aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 8025087
aoqi@0:  * @summary Verify that pre-JDK8 classfiles with default and/or static methods
aoqi@0:  *          are refused correctly.
aoqi@0:  * @build BadClassfile
aoqi@0:  * @run main BadClassfile
aoqi@0:  */
aoqi@0: 
aoqi@0: import com.sun.tools.classfile.*;
aoqi@0: import com.sun.tools.javac.api.JavacTaskImpl;
aoqi@0: import com.sun.tools.javac.code.Symbol;
aoqi@0: import com.sun.tools.javac.jvm.ClassReader.BadClassFile;
aoqi@0: import com.sun.tools.javac.jvm.Target;
aoqi@0: import com.sun.tools.javac.util.Assert;
aoqi@0: import com.sun.tools.javac.util.JCDiagnostic;
aoqi@0: import java.io.File;
aoqi@0: import java.util.Arrays;
aoqi@0: import java.util.Objects;
aoqi@0: import javax.tools.JavaCompiler;
aoqi@0: import javax.tools.ToolProvider;
aoqi@0: 
aoqi@0: public class BadClassfile {
aoqi@0:     public static void main(String... args) throws Exception {
aoqi@0:         test("BadClassfile$DefaultMethodTest", "compiler.misc.invalid.default.interface");
aoqi@0:         test("BadClassfile$StaticMethodTest", "compiler.misc.invalid.static.interface");
aoqi@0:     }
aoqi@0: 
aoqi@0:     private static void test(String classname, String expected) throws Exception {
aoqi@0:         File classfile = new File(System.getProperty("test.classes", "."), classname + ".class");
aoqi@0:         ClassFile cf = ClassFile.read(classfile);
aoqi@0: 
aoqi@0:         cf = new ClassFile(cf.magic, Target.JDK1_7.minorVersion,
aoqi@0:                  Target.JDK1_7.majorVersion, cf.constant_pool, cf.access_flags,
aoqi@0:                 cf.this_class, cf.super_class, cf.interfaces, cf.fields,
aoqi@0:                 cf.methods, cf.attributes);
aoqi@0: 
aoqi@0:         new ClassWriter().write(cf, classfile);
aoqi@0: 
aoqi@0:         JavaCompiler c = ToolProvider.getSystemJavaCompiler();
aoqi@0:         JavacTaskImpl task = (JavacTaskImpl) c.getTask(null, null, null, Arrays.asList("-classpath", System.getProperty("test.classes", ".")), null, null);
aoqi@0: 
aoqi@0:         try {
aoqi@0:             Symbol clazz = com.sun.tools.javac.main.JavaCompiler.instance(task.getContext()).resolveIdent(classname);
aoqi@0: 
aoqi@0:             clazz.complete();
aoqi@0:         } catch (BadClassFile f) {
aoqi@0:             JCDiagnostic embeddedDiag = (JCDiagnostic) f.diag.getArgs()[1];
aoqi@0:             assertEquals(expected, embeddedDiag.getCode());
aoqi@0:             assertEquals(Integer.toString(Target.JDK1_7.majorVersion), embeddedDiag.getArgs()[0]);
aoqi@0:             assertEquals(Integer.toString(Target.JDK1_7.minorVersion), embeddedDiag.getArgs()[1]);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     private static void assertEquals(Object expected, Object actual) {
aoqi@0:         Assert.check(Objects.equals(expected, actual),
aoqi@0:                      "expected: " + expected + ", but was: " + actual);
aoqi@0:     }
aoqi@0: 
aoqi@0:     interface DefaultMethodTest {
aoqi@0:         default void test() { }
aoqi@0:     }
aoqi@0:     interface StaticMethodTest {
aoqi@0:         static void test() { }
aoqi@0:     }
aoqi@0: }