--- a/test/hotspot/jtreg/runtime/constantPool/ConstModule.java Fri Apr 27 13:09:54 2018 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,255 +0,0 @@
-/*
- * Copyright (c) 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.
- *
- * 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 jdk.internal.org.objectweb.asm.*;
-
-/*
- * @test
- * @summary Test scenarios for constant pool CONSTANT_Module and CONSTANT_Package
- * types, for class file versions 53 and 52, when ACC_MODULE is set and
- * not set in the access_flags.
- * @bug 8175383
- * @library /test/lib
- * @modules java.base/jdk.internal.org.objectweb.asm
- * @compile -XDignore.symbol.file ConstModule.java
- * @run main ConstModule
- */
-
-public class ConstModule {
-
- static final int ACC_MODULE = 0x8000;
- static final boolean MODULE_TEST = true;
- static final boolean PACKAGE_TEST = false;
- static final boolean CFE_EXCEPTION = true;
- static final boolean NCDFE_EXCEPTION = false;
-
- public static void main(String[] args) throws Exception {
-
- // Test that the JVM throws CFE for constant pool CONSTANT_Module type, for
- // class file version 53, when ACC_MODULE is not set in the access_flags.
- ConstModule.write_and_load(Opcodes.V9,
- Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT + Opcodes.ACC_SYNTHETIC,
- "jdk.fooMod", "FooMod", MODULE_TEST, CFE_EXCEPTION);
-
- // Test that the JVM throws NCDFE for constant pool CONSTANT_Module type,
- // for class file version 53, when ACC_MODULE is set in the access_flags.
- ConstModule.write_and_load(Opcodes.V9,
- Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT + Opcodes.ACC_SYNTHETIC + ACC_MODULE,
- "jdk.fooModACC", "FooModACC", MODULE_TEST, NCDFE_EXCEPTION);
-
- // Test that the JVM throws CFE for constant pool CONSTANT_Module type, for
- // class file version 52, even when ACC_MODULE is set in the access_flags.
- ConstModule.write_and_load(Opcodes.V1_8,
- Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT + Opcodes.ACC_SYNTHETIC + ACC_MODULE,
- "jdk.fooModACC52", "FooModACC52", MODULE_TEST, CFE_EXCEPTION);
-
- // Test that the JVM throws CFE for constant pool CONSTANT_Package type, for
- // class file version 53, when ACC_MODULE is not set in the access_flags.
- ConstModule.write_and_load(Opcodes.V9,
- Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT + Opcodes.ACC_SYNTHETIC,
- "jdk.fooPkg", "FooPkg", PACKAGE_TEST, CFE_EXCEPTION);
-
- // Test that the JVM throws NCDFE for constant pool CONSTANT_Package type,
- // for class file version 53, when ACC_MODULE is set in the access_flags.
- ConstModule.write_and_load(Opcodes.V9,
- Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT + Opcodes.ACC_SYNTHETIC + ACC_MODULE,
- "jdk.fooModACC", "FooModACC", PACKAGE_TEST, NCDFE_EXCEPTION);
-
- // Test that the JVM throws CFE for constant pool CONSTANT_Package type, for
- // class file version 52, even when ACC_MODULE is set in the access_flags.
- ConstModule.write_and_load(Opcodes.V1_8,
- Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT + Opcodes.ACC_SYNTHETIC + ACC_MODULE,
- "jdk.fooModACC52", "FooModACC52", PACKAGE_TEST, CFE_EXCEPTION);
-
- }
-
- public static void write_and_load(int version,
- int access_flags,
- String attr,
- String class_name,
- boolean module_test,
- boolean throwCFE) throws Exception {
- ClassWriter cw = new ClassWriter(0);
- cw.visit(version,
- access_flags,
- class_name,
- null,
- "java/lang/Object",
- null);
-
- if (module_test)
- cw.visitAttribute(new TestModuleAttribute(attr));
- else
- cw.visitAttribute(new TestPackageAttribute(attr));
-
- cw.visitEnd();
- byte[] bytes = cw.toByteArray();
-
-
- ClassLoader loader = new ClassLoader(ConstModule.class.getClassLoader()) {
- @Override
- protected Class<?> findClass(String cn)throws ClassNotFoundException {
- if (cn.equals(class_name)) {
- try {
- Class superClass = super.defineClass(cn, bytes, 0, bytes.length);
- throw new RuntimeException("Expected ClassFormatError not thrown");
- } catch (java.lang.ClassFormatError e) {
- if (!throwCFE) {
- throw new RuntimeException("Unexpected ClassFormatError exception: " + e.getMessage());
- }
- if (module_test && !e.getMessage().contains(
- "Unknown constant tag 19 in class file")) {
- throw new RuntimeException("Wrong ClassFormatError exception: " + e.getMessage());
- } else if (!module_test && !e.getMessage().contains(
- "Unknown constant tag 20 in class file")) {
- throw new RuntimeException("Wrong ClassFormatError exception: " + e.getMessage());
- }
- } catch (java.lang.NoClassDefFoundError f) {
- if (throwCFE) {
- throw new RuntimeException("Unexpected NoClassDefFoundError exception: " + f.getMessage());
- }
- if (!f.getMessage().contains(
- "is not a class because access_flag ACC_MODULE is set")) {
- throw new RuntimeException("Wrong NoClassDefFoundError exception: " + f.getMessage());
- }
- }
- } else {
- throw new ClassNotFoundException(cn);
- }
- return null;
- }
- };
-
- Class<?> clazz = loader.loadClass(class_name);
- }
-
- /**
- * ConstModuleAttr attribute.
- *
- * <pre> {@code
- *
- * MainClass_attribute {
- * // index to CONSTANT_utf8_info structure in constant pool representing
- * // the string "ConstModuleAttr"
- * u2 attribute_name_index;
- * u4 attribute_length;
- *
- * // index to CONSTANT_Module_info structure
- * u2 module_name_index
- * }
- *
- * } </pre>
- */
- public static class TestModuleAttribute extends Attribute {
- private final String moduleName;
-
- public TestModuleAttribute(String moduleName) {
- super("ConstModuleAttr");
- this.moduleName = moduleName;
- }
-
- public TestModuleAttribute() {
- this(null);
- }
-
- @Override
- protected Attribute read(ClassReader cr,
- int off,
- int len,
- char[] buf,
- int codeOff,
- Label[] labels)
- {
- String mn = cr.readModule(off, buf);
- off += 2;
- return new TestModuleAttribute(mn);
- }
-
- @Override
- protected ByteVector write(ClassWriter cw,
- byte[] code,
- int len,
- int maxStack,
- int maxLocals)
- {
- ByteVector attr = new ByteVector();
- attr.putShort(cw.newModule(moduleName));
- return attr;
- }
- }
-
- /**
- * ConstPackageAttr attribute.
- *
- * <pre> {@code
- *
- * MainClass_attribute {
- * // index to CONSTANT_utf8_info structure in constant pool representing
- * // the string "ConstPackageAttr"
- * u2 attribute_name_index;
- * u4 attribute_length;
- *
- * // index to CONSTANT_Package_info structure
- * u2 module_name_index
- * }
- *
- * } </pre>
- */
- public static class TestPackageAttribute extends Attribute {
- private final String packageName;
-
- public TestPackageAttribute(String packageName) {
- super("ConstPackageAttr");
- this.packageName = packageName;
- }
-
- public TestPackageAttribute() {
- this(null);
- }
-
- @Override
- protected Attribute read(ClassReader cr,
- int off,
- int len,
- char[] buf,
- int codeOff,
- Label[] labels)
- {
- String mn = cr.readPackage(off, buf);
- off += 2;
- return new TestPackageAttribute(mn);
- }
-
- @Override
- protected ByteVector write(ClassWriter cw,
- byte[] code,
- int len,
- int maxStack,
- int maxLocals)
- {
- ByteVector attr = new ByteVector();
- attr.putShort(cw.newPackage(packageName));
- return attr;
- }
- }
-}