打包签名验签

src/main/java/com/sunyard/inf/SydSVApi.java

@@ -4,6 +4,8 @@ package com.sunyard.inf;
 import com.sunyard.RetWrap;
 import com.sunyard.cert.X509;
 
+import java.io.UnsupportedEncodingException;
+
 /**
  * 签名验签相关接口
  */
@@ -177,7 +179,7 @@ interface SydAttachedSVApi {
      * @return
      * 符合PKCS7标准的签名结果
      */
-    String attachedSign(byte[] orgData, String sCertDN);
+    String attachedSign(byte[] orgData, String sCertDN) throws UnsupportedEncodingException;
     byte[] attachedSignC(byte[] orgData, String sCertDN);
 
     /**