Java 構造 GET/POST 請求

package test;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStream;import java.io.OutputStreamWriter;import java.net.HttpURLConnection;import java.net.URL;public class Test {    public static void main(String[] args) throws IOException {        String urlStr =                 "http://translate.googleapis.com/translate_a/t?" +        "anno=3&client=te&format=html&v=1.0&logld=v10";        URL url = new URL(urlStr);        HttpURLConnection conn = (HttpURLConnection) url.openConnection();        conn.setDoOutput(true);    // 可以發送資料        conn.setDoInput(true);    // 可以接收資料        conn.setRequestMethod("POST");    // POST方法        // 必須注意此處需要設定UserAgent，否則google會返回403        conn.setRequestProperty        ("User-Agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)");        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");        conn.connect();        //    寫入的POST資料        OutputStreamWriter osw = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");        osw.write("q=中國&sl=auto&tl=en&tc=1");        osw.flush();        osw.close();        // 讀取響應資料        BufferedReader in = new BufferedReader(                new InputStreamReader(conn.getInputStream()));        String s;        while ((s = in.readLine()) != null)            System.out.println(s);    }}