kob/backendCloud/backend/src/main/java/com/kob/backend/service/impl/user/account/acwing/utils/HttpClientUtil.java

package com.kob.backend.service.impl.user.account.acwing.utils;


import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

import java.io.IOException;
import java.net.URISyntaxException;
import java.util.List;

public class HttpClientUtil {
    public static String get(String url, List<NameValuePair> params) {
        URIBuilder uriBuilder = null;
        try {
            uriBuilder = new URIBuilder(url);
        } catch (URISyntaxException e) {
            e.printStackTrace();
            return null;
        }
        uriBuilder.setParameters(params);

        try (CloseableHttpClient client = HttpClients.createDefault()) {
            HttpGet httpGet = new HttpGet(uriBuilder.build());
            CloseableHttpResponse response = client.execute(httpGet);
            HttpEntity entity = response.getEntity();
            return EntityUtils.toString(entity);
        } catch (IOException | URISyntaxException e) {
            e.printStackTrace();
            return null;
        }
    }
}