基于httpclient的get和post工具类

httpclient的maven地址：

<dependency>    <groupId>org.apache.httpcomponents</groupId>    <artifactId>httpclient</artifactId>    <version>4.5.3</version></dependency>

HttpRequestUtils类：

import net.sf.json.JSONObject;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.HttpGet;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;import java.io.IOException;import java.io.UnsupportedEncodingException;import java.util.ArrayList;import java.util.Iterator;import java.util.List;/** * HTTP请求工具类 * @author dreamof2015 */public class HttpRequestUtils {    /**     * post请求     * @param url     * @param jsonParam     * @return     */    public static JSONObject httpPost(String url, JSONObject jsonParam){        CloseableHttpClient httpclient = HttpClients.createDefault();        HttpPost post = new HttpPost(url);        JSONObject jsonObject = new JSONObject();        if(jsonParam!=null){            Iterator<String> sIterator = jsonParam.keys();            List<NameValuePair> nvps = new ArrayList<NameValuePair>();            while(sIterator.hasNext()){                String key = sIterator.next();                String value = jsonParam.getString(key);                nvps.add(new BasicNameValuePair(key,value));            }            try {                post.setEntity(new UrlEncodedFormEntity(nvps));            } catch (UnsupportedEncodingException e) {                e.printStackTrace();            }        }        try {            CloseableHttpResponse response = httpclient.execute(post);            HttpEntity entity = response.getEntity();            jsonObject.put("status",response.getStatusLine());            EntityUtils.consume(entity);            jsonObject.put("responseText",entity.getContent());        } catch (IOException e) {            e.printStackTrace();        }        return jsonObject;    }    /**     * get请求     * @param url     * @return     */    public static JSONObject httpGet(String url){        CloseableHttpClient httpclient = HttpClients.createDefault();        JSONObject jsonObject = new JSONObject();        HttpGet httpGet = new HttpGet(url);        try {            CloseableHttpResponse response = httpclient.execute(httpGet);            jsonObject.put("status",response.getStatusLine());            HttpEntity entity = response.getEntity();            EntityUtils.consume(entity);            jsonObject.put("responseText",entity.getContent());        } catch (IOException e) {            e.printStackTrace();        }        return jsonObject;    }}