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8246034: Remove java.base/share/classes/jdk/internal/jrtfs/jrtfsviewer.js and java.base/share/classes/jdk/internal/jrtfs/jrtls.js

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Reviewed-by: jlaskey, alanb
This commit is contained in:
Athijegannathan Sundararajan 2020-05-28 12:38:03 +05:30
parent 686ca5ae49
commit 8ea971e373
2 changed files with 0 additions and 164 deletions
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119
src/java.base/share/classes/jdk/internal/jrtfs/jrtfsviewer.js
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@ -1,119 +0,0 @@
#// Usage: jjs -fx jrtfsviewer.js
/*
* Copyright (c) 2014, 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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.
*/
/*
* @implNote This script needs to maintain JDK 8 source compatibility.
*
* It is used internally in the JDK to implement jimage/jrtfs access,
* but also compiled and delivered as part of the jrtfs.jar to support access
* to the jimage file provided by the shipped JDK by tools running on JDK 8.
*/
function usage() {
print("Usage:");
print("jdk9+: jjs -fx jrtfsviewer.js");
print("jdk8+: jjs -fx -cp <path-of jrt-fs.jar> jrtfsviewer.js");
exit(1);
}
if (! $OPTIONS._fx) {
usage();
}
// shows the jrt file system as a JavaFX tree view.
// Using JavaFX from Nashorn. See also:
// http://docs.oracle.com/javase/8/docs/technotes/guides/scripting/nashorn/javafx.html
// Java classes used
var FileSystems = Java.type("java.nio.file.FileSystems");
var Files = Java.type("java.nio.file.Files");
var System = Java.type("java.lang.System");
var URI = Java.type("java.net.URI");
var Collections = Java.type("java.util.Collections");
// JavaFX classes used
var StackPane = Java.type("javafx.scene.layout.StackPane");
var Scene = Java.type("javafx.scene.Scene");
var TreeItem = Java.type("javafx.scene.control.TreeItem");
var TreeView = Java.type("javafx.scene.control.TreeView");
// Create a javafx TreeItem to view nio Path
function treeItemForPath(path) {
var item = new TreeItem(path.toString());
if (Files.isDirectory(path)) {
var stream = Files.newDirectoryStream(path);
try {
var itr = stream.iterator();
while (itr.hasNext()) {
var childPath = itr.next();
if (Files.isDirectory(childPath)) {
var subitem = treeItemForPath(childPath);
} else {
var subitem = new TreeItem(childPath.toString());
}
item.children.add(subitem);
}
} finally {
stream.close();
}
}
return item;
}
function getJrtFileSystem() {
var isJdk9 = System.getProperty("java.version").startsWith("1.9.0");
var uri = URI.create("jrt:/");
if (isJdk9) {
return FileSystems.getFileSystem(uri);
} else {
// pass jrt-fs.jar in -classpath but running on jdk8+
var cls;
try {
cls = Java.type("jdk.internal.jrtfs.JrtFileSystem").class;
} catch (e) {
print(e);
print("did you miss specifying jrt-fs.jar with -cp option?");
usage();
}
return FileSystems.newFileSystem(uri, Collections.emptyMap(), cls.classLoader);
}
}
// JavaFX start method
function start(stage) {
var jrtfs = getJrtFileSystem();
var root = jrtfs.getPath('/');
stage.title = "jrt fs viewer";
var rootItem = treeItemForPath(root);
var tree = new TreeView(rootItem);
var root = new StackPane();
root.children.add(tree);
stage.scene = new Scene(root, 300, 450);
stage.show();
}

45
src/java.base/share/classes/jdk/internal/jrtfs/jrtls.js
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@ -1,45 +0,0 @@
/*
* Copyright (c) 2014, 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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.
*/
/*
* Usage: jjs jrtls.js
*
* Recursively list the content of / directory of the jrt fs.
*
* @implNote This script needs to maintain JDK 8 source compatibility.
*
* It is used internally in the JDK to implement jimage/jrtfs access,
* but also compiled and delivered as part of the jrtfs.jar to support access
* to the jimage file provided by the shipped JDK by tools running on JDK 8.
*/
// classes used
var Files = Java.type("java.nio.file.Files");
var FileSystems = Java.type("java.nio.file.FileSystems");
var URI = Java.type("java.net.URI");
var fs = FileSystems.getFileSystem(URI.create("jrt:/"));
var root = fs.getPath('/');
Files.walk(root).forEach(print);