#247 统一下单接口支持H5支付，并去掉交易类型trade_type的校验

Author: binarywang

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/request/WxPayUnifiedOrderRequest.java

@@ -27,7 +27,7 @@
  */
 @XStreamAlias("xml")
 public class WxPayUnifiedOrderRequest extends WxPayBaseRequest {
-  private static final String[] TRADE_TYPES = new String[]{"JSAPI", "NATIVE", "APP"};
+  private static final String[] TRADE_TYPES = new String[]{"JSAPI", "NATIVE", "APP","MWEB"};
 
   /**
    * <pre>
@@ -443,10 +443,10 @@ public void setOpenid(String openid) {
 
   @Override
   protected void checkConstraints() {
-    if (!ArrayUtils.contains(TRADE_TYPES, this.getTradeType())) {
-      throw new IllegalArgumentException(String.format("trade_type目前必须为%s其中之一,实际值：%s",
-        Arrays.toString(TRADE_TYPES), this.getTradeType()));
-    }
+//    if (!ArrayUtils.contains(TRADE_TYPES, this.getTradeType())) {
+//      throw new IllegalArgumentException(String.format("trade_type目前必须为%s其中之一,实际值：%s",
+//        Arrays.toString(TRADE_TYPES), this.getTradeType()));
+//    }
 
     if ("JSAPI".equals(this.getTradeType()) && this.getOpenid() == null) {
       throw new IllegalArgumentException("当 trade_type是'JSAPI'时未指定openid");

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/result/WxPayUnifiedOrderResult.java

@@ -25,6 +25,12 @@ public class WxPayUnifiedOrderResult extends WxPayBaseResult {
   @XStreamAlias("trade_type")
   private String tradeType;
 
+  /**
+   * mweb_url 支付跳转链接
+   */
+  @XStreamAlias("mweb_url")
+  private String mwebUrl;
+
   /**
    * trade_type为NATIVE时有返回，用于生成二维码，展示给用户进行扫码支付
    */
@@ -54,4 +60,12 @@ public String getCodeURL() {
   public void setCodeURL(String codeURL) {
     this.codeURL = codeURL;
   }
+
+  public String getMwebUrl() {
+    return mwebUrl;
+  }
+
+  public void setMwebUrl(String mwebUrl) {
+    this.mwebUrl = mwebUrl;
+  }
 }