#!/usr/bin/perl

use Data::Dumper;
use diagnostics;
use warnings;
use strict;

undef $/;
my %vars;                     # My vars space
my $javafile = <>;            # Read the java src

# Read all class' bodies
while ( $javafile =~ / class (\w+) (.*?)^\}/smg ) {
    my ($class,$body) = ($1,$2);

    # Read all vars' declarations
    while ( $body =~ /(\w+)\s*=\s*new\s+$class\s*\((.*)\)/g) {
        my ($variable,$parameters)=($1,$2);

        # Split parameters
        foreach my $v ( split ",",$parameters ) {

            # Filter bad characters
            $v =~ s/[ \"]//g;

            # Parameters falling into the black hole
            push @{ $vars{$class}{$variable} }, $v;
        }
    }
}

# Out of the space
print Dumper %vars;