import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "(select)(.*?)(from)[\\\\r\\\\n]*";
final String string = "SELECT\\r\\n money\\r\\nFROM\\r\\n accounts\n"
+ "\"SELECT\\r\\n device_id\\r\\nFROM\\r\\n temp.test_sets AS device_infos\\r\\nJOIN (\\r\\n SELECT\\r\\n google_ad_id\\r\\n FROM\\r\\n test*\\r\\n)";
final String subst = "\\1 count(*) \\2";
final Pattern pattern = Pattern.compile(regex, Pattern.CASE_INSENSITIVE | Pattern.MULTILINE);
final Matcher matcher = pattern.matcher(string);
// The substituted value will be contained in the result variable
final String result = matcher.replaceAll(subst);
System.out.println("Substitution result: " + result);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html