From 99d7f94fec7f19366989f6e4e90c0236474646c9 Mon Sep 17 00:00:00 2001
From: free will <2647778488@qq.com>
Date: Tue, 23 Mar 2021 17:43:46 +0800
Subject: [PATCH] fixed some error: Block

---
 src/main/java/encoding/Block.java | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/main/java/encoding/Block.java b/src/main/java/encoding/Block.java
index 9e426f5..0a3abb2 100644
--- a/src/main/java/encoding/Block.java
+++ b/src/main/java/encoding/Block.java
@@ -343,16 +343,16 @@ public class Block {
         if(this.hasValue()){
             // 如果设置了 value ，则直接使用
             int tmplen=encoder.appendByteArray(this.value,new SizeT(this.value.length));
-            if(tmplen==0){
-                return 0;
+            if(tmplen<=0){
+                return -1;
             }
             len+=tmplen;
         }else{
             // 如果 value 为空，则看 elements 中有没有子TLV Block，有则编码后插入
             for(Block subBlock:this.elements.getElements()){
                 int tmplen=subBlock.encode(encoder);
-                if(tmplen==0){
-                    return 0;
+                if(tmplen<=0){
+                    return -1;
                 }
                 len+=tmplen;
             }
@@ -360,15 +360,15 @@ public class Block {
 
         // 编码 TLV-LENGTH
         int tmplen=encoder.prependVarNumber(new VlInt(len));
-        if(tmplen==0){
-            return 0;
+        if(tmplen<=0){
+            return -1;
         }
         len+=tmplen;
 
         // 编码 TLV-TYPE
         tmplen=encoder.prependVarNumber(this.tlvType);
-        if(tmplen==0){
-            return 0;
+        if(tmplen<=0){
+            return -1;
         }
         len+=tmplen;