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微信js分享接口 測試測試測試 后臺處理請求 WeixinController.java @RequestMapping(value = "/share", method = RequestMethod.POST) @ResponseBody public Map share(String url) throws Exception { Map ret = new HashMap(); String jsapi_ticket = WeixinUtil.getJsapiTicket(); String timestamp = Long.toString(System.currentTimeMillis() / 1000); String nonceStr = UUID.randomUUID().toString(); String signature = SignUtil.getSignature( jsapi_ticket, nonceStr, timestamp, url); ret.put("url", url); ret.put("jsapi_ticket", jsapi_ticket); ret.put("nonceStr", nonceStr); ret.put("timestamp", timestamp); ret.put("signature", signature); ret.put("appid", "wxc6599d2c37b5e478"); return ret; } 3.獲取accessToken /** * 獲取accessToken * * @return * @throws ParseException * @throws IOException */ public static AccessToken getAccessToken() throws ParseException, IOException { AccessToken token = new AccessToken(); String url = ACCESS_TOKEN_URL.replace("APPID", APPID).replace("APPSECRET", APPSECRET); JSONObject jsonObject = doGetStr(url); if (jsonObject != null) { token.setToken(jsonObject.getString("access_token")); token.setExpiresIn(jsonObject.getInt("expires_in")); } return token; } 4.獲取jsapi_ticket /** * * 獲取jsapi_ticket * * @return * @throws IOException * @throws ParseException */ public static String getJsapiTicket() throws ParseException, IOException { AccessToken token = WeixinUtil.getAccessToken(); String url = JSAPI_TICKET.replace("ACCESS_TOKEN", token.getToken()); JSONObject jsonObject = doGetStr(url); String jsapi_ticket = null; if (jsonObject != null) { jsapi_ticket = jsonObject.getString("ticket"); } return jsapi_ticket; } 5.獲取簽名 SignUtil .Java import java.security.MessageDigest; public class SignUtil { /** * 獲得分享鏈接的簽名。 * @param ticket * @param nonceStr * @param timeStamp * @param url * @return * @throws Exception */ public static String getSignature(String ticket, String nonceStr, String timeStamp, String url) throws Exception { String sKey = "jsapi_ticket=" + ticket + "&noncestr=" + nonceStr + "×tamp=" + timeStamp + "&url=" + url; System.out.println(sKey); return getSignature(sKey); } /** * 驗(yàn)證簽名。 * * @param signature * @param timestamp * @param nonce * @return */ public static String getSignature(String sKey) throws Exception { String ciphertext = null; MessageDigest md = MessageDigest.getInstance("SHA-1"); byte[] digest = md.digest(sKey.toString().getBytes()); ciphertext = byteToStr(digest); return ciphertext.toLowerCase(); } /** * 將字節(jié)數(shù)組轉(zhuǎn)換為十六進(jìn)制字符串 * * @param byteArray * @return */ private static String byteToStr(byte[] byteArray) { String strDigest = ""; for (int i = 0; i < byteArray.length; i++) { strDigest += byteToHexStr(byteArray[i]); } return strDigest; } /** * 將字節(jié)轉(zhuǎn)換為十六進(jìn)制字符串 * * @param mByte * @return */ private static String byteToHexStr(byte mByte) { char[] Digit = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' }; char[] tempArr = new char[2]; tempArr[0] = Digit[(mByte >>> 4) & 0X0F]; tempArr[1] = Digit[mByte & 0X0F]; String s = new String(tempArr); return s; } } 以上是大部分代碼，稍加修改就可實(shí)現(xiàn)

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