Github user kaspersorensen commented on a diff in the pull request:
https://github.com/apache/metamodel/pull/21#discussion_r29234658
--- Diff:
mongodb/src/main/java/org/apache/metamodel/mongodb/MongoDbDataContext.java ---
@@ -435,6 +441,19 @@ 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);
+ }
+
+ private String replaceWildCardLikeChars(String operand) {
+ return operand.replace("%","");
--- End diff --
Shouldn't this replace with something like ```.*```? Or else it seems to me
it is just removing the % symbol?
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