From dc53ab5e1271f96c427dcbc0d24c4a5282204cd4 Mon Sep 17 00:00:00 2001
From: efrick <efrick@abscinc.com>
Date: Tue, 17 Aug 2021 14:06:00 -0400
Subject: [PATCH] Change from Array to List

I have changed the file_format variable from an array to a list type. This allows any number of file formats to be passed.
---
 src/picture_lister/Picture_Lister.java | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/src/picture_lister/Picture_Lister.java b/src/picture_lister/Picture_Lister.java
index fa4b54c..06380de 100644
--- a/src/picture_lister/Picture_Lister.java
+++ b/src/picture_lister/Picture_Lister.java
@@ -19,6 +19,8 @@ package picture_lister;
 
 import java.io.File;
 import java.io.FilenameFilter;
+import java.util.ArrayList;
+import java.util.List;
 
 /**
  *
@@ -35,14 +37,14 @@ public class Picture_Lister {
             System.exit(0);
         }
         String picture_dir = args[0];
-        String[] file_format = new String[10];
-        if (args.length > 1){
+        List<String> file_format = new ArrayList<>();
+        if (args.length > 1){//Check if any argumets other than the path have been passed.
             for(int i = 1; i < args.length; i++){
-                file_format[i-1] = args[i];
+                file_format.add(args[i]);
             }
-        } else {
-            file_format[0] = ".png";
-            file_format[1] = ".jpg";
+        } else {//The default formats to look for if none are given.
+            file_format.add(".jpg");
+            file_format.add(".png");
         }
         System.out.println(picture_dir);
         //Creating a File object for directory
@@ -52,7 +54,7 @@ public class Picture_Lister {
             @Override
             public boolean accept(File dir, String name) {
                if(name.lastIndexOf('.')>0) {
-                  String[] include = file_format;
+                  String[] include = file_format.toArray(new String[file_format.size()]);
                   // get last index for '.' char
                   int lastIndex = name.lastIndexOf('.');