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8199547: Exception to Pattern Syntax

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Reviewed-by: rriggs
This commit is contained in:
Xueming Shen 2018-03-15 16:04:30 -07:00
parent 3a7104760a
commit 087ea6befb
1 changed files with 1 additions and 1 deletions
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2
src/java.base/share/classes/java/util/regex/PatternSyntaxException.java
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@ -106,7 +106,7 @@ public class PatternSyntaxException
}
sb.append(System.lineSeparator());
sb.append(pattern);
if (index >= 0) {
if (index >= 0 && pattern != null && index < pattern.length()) {
sb.append(System.lineSeparator());
for (int i = 0; i < index; i++) sb.append(' ');
sb.append('^');