How to use

getGenericKey

method

in

org.sonar.java.bytecode.asm.AsmMethod

protected final int getMethodLineNumber(AsmMethod asmMethod) {
 MethodSignature methodSignature = MethodSignatureScanner.scan(asmMethod.getGenericKey());
 AsmClass asmClass = asmMethod.getParent();
 Integer result = javaResourceLocator.getMethodStartLine(asmClass.getInternalName() + "#" + MethodSignaturePrinter.print(methodSignature));
 if (result != null) {
  return result;
 }
 return -1;
}

protected final int getMethodLineNumber(AsmMethod asmMethod) {
 MethodSignature methodSignature = MethodSignatureScanner.scan(asmMethod.getGenericKey());
 AsmClass asmClass = asmMethod.getParent();
 Integer result = context.getJavaResourceLocator().getMethodStartLine(asmClass.getInternalName() + "#" + MethodSignaturePrinter.print(methodSignature));
 if (result != null) {
  return result;
 }
 return -1;
}

@Override
public void visitMethod(AsmMethod asmMethod) {
 if (isPrivateUnused(asmMethod) && !isExcludedFromCheck(asmMethod)) {
  String messageStr = "Private method '" + asmMethod.getName() + "' is never used.";
  if ("<init>".equals(asmMethod.getName())) {
   messageStr = "Private constructor '" + asmClass.getDisplayName() + "(";
   List<String> params = Lists.newArrayList();
   for (Parameter param : MethodSignatureScanner.scan(asmMethod.getGenericKey()).getArgumentTypes()) {
    String paramName = param.getClassName();
    if (StringUtils.isEmpty(paramName)) {
     paramName = MethodSignatureScanner.getReadableType(param.getJvmJavaType());
    }
    params.add(paramName + (param.isArray() ? "[]" : ""));
   }
   messageStr += Joiner.on(",").join(params) + ")' is never used.";
  }
  CheckMessage message = new CheckMessage(this, messageStr);
  int line = getMethodLineNumber(asmMethod);
  if (line > 0) {
   message.setLine(line);
  }
  SourceFile file = getSourceFile(asmClass);
  file.log(message);
 }
}