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2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_ucb.hxx"
26 #include "cachemapobjectcontainer2.hxx"
27 #include "cachemapobject2.hxx"
28 #include "com/sun/star/uno/Reference.hxx"
29 #include "com/sun/star/uno/XWeak.hpp"
30 #include "cppuhelper/weakref.hxx"
31 #include "osl/mutex.hxx"
32 #include "rtl/ref.hxx"
33 #include "rtl/ustring.hxx"
34 
35 using ucb::cachemap::Object2;
36 using ucb::cachemap::ObjectContainer2;
37 using namespace com::sun::star;
38 
ObjectContainer2()39 ObjectContainer2::ObjectContainer2()
40 {}
41 
~ObjectContainer2()42 ObjectContainer2::~ObjectContainer2() SAL_THROW(())
43 {}
44 
get(rtl::OUString const & rKey)45 rtl::Reference< Object2 > ObjectContainer2::get(rtl::OUString const & rKey)
46 {
47     rtl::Reference< Object2 > xElement;
48     {
49         osl::MutexGuard aGuard(m_aMutex);
50         Map::iterator aIt(m_aMap.find(rKey));
51         if (aIt != m_aMap.end())
52             xElement = static_cast< Object2 * >(
53                            uno::Reference< uno::XWeak >(
54                                    aIt->second.get(), uno::UNO_QUERY).
55                                get());
56         if (!xElement.is())
57         {
58             xElement = new Object2;
59             m_aMap[rKey]
60                 = uno::WeakReference< Object2 >(xElement.get());
61         }
62     }
63     return xElement;
64 }
65