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8187443: Forest Consolidation: Move files to unified layout

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Reviewed-by: darcy, ihse
This commit is contained in:
Erik Joelsson 2017-09-12 19:03:39 +02:00
parent 270fe13182
commit 3789983e89
56923 changed files with 3 additions and 15727 deletions
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128
hotspot/test/runtime/modules/ModuleStress/ModuleNonBuiltinCLMain.java
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/*
* Copyright (c) 2016, 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. 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.
*/
import static jdk.test.lib.Asserts.*;
import java.lang.module.Configuration;
import java.lang.module.ModuleDescriptor;
import java.lang.module.ModuleFinder;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
//
// ClassLoader1 --> defines m1x --> packages p1
// ClassLoader2 --> defines m2x --> packages p2
// Java System Class Loader --> defines m3x --> packages p3
//
// m1x can read m2x
// package p2 in m2x is exported to m1x and m3x
//
// class p1.c1 defined in m1x tries to access p2.c2 defined in m2x
// Access allowed since m1x can read m2x and package p2 is exported to m1x.
//
public class ModuleNonBuiltinCLMain {
// Create a layer over the boot layer.
// Define modules within this layer to test access between
// publically defined classes within packages of those modules.
public void createLayerOnBoot() throws Throwable {
// Define module: m1x
// Can read: java.base, m2x
// Packages: p1
// Packages exported: p1 is exported to unqualifiedly
ModuleDescriptor descriptor_m1x =
ModuleDescriptor.newModule("m1x")
.requires("java.base")
.requires("m2x")
.exports("p1")
.build();
// Define module: m2x
// Can read: java.base, m3x
// Packages: p2
// Packages exported: package p2 is exported to m1x and m3x
Set<String> targets = new HashSet<>();
targets.add("m1x");
targets.add("m3x");
ModuleDescriptor descriptor_m2x =
ModuleDescriptor.newModule("m2x")
.requires("java.base")
.requires("m3x")
.exports("p2", targets)
.build();
// Define module: m3x
// Can read: java.base
// Packages: p3
// Packages exported: none
ModuleDescriptor descriptor_m3x =
ModuleDescriptor.newModule("m3x")
.requires("java.base")
.build();
// Set up a ModuleFinder containing all modules for this layer.
ModuleFinder finder = ModuleLibrary.of(descriptor_m1x, descriptor_m2x, descriptor_m3x);
// Resolves "m1x"
Configuration cf = ModuleLayer.boot()
.configuration()
.resolve(finder, ModuleFinder.of(), Set.of("m1x"));
// map each module to differing user defined class loaders for this test
Map<String, ClassLoader> map = new HashMap<>();
Loader1 cl1 = new Loader1();
Loader2 cl2 = new Loader2();
ClassLoader cl3 = ClassLoader.getSystemClassLoader();
map.put("m1x", cl1);
map.put("m2x", cl2);
map.put("m3x", cl3);
// Create layer that contains m1x & m2x
ModuleLayer layer = ModuleLayer.boot().defineModules(cf, map::get);
assertTrue(layer.findLoader("m1x") == cl1);
assertTrue(layer.findLoader("m2x") == cl2);
assertTrue(layer.findLoader("m3x") == cl3);
assertTrue(layer.findLoader("java.base") == null);
// now use the same loader to load class p1.c1
Class p1_c1_class = cl1.loadClass("p1.c1");
try {
p1_c1_class.newInstance();
} catch (IllegalAccessError e) {
throw new RuntimeException("Test Failed, an IAE should not be thrown since p2 is exported qualifiedly to m1x");
}
}
public static void main(String args[]) throws Throwable {
ModuleNonBuiltinCLMain test = new ModuleNonBuiltinCLMain();
test.createLayerOnBoot();
}
static class Loader1 extends ClassLoader { }
static class Loader2 extends ClassLoader { }
}