[jira] Commented: (HARMONY-4222) [classlib][imageio] ImageIO.read works incorrect

["Andrey Pavlenko (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HARMONY-4222?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12510193 ] 

Andrey Pavlenko commented on HARMONY-4222:
------------------------------------------

Gif and bmp image readers are not implemented in the imageio module.

> [classlib][imageio] ImageIO.read works incorrect
> ------------------------------------------------
>
>                 Key: HARMONY-4222
>                 URL: https://issues.apache.org/jira/browse/HARMONY-4222
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>            Reporter: Dmitry Irlyanov
>         Attachments: H4222-ImageIOTest.patch, utest.bmp, utest.gif
>
>
> If the ImageIOTest complete with 2 additional specified image formats to read the test fails both on ibm j9 and drlvm:
> package javax.imageio;
> import java.net.URL;
> import java.util.LinkedList;
> import java.util.List;
> import junit.framework.TestCase;
> public class ImageIOTest extends TestCase {
>     public void testReadURL() throws Exception {
>         // Regression for HARMONY-3135
>         for (URL url : listImages()) {
>             assertNotNull("Failed to load image from URL " + url,
>                     ImageIO.read(url));
>             assertFalse("The current thread has been interrupted! URL: " + url, //$NON-NLS-1$
>                     Thread.currentThread().isInterrupted());
>         }
>     }
>     protected List<URL> listImages() {
>         final String imgPath = "/resources/images/utest."; //$NON-NLS-1$
>         final Class<? extends ImageIOTest> c = getClass();
>         final List<URL> img = new LinkedList<URL>();
>         img.add(c.getResource(imgPath + "jpg")); //$NON-NLS-1$
>         img.add(c.getResource(imgPath + "png")); //$NON-NLS-1$
> 	img.add(c.getResource(imgPath + "gif")); //$NON-NLS-1$
> 	img.add(c.getResource(imgPath + "bmp")); //$NON-NLS-1$
>         return img;
>     }
> }
> on Harmony readImage method cannot read gif and bmp formats:
> Failed to load image from URL file:/C:/workspace/Harmony/trunk/working_classlib/modules/imageio/bin/test/resources/images/utest.gif
> junit.framework.AssertionFailedError: Failed to load image from URL file:/modules/imageio/bin/test/resources/images/utest.gif at javax.imageio.ImageIOTest.testReadURL(ImageIOTest.java:31) at java.lang.reflect.VMReflection.invokeMethod(VMReflection.java)
> on ibm j9 the readImage throws Decompression Error:
> java.lang.RuntimeException: Decompression Error at org.apache.harmony.awt.gl.image.PngDecoder.decode(Native Method) at org.apache.harmony.awt.gl.image.PngDecoder.decodeImage(PngDecoder.java:110) at org.apache.harmony.awt.gl.image.DecodingImageSource.load(DecodingImageSource.java:252) at org.apache.harmony.x.imageio.plugins.png.PNGImageReader.read(PNGImageReader.java:84) at org.apache.harmony.x.imageio.plugins.png.PNGImageReader.read(PNGImageReader.java:93) at javax.imageio.ImageIO.read(ImageIO.java:249) at javax.imageio.ImageIO.read(ImageIO.java:222) at javax.imageio.ImageIO.read(ImageIO.java:231) at javax.imageio.ImageIOTest.testReadURL(ImageIOTest.java:32) at java.lang.reflect.AccessibleObject.invokeV(AccessibleObject.java:25)

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