made members in Studio, Person, Country, Category and Artwork private

themoviedbapi/src/com/moviejukebox/themoviedb/model/Artwork.java

@@ -33,10 +33,10 @@ public class Artwork implements Comparable<Object> {
     public static String ARTWORK_SIZE_PROFILE   = "profile";
     public static String[] ARTWORK_SIZES        = {ARTWORK_SIZE_ORIGINAL, ARTWORK_SIZE_THUMB, ARTWORK_SIZE_MID, ARTWORK_SIZE_COVER, ARTWORK_SIZE_POSTER, ARTWORK_SIZE_PROFILE};
 
-    public String type;
-    public String size;
-    public String url;
-    public int    id;
+    private String type;
+    private String size;
+    private String url;
+    private int    id;
     
     public String[] getArtworkSizes() {
         return ARTWORK_SIZES;

themoviedbapi/src/com/moviejukebox/themoviedb/model/Category.java

@@ -10,7 +10,6 @@
  *      For any reuse or distribution, you must make clear to others the 
  *      license terms of this work.  
  */
-
 package com.moviejukebox.themoviedb.model;
 
 /**
@@ -20,10 +19,11 @@ package com.moviejukebox.themoviedb.model;
  *
  */
 public class Category {
-    public String   type;
-    public String   name;
-    public String   url;
-    public String   id;
+
+    private String type;
+    private String name;
+    private String url;
+    private String id;
 
     public String getId() {
         return id;

themoviedbapi/src/com/moviejukebox/themoviedb/model/Country.java

@@ -10,7 +10,6 @@
  *      For any reuse or distribution, you must make clear to others the 
  *      license terms of this work.  
  */
-
 package com.moviejukebox.themoviedb.model;
 
 /**
@@ -20,9 +19,10 @@ package com.moviejukebox.themoviedb.model;
  *
  */
 public class Country {
-    public String   url;
-    public String   name;
-    public String   code;
+
+    private String url;
+    private String name;
+    private String code;
 
     public String getUrl() {
         return url;

themoviedbapi/src/com/moviejukebox/themoviedb/model/Person.java

@@ -28,7 +28,7 @@ import com.moviejukebox.themoviedb.tools.ModelTools;
  *
  */
 public class Person extends ModelTools {
-    private static String UNKNOWN = MovieDB.UNKNOWN;
+    private static final String UNKNOWN = MovieDB.UNKNOWN;
 
     private String  name        = UNKNOWN;
     private String  character   = UNKNOWN;

themoviedbapi/src/com/moviejukebox/themoviedb/model/Studio.java

@@ -10,7 +10,6 @@
  *      For any reuse or distribution, you must make clear to others the 
  *      license terms of this work.  
  */
-
 package com.moviejukebox.themoviedb.model;
 
 /**
@@ -20,9 +19,10 @@ package com.moviejukebox.themoviedb.model;
  *
  */
 public class Studio {
-    public String   name;
-    public String   url;
-    public String   id;
+
+    private String name;
+    private String url;
+    private String id;
 
     public String getId() {
         return id;