1 karl 1.3 //%2005////////////////////////////////////////////////////////////////////////
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2 schuur 1.1 //
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3 karl 1.2 // 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 1.3 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
10 // EMC Corporation; VERITAS Software Corporation; The Open Group.
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11 schuur 1.1 //
12 // Permission is hereby granted, free of charge, to any person obtaining a copy
13 // of this software and associated documentation files (the "Software"), to
14 // deal in the Software without restriction, including without limitation the
15 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
16 // sell copies of the Software, and to permit persons to whom the Software is
17 // furnished to do so, subject to the following conditions:
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18 karl 1.2 //
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19 schuur 1.1 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
20 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
21 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
22 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
23 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
24 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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25 karl 1.2 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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26 schuur 1.1 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 //
28 //==============================================================================
29 //
30 // Author: Chip Vincent (cvincent@us.ibm.com)
31 //
32 // Modified By: Yi Zhou, Hewlett-Packard Company(yi_zhou@hp.com)
33 // Mike Day, IBM (mdday@us.ibm.com)
34 // Adrian Schuur, schuur@de.ibm.com
35 //
36 //%/////////////////////////////////////////////////////////////////////////////
37
38 #ifndef Pegasus_JMPIProvider_h
39 #define Pegasus_JMPIProvider_h
40
41 #include "JMPIImpl.h"
42 #include <Pegasus/Common/Config.h>
43 #include <Pegasus/Common/IPC.h>
44 #include <Pegasus/Provider/CIMOMHandle.h>
45 #include <Pegasus/Provider/CIMInstanceProvider.h>
46 #include <Pegasus/Provider/CIMAssociationProvider.h>
47 schuur 1.1 #include <Pegasus/Provider/CIMMethodProvider.h>
48
49 //#include <Pegasus/ProviderManager2/CMPI/CMPIResolverModule.h>
50
51 #include <Pegasus/Server/Linkage.h>
52
53 PEGASUS_NAMESPACE_BEGIN
54
55 class JMPIProviderModule;
56 class CMPIResolverModule;
57
58 struct ProviderVector {
59 jclass jProviderClass;
60 jobject jProvider;
61 };
62
63 // The JMPIProvider class represents the logical provider extracted from a
64 // provider module. It is wrapped in a facade to stabalize the interface
65 // and is directly tied to a module.
66
67 class PEGASUS_SERVER_LINKAGE JMPIProvider :
68 schuur 1.1 public virtual CIMProvider
69 {
70 public:
71
72 enum Status
73 {
74 UNKNOWN,
75 INITIALIZING,
76 INITIALIZED,
77 TERMINATING,
78 TERMINATED
79 };
80
81 public:
82
83
84 class pm_service_op_lock {
85 private:
86 pm_service_op_lock(void);
87 public:
88 pm_service_op_lock(JMPIProvider *provider) : _provider(provider)
89 schuur 1.1 { _provider->protect(); }
90 ~pm_service_op_lock(void)
91 { _provider->unprotect(); }
92 JMPIProvider * _provider;
93 };
94
95 // typedef JMPIProviderFacade Base;
96
97 JMPIProvider(const String & name,
98 JMPIProviderModule *module,
99 ProviderVector *mv);
100 JMPIProvider(JMPIProvider*);
101
102 virtual ~JMPIProvider(void);
103
104 virtual void initialize(CIMOMHandle & cimom);
105
106 virtual Boolean tryTerminate(void);
107 virtual void terminate(void);
108 virtual void _terminate(void);
109
110 schuur 1.1 Status getStatus(void) const;
111 String getName(void) const;
112 void setResolver(CMPIResolverModule *rm) { _rm=rm; }
113
114 JMPIProviderModule *getModule(void) const;
115
116 // << Mon Oct 14 15:42:24 2002 mdd >> for use with DQueue template
117 // to allow conversion from using Array<>
118 Boolean operator == (const void *key) const;
119 Boolean operator == (const JMPIProvider & prov) const;
120
121 // virtual void get_idle_timer(struct timeval *);
122 // virtual void update_idle_timer(void);
123 // virtual Boolean pending_operation(void);
124 // virtual Boolean unload_ok(void);
125
126 // force provider manager to keep in memory
127 virtual void protect(void);
128 // allow provider manager to unload when idle
129 virtual void unprotect(void);
130
131 schuur 1.1 protected:
132 Status _status;
133 JMPIProviderModule *_module;
134 ProviderVector miVector;
135 Boolean noUnload;
136 CIMClass *cachedClass;
137
138 private:
139 friend class JMPILocalProviderManager;
140 friend class JMPIProviderManager;
141 friend class ProviderManagerService;
142 // friend class OpProviderHolder;
143 CIMOMHandle *_cimom_handle;
144 void *jProviderClass,*jProvider;
145 String _name;
146 AtomicInt _no_unload;
147 CMPIResolverModule *_rm;
148 Uint32 _quantum;
149 AtomicInt _current_operations;
150 //};
151
152 schuur 1.1
153 //
154 // Used to encapsulate the incrementing/decrementing of the _current_operations
155 // for a JMPIProvider so it won't be unloaded during operations.
156 //
157
158 class OpProviderHolder
159 {
160 private:
161 JMPIProvider* _provider;
162
163 public:
164 OpProviderHolder(): _provider( NULL )
165 {
166 }
167 OpProviderHolder( const OpProviderHolder& p ): _provider( NULL )
168 {
169 SetProvider( p._provider );
170 }
171 OpProviderHolder( JMPIProvider* p ): _provider( NULL )
172 {
173 schuur 1.1 SetProvider( p );
174 }
175 ~OpProviderHolder()
176 {
177 UnSetProvider();
178 }
179 JMPIProvider& GetProvider()
180 {
181 return(*_provider);
182 }
183
184 OpProviderHolder& operator=( const OpProviderHolder& x )
185 {
186 if(this == &x)
187 return(*this);
188 SetProvider( x._provider );
189
190 return(*this);
191 }
192
193 void SetProvider( JMPIProvider* p )
194 schuur 1.1 {
195 UnSetProvider();
196 if(p)
197 {
198 _provider = p;
199 _provider->_current_operations++;
200 }
201 }
202
203 void UnSetProvider()
204 {
205 if(_provider)
206 {
207 _provider->_current_operations--;
208 _provider = NULL;
209 }
210 }
211 };
212 };
213
214 PEGASUS_NAMESPACE_END
215 schuur 1.1
216 #endif
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