1 /*
2  * Copyright (c) 2006, 2018, 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 package nsk.share;
24 
25 import java.util.ArrayList;
26 import java.util.Collection;
27 import java.util.Iterator;
28 
29 /*
30  *  Class create a number of referrers to given object
31  */
32 public class ReferringObjectSet
33 {
34         private Collection<ReferringObject> referringObjects;
35         private String referenceType;
36 
37         public ReferringObjectSet(Object object, int referringCount, String referenceType)
38         {
39                 this.referenceType = referenceType;
40                 referringObjects = new ArrayList<ReferringObject>(referringCount);
41 
42                 for(int i = 0; i < referringCount; i++)
43                         referringObjects.add(new ReferringObject(object, referenceType));
44         }
45 
46         public void delete(int count)
47         {
48                 if((count < 0) || (count > referringObjects.size()))
49                 {
50                         throw new TestBug("Invalid 'count' value: " + count + ", size=" + referringObjects.size());
51                 }
52 
53                 Iterator<ReferringObject> iterator = referringObjects.iterator();
54 
55                 for(int i = 0; i < count; i++)
56                 {
57                         ReferringObject referringObject = iterator.next();
58                         referringObject.delete();
ReferringObject(Object object, String referenceType)59 
60                         iterator.remove();
61                 }
62         }
63 
64         public void deleteAll()
65         {
66                 delete(referringObjects.size());
67         }
68 
69         public String getReferenceType() {
70             return referenceType;
71         }
72 
73         public int getReferrerCount()
74         {
75                 return referringObjects.size();
76         }
77 }
78