db85090553
Co-authored-by: Sean Mullan <mullan@openjdk.org> Co-authored-by: Alan Bateman <alanb@openjdk.org> Co-authored-by: Weijun Wang <weijun@openjdk.org> Co-authored-by: Aleksei Efimov <aefimov@openjdk.org> Co-authored-by: Brian Burkhalter <bpb@openjdk.org> Co-authored-by: Daniel Fuchs <dfuchs@openjdk.org> Co-authored-by: Harshitha Onkar <honkar@openjdk.org> Co-authored-by: Joe Wang <joehw@openjdk.org> Co-authored-by: Jorn Vernee <jvernee@openjdk.org> Co-authored-by: Justin Lu <jlu@openjdk.org> Co-authored-by: Kevin Walls <kevinw@openjdk.org> Co-authored-by: Lance Andersen <lancea@openjdk.org> Co-authored-by: Naoto Sato <naoto@openjdk.org> Co-authored-by: Roger Riggs <rriggs@openjdk.org> Co-authored-by: Brent Christian <bchristi@openjdk.org> Co-authored-by: Stuart Marks <smarks@openjdk.org> Co-authored-by: Ian Graves <igraves@openjdk.org> Co-authored-by: Phil Race <prr@openjdk.org> Co-authored-by: Erik Gahlin <egahlin@openjdk.org> Co-authored-by: Jaikiran Pai <jpai@openjdk.org> Reviewed-by: kevinw, aivanov, rriggs, lancea, coffeys, dfuchs, ihse, erikj, cjplummer, coleenp, naoto, mchung, prr, weijun, joehw, azvegint, psadhukhan, bchristi, sundar, attila
77 lines
2.7 KiB
Java
77 lines
2.7 KiB
Java
/*
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* Copyright (c) 2009, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 6684104
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* @summary Test verifies that ImageIO uses cache if requested.
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* @run main/othervm CachePermissionsTest true
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* @run main/othervm CachePermissionsTest false
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*/
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import java.io.IOException;
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import java.io.ByteArrayOutputStream;
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import javax.imageio.stream.ImageOutputStream;
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import javax.imageio.ImageIO;
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public class CachePermissionsTest {
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public static void main(String[] args) throws Exception {
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boolean isFileCacheExpected =
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Boolean.valueOf(args[0]).booleanValue();
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System.out.println("Is file cache expected: " + isFileCacheExpected);
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ImageIO.setUseCache(isFileCacheExpected);
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System.out.println("java.io.tmpdir is " + System.getProperty("java.io.tmpdir"));
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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ImageOutputStream ios = ImageIO.createImageOutputStream(baos);
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boolean isFileCache = ios.isCachedFile();
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System.out.println("Is file cache used: " + isFileCache);
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if (isFileCache != isFileCacheExpected) {
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System.out.println("WARNING: file cache usage is not as expected!");
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}
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System.out.println("Verify data writing...");
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for (int i = 0; i < 8192; i++) {
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ios.writeInt(i);
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}
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System.out.println("Verify data reading...");
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ios.seek(0L);
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for (int i = 0; i < 8192; i++) {
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int j = ios.readInt();
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if (i != j) {
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throw new RuntimeException("Wrong data in the stream " + j + " instead of " + i);
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}
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}
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System.out.println("Verify stream closing...");
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ios.close();
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}
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}
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