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[Backport 2.18] [Backport 2.x] Correct regular expression range #3105

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[Backport 2.18] [Backport 2.x] Correct regular expression range #3105

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2 changes: 1 addition & 1 deletion common/src/main/java/org/opensearch/sql/common/grok/GrokCompiler.java
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@
public class GrokCompiler implements Serializable {

// We don't want \n and commented line
private static final Pattern patternLinePattern = Pattern.compile("^([A-z0-9_]+)\\s+(.*)$");
private static final Pattern patternLinePattern = Pattern.compile("^([a-zA-Z0-9_]+)\\s+(.*)$");

/** {@code Grok} patterns definitions. */
private final Map<String, String> grokPatternDefinitions = new HashMap<>();
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4 changes: 2 additions & 2 deletions common/src/main/java/org/opensearch/sql/common/grok/GrokUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -24,8 +24,8 @@ public class GrokUtils {
Pattern.compile(
"%\\{"
+ "(?<name>"
+ "(?<pattern>[A-z0-9]+)"
+ "(?::(?<subname>[A-z0-9_:;,\\-\\/\\s\\.']+))?"
+ "(?<pattern>[a-zA-Z0-9_]+)"
+ "(?::(?<subname>[a-zA-Z0-9_:;,\\-\\/\\s\\.']+))?"
+ ")"
+ "(?:=(?<definition>"
+ "(?:"
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