| /* |
| * 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. |
| * |
| * 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 |
| * @summary Test a pool containing external files. |
| * @author Andrei Eremeev |
| * @modules jdk.jlink/jdk.tools.jlink.internal |
| * jdk.jlink/jdk.tools.jlink.plugin |
| * @run build ImageFilePoolTest |
| * @run main ImageFilePoolTest |
| */ |
| |
| import java.io.ByteArrayInputStream; |
| import java.util.Optional; |
| import java.util.function.Function; |
| import jdk.tools.jlink.internal.ResourcePoolEntryFactory; |
| import jdk.tools.jlink.internal.ResourcePoolManager; |
| import jdk.tools.jlink.plugin.ResourcePoolEntry; |
| import jdk.tools.jlink.plugin.ResourcePool; |
| |
| public class ImageFilePoolTest { |
| public static void main(String[] args) throws Exception { |
| new ImageFilePoolTest().test(); |
| } |
| |
| public void test() throws Exception { |
| checkNegative(); |
| checkVisitor(); |
| } |
| |
| private static final String SUFFIX = "END"; |
| |
| private void checkVisitor() throws Exception { |
| ResourcePoolManager input = new ResourcePoolManager(); |
| for (int i = 0; i < 1000; ++i) { |
| String module = "module" + (i / 100); |
| input.add(newInMemoryImageFile("/" + module + "/java/class" + i, |
| ResourcePoolEntry.Type.CONFIG, "class" + i)); |
| } |
| if (input.entryCount() != 1000) { |
| throw new AssertionError(); |
| } |
| ResourcePoolManager output = new ResourcePoolManager(); |
| ResourceVisitor visitor = new ResourceVisitor(); |
| input.resourcePool().transformAndCopy(visitor, output.resourcePoolBuilder()); |
| if (visitor.getAmountBefore() == 0) { |
| throw new AssertionError("Resources not found"); |
| } |
| if (visitor.getAmountBefore() != input.entryCount()) { |
| throw new AssertionError("Number of visited resources. Expected: " + |
| visitor.getAmountBefore() + ", got: " + input.entryCount()); |
| } |
| if (visitor.getAmountAfter() != output.entryCount()) { |
| throw new AssertionError("Number of added resources. Expected: " + |
| visitor.getAmountAfter() + ", got: " + output.entryCount()); |
| } |
| output.entries().forEach(outFile -> { |
| String path = outFile.path().replaceAll(SUFFIX + "$", ""); |
| Optional<ResourcePoolEntry> inFile = input.findEntry(path); |
| if (!inFile.isPresent()) { |
| throw new AssertionError("Unknown resource: " + path); |
| } |
| }); |
| } |
| |
| private static class ResourceVisitor implements Function<ResourcePoolEntry, ResourcePoolEntry> { |
| |
| private int amountBefore; |
| private int amountAfter; |
| |
| @Override |
| public ResourcePoolEntry apply(ResourcePoolEntry file) { |
| int index = ++amountBefore % 3; |
| switch (index) { |
| case 0: |
| ++amountAfter; |
| return newInMemoryImageFile(file.path() + SUFFIX, |
| file.type(), file.path()); |
| case 1: |
| ++amountAfter; |
| return newInMemoryImageFile(file.path(), |
| file.type(), file.path()); |
| } |
| return null; |
| } |
| |
| public int getAmountAfter() { |
| return amountAfter; |
| } |
| |
| public int getAmountBefore() { |
| return amountBefore; |
| } |
| } |
| |
| private void checkNegative() throws Exception { |
| ResourcePoolManager input = new ResourcePoolManager(); |
| try { |
| input.add(null); |
| throw new AssertionError("NullPointerException is not thrown"); |
| } catch (NullPointerException e) { |
| // expected |
| } |
| try { |
| input.contains(null); |
| throw new AssertionError("NullPointerException is not thrown"); |
| } catch (NullPointerException e) { |
| // expected |
| } |
| if (input.findEntry("unknown").isPresent()) { |
| throw new AssertionError("ImageFileResourcePool does not return null for unknown file"); |
| } |
| if (input.contains(newInMemoryImageFile("/unknown/foo", ResourcePoolEntry.Type.CONFIG, "unknown"))) { |
| throw new AssertionError("'contain' returns true for /unknown/foo file"); |
| } |
| input.add(newInMemoryImageFile("/aaa/bbb", ResourcePoolEntry.Type.CONFIG, "")); |
| try { |
| input.add(newInMemoryImageFile("/aaa/bbb", ResourcePoolEntry.Type.CONFIG, "")); |
| throw new AssertionError("Exception expected"); |
| } catch (Exception e) { |
| // expected |
| } |
| } |
| |
| private static ResourcePoolEntry newInMemoryImageFile(String path, |
| ResourcePoolEntry.Type type, String content) { |
| return ResourcePoolEntryFactory.create(path, type, content.getBytes()); |
| } |
| } |