1 karl 1.2 //%2006////////////////////////////////////////////////////////////////////////
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2 r.kieninger 1.1 //
3 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
4 // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
5 // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
6 // IBM Corp.; EMC Corporation, The Open Group.
7 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
8 // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
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9 karl 1.2 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
10 // EMC Corporation; VERITAS Software Corporation; The Open Group.
11 // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
12 // EMC Corporation; Symantec Corporation; The Open Group.
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13 r.kieninger 1.1 //
14 // Permission is hereby granted, free of charge, to any person obtaining a copy
15 // of this software and associated documentation files (the "Software"), to
16 // deal in the Software without restriction, including without limitation the
17 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
18 // sell copies of the Software, and to permit persons to whom the Software is
19 // furnished to do so, subject to the following conditions:
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20 karl 1.2 //
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21 r.kieninger 1.1 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
22 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
23 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
24 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
25 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
26 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
27 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 //
30 //==============================================================================
31 //
32 // Author: Robert Kieninger (kieningr@de.ibm.com)
33 //
34 // Modified By:
35 //
36 //%/////////////////////////////////////////////////////////////////////////////
37
38 #include <Pegasus/Common/Config.h>
39 #include "AssocClassCache.h"
40
41 PEGASUS_USING_STD;
42 r.kieninger 1.1
43 PEGASUS_NAMESPACE_BEGIN
44
45 #define ASSOC_CLASS_NAME_INDEX 0
46 #define FROM_CLASS_NAME_INDEX 1
47 #define FROM_PROPERTY_NAME_INDEX 2
48 #define TO_CLASS_NAME_INDEX 3
49 #define TO_PROPERTY_NAME_INDEX 4
50 #define NUM_FIELDS 5
51
52 Array<AssocClassCache*> AssocClassCache::_assocClassCacheList;
53
54
55 /** Retrieves a singleton instance of the class cache for the
56 * given namespace.
57 */
58 AssocClassCache* AssocClassCache::getAssocClassCache(const String& nameSpace)
59 {
60 for (Uint16 idx=0; idx<_assocClassCacheList.size(); idx++)
61 {
62 if (nameSpace == _assocClassCacheList[idx]->_nameSpace)
63 r.kieninger 1.1 {
64 return _assocClassCacheList[idx];
65 }
66 }
67
68 // If we got here, no cache exists for the the given namespace so far,
69 // so we will create a new one.
70 AssocClassCache * newCache = new AssocClassCache(nameSpace);
71 _assocClassCacheList.append(newCache);
72
73 return newCache;
74 }
75
76 void AssocClassCache::cleanupAssocClassCaches()
77 {
78 for (Uint16 idx=_assocClassCacheList.size(); idx>0; idx--)
79 {
80 delete(_assocClassCacheList[idx-1]);
81 _assocClassCacheList.remove(idx-1);
82 }
83
84 r.kieninger 1.1 }
85
86 /** Retrieve the list of entries for a from class through direct
87 * access via the from class name.
88 */
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89 karl 1.3 Boolean AssocClassCache::getAssocClassEntry(const String& fromClassName,
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90 r.kieninger 1.1 Array< Array<String> >& entryList)
91 {
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92 karl 1.3 return _assocClassCache->lookup(fromClassName,entryList);
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93 r.kieninger 1.1 }
94
95 /** Add a new record to the association cache.
96 * If an entry for the given from class name already exists,
97 * the new entry is appended to the old entry. Otherwise a new entry
98 * is added to the cache.
99 */
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100 karl 1.3 Boolean AssocClassCache::addRecord(const String& fromClassName,
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101 r.kieninger 1.1 Array<String> assocClassRecord)
102 {
103 Array< Array<String> > oldAssocClassEntryList;
104
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105 karl 1.3 if (_assocClassCache->lookup(fromClassName, oldAssocClassEntryList))
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106 r.kieninger 1.1 {
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107 karl 1.3 _assocClassCache->remove(fromClassName);
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108 r.kieninger 1.1 }
109
110 oldAssocClassEntryList.append(assocClassRecord);
111
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112 karl 1.3 return _assocClassCache->insert(fromClassName,oldAssocClassEntryList);
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113 r.kieninger 1.1 }
114
115 /** Remove an entry from the association cache specified by the given
116 * from class name.
117 */
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118 karl 1.3 Boolean AssocClassCache::removeEntry(const String& fromClassName)
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119 r.kieninger 1.1 {
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120 karl 1.3 return _assocClassCache->remove(fromClassName);
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121 r.kieninger 1.1 }
122
123 /** Remove an association record from the association cache specified by the given
124 * from class name and association name.
125 */
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126 karl 1.3 Boolean AssocClassCache::removeRecord(const String& fromClassName,
127 const String& assocClassName)
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128 r.kieninger 1.1 {
129 Array< Array<String> > oldAssocClassEntryList;
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130 karl 1.3
131 if (_assocClassCache->lookup(fromClassName, oldAssocClassEntryList))
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132 r.kieninger 1.1 {
133 for (Uint16 idx=0; idx < oldAssocClassEntryList.size(); idx++ )
134 {
135 // The first entry in each record is the association class
136 // name. Find the record for the association class and remove
137 // it from the cache entry.
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138 karl 1.3 if (String::equalNoCase(oldAssocClassEntryList[idx][ASSOC_CLASS_NAME_INDEX],
139 assocClassName))
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140 r.kieninger 1.1 {
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141 karl 1.3 _assocClassCache->remove(fromClassName);
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142 r.kieninger 1.1 if (oldAssocClassEntryList.size() > 1)
143 {
144 oldAssocClassEntryList.remove(idx);
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145 karl 1.3 _assocClassCache->insert(fromClassName,oldAssocClassEntryList);
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146 r.kieninger 1.1 }
147 return true;
148 }
149 }
150 }
151
152 return false;
153 }
154
155 /** Check if the cache is loaded with objects already.
156 */
157 Boolean AssocClassCache::isActive()
158 {
159 return _isInitialized;
160 }
161
162 void AssocClassCache::setActive(Boolean flag)
163 {
164 _isInitialized = flag;
165 }
166
167 r.kieninger 1.1
168 AssocClassCache::~AssocClassCache()
169 {
170 delete(_assocClassCache);
171 }
172
173 AssocClassCache::AssocClassCache(const String& nameSpace)
174 {
175 _isInitialized = false;
176 _nameSpace = nameSpace;
177 _assocClassCache = new AssocClassCacheHashTableType(1000);
178 }
179
180 PEGASUS_NAMESPACE_END
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AssocClassCache.cpp
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