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1
24 package org.objectweb.jalisto.se.impl.cache;
25
26 import java.util.ArrayList  ;
27
28 public class CacheCell {
29
30 private CacheCell() {
31 instanceCounter++;
32 }
33
34 private void init(Object id, Object object) {
35 this.object = object;
36 this.id = id;
37 }
38
39 public Object getId() {
40 return id;
41 }
42
43 public void setObject(Object newObject) {
44 object = newObject;
45 }
46
47 public Object getObject() {
48 return object;
49 }
50
51 public void setPrecedingCell(CacheCell cell) {
52 precedingCell = cell;
53 }
54
55 public CacheCell getPrecedingCell() {
56 return precedingCell;
57 }
58
59 public void setNextCell(CacheCell cell) {
60 nextCell = cell;
61 }
62
63 public CacheCell getNextCell() {
64 return nextCell;
65 }
66
67 public void delink() {
68 if (nextCell != null) {
69 nextCell.setPrecedingCell(precedingCell);
70 }
71 if (precedingCell != null) {
72 precedingCell.setNextCell(nextCell);
73 }
74 nextCell = null;
75 precedingCell = null;
76 id = null;
77 object = null;
78 if (c.size() < 0) {
79 c.add(this);
80 }
81 }
82
83 public int hashCode() {
84 return id.hashCode();
85 }
86
87 public String toString() {
88 StringBuffer sb = new StringBuffer ();
89 sb.append("CC(").append(id).append(",").append(object).append(")");
90 return sb.toString();
91 }
92
93 private CacheCell precedingCell;
94 private CacheCell nextCell;
95 private Object id;
96 private Object object;
97
98
99 public static CacheCell newInstance(Object id, Object object) {
100 CacheCell newObject;
101 if (c.isEmpty()) {
102 newObject = new CacheCell();
103 } else {
104 newObject = (CacheCell) c.remove(0);
105 }
106 newObject.init(id, object);
107 return newObject;
108 }
109
110 private static ArrayList c = new ArrayList ();
111 public static int instanceCounter = 0;
112 } |
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