stoc/source/registry_tdprovider/tdcomp.cxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: tdcomp.cxx,v $
  10  * $Revision: 1.12 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_stoc.hxx"
  33 #include "base.hxx"
  34
  35 #include "registry/reader.hxx"
  36 #include "registry/version.h"
  37
  38 namespace stoc_rdbtdp
  39 {
  40
  41 //__________________________________________________________________________________________________
  42 CompoundTypeDescriptionImpl::~CompoundTypeDescriptionImpl()
  43 {
  44     delete _pMembers;
  45     delete _pMemberNames;
  46     g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
  47 }
  48
  49 // XTypeDescription
  50 //__________________________________________________________________________________________________
  51 TypeClass CompoundTypeDescriptionImpl::getTypeClass()
  52     throw(::com::sun::star::uno::RuntimeException)
  53 {
  54     return _eTypeClass;
  55 }
  56 //__________________________________________________________________________________________________
  57 OUString CompoundTypeDescriptionImpl::getName()
  58     throw(::com::sun::star::uno::RuntimeException)
  59 {
  60     return _aName;
  61 }
  62
  63 // XCompoundTypeDescription
  64 //__________________________________________________________________________________________________
  65 Reference< XTypeDescription > CompoundTypeDescriptionImpl::getBaseType()
  66     throw(::com::sun::star::uno::RuntimeException)
  67 {
  68     if (!_xBaseTD.is() && _aBaseType.getLength())
  69     {
  70         try
  71         {
  72             Reference< XTypeDescription > xBaseTD;
  73             if (_xTDMgr->getByHierarchicalName( _aBaseType ) >>= xBaseTD)
  74             {
  75                 MutexGuard aGuard( getMutex() );
  76                 if (! _xBaseTD.is())
  77                     _xBaseTD = xBaseTD;
  78                 return _xBaseTD;
  79             }
  80         }
  81         catch (NoSuchElementException &)
  82         {
  83         }
  84         // never try again, if no base td was found
  85         _aBaseType = OUString();
  86     }
  87     return _xBaseTD;
  88 }
  89 //__________________________________________________________________________________________________
  90
  91 namespace {
  92
  93 class TypeParameter: public WeakImplHelper1< XTypeDescription > {
  94 public:
  95     explicit TypeParameter(OUString const & name): m_name(name) {}
  96
  97     virtual TypeClass SAL_CALL getTypeClass() throw (RuntimeException)
  98     { return TypeClass_UNKNOWN; }
  99
 100     virtual OUString SAL_CALL getName() throw (RuntimeException)
 101     { return m_name; }
 102
 103 private:
 104     OUString m_name;
 105 };
 106
 107 }
 108
 109 Sequence< Reference< XTypeDescription > > CompoundTypeDescriptionImpl::getMemberTypes()
 110     throw(::com::sun::star::uno::RuntimeException)
 111 {
 112     if (! _pMembers)
 113     {
 114         typereg::Reader aReader(
 115             _aBytes.getConstArray(), _aBytes.getLength(), false,
 116             TYPEREG_VERSION_1);
 117
 118         sal_uInt16 nFields = aReader.getFieldCount();
 119         Sequence< Reference< XTypeDescription > > * pTempMembers =
 120             new Sequence< Reference< XTypeDescription > >( nFields );
 121         Reference< XTypeDescription > * pMembers = pTempMembers->getArray();
 122
 123         while (nFields--)
 124         {
 125             if ((aReader.getFieldFlags(nFields) & RT_ACCESS_PARAMETERIZED_TYPE)
 126                 != 0)
 127             {
 128                 pMembers[nFields] = new TypeParameter(
 129                     aReader.getFieldTypeName(nFields));
 130             } else {
 131                 try {
 132                     _xTDMgr->getByHierarchicalName(
 133                         aReader.getFieldTypeName(nFields).replace('/', '.'))
 134                             >>= pMembers[nFields];
 135                 } catch (NoSuchElementException &) {}
 136                 OSL_ENSURE(
 137                     pMembers[nFields].is(), "### compound member unknown!");
 138             }
 139         }
 140
 141         ClearableMutexGuard aGuard( getMutex() );
 142         if (_pMembers)
 143         {
 144             aGuard.clear();
 145             delete pTempMembers;
 146         }
 147         else
 148         {
 149             _pMembers = pTempMembers;
 150         }
 151     }
 152
 153     return *_pMembers;
 154 }
 155 //__________________________________________________________________________________________________
 156 Sequence< OUString > CompoundTypeDescriptionImpl::getMemberNames()
 157     throw(::com::sun::star::uno::RuntimeException)
 158 {
 159     if (! _pMemberNames)
 160     {
 161         typereg::Reader aReader(
 162             _aBytes.getConstArray(), _aBytes.getLength(), false,
 163             TYPEREG_VERSION_1);
 164
 165         sal_uInt16 nFields = aReader.getFieldCount();
 166         Sequence< OUString > * pTempMemberNames = new Sequence< OUString >( nFields );
 167         OUString * pMemberNames = pTempMemberNames->getArray();
 168
 169         while (nFields--)
 170         {
 171             pMemberNames[nFields] = aReader.getFieldName( nFields );
 172         }
 173
 174         ClearableMutexGuard aGuard( getMutex() );
 175         if (_pMemberNames)
 176         {
 177             aGuard.clear();
 178             delete pTempMemberNames;
 179         }
 180         else
 181         {
 182             _pMemberNames = pTempMemberNames;
 183         }
 184     }
 185     return *_pMemberNames;
 186 }
 187
 188 }
 189
 190