微信公众平台 Java SDK
jopen
10年前
weixin-popular
微信公众平台Java SDK
简介:
weixin-popular 包括微信公众平台基础API与支付API,提供便捷的API调用接口.
API 列表:
MediaAPI 多媒体上传下载
MenuAPI 菜单
MessageAPI 信息发送
PayAPI 支付订单相关接口
QrcodeAPI 二维码
SnsAPI 网签授权
TokenAPI token 获取
UserAPI 用户管理
工具类
PayUtil 支付工具类,生成JS支付,原生支付
SignatureUtil 签权生成、验证
XMLConverUtil XML 对象转换(JAXB)
消息接收示例代码: import java.io.IOException; import java.io.OutputStream; import java.io.UnsupportedEncodingException; import java.nio.charset.Charset; import javax.servlet.ServletException; import javax.servlet.ServletInputStream; import javax.servlet.ServletOutputStream; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.util.StreamUtils; import weixin.popular.bean.EventMessage; import weixin.popular.bean.xmlmessage.XMLTextMessage; import weixin.popular.util.SignatureUtil; import weixin.popular.util.XMLConverUtil; public class ReceiveServlet extends HttpServlet{ private String token = "test"; @Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { ServletInputStream inputStream = request.getInputStream(); ServletOutputStream outputStream = response.getOutputStream(); String signature = request.getParameter("signature"); String timestamp = request.getParameter("timestamp"); String nonce = request.getParameter("nonce"); String echostr = request.getParameter("echostr"); //首次请求申请验证,返回echostr if(echostr!=null){ outputStreamWrite(outputStream,echostr); return; } //验证请求签名 if(!signature.equals(SignatureUtil.generateEventMessageSignature(token,timestamp,nonce))){ System.out.println("The request signature is invalid"); return; } if(inputStream!=null){ String xml = StreamUtils.copyToString(inputStream,Charset.forName("utf-8")); System.out.println("xml: "+xml); //转换XML EventMessage eventMessage = XMLConverUtil.convertToObject(EventMessage.class,xml); //创建回复 XMLTextMessage xmlTextMessage = new XMLTextMessage( eventMessage.getFromUserName(), eventMessage.getToUserName(), "你好"); //回复 xmlTextMessage.outputStreamWrite(outputStream); return; } outputStreamWrite(outputStream,""); } /** * 数据流输出 * @param outputStream * @param text * @return */ private boolean outputStreamWrite(OutputStream outputStream,String text){ try { outputStream.write(text.getBytes("utf-8")); } catch (UnsupportedEncodingException e) { // TODO Auto-generated catch block e.printStackTrace(); return false; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); return false; } return true; } }https://github.com/liyiorg/weixin-popular