httpClient简单封装

package com.Interface.util;

import java.util.Iterator;
import java.util.Map;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.params.HttpMethodParams;
/**
 * HTTP请求工具类
 *
 * @author 华文
 * @date 2019年7月5日
 * @version 1.0
 */
public class HttpClientUtil {

    /**
     * Get请求
     *
     * @param url
     * @return
     * @throws Exception
     */
    public static String httpGet(String url) throws Exception {
        HttpClient client = new HttpClient();
        GetMethod method = new GetMethod(url);
        // 设置http请求字符集
        method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");
        client.executeMethod(method);
        return method.getResponseBodyAsString();
    }

    /**
     * Post请求
     *
     * @param url
     * @param requestParam
     * @return
     * @throws Exception
     */
    public static String httpPost(String url, Map<String, String> requestParam) throws Exception {
        HttpClient client = new HttpClient();
        PostMethod method = new PostMethod(url);
        // 设置http请求字符集
        method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");
        // 创建post请求参数数组
        NameValuePair[] requestParams = new NameValuePair[requestParam.size()];
        // 遍历param添加参数
        Iterator<Map.Entry<String, String>> it = requestParam.entrySet().iterator();
        for (int i = 0; it.hasNext(); i++) {
            Map.Entry<String, String> entry = it.next();
            requestParams[i] = new NameValuePair(entry.getKey(), entry.getValue());
        }
        // 设置请求内容
        method.setRequestBody(requestParams);
        client.executeMethod(method);
        return method.getResponseBodyAsString();
    }

}