Wed, 03 Jul 2019 20:42:37 +0800
Merge
1 /*
2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
25 #include "precompiled.hpp"
26 #include "ci/ciNullObject.hpp"
28 // ciNullObject
29 //
30 // This class represents a null reference. It can be used
31 // as a class loader or as the null constant.
33 // ------------------------------------------------------------------
34 // ciNullObject::print_impl
35 //
36 // Implementation of the print method.
37 void ciNullObject::print_impl(outputStream* st) {
38 ciObject::print_impl(st);
39 st->print(" unique");
40 }
42 // ------------------------------------------------------------------
43 // ciNullObject::make
44 //
45 // Get the distinguished instance of this class.
46 ciNullObject* ciNullObject::make() {
47 return CURRENT_ENV->_null_object_instance->as_null_object();
48 }