test/jdk/javax/imageio/ImageReaderGetDestination.java
changeset 47216 71c04702a3d5
parent 45351 f7f615a3aaff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/javax/imageio/ImageReaderGetDestination.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,132 @@
+/*
+ * Copyright (c) 2001, 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 4449211
+ * @summary Checks that ImageReader.getDestination throws correct exceptions
+ */
+
+import java.awt.image.BufferedImage;
+import java.io.IOException;
+import java.util.Iterator;
+import java.util.Vector;
+
+import javax.imageio.IIOException;
+import javax.imageio.ImageReadParam;
+import javax.imageio.ImageReader;
+import javax.imageio.ImageTypeSpecifier;
+import javax.imageio.metadata.IIOMetadata;
+import javax.imageio.spi.ImageReaderSpi;
+
+public class ImageReaderGetDestination {
+
+    public static void main(String argv[]) {
+        Vector imageTypes = new Vector();
+        boolean gotIAE1 = false;
+        boolean gotIAE2 = false;
+        boolean gotIAE3 = false;
+        boolean gotIAE4 = false;
+
+        try {
+            DummyImageReaderImpl.getDestination(null, null, 5, 10);
+        } catch (IllegalArgumentException iae) {
+            gotIAE1 = true;
+        } catch (Throwable ee) {
+            System.out.println("Unexpected exception 1:");
+            ee.printStackTrace();
+        }
+        if (!gotIAE1) {
+            throw new RuntimeException("Failed to get IAE #1!");
+        }
+
+        try {
+            DummyImageReaderImpl.getDestination(null, imageTypes.iterator(),
+                                                5, 10);
+        } catch (IllegalArgumentException iae) {
+            gotIAE2 = true;
+        } catch (Throwable ee) {
+            System.out.println("Unexpected exception 2:");
+            ee.printStackTrace();
+        }
+        if (!gotIAE2) {
+            throw new RuntimeException("Failed to get IAE #2!");
+        }
+
+        imageTypes.add("abc");
+        try {
+            DummyImageReaderImpl.getDestination(null, imageTypes.iterator(),
+                                                5, 10);
+        } catch (IllegalArgumentException iae) {
+            gotIAE3 = true;
+        } catch (Throwable ee) {
+            System.out.println("Unexpected exception 3:");
+            ee.printStackTrace();
+        }
+        if (!gotIAE3) {
+            throw new RuntimeException("Failed to get IAE #3!");
+        }
+
+        imageTypes.clear();
+        ImageTypeSpecifier its = ImageTypeSpecifier.createFromBufferedImageType
+            (BufferedImage.TYPE_INT_RGB);
+        imageTypes.add(its);
+        try {
+            DummyImageReaderImpl.getDestination(null,
+                                                imageTypes.iterator(),
+                                                Integer.MAX_VALUE,
+                                                Integer.MAX_VALUE);
+        } catch (IllegalArgumentException iae) {
+            gotIAE4 = true;
+        } catch (Throwable ee) {
+            System.out.println("Unexpected exception 4: ");
+            ee.printStackTrace();
+        }
+        if (!gotIAE4) {
+            throw new RuntimeException("Failed to get IAE #4!");
+        }
+    }
+
+    public static class DummyImageReaderImpl extends ImageReader {
+        public DummyImageReaderImpl(ImageReaderSpi originatingProvider) {
+            super(originatingProvider);
+        }
+        public static BufferedImage getDestination(ImageReadParam param,
+                                                   Iterator imageTypes,
+                                                   int width,
+                                                   int height)
+          throws IIOException {
+            return ImageReader.getDestination(param, imageTypes, width, height);
+        }
+        public int getNumImages(boolean allowSearch) throws IOException {return 1;}
+        public int getWidth(int imageIndex) throws IOException {return 1;}
+        public int getHeight(int imageIndex) throws IOException {return 1;}
+        public Iterator getImageTypes(int imageIndex)
+          throws IOException {return null;}
+        public IIOMetadata getStreamMetadata() throws IOException {return null;}
+        public IIOMetadata getImageMetadata(int imageIndex)
+          throws IOException {return null;}
+        public BufferedImage read(int imageIndex, ImageReadParam param)
+          throws IOException {return null;}
+    }
+}