test/javax/imageio/plugins/shared/CanWriteSequence.java

*** 1,7 ****
  /*
!  * Copyright (c) 2015, 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.
--- 1,7 ----
  /*
!  * Copyright (c) 2015, 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.
*** 21,30 ****
--- 21,31 ----
   * questions.
   */
  
  import java.io.File;
  import java.io.FileOutputStream;
+ import java.nio.file.Files;
  import java.util.Iterator;
  
  import javax.imageio.ImageIO;
  import javax.imageio.ImageWriter;
  import javax.imageio.metadata.IIOMetadata;
*** 32,46 ****
  import javax.imageio.spi.ImageWriterSpi;
  import javax.imageio.stream.ImageOutputStream;
  
  /**
   * @test
!  * @bug 4958064
!  * @author Sergey Bylokhov
   */
  public final class CanWriteSequence {
  
      public static void main(final String[] args) throws Exception {
          final IIORegistry registry = IIORegistry.getDefaultInstance();
          final Iterator<ImageWriterSpi> iter =
                  registry.getServiceProviders(ImageWriterSpi.class,
                          provider -> true, true);
--- 33,54 ----
  import javax.imageio.spi.ImageWriterSpi;
  import javax.imageio.stream.ImageOutputStream;
  
  /**
   * @test
!  * @bug     4958064 8183349
!  * @summary Test verifies that when we try to forcefully run
!  *          prepareWriteSequence() where it is not supported
!  *          will ImageIO throws an UnsupportedOperationException
!  *          or not.
!  * @run     main CanWriteSequence
   */
  public final class CanWriteSequence {
  
+     private static File file;
+     private static FileOutputStream fos;
+ 
      public static void main(final String[] args) throws Exception {
          final IIORegistry registry = IIORegistry.getDefaultInstance();
          final Iterator<ImageWriterSpi> iter =
                  registry.getServiceProviders(ImageWriterSpi.class,
                          provider -> true, true);
*** 52,64 ****
          }
          System.out.println("Test passed");
      }
  
      private static void test(final ImageWriter writer) throws Exception {
!         final File file = File.createTempFile("temp", ".img");
!         file.deleteOnExit();
!         final FileOutputStream fos = new FileOutputStream(file);
          final ImageOutputStream ios = ImageIO.createImageOutputStream(fos);
          writer.setOutput(ios);
          final IIOMetadata data = writer.getDefaultStreamMetadata(null);
  
          if (writer.canWriteSequence()) {
--- 60,72 ----
          }
          System.out.println("Test passed");
      }
  
      private static void test(final ImageWriter writer) throws Exception {
!         try {
!             file = File.createTempFile("temp", ".img");
!             fos = new FileOutputStream(file);
              final ImageOutputStream ios = ImageIO.createImageOutputStream(fos);
              writer.setOutput(ios);
              final IIOMetadata data = writer.getDefaultStreamMetadata(null);
  
              if (writer.canWriteSequence()) {
*** 70,78 ****
                          "UnsupportedOperationException was not thrown");
              } catch (final UnsupportedOperationException ignored) {
                  // expected
              }
          }
          writer.dispose();
!         ios.close();
      }
  }
--- 78,90 ----
                              "UnsupportedOperationException was not thrown");
                  } catch (final UnsupportedOperationException ignored) {
                  // expected
                  }
              }
+         } finally {
              writer.dispose();
!             fos.close();
!             Files.delete(file.toPath());
!         }
      }
  }
+