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sso client

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package com.github.houbbbbb.sso.util;

import com.github.houbbbbb.sso.cons.SSOPConstants;
import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
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.HttpClientBuilder;
import org.apache.http.util.EntityUtils;

import java.util.List;

/**
 * @author : hbw
 * @desctiption :
 * @date : 2020-05-25 13:52
 */
public class HttpClientUtil {
    public static String post(String url, PostParam postParam){
        CloseableHttpClient client = null;
        CloseableHttpResponse response = null;
        try {
            client = HttpClientBuilder.create().build();
            HttpPost httpPost = new HttpPost(url);

            if(null != postParam) {
                List nameValuePairList = postParam.getParam();
                if (null != nameValuePairList && nameValuePairList.size() > 0) {
                    HttpEntity entity = new UrlEncodedFormEntity(nameValuePairList, SSOPConstants.SSO_UTF_8);
                    httpPost.setEntity(entity);
                }
            }

            response = client.execute(httpPost);
            if(200 == response.getStatusLine().getStatusCode()){
                return EntityUtils.toString(response.getEntity(), SSOPConstants.SSO_UTF_8);
            }
        }catch (Exception e){
            e.printStackTrace();
        }finally{
            if(null != response){
                try{response.close();}catch (Exception e){e.printStackTrace();}
            }
            if(null != client){
                try{client.close();}catch(Exception e){e.printStackTrace();}
            }
        }
        return null;
    }
}