[HttpClient]傳遞參數

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package com.jerry.httpclient;import java.io.UnsupportedEncodingException;import java.util.ArrayList;import java.util.List;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.HttpClients;import org.apache.http.message.BasicNameValuePair;import org.apache.http.util.EntityUtils;/** *  * @author Jerry * @date 2015年2月11日 下午11:44:46 */public class ParameterDemo {    public static void main(String[] args) {        CloseableHttpClient client = HttpClients.createDefault();        HttpPost httpPost = new HttpPost("http://localhost:8080/services/query");        List<NameValuePair> params = new ArrayList<>();        params.add(new BasicNameValuePair("word", "女神"));        try {            httpPost.setEntity(new UrlEncodedFormEntity(params, "utf-8"));            CloseableHttpResponse response = client.execute(httpPost);            System.out.println(response.getStatusLine());            HttpEntity entity = response.getEntity();            System.out.println(EntityUtils.toString(entity));            EntityUtils.consume(entity);        } catch (Exception e) {            // TODO Auto-generated catch block            e.printStackTrace();        }            }}

 

package com.jerry.servlet;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;/** *  * @author Jerry * @date 2015年2月11日 下午11:31:16 */public class DictionaryServlet extends HttpServlet{        /**     *      */    private static final long serialVersionUID = 1L;    @Override    protected void doGet(HttpServletRequest req, HttpServletResponse resp)            throws ServletException, IOException {        // TODO Auto-generated method stub        req.setCharacterEncoding("utf-8");        resp.setCharacterEncoding("utf-8");        PrintWriter out = resp.getWriter();        String chineseWord = req.getParameter("word");        String englishWord = translate(chineseWord);        out.write(englishWord);    }        private String translate(String chineseWord) {        // TODO Auto-generated method stub        String result = "";        if ("女神".equals(chineseWord)) {            result = "goddness";        } else if ("屌絲".equals(chineseWord)) {            result = "loser";        } else {            result = "查無此單詞";        }        return result;    }    @Override    protected void doPost(HttpServletRequest req, HttpServletResponse resp)            throws ServletException, IOException {        // TODO Auto-generated method stub        doGet(req, resp);    }}

 

[HttpClient]傳遞參數