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| 1 | +/* |
| 2 | + * Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved. |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | + * |
| 5 | + * This code is free software; you can redistribute it and/or modify it |
| 6 | + * under the terms of the GNU General Public License version 2 only, as |
| 7 | + * published by the Free Software Foundation. Oracle designates this |
| 8 | + * particular file as subject to the "Classpath" exception as provided |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. |
| 10 | + * |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | + * accompanied this code). |
| 16 | + * |
| 17 | + * You should have received a copy of the GNU General Public License version |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | + * |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 22 | + * or visit www.oracle.com if you need additional information or have any |
| 23 | + * questions. |
| 24 | + */ |
| 25 | + |
| 26 | +package jdk.jpackage.internal; |
| 27 | + |
| 28 | +import java.io.IOException; |
| 29 | +import java.nio.file.Files; |
| 30 | +import java.nio.file.Path; |
| 31 | +import java.util.Objects; |
| 32 | +import java.util.Optional; |
| 33 | + |
| 34 | +public final class PackageFile { |
| 35 | + |
| 36 | + /** |
| 37 | + * Returns path to package file. |
| 38 | + * @param appImageDir - path to application image |
| 39 | + */ |
| 40 | + public static Path getPathInAppImage(Path appImageDir) { |
| 41 | + return ApplicationLayout.platformAppImage() |
| 42 | + .resolveAt(appImageDir) |
| 43 | + .appDirectory() |
| 44 | + .resolve(FILENAME); |
| 45 | + } |
| 46 | + |
| 47 | + PackageFile(String packageName) { |
| 48 | + Objects.requireNonNull(packageName); |
| 49 | + this.packageName = packageName; |
| 50 | + } |
| 51 | + |
| 52 | + void save(ApplicationLayout appLayout) throws IOException { |
| 53 | + Path dst = Optional.ofNullable(appLayout.appDirectory()).map(appDir -> { |
| 54 | + return appDir.resolve(FILENAME); |
| 55 | + }).orElse(null); |
| 56 | + |
| 57 | + if (dst != null) { |
| 58 | + Files.createDirectories(dst.getParent()); |
| 59 | + Files.writeString(dst, packageName); |
| 60 | + } |
| 61 | + } |
| 62 | + |
| 63 | + private final String packageName; |
| 64 | + |
| 65 | + private final static String FILENAME = ".package"; |
| 66 | +} |
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