/*
* Copyright (c) 2010, 2012, 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.
*/
package test.output;
/**
* Tests that class initialization is executed at the right time.
*/
public class ClassInitializationBarriers {
static int a;
static int b;
static int c;
static int d;
public static void main(String[] args) {
INVOKESTATIC.a();
INVOKESTATIC.a();
// new NEW();
// System.out.println(GETSTATIC.field + PUTSTATIC.field);
System.out.println("az = " + INVOKESTATIC.az);
System.out.println("bz = " + INVOKESTATIC.bz);
// System.out.println("b = " + b);
// System.out.println("c = " + c);
// System.out.println("d = " + d);
}
/** Tests class initialization barrier for INVOKESTATIC. */
static class INVOKESTATIC {
static int az;
static int bz;
static void a() {
}
static {
a = 42;
}
}
/** Tests class initialization barrier for NEW. */
static class NEW {
static {
b = 42;
}
}
/** Tests class initialization barrier for GETSTATIC. */
static class GETSTATIC {
static int field;
static {
c = 42;
}
}
/** Tests class initialization barrier for PUTSTATIC. */
static class PUTSTATIC {
static int field;
static {
d = 42;
}
}
}