1 /*
2 * Copyright (c) 2014, 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 */
24
25 package sun.jvm.hotspot.gc_interface;
26
27 //These definitions should be kept in sync with the definitions in the HotSpot code.
28
29 public enum ReferenceType {
30 REF_NONE ("None reference"), // Regular class
31 REF_OTHER ("Other reference"), // Subclass of java/lang/ref/Reference, but not subclass of one of the classes below
32 REF_SOFT ("Soft reference"), // Subclass of java/lang/ref/SoftReference
33 REF_WEAK ("Weak reference"), // Subclass of java/lang/ref/WeakReference
34 REF_FINAL ("Final reference"), // Subclass of java/lang/ref/FinalReference
35 REF_PHANTOM ("Phantom reference"); // Subclass of java/lang/ref/PhantomReference
36
37 private final String value;
38
39 ReferenceType(String val) {
40 this.value = val;
41 }
42 public String value() {
43 return value;
44 }
45 }
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1 /*
2 * Copyright (c) 2014, 2015, 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 */
24
25 package sun.jvm.hotspot.memory;
26
27 //These definitions should be kept in sync with the definitions in the HotSpot code.
28
29 public enum ReferenceType {
30 REF_NONE ("None reference"), // Regular class
31 REF_OTHER ("Other reference"), // Subclass of java/lang/ref/Reference, but not subclass of one of the classes below
32 REF_SOFT ("Soft reference"), // Subclass of java/lang/ref/SoftReference
33 REF_WEAK ("Weak reference"), // Subclass of java/lang/ref/WeakReference
34 REF_FINAL ("Final reference"), // Subclass of java/lang/ref/FinalReference
35 REF_PHANTOM ("Phantom reference"); // Subclass of java/lang/ref/PhantomReference
36
37 private final String value;
38
39 ReferenceType(String val) {
40 this.value = val;
41 }
42 public String value() {
43 return value;
44 }
45 }
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