remove duplicate files generated by picasa

gistfile1.txt

	public static void main(String... args) {
	    File[] files = new File("/Users/dan/Pictures/").listFiles();
	    showFiles(files);
	}
	
	public static void showFiles(File[] files) {
		Map<String, File> names = new HashMap<>(); 
	    for (File file : files) {
	        if (file.isDirectory()) {
	            System.out.println("Directory: " + file.getName());
	            showFiles(file.listFiles()); // Calls same method again.
	        } else {
	        	if (names.containsKey(file.getName().replace(" 1.", "."))) {
	        		System.out.println("duplicate File: " + file.getName() + " " + names.get(file.getName().replace(" 1.", ".")));
	        		names.get(file.getName().replace(" 1.", ".")).delete();
	        	}
	        	names.put(file.getName().replace(" 1.", "."), file);
	        }
	    }
	}