fixed issue #2129 , Negative seek offset

ecdab767 · agapple · 403fdf99 · ecdab767
隐藏空白更改
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Showing with 4 addition and 1 deletion

common/src/main/java/com/alibaba/otter/canal/common/utils/FileUtils.java .../java/com/alibaba/otter/canal/common/utils/FileUtils.java +4 -1

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--- a/common/src/main/java/com/alibaba/otter/canal/common/utils/FileUtils.java
+++ b/common/src/main/java/com/alibaba/otter/canal/common/utils/FileUtils.java
@@ -28,10 +28,13 @@ public class FileUtils {
                minIndex = 0;
            }

-            String line;
+            if (readIndex < 0) {
+                readIndex = 0;
+            }
            rf.seek(readIndex);
            int k = 0;
            int c = -1;
+            String line = null;
            while (readIndex > start) {
                if (k == l) {
                    break;