X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fbe%2Fnikiroo%2Futils%2Fui%2FImageUtilsAwt.java;h=4cf12c04cd0573629d90ed6e376be7c5ca6e7155;hb=d46b7b96f94e88a776bcd2dfd756549ffb300cc9;hp=367e757a81ede843a9273f68cafbe6f816374297;hpb=10b6023d2b40921bfc55abf414a988ca19e5e142;p=nikiroo-utils.git

diff --git a/src/be/nikiroo/utils/ui/ImageUtilsAwt.java b/src/be/nikiroo/utils/ui/ImageUtilsAwt.java
index 367e757..4cf12c0 100644
--- a/src/be/nikiroo/utils/ui/ImageUtilsAwt.java
+++ b/src/be/nikiroo/utils/ui/ImageUtilsAwt.java
@@ -11,6 +11,7 @@ import javax.imageio.ImageIO;
 
 import be.nikiroo.utils.Image;
 import be.nikiroo.utils.ImageUtils;
+import be.nikiroo.utils.StringUtils;
 
 /**
  * This class offer some utilities based around images and uses java.awt.
@@ -20,9 +21,8 @@ import be.nikiroo.utils.ImageUtils;
 public class ImageUtilsAwt extends ImageUtils {
 	@Override
 	protected boolean check() {
-		// If we can get the class, it means we have access to it
-		@SuppressWarnings("unused")
-		Object test = ImageIO.class;
+		// Will not work if ImageIO is not available
+		ImageIO.getCacheDirectory();
 		return true;
 	}
 
@@ -99,7 +99,19 @@ public class ImageUtilsAwt extends ImageUtils {
 			}
 
 			if (image == null) {
-				throw new IOException("Failed to convert input to image");
+				String extra = "";
+				if (img.getSize() <= 2048) {
+					try {
+						extra = ", content: "
+								+ new String(img.getData(), "UTF-8");
+					} catch (Exception e) {
+						extra = ", content unavailable";
+					}
+				}
+				String ssize = StringUtils.formatNumber(img.getSize());
+				throw new IOException(
+						"Failed to convert input to image, size was: " + ssize
+								+ extra);
 			}
 
 			// Note: this code has been found on Internet;