Gives the interface the ability to pull information from the YouTube page.

This will make filling in song data much easier.

browserCommands/src/main/java/edu/regis/universeplayer/AutoGson.java

@@ -1,5 +0,0 @@
-package edu.regis.universeplayer;
-
-public class AutoGson
-{
-}

browserCommands/src/main/java/edu/regis/universeplayer/data/Album.java

@@ -4,11 +4,13 @@
 
 package edu.regis.universeplayer.data;
 
+import java.io.Serializable;
 import java.util.Arrays;
+import java.util.Objects;
 
 import javax.swing.ImageIcon;
 
-public class Album implements Comparable<Album>
+public class Album implements Comparable<Album>, Serializable
 {
     public int id;
     public String name;
@@ -18,7 +20,30 @@ public class Album implements Comparable<Album>
     public String[] genres;
     public int totalTracks;
     public int totalDiscs;
-    
+
+    @Override
+    public boolean equals(Object o)
+    {
+        if (this == o)
+        {
+            return true;
+        }
+        if (!(o instanceof Album album))
+        {
+            return false;
+        }
+        return year == album.year && totalTracks == album.totalTracks && totalDiscs == album.totalDiscs && name.equals(album.name) && Arrays.equals(artists, album.artists) && Arrays.equals(genres, album.genres);
+    }
+
+    @Override
+    public int hashCode()
+    {
+        int result = Objects.hash(name, year, totalTracks, totalDiscs);
+        result = 31 * result + Arrays.hashCode(artists);
+        result = 31 * result + Arrays.hashCode(genres);
+        return result;
+    }
+
     @Override
     public int compareTo(Album o)
     {

browserCommands/src/main/java/edu/regis/universeplayer/data/InternetSong.java

@@ -10,7 +10,11 @@ import org.slf4j.LoggerFactory;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.util.Arrays;
+import java.util.Objects;
 
+/**
+ * An internet song is a specific type of song that is accessed from a webpage.
+ */
 public class InternetSong extends Song
 {
     private static final Logger logger = LoggerFactory
@@ -21,6 +25,30 @@ public class InternetSong extends Song
      */
     public URL location;
 
+    @Override
+    public boolean equals(Object o)
+    {
+        if (this == o)
+        {
+            return true;
+        }
+        if (!(o instanceof InternetSong that))
+        {
+            return false;
+        }
+        if (!super.equals(o))
+        {
+            return false;
+        }
+        return Objects.equals(location, that.location);
+    }
+
+    @Override
+    public int hashCode()
+    {
+        return Objects.hash(super.hashCode(), location);
+    }
+
     @Override
     public int compareTo(Song o)
     {

browserCommands/src/main/java/edu/regis/universeplayer/data/LocalSong.java

@@ -6,6 +6,7 @@ package edu.regis.universeplayer.data;
 
 import java.io.File;
 import java.util.Arrays;
+import java.util.Objects;
 
 /**
  * This song represents a song found on the local file system.
@@ -30,6 +31,30 @@ public class LocalSong extends Song
      */
     public long lastMod;
 
+    @Override
+    public boolean equals(Object o)
+    {
+        if (this == o)
+        {
+            return true;
+        }
+        if (!(o instanceof LocalSong localSong))
+        {
+            return false;
+        }
+        if (!super.equals(o))
+        {
+            return false;
+        }
+        return file.equals(localSong.file);
+    }
+
+    @Override
+    public int hashCode()
+    {
+        return Objects.hash(super.hashCode(), file);
+    }
+
     @Override
     public int compareTo(Song o)
     {

browserCommands/src/main/java/edu/regis/universeplayer/data/Song.java

@@ -6,6 +6,7 @@ package edu.regis.universeplayer.data;
 
 import java.io.Serializable;
 import java.util.Arrays;
+import java.util.Objects;
 
 /**
  * Contains data for a song.
@@ -42,6 +43,28 @@ public class Song implements Comparable<Song>, Serializable
      */
     public Album album;
 
+    @Override
+    public boolean equals(Object o)
+    {
+        if (this == o)
+        {
+            return true;
+        }
+        if (!(o instanceof Song song))
+        {
+            return false;
+        }
+        return trackNum == song.trackNum && disc == song.disc && title.equals(song.title) && Arrays.equals(artists, song.artists) && album.equals(song.album);
+    }
+
+    @Override
+    public int hashCode()
+    {
+        int result = Objects.hash(title, trackNum, disc, album);
+        result = 31 * result + Arrays.hashCode(artists);
+        return result;
+    }
+
     @Override
     public int compareTo(Song o)
     {