X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fdata%2FImageImpl.java;h=df901b02b3df65821bcbbd54f7440017469c978c;hb=4b9052a10d998339deec2f9b567d2913a9442f8b;hp=c8f7a9bb7549fe37cc69b44d323216e655723133;hpb=518efffdab386d47882aedee35031e66852c2772;p=Sone.git

diff --git a/src/main/java/net/pterodactylus/sone/data/ImageImpl.java b/src/main/java/net/pterodactylus/sone/data/ImageImpl.java
index c8f7a9b..df901b0 100644
--- a/src/main/java/net/pterodactylus/sone/data/ImageImpl.java
+++ b/src/main/java/net/pterodactylus/sone/data/ImageImpl.java
@@ -202,23 +202,43 @@ public class ImageImpl implements Image {
 			@Override
 			public Image update() throws IllegalStateException {
 				checkState(!sone.isPresent() || (ImageImpl.this.sone == null) || sone.get().equals(ImageImpl.this.sone), "can not change Sone once set");
-				checkState(!creationTime.isPresent() || (ImageImpl.this.creationTime == 0), "can not change creation time once set");
+				checkState(!creationTime.isPresent() || ((ImageImpl.this.creationTime == 0) || (ImageImpl.this.creationTime == creationTime.get())), "can not change creation time once set");
 				checkState(!key.isPresent() || (ImageImpl.this.key == null) || key.get().equals(ImageImpl.this.key), "can not change key once set");
+				if (title.isPresent() && title.get().trim().isEmpty()) {
+					throw new ImageTitleMustNotBeEmpty();
+				}
 				checkState(!width.isPresent() || (ImageImpl.this.width == 0) || width.get().equals(ImageImpl.this.width), "can not change width once set");
 				checkState(!height.isPresent() || (ImageImpl.this.height == 0) || height.get().equals(ImageImpl.this.height), "can not change height once set");
-				ImageImpl.this.sone = sone.or(ImageImpl.this.sone);
-				ImageImpl.this.creationTime = creationTime.or(ImageImpl.this.creationTime);
-				ImageImpl.this.key = key.or(ImageImpl.this.key);
-				ImageImpl.this.title = title.or(ImageImpl.this.title);
-				ImageImpl.this.description = description.or(ImageImpl.this.description);
-				ImageImpl.this.width = width.or(ImageImpl.this.width);
-				ImageImpl.this.height = height.or(ImageImpl.this.height);
+
+				if (sone.isPresent()) {
+					ImageImpl.this.sone = sone.get();
+				}
+				if (creationTime.isPresent()) {
+					ImageImpl.this.creationTime = creationTime.get();
+				}
+				if (key.isPresent()) {
+					ImageImpl.this.key = key.get();
+				}
+				if (title.isPresent()) {
+					ImageImpl.this.title = title.get();
+				}
+				if (description.isPresent()) {
+					ImageImpl.this.description = description.get();
+				}
+				if (width.isPresent()) {
+					ImageImpl.this.width = width.get();
+				}
+				if (height.isPresent()) {
+					ImageImpl.this.height = height.get();
+				}
 
 				return ImageImpl.this;
 			}
 		};
 	}
 
+	public static class ImageTitleMustNotBeEmpty extends IllegalStateException { }
+
 	//
 	// FINGERPRINTABLE METHODS
 	//