访问google天气预报API出现乱码

	/**

     * @param latitude_e6  纬度

     * @param longitude_e6  经度

	 * @return

	 */

	public Weather getWeather(String latitude_e6, String longitude_e6) throws RuntimeException {

		// 获取google上的天气情况，写入文件

		String fileAddr = System.getProperty("user.dir") + "/src/doc/" + latitude_e6 + "_" + longitude_e6 + ".xml";

		Weather weather = null;

		

		try {

			//访问延迟

			//Thread.sleep((int)(Math.random() * 10) * 200);

			

			URL url = new URL("http://www.google.com/ig/api?hl=zh_cn&weather=,,," + latitude_e6 + "," + longitude_e6);

			InputStream inputstream = url.openStream();

			

			String s, str;

			BufferedReader in = new BufferedReader(new InputStreamReader(inputstream));

			StringBuffer stringbuffer = new StringBuffer();

			Writer out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(fileAddr)));

			while ((s = in.readLine()) != null) {

				stringbuffer.append(s);

			}

			str = new String(stringbuffer);

			out.write(str);

			out.close();

			in.close();

			

			//解析XML文件得到天气信息

			weather = parseWeather(fileAddr);

		} catch (Exception e) {

			e.printStackTrace();

			Log log = Log.getLogger();

			log.logger.error("网络连接失败或连接超时(connection timed out),无法连接到谷歌API！", e);

			return null;

		} 

		

		return weather;

	}