author | prr |
Thu, 26 Jul 2018 10:00:40 -0700 | |
changeset 51251 | 0a7a0a6dfa22 |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
46431 | 1 |
/* |
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* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/* |
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* @test |
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* @bug 8056900 |
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* @summary Verifies message returned with NoClassDefFoundError exception. |
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* @library /test/lib |
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* @modules java.base/jdk.internal.misc |
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* java.compiler |
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46480
77e911558d21
8180324: [JVMCI][TESTBUG] failed JVMCI junit test NativeCallTest.java
epavlova
parents:
46431
diff
changeset
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* @run main/native NoClassDefFoundMsg |
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*/ |
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import jdk.test.lib.compiler.InMemoryJavaCompiler; |
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import jdk.internal.misc.Unsafe; |
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public class NoClassDefFoundMsg { |
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static native void callDefineClass(String className); |
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static native void callFindClass(String className); |
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static { |
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System.loadLibrary("NoClassDefFoundMsg"); |
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} |
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public static void main(String args[]) throws Exception { |
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Unsafe unsafe = Unsafe.getUnsafe(); |
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byte klassbuf[] = InMemoryJavaCompiler.compile("TestClass", "class TestClass { }"); |
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// Create a class name of length 65536. |
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StringBuilder tooBigClassName = new StringBuilder("z"); |
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for (int x = 0; x < 16; x++) { |
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tooBigClassName = tooBigClassName.append(tooBigClassName); |
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} |
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// Test JVM_DefineClass() with long name. |
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try { |
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unsafe.defineClass(tooBigClassName.toString(), klassbuf, 4, klassbuf.length - 4, null, null); |
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throw new RuntimeException("defineClass did not throw expected NoClassDefFoundError"); |
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} catch (NoClassDefFoundError e) { |
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if (!e.getMessage().contains("Class name exceeds maximum length of ")) { |
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throw new RuntimeException("Wrong NoClassDefFoundError: " + e.getMessage()); |
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} |
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} |
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// Test JNI_DefineClass() with long name. |
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try { |
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callDefineClass(tooBigClassName.toString()); |
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throw new RuntimeException("DefineClass did not throw expected NoClassDefFoundError"); |
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} catch (NoClassDefFoundError e) { |
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if (!e.getMessage().contains("Class name exceeds maximum length of ")) { |
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throw new RuntimeException("Wrong NoClassDefFoundError: " + e.getMessage()); |
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} |
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} |
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// Test JNI_FindClass() with long name. |
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try { |
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callFindClass(tooBigClassName.toString()); |
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throw new RuntimeException("DefineClass did not throw expected NoClassDefFoundError"); |
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} catch (NoClassDefFoundError e) { |
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if (!e.getMessage().contains("Class name exceeds maximum length of ")) { |
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throw new RuntimeException("Wrong NoClassDefFoundError: " + e.getMessage()); |
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} |
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} |
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// Test JNI_FindClass() with null name. |
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try { |
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callFindClass(null); |
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throw new RuntimeException("FindClass did not throw expected NoClassDefFoundError"); |
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} catch (NoClassDefFoundError e) { |
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if (!e.getMessage().contains("No class name given")) { |
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throw new RuntimeException("Wrong NoClassDefFoundError: " + e.getMessage()); |
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} |
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} |
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} |
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} |