import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "^( |\\t)*(\\w+)\\1*::\\1*\\2\\{\\1*\\}";
final String string = "TropicalFruitTOutput::TropicalFruitTOutput{}\n"
+ " : dad::CRunnable{}\n"
+ " , m_watermelon_out{}\n"
+ "#if MAX_FRUITS == (10)\n"
+ " , m_cherry_out{}\n"
+ "#endif\n"
+ "{\n"
+ "}\n\n"
+ "NationalFruitInput::NationalFruitInput{}\n"
+ " , m_banana_in{}\n"
+ " , m_dragronFruit{PAD_GetdragronFruitPAD_B(xcxcxc)}\n"
+ "{\n"
+ "}\n\n"
+ "SpecialFruits::SpecialFruits{}\n"
+ " : AmazingClassType{}\n"
+ " , m_kiwi{}\n"
+ " , m_avocado{ // PRQA S 2961 # FALSEPOSITIVE QAC warning about uninitialized\n"
+ " // Hello world\n"
+ " // This is just a comment for\n"
+ " // testing purpose\n"
+ " m_apricotController.getApricotList()}\n"
+ "{\n"
+ "}\n\n"
+ "using NewFruitsBase::NewFruitsBase;\n";
final String subst = "$2::$2()";
final Pattern pattern = Pattern.compile(regex, 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