Make owner, key, creation time, and dimensions optional.

diff --git a/src/main/java/net/pterodactylus/sone/data/Image.java b/src/main/java/net/pterodactylus/sone/data/Image.java
index 6b7b1dd..587c15e 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/data/Image.java
+++ b/src/main/java/net/pterodactylus/sone/data/Image.java
@@ -32,19 +32,19 @@ public class Image implements Fingerprintable {
        private final String id;
 
        /** The Sone the image belongs to. */
-       private final Sone sone;
+       private Sone sone;
 
        /** The key of the image. */
-       private final String key;
+       private String key;
 
        /** The creation time of the image. */
-       private final long creationTime;
+       private long creationTime;
 
        /** The width of the image. */
-       private final int width;
+       private int width;
 
        /** The height of the image. */
-       private final int height;
+       private int height;
 
        /** The title of the image. */
        private String title;
@@ -53,21 +53,10 @@ public class Image implements Fingerprintable {
        private String description;
 
        /**
-        * Creates a new image.
-        *
-        * @param sone
-        *            The Sone the image belongs to
-        * @param key
-        *            The key of the image
-        * @param creationTime
-        *            The creation time of the image
-        * @param width
-        *            The width of the image
-        * @param height
-        *            The height of the image
+        * Creates a new image with a random ID.
         */
-       public Image(Sone sone, String key, long creationTime, int width, int height) {
-               this(UUID.randomUUID().toString(), sone, key, creationTime, width, height);
+       public Image() {
+               this(UUID.randomUUID().toString());
        }
 
        /**
@@ -75,25 +64,10 @@ public class Image implements Fingerprintable {
         *
         * @param id
         *            The ID of the image
-        * @param sone
-        *            The Sone the image belongs to
-        * @param key
-        *            The key of the image
-        * @param creationTime
-        *            The creation time of the image
-        * @param width
-        *            The width of the image
-        * @param height
-        *            The height of the image
         */
-       public Image(String id, Sone sone, String key, long creationTime, int width, int height) {
-               Validation.begin().isNotNull("Image ID", id).isNotNull("Image Owner", sone).isNotNull("Image Key", key).isGreater("Image Creation Time", creationTime, 0).isGreater("Image Width", width, 0).isGreater("Image Height", height, 0).check();
+       public Image(String id) {
+               Validation.begin().isNotNull("Image ID", id).check();
                this.id = id;
-               this.sone = sone;
-               this.key = key;
-               this.creationTime = creationTime;
-               this.width = width;
-               this.height = height;
        }
 
        //
@@ -119,6 +93,20 @@ public class Image implements Fingerprintable {
        }
 
        /**
+        * Sets the owner of this image. The owner can only be set if no owner has
+        * yet been set.
+        *
+        * @param sone
+        *            The new owner of this image
+        * @return This image
+        */
+       public Image setSone(Sone sone) {
+               Validation.begin().isNull("Current Image Owner", this.sone).isNotNull("New Image Owner", sone);
+               this.sone = sone;
+               return this;
+       }
+
+       /**
         * Returns the key of this image.
         *
         * @return The key of this image
@@ -128,6 +116,20 @@ public class Image implements Fingerprintable {
        }
 
        /**
+        * Sets the key of this image. The key can only be set as long as no key has
+        * yet been set.
+        *
+        * @param key
+        *            The new key of this image
+        * @return This image
+        */
+       public Image setKey(String key) {
+               Validation.begin().isNull("Current Image Key", this.key).isNotNull("New Image Key", key).check();
+               this.key = key;
+               return this;
+       }
+
+       /**
         * Returns the creation time of this image.
         *
         * @return The creation time of this image (in milliseconds since 1970, Jan
@@ -138,6 +140,20 @@ public class Image implements Fingerprintable {
        }
 
        /**
+        * Sets the new creation time of this image. The creation time can only be
+        * set as long as no creation time has been set yet.
+        *
+        * @param creationTime
+        *            The new creation time of this image
+        * @return This image
+        */
+       public Image setCreationTime(long creationTime) {
+               Validation.begin().isEqual("Current Image Creation Time", this.creationTime, 0).isGreater("New Image Creation Time", creationTime, 0).check();
+               this.creationTime = creationTime;
+               return this;
+       }
+
+       /**
         * Returns the width of this image.
         *
         * @return The width of this image (in pixels)
@@ -147,6 +163,20 @@ public class Image implements Fingerprintable {
        }
 
        /**
+        * Sets the width of this image. The width can only be set as long as no
+        * width has been set yet.
+        *
+        * @param width
+        *            The new width of this image
+        * @return This image
+        */
+       public Image setWidth(int width) {
+               Validation.begin().isEqual("Current Image Width", this.width, 0).isGreater("New Image Width", width, 0).check();
+               this.width = width;
+               return this;
+       }
+
+       /**
         * Returns the height of this image.
         *
         * @return The height of this image (in pixels)
@@ -156,6 +186,20 @@ public class Image implements Fingerprintable {
        }
 
        /**
+        * Sets the new height of this image. The height can only be set as long as
+        * no height has yet been set.
+        *
+        * @param height
+        *            The new height of this image
+        * @return This image
+        */
+       public Image setHeight(int height) {
+               Validation.begin().isEqual("Current Image Height", this.height, 0).isGreater("New Image Height", height, 0);
+               this.height = height;
+               return this;
+       }
+
+       /**
         * Returns the title of this image.
         *
         * @return The title of this image