104 lines
3.3 KiB
Java
104 lines
3.3 KiB
Java
/*
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* Copyright (c) 2014, 2015, 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 8034275
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* @bug 8098557
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* @summary [JDK 8u40] Test interface init: only for interfaces declaring default methods, when subclass inits
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* @run main TestInterfaceInit
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*/
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import java.util.List;
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import java.util.Arrays;
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import java.util.ArrayList;
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public class TestInterfaceInit {
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static List<Class<?>> cInitOrder = new ArrayList<>();
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// Declares a default method and initializes
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interface I {
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boolean v = TestInterfaceInit.out(I.class);
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default void ix() {}
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}
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// Declares a default method and initializes
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interface J extends I {
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boolean v = TestInterfaceInit.out(J.class);
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default void jx() {}
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}
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// No default method, has an abstract method, does not initialize
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interface JN extends J {
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boolean v = TestInterfaceInit.out(JN.class);
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public abstract void jnx();
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}
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// Declares a default method and initializes
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interface K extends I {
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boolean v = TestInterfaceInit.out(K.class);
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default void kx() {}
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}
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// No default method, has a static method, does not initialize
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interface KN extends K {
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boolean v = TestInterfaceInit.out(KN.class);
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static void knx() {}
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}
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interface L extends JN, KN {
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boolean v = TestInterfaceInit.out(L.class);
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default void lx() {}
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}
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static class ChildClass implements JN, KN {
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boolean v = TestInterfaceInit.out(ChildClass.class);
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public void jnx() {}
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}
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public static void main(String[] args) {
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// Trigger initialization
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boolean v = L.v;
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List<Class<?>> expectedCInitOrder = Arrays.asList(L.class);
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if (!cInitOrder.equals(expectedCInitOrder)) {
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throw new RuntimeException(String.format("Class initialization array %s not equal to expected array %s", cInitOrder, expectedCInitOrder));
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}
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ChildClass myC = new ChildClass();
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boolean w = myC.v;
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expectedCInitOrder = Arrays.asList(L.class,I.class,J.class,K.class,ChildClass.class);
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if (!cInitOrder.equals(expectedCInitOrder)) {
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throw new RuntimeException(String.format("Class initialization array %s not equal to expected array %s", cInitOrder, expectedCInitOrder));
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}
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}
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static boolean out(Class c) {
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System.out.println("#: initializing " + c.getName());
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cInitOrder.add(c);
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return true;
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}
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}
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