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Tailer当文件内容为空时，会报异常，添加防止空指针

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xiongyi
2022-04-26 16:07:35 +08:00
parent d3f7fdcdd5
commit 43c0cf0a0b
1 changed files with 1 additions and 1 deletions
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hutool-core/src/main/java/cn/hutool/core/io/file/Tailer.java
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@@ -153,7 +153,7 @@ public class Tailer implements Serializable {
Stack<String> stack = new Stack<>(); Stack<String> stack = new Stack<>();
long start = this.randomAccessFile.getFilePointer(); long start = this.randomAccessFile.getFilePointer();
long nextEnd = len - 1; long nextEnd = (len - 1) < 0 ? 0 : len - 1;
this.randomAccessFile.seek(nextEnd); this.randomAccessFile.seek(nextEnd);
int c; int c;
int currentLine = 0; int currentLine = 0;