From b8e6896585f28fd751b95de27c5702c7328054bc Mon Sep 17 00:00:00 2001
From: free will <2647778488@qq.com>
Date: Tue, 16 Mar 2021 10:22:31 +0800
Subject: [PATCH] add handle error: SignatureType

---
 src/main/java/component/SignatureType.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/main/java/component/SignatureType.java b/src/main/java/component/SignatureType.java
index befefd3..b9c6b35 100644
--- a/src/main/java/component/SignatureType.java
+++ b/src/main/java/component/SignatureType.java
@@ -141,7 +141,12 @@ public class SignatureType implements TlvComponentBase, IEncodingAble {
         }
 
         // 尝试从 TLE-VALUE 中读取出一个非负整数
-        long result= TLV.readNonNegativeInteger(block.getValue(),0,block.getLength().getVlIntValue2Int());
+        long result= 0;
+        try {
+            result = TLV.readNonNegativeInteger(block.getValue(),0,block.getLength().getVlIntValue2Int());
+        } catch (VlIntException e) {
+            throw new Error("SignatureType.wireDecode: Invalid SignatureType TLV");
+        }
         if(result<0){
             return false;
         }