/7 14:15
 */
public class HttpClientUtil {

    private static Logger logger = LoggerFactory.getLogger(HttpClientUtil.class); // 日誌記錄

    /**
     * post請求方式
     * @param url
     * @param postBody json串
     * @return
     * @throws IOException
     */
    public static String httpPost(String url,Map<String,String> params,Map<String,String> headers) throws IOException {

        HttpPost httpost = new HttpPost(url);

        String response = null;

        CloseableHttpClient closeableHttpClient = HttpClients.createDefault();

        //組織請求參數
        List<NameValuePair> paramList = new ArrayList<NameValuePair>();
        if (params != null && params.size() > 0) {
            Set<String> keySet = params.keySet();
            for (String key : keySet) {
                paramList.add(new BasicNameValuePair(key, params.get(key)));
            }
        }

        httpost.setEntity(new UrlEncodedFormEntity(paramList, "utf-8"));

        //設置header
        if (headers != null && headers.size() > 0) {
            for (Map.Entry<String, String> entry : headers.entrySet()) {
                httpost.setHeader(entry.getKey(), entry.getValue());
            }
        }

        CloseableHttpResponse httpResponse = closeableHttpClient.execute(httpost);
        int status = httpResponse.getStatusLine().getStatusCode();
        System.out.println("Response Code : " + status);

        // 讀取服務器返回過來的json字符串數據
        HttpEntity entity = httpResponse.getEntity();
        String strResult = EntityUtils.toString(entity, "utf-8");
        // 把json字符串轉換成json對象
        return strResult;


    }

    /**
     * 發送get請求
     *
     * @param url 路徑
     * @return
     */
    public static String httpGet(String url) throws IOException{
        // 發送get請求
        HttpGet request = new HttpGet(url);

        CloseableHttpClient client = HttpClients.createDefault();
        CloseableHttpResponse response = client.execute(request);

        int status = response.getStatusLine().getStatusCode();
        System.out.println("Response Code ："+status);

        // 讀取服務器返回過來的json字符串數據
        HttpEntity entity = response.getEntity();
        String strResult = EntityUtils.toString(entity, "utf-8");
        // 把json字符串轉換成json對象
        return strResult;

    }
}

簡單的httpClient工具類，碼友自行擴展