Github user albertostratio commented on a diff in the pull request:
https://github.com/apache/metamodel/pull/21#discussion_r29323171
--- Diff:
mongodb/src/main/java/org/apache/metamodel/mongodb/MongoDbDataContext.java ---
@@ -435,6 +442,19 @@ private String getOperatorName(FilterItem item) {
return operatorName;
}
+ private Pattern turnOperandIntoRegExp(Object operand) {
+ String operandAsString = operand.toString();
+ StringBuilder operandAsRegExp = new
StringBuilder(replaceWildCardLikeChars(operandAsString));
+ if (!operandAsString.startsWith("%") &&
operandAsString.contains("%")) {
+ operandAsRegExp = operandAsRegExp.insert(0, "^");
+ }
+ return Pattern.compile(operandAsRegExp.toString(),
Pattern.CASE_INSENSITIVE);
+ }
--- End diff --
Really good point in here! I've just modified the code to always prepend ^
and append $ and the tests are all passing OK. Thank you for the comment! I'll
be pushing the changes right now...
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