public String getSignature() {
        final StringBuilder builder = new StringBuilder("(");
        parameters.forEach(builder::append);
        return builder.append(')').append(returnType).toString();
    }
public String getSignature ( ) { final StringBuilder builder = new StringBuilder ( "(" ) ; parameters . forEach ( builder :: append ) ; return builder . append ( ')' ) . append ( returnType ) . toString ( ) ; }
Returns the method signature, e.g. {@code (Ljava/lang/String;)V}.