/*
* Copyright (c) 2016, 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
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*/
/*
* @test
* @modules java.base/jdk.internal.misc
* @library /test/lib ..
* @build sun.hotspot.WhiteBox
* @compile/module=java.base java/lang/reflect/ModuleHelper.java
* @run main ClassFileInstaller sun.hotspot.WhiteBox
* sun.hotspot.WhiteBox$WhiteBoxPermission
* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI JVMDefineModule
*/
import static jdk.test.lib.Asserts.*;
import java.sql.Time;
public class JVMDefineModule {
public static void main(String args[]) throws Throwable {
MyClassLoader cl = new MyClassLoader();
Object m;
// NULL classloader argument, expect success
m = ModuleHelper.ModuleObject("mymodule", null, new String[] { "mypackage" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "mymodule/here", new String[] { "mypackage" });
/* Invalid test, won't compile.
// Invalid classloader argument, expect an IAE
try {
m = ModuleHelper.ModuleObject("mymodule1", new Object(), new String[] { "mypackage1" });
ModuleHelper.DefineModule(m, "9.0", "mymodule/here", new String[] { "mypackage1" });
throw new RuntimeException("Failed to get expected IAE for bad loader");
} catch(IllegalArgumentException e) {
// Expected
}
*/
// NULL package argument, should not throw an exception
m = ModuleHelper.ModuleObject("mymodule2", cl, new String[] { "nullpkg" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "mymodule2/here", null);
// Null module argument, expect an NPE
try {
ModuleHelper.DefineModule(null, "9.0", "mymodule/here", new String[] { "mypackage1" });
throw new RuntimeException("Failed to get expected NPE for null module");
} catch(NullPointerException e) {
if (!e.getMessage().contains("Null module object")) {
throw new RuntimeException("Failed to get expected IAE message for null module: " + e.getMessage());
}
// Expected
}
// Invalid module argument, expect an IAE
try {
ModuleHelper.DefineModule(new Object(), "9.0", "mymodule/here", new String[] { "mypackage1" });
throw new RuntimeException("Failed to get expected IAE or NPE for bad module");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("module is not an instance of type java.lang.reflect.Module")) {
throw new RuntimeException("Failed to get expected IAE message for bad module: " + e.getMessage());
}
}
// NULL module name, expect an IAE or NPE
try {
m = ModuleHelper.ModuleObject(null, cl, new String[] { "mypackage2" });
ModuleHelper.DefineModule(m, "9.0", "mymodule/here", new String[] { "mypackage2" });
throw new RuntimeException("Failed to get expected NPE for NULL module");
} catch(IllegalArgumentException e) {
// Expected
} catch(NullPointerException e) {
// Expected
}
// module name is java.base, expect an IAE
m = ModuleHelper.ModuleObject("java.base", cl, new String[] { "mypackage3" });
try {
ModuleHelper.DefineModule(m, "9.0", "mymodule/here", new String[] { "mypackage3" });
throw new RuntimeException("Failed to get expected IAE for java.base, not defined with boot class loader");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("Class loader must be the boot class loader")) {
throw new RuntimeException("Failed to get expected IAE message for java.base: " + e.getMessage());
}
}
// Duplicates in package list, expect an IAE
m = ModuleHelper.ModuleObject("module.x", cl, new String[] { "mypackage4", "mypackage5" });
try {
ModuleHelper.DefineModule(m, "9.0", "mymodule/here", new String[] { "mypackage4", "mypackage5", "mypackage4" });
throw new RuntimeException("Failed to get IAE for duplicate packages");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("Duplicate package name")) {
throw new RuntimeException("Failed to get expected IAE message for duplicate package: " + e.getMessage());
}
}
// Empty entry in package list, expect an IAE
m = ModuleHelper.ModuleObject("module.y", cl, new String[] { "mypackageX", "mypackageY" });
try {
ModuleHelper.DefineModule(m, "9.0", "mymodule/here", new String[] { "mypackageX", "", "mypackageY" });
throw new RuntimeException("Failed to get IAE for empty package");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("Invalid package name")) {
throw new RuntimeException("Failed to get expected IAE message empty package entry: " + e.getMessage());
}
}
// Duplicate module name, expect an IAE
m = ModuleHelper.ModuleObject("module.name", cl, new String[] { "mypackage6" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage6" });
try {
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage6a" });
throw new RuntimeException("Failed to get IAE for duplicate module");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("Module module.name is already defined")) {
throw new RuntimeException("Failed to get expected IAE message for duplicate module: " + e.getMessage());
}
}
// Package is already defined for class loader, expect an IAE
m = ModuleHelper.ModuleObject("dupl.pkg.module", cl, new String[] { "mypackage6b" });
try {
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage6" });
throw new RuntimeException("Failed to get IAE for existing package");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("Package mypackage6 for module dupl.pkg.module already exists for class loader")) {
throw new RuntimeException("Failed to get expected IAE message for duplicate package: " + e.getMessage());
}
}
// Empty module name, expect an IAE
try {
m = ModuleHelper.ModuleObject("", cl, new String[] { "mypackage8" });
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage8" });
throw new RuntimeException("Failed to get expected IAE for empty module name");
} catch(IllegalArgumentException e) {
// Expected
}
// Bad module name, expect an IAE
try {
m = ModuleHelper.ModuleObject("bad;name", cl, new String[] { "mypackage9" });
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage9" });
throw new RuntimeException("Failed to get expected IAE for bad;name");
} catch(IllegalArgumentException e) {
// Expected
}
// Bad module name, expect an IAE
try {
m = ModuleHelper.ModuleObject(".leadingdot", cl, new String[] { "mypackage9a" });
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage9a" });
throw new RuntimeException("Failed to get expected IAE for .leadingdot");
} catch(IllegalArgumentException e) {
// Expected
}
// Bad module name, expect an IAE
try {
m = ModuleHelper.ModuleObject("trailingdot.", cl, new String[] { "mypackage9b" });
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage9b" });
throw new RuntimeException("Failed to get expected IAE for trailingdot.");
} catch(IllegalArgumentException e) {
// Expected
}
// Bad module name, expect an IAE
m = ModuleHelper.ModuleObject("consecutive..dots", cl, new String[] { "mypackage9c" });
try {
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage9c" });
throw new RuntimeException("Failed to get expected IAE for consecutive..dots");
} catch(IllegalArgumentException e) {
// Expected
}
// module name with multiple dots, should be okay
m = ModuleHelper.ModuleObject("more.than.one.dat", cl, new String[] { "mypackage9d" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "mypackage9d" });
// Zero length package list, should be okay
m = ModuleHelper.ModuleObject("zero.packages", cl, new String[] { });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { });
// Invalid package name, expect an IAE
m = ModuleHelper.ModuleObject("module5", cl, new String[] { "your.package" });
try {
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "your.package" });
throw new RuntimeException("Failed to get expected IAE for your.package");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("Invalid package name")) {
throw new RuntimeException("Failed to get expected IAE message for bad package name: " + e.getMessage());
}
}
// Invalid package name, expect an IAE
m = ModuleHelper.ModuleObject("module6", cl, new String[] { "foo" }); // Name irrelevant
try {
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { ";your/package" });
throw new RuntimeException("Failed to get expected IAE for ;your.package");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("Invalid package name")) {
throw new RuntimeException("Failed to get expected IAE message for bad package name: " + e.getMessage());
}
}
// Invalid package name, expect an IAE
m = ModuleHelper.ModuleObject("module7", cl, new String[] { "foo" }); // Name irrelevant
try {
ModuleHelper.DefineModule(m, "9.0", "module.name/here", new String[] { "7[743" });
throw new RuntimeException("Failed to get expected IAE for package 7[743");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("Invalid package name")) {
throw new RuntimeException("Failed to get expected IAE message for bad package name: " + e.getMessage());
}
}
// Package named "java" defined to a class loader other than the boot or platform class loader, expect an IAE
m = ModuleHelper.ModuleObject("modulejavapkg1", cl, new String[] { "java/foo" });
try {
// module m is defined to an instance of MyClassLoader class loader
ModuleHelper.DefineModule(m, "9.0", "modulejavapkg1", new String[] { "java/foo" });
throw new RuntimeException("Failed to get expected IAE for package java/foo");
} catch(IllegalArgumentException e) {
if (!e.getMessage().contains("prohibited package name")) {
throw new RuntimeException("Failed to get expected IAE message for prohibited package name: " + e.getMessage());
}
}
// Package named "javabar" defined to a class loader other than the boot or platform class loader, should be ok
m = ModuleHelper.ModuleObject("modulejavapkg2", cl, new String[] { "javabar" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "modulejavapkg2", new String[] { "javabar" });
// Package named "java" defined to the boot class loader, should be ok
// m's type is a java.lang.Object, module is java.base
// java.base module is defined to the boot loader
ClassLoader boot_loader = m.getClass().getClassLoader();
m = ModuleHelper.ModuleObject("modulejavapkg3", boot_loader, new String[] { "java/foo" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "modulejavapkg3", new String[] { "java/foo" });
// Package named "java" defined to the platform class loader, should be ok
// java.sql module defined to the platform class loader.
java.sql.Time jst = new java.sql.Time(45 * 1000);
ClassLoader platform_loader = jst.getClass().getClassLoader();
m = ModuleHelper.ModuleObject("modulejavapkg4", platform_loader, new String[] { "java/foo" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "modulejavapkg4", new String[] { "java/foo" });
// module version that is null, should be okay
m = ModuleHelper.ModuleObject("module8", cl, new String[] { "a_package_8" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, null, "module8/here", new String[] { "a_package_8" });
// module version that is "", should be okay
m = ModuleHelper.ModuleObject("module9", cl, new String[] { "a_package_9" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "", "module9/here", new String[] { "a_package_9" });
// module location that is null, should be okay
m = ModuleHelper.ModuleObject("module10", cl, new String[] { "a_package_10" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", null, new String[] { "a_package_10" });
// module location that is "", should be okay
m = ModuleHelper.ModuleObject("module11", cl, new String[] { "a_package_11" });
assertNotNull(m, "Module should not be null");
ModuleHelper.DefineModule(m, "9.0", "", new String[] { "a_package_11" });
}
static class MyClassLoader extends ClassLoader { }
}