--- old/test/hotspot/jtreg/runtime/appcds/test-classes/GenericTestApp.java 2019-07-24 08:28:19.241467260 -0400 +++ /dev/null 2019-07-22 09:37:15.068007775 -0400 @@ -1,91 +0,0 @@ -/* - * Copyright (c) 2019, 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. - */ - -import sun.hotspot.WhiteBox; - -/** - * This is a generic test app for testing if classes are loaded from the CDS archive - * or not (without having to parse -Xlog:class+load, or writing your own WhiteBox apps). - * Usage: - * [1] Create an archive with WhiteBox enabled. - * [2] Run this app with arguments such as - * "assertShared:java.lang.Object" - * "assertNotShared:NotSharedClassName" - * - * We can probably add other kinds of simple tests as well .... - * - * FIXME: enhance WB API to check if a particular archive has failed. So you can say - * assertShared:0,java.lang.Object - * to assert that java.lang.Object is shared from archive #0 (i.e., base archive). - */ -public class GenericTestApp { - private static final WhiteBox wb = WhiteBox.getWhiteBox(); - - public static void main(String args[]) throws Exception { - System.out.println("GenericTestApp started. WhiteBox = " + wb); - System.out.println("cdsMemoryMappingFailed() = " + cdsMemoryMappingFailed()); - - for (String s : args) { - Class c; - if ((c = getClass(s, "assertShared:")) != null) { - assertShared(c); - } - else if ((c = getClass(s, "assertNotShared:")) != null) { - assertNotShared(c); - } - else { - throw new RuntimeException("Unknown option: " + s); - } - System.out.println("passed: " + s); - } - } - - private static Class getClass(String s, String prefix) throws Exception { - if (s.startsWith(prefix)) { - return Class.forName(s.substring(prefix.length())); - } else { - return null; - } - } - - private static boolean cdsMemoryMappingFailed() { - return wb.cdsMemoryMappingFailed(); - } - - private static void assertShared(Class klass) { - if (!cdsMemoryMappingFailed()) { - if (!wb.isSharedClass(klass)) { - throw new RuntimeException("Class should be shared but is not: " + klass); - } - } else { - // FIXME -- need to throw jtreg.SkippedException - System.out.println("Cannot test for wb.isSharedClass(" + klass + ") because CDS mapping has failed"); - } - } - - private static void assertNotShared(Class klass) { - if (wb.isSharedClass(klass)) { - throw new RuntimeException("Class should be shared but is not: " + klass); - } - } -} --- /dev/null 2019-07-22 09:37:15.068007775 -0400 +++ new/test/hotspot/jtreg/runtime/cds/test-classes/GenericTestApp.java 2019-07-24 08:28:18.937467271 -0400 @@ -0,0 +1,91 @@ +/* + * Copyright (c) 2019, 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. + */ + +import sun.hotspot.WhiteBox; + +/** + * This is a generic test app for testing if classes are loaded from the CDS archive + * or not (without having to parse -Xlog:class+load, or writing your own WhiteBox apps). + * Usage: + * [1] Create an archive with WhiteBox enabled. + * [2] Run this app with arguments such as + * "assertShared:java.lang.Object" + * "assertNotShared:NotSharedClassName" + * + * We can probably add other kinds of simple tests as well .... + * + * FIXME: enhance WB API to check if a particular archive has failed. So you can say + * assertShared:0,java.lang.Object + * to assert that java.lang.Object is shared from archive #0 (i.e., base archive). + */ +public class GenericTestApp { + private static final WhiteBox wb = WhiteBox.getWhiteBox(); + + public static void main(String args[]) throws Exception { + System.out.println("GenericTestApp started. WhiteBox = " + wb); + System.out.println("cdsMemoryMappingFailed() = " + cdsMemoryMappingFailed()); + + for (String s : args) { + Class c; + if ((c = getClass(s, "assertShared:")) != null) { + assertShared(c); + } + else if ((c = getClass(s, "assertNotShared:")) != null) { + assertNotShared(c); + } + else { + throw new RuntimeException("Unknown option: " + s); + } + System.out.println("passed: " + s); + } + } + + private static Class getClass(String s, String prefix) throws Exception { + if (s.startsWith(prefix)) { + return Class.forName(s.substring(prefix.length())); + } else { + return null; + } + } + + private static boolean cdsMemoryMappingFailed() { + return wb.cdsMemoryMappingFailed(); + } + + private static void assertShared(Class klass) { + if (!cdsMemoryMappingFailed()) { + if (!wb.isSharedClass(klass)) { + throw new RuntimeException("Class should be shared but is not: " + klass); + } + } else { + // FIXME -- need to throw jtreg.SkippedException + System.out.println("Cannot test for wb.isSharedClass(" + klass + ") because CDS mapping has failed"); + } + } + + private static void assertNotShared(Class klass) { + if (wb.isSharedClass(klass)) { + throw new RuntimeException("Class should be shared but is not: " + klass); + } + } +}