Search query to SQL

SearchQueryToSQL .java

import java.lang.System;
import java.util.*;
import java.util.regex.*;
import java.util.regex.Pattern;

public class SearchQueryToSQL {

    public static void main(String[] args) {

        String search = "LOL \\* abc* def_huaua def\\_\\% [lolipop]";

        Pattern asterisk = Pattern.compile("(?<!\\\\)\\*");
        search = asterisk.matcher(search).replaceAll("%").replaceAll("\\\\\\*", "*");

        Pattern wildcard = Pattern.compile("[_\\[\\]]");
        search = wildcard.matcher(search).replaceAll("\\\\$0");

        System.out.println(search);
    }
}

Output:

LOL * abc% def\_huaua def\_\%

Output:

LOL * abc% def\_huaua def\\_\% \[lolipop\]