stoc/source/registry_tdprovider/tdiface.cxx

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   5  * Copyright 2008 by Sun Microsystems, Inc.
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   9  * $RCSfile: tdiface.cxx,v $
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  12  * This file is part of OpenOffice.org.
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  21  * GNU Lesser General Public License version 3 for more details
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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_stoc.hxx"
  33 #include <osl/diagnose.h>
  34 #include <rtl/ustrbuf.hxx>
  35 #include "registry/reader.hxx"
  36 #include "registry/version.h"
  37
  38 #include <com/sun/star/reflection/XInterfaceMemberTypeDescription.hpp>
  39 #include <com/sun/star/reflection/XInterfaceAttributeTypeDescription2.hpp>
  40 #include <com/sun/star/reflection/XInterfaceMethodTypeDescription.hpp>
  41 #include <com/sun/star/reflection/XMethodParameter.hpp>
  42 #include <com/sun/star/reflection/XParameter.hpp>
  43 #include "com/sun/star/uno/RuntimeException.hpp"
  44 #include "base.hxx"
  45 #include "functiondescription.hxx"
  46 #include "methoddescription.hxx"
  47
  48 #include <memory>
  49 #include <set>
  50
  51 namespace stoc_rdbtdp
  52 {
  53
  54 //==================================================================================================
  55 class InterfaceMethodImpl : public WeakImplHelper1< XInterfaceMethodTypeDescription >
  56 {
  57     stoc::registry_tdprovider::MethodDescription _desc;
  58
  59     Reference< XHierarchicalNameAccess >  _xTDMgr;
  60
  61     OUString                                                      _aTypeName;
  62
  63     OUString                                                      _aReturnType;
  64     Reference< XTypeDescription >                 _xReturnTD;
  65
  66     sal_Bool                                                      _bIsOneWay;
  67     sal_Int32                                                     _nPosition;
  68
  69 public:
  70     InterfaceMethodImpl( const Reference< XHierarchicalNameAccess > & xTDMgr,
  71                          const OUString & rTypeName,
  72                          const OUString & rMemberName,
  73                          const OUString & rReturnType,
  74                          const Sequence< sal_Int8 > & rBytes,
  75                          sal_uInt16 nMethodIndex,
  76                          sal_Bool bIsOneWay,
  77                          sal_Int32 nPosition )
  78         : _desc(xTDMgr, rMemberName, rBytes, nMethodIndex)
  79         , _xTDMgr( xTDMgr )
  80         , _aTypeName( rTypeName )
  81         , _aReturnType( rReturnType )
  82         , _bIsOneWay( bIsOneWay )
  83         , _nPosition( nPosition )
  84         {
  85             g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
  86         }
  87     virtual ~InterfaceMethodImpl();
  88
  89     // XTypeDescription
  90     virtual TypeClass SAL_CALL getTypeClass() throw(::com::sun::star::uno::RuntimeException);
  91     virtual OUString SAL_CALL getName() throw(::com::sun::star::uno::RuntimeException);
  92
  93     // XInterfaceMemberTypeDescription
  94     virtual OUString SAL_CALL getMemberName() throw(::com::sun::star::uno::RuntimeException)
  95     { return _desc.getName(); }
  96     virtual sal_Int32 SAL_CALL getPosition() throw(::com::sun::star::uno::RuntimeException);
  97
  98     // XInterfaceMethodTypeDescription
  99     virtual Reference< XTypeDescription > SAL_CALL getReturnType() throw(::com::sun::star::uno::RuntimeException);
 100     virtual sal_Bool SAL_CALL isOneway() throw(::com::sun::star::uno::RuntimeException);
 101     virtual Sequence< Reference< XMethodParameter > > SAL_CALL getParameters() throw(::com::sun::star::uno::RuntimeException);
 102     virtual Sequence< Reference< XTypeDescription > > SAL_CALL getExceptions() throw(::com::sun::star::uno::RuntimeException);
 103 };
 104 //__________________________________________________________________________________________________
 105 InterfaceMethodImpl::~InterfaceMethodImpl()
 106 {
 107     g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
 108 }
 109
 110 // XTypeDescription
 111 //__________________________________________________________________________________________________
 112 TypeClass InterfaceMethodImpl::getTypeClass()
 113     throw(::com::sun::star::uno::RuntimeException)
 114 {
 115     return TypeClass_INTERFACE_METHOD;
 116 }
 117 //__________________________________________________________________________________________________
 118 OUString InterfaceMethodImpl::getName()
 119     throw(::com::sun::star::uno::RuntimeException)
 120 {
 121     return _aTypeName;
 122 }
 123
 124 // XInterfaceMemberTypeDescription
 125 //__________________________________________________________________________________________________
 126 sal_Int32 InterfaceMethodImpl::getPosition()
 127     throw(::com::sun::star::uno::RuntimeException)
 128 {
 129     return _nPosition;
 130 }
 131
 132 // XInterfaceMethodTypeDescription
 133 //__________________________________________________________________________________________________
 134 Reference<XTypeDescription > InterfaceMethodImpl::getReturnType()
 135     throw(::com::sun::star::uno::RuntimeException)
 136 {
 137     if (!_xReturnTD.is() && _aReturnType.getLength())
 138     {
 139         try
 140         {
 141             Reference< XTypeDescription > xReturnTD;
 142             if (_xTDMgr->getByHierarchicalName( _aReturnType ) >>= xReturnTD)
 143             {
 144                 MutexGuard aGuard( getMutex() );
 145                 if (! _xReturnTD.is())
 146                     _xReturnTD = xReturnTD;
 147                 return _xReturnTD;
 148             }
 149         }
 150         catch (NoSuchElementException &)
 151         {
 152         }
 153         // never try again, if no td was found
 154         _aReturnType = OUString();
 155     }
 156     return _xReturnTD;
 157 }
 158 //__________________________________________________________________________________________________
 159 sal_Bool InterfaceMethodImpl::isOneway()
 160     throw(::com::sun::star::uno::RuntimeException)
 161 {
 162     return _bIsOneWay;
 163 }
 164 //__________________________________________________________________________________________________
 165 Sequence<Reference<XMethodParameter > > InterfaceMethodImpl::getParameters()
 166     throw(::com::sun::star::uno::RuntimeException)
 167 {
 168     Sequence< Reference< XParameter > > s1(_desc.getParameters());
 169     Sequence< Reference< XMethodParameter > > s2(s1.getLength());
 170     for (sal_Int32 i = 0; i < s1.getLength(); ++i) {
 171         s2[i] = s1[i].get();
 172     }
 173     return s2;
 174 }
 175 //__________________________________________________________________________________________________
 176 Sequence<Reference<XTypeDescription > > InterfaceMethodImpl::getExceptions()
 177     throw(::com::sun::star::uno::RuntimeException)
 178 {
 179     Sequence< Reference< XCompoundTypeDescription > > s1(
 180         _desc.getExceptions());
 181     Sequence< Reference< XTypeDescription > > s2(s1.getLength());
 182     for (sal_Int32 i = 0; i < s1.getLength(); ++i) {
 183         s2[i] = s1[i].get();
 184     }
 185     return s2;
 186 }
 187
 188
 189 //##################################################################################################
 190 //##################################################################################################
 191 //##################################################################################################
 192
 193
 194 //==================================================================================================
 195 class InterfaceAttributeImpl : public WeakImplHelper1< XInterfaceAttributeTypeDescription2 >
 196 {
 197     Reference< XHierarchicalNameAccess >  _xTDMgr;
 198
 199     OUString                                                      _aTypeName;
 200     OUString                                                      _aMemberName;
 201
 202     OUString                                                      _aMemberTypeName;
 203     Reference< XTypeDescription >                 _xMemberTD;
 204
 205     sal_Bool                                                      _bReadOnly;
 206     sal_Bool                                                      _bBound;
 207     sal_Int32                                                     _nPosition;
 208
 209     std::auto_ptr< stoc::registry_tdprovider::FunctionDescription > _getter;
 210     std::auto_ptr< stoc::registry_tdprovider::FunctionDescription > _setter;
 211
 212 public:
 213     InterfaceAttributeImpl(
 214         const Reference< XHierarchicalNameAccess > & xTDMgr,
 215         const OUString & rTypeName,
 216         const OUString & rMemberName,
 217         const OUString & rMemberTypeName,
 218         sal_Bool bReadOnly,
 219         sal_Bool bBound,
 220         std::auto_ptr< stoc::registry_tdprovider::FunctionDescription > &
 221             getter,
 222         std::auto_ptr< stoc::registry_tdprovider::FunctionDescription > &
 223             setter,
 224         sal_Int32 nPosition )
 225         : _xTDMgr( xTDMgr )
 226         , _aTypeName( rTypeName )
 227         , _aMemberName( rMemberName )
 228         , _aMemberTypeName( rMemberTypeName )
 229         , _bReadOnly( bReadOnly )
 230         , _bBound( bBound )
 231         , _nPosition( nPosition )
 232         , _getter( getter )
 233         , _setter( setter )
 234         {
 235             g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
 236         }
 237     virtual ~InterfaceAttributeImpl();
 238
 239     // XTypeDescription
 240     virtual TypeClass SAL_CALL getTypeClass() throw(::com::sun::star::uno::RuntimeException);
 241     virtual OUString SAL_CALL getName() throw(::com::sun::star::uno::RuntimeException);
 242
 243     // XInterfaceMemberTypeDescription
 244     virtual OUString SAL_CALL getMemberName() throw(::com::sun::star::uno::RuntimeException);
 245     virtual sal_Int32 SAL_CALL getPosition() throw(::com::sun::star::uno::RuntimeException);
 246
 247     // XInterfaceAttributeTypeDescription2
 248     virtual sal_Bool SAL_CALL isReadOnly() throw(::com::sun::star::uno::RuntimeException);
 249     virtual Reference< XTypeDescription > SAL_CALL getType() throw(::com::sun::star::uno::RuntimeException);
 250
 251     virtual sal_Bool SAL_CALL isBound() throw (RuntimeException)
 252     { return _bBound; }
 253
 254     virtual Sequence< Reference< XCompoundTypeDescription > > SAL_CALL
 255     getGetExceptions() throw (RuntimeException)
 256     {
 257         if (_getter.get() != 0) {
 258             return _getter->getExceptions();
 259         } else {
 260             return Sequence< Reference< XCompoundTypeDescription > >();
 261         }
 262     }
 263
 264     virtual Sequence< Reference< XCompoundTypeDescription > > SAL_CALL
 265     getSetExceptions() throw (RuntimeException)
 266     {
 267         if (_setter.get() != 0) {
 268             return _setter->getExceptions();
 269         } else {
 270             return Sequence< Reference< XCompoundTypeDescription > >();
 271         }
 272     }
 273 };
 274
 275 InterfaceAttributeImpl::~InterfaceAttributeImpl()
 276 {
 277     g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
 278 }
 279 // XTypeDescription
 280 //__________________________________________________________________________________________________
 281 TypeClass InterfaceAttributeImpl::getTypeClass()
 282     throw(::com::sun::star::uno::RuntimeException)
 283 {
 284     return TypeClass_INTERFACE_ATTRIBUTE;
 285 }
 286 //__________________________________________________________________________________________________
 287 OUString InterfaceAttributeImpl::getName()
 288     throw(::com::sun::star::uno::RuntimeException)
 289 {
 290     return _aTypeName;
 291 }
 292
 293 // XInterfaceMemberTypeDescription
 294 //__________________________________________________________________________________________________
 295 OUString InterfaceAttributeImpl::getMemberName()
 296     throw(::com::sun::star::uno::RuntimeException)
 297 {
 298     return _aMemberName;
 299 }
 300 //__________________________________________________________________________________________________
 301 sal_Int32 InterfaceAttributeImpl::getPosition()
 302     throw(::com::sun::star::uno::RuntimeException)
 303 {
 304     return _nPosition;
 305 }
 306
 307 // XInterfaceAttributeTypeDescription2
 308 //__________________________________________________________________________________________________
 309 sal_Bool InterfaceAttributeImpl::isReadOnly()
 310     throw(::com::sun::star::uno::RuntimeException)
 311 {
 312     return _bReadOnly;
 313 }
 314 //__________________________________________________________________________________________________
 315 Reference<XTypeDescription > InterfaceAttributeImpl::getType()
 316     throw(::com::sun::star::uno::RuntimeException)
 317 {
 318     if (!_xMemberTD.is() && _aMemberTypeName.getLength())
 319     {
 320         try
 321         {
 322             Reference< XTypeDescription > xMemberTD;
 323             if (_xTDMgr->getByHierarchicalName( _aMemberTypeName ) >>= xMemberTD)
 324             {
 325                 MutexGuard aGuard( getMutex() );
 326                 if (! _xMemberTD.is())
 327                     _xMemberTD = xMemberTD;
 328                 return _xMemberTD;
 329             }
 330         }
 331         catch (NoSuchElementException &)
 332         {
 333         }
 334         // never try again, if no td was found
 335         _aMemberTypeName = OUString();
 336     }
 337     return _xMemberTD;
 338 }
 339
 340
 341 //##################################################################################################
 342 //##################################################################################################
 343 //##################################################################################################
 344
 345 void InterfaceTypeDescriptionImpl::checkInterfaceType(
 346     Reference< XTypeDescription > const & type)
 347 {
 348     if (resolveTypedefs(type)->getTypeClass() != TypeClass_INTERFACE) {
 349         throw RuntimeException(
 350             OUString(
 351                 RTL_CONSTASCII_USTRINGPARAM(
 352                     "Interface base is not an interface type")),
 353             static_cast< OWeakObject * >(this));
 354     }
 355 }
 356
 357 namespace {
 358
 359 class BaseOffset {
 360 public:
 361     BaseOffset(Reference< XInterfaceTypeDescription2 > const & desc);
 362
 363     sal_Int32 get() const { return offset; }
 364
 365 private:
 366     void calculateBases(Reference< XInterfaceTypeDescription2 > const & desc);
 367
 368     void calculate(Reference< XInterfaceTypeDescription2 > const & desc);
 369
 370     std::set< rtl::OUString > set;
 371     sal_Int32 offset;
 372 };
 373
 374 BaseOffset::BaseOffset(Reference< XInterfaceTypeDescription2 > const & desc) {
 375     offset = 0;
 376     calculateBases(desc);
 377 }
 378
 379 void BaseOffset::calculateBases(
 380     Reference< XInterfaceTypeDescription2 > const & desc)
 381 {
 382     Sequence< Reference < XTypeDescription > > bases(desc->getBaseTypes());
 383     for (sal_Int32 i = 0; i < bases.getLength(); ++i) {
 384         calculate(
 385             Reference< XInterfaceTypeDescription2 >(
 386                 resolveTypedefs(bases[i]), UNO_QUERY_THROW));
 387     }
 388 }
 389
 390 void BaseOffset::calculate(Reference< XInterfaceTypeDescription2 > const & desc)
 391 {
 392     if (set.insert(desc->getName()).second) {
 393         calculateBases(desc);
 394         offset += desc->getMembers().getLength();
 395     }
 396 }
 397
 398 }
 399
 400 //__________________________________________________________________________________________________
 401 InterfaceTypeDescriptionImpl::InterfaceTypeDescriptionImpl(
 402     const Reference< XHierarchicalNameAccess > & xTDMgr,
 403     const OUString & rName, const Sequence< OUString > & rBaseTypes,
 404     const Sequence< OUString > & rOptionalBaseTypes,
 405     const Sequence< sal_Int8 > & rBytes, bool published )
 406     : _xTDMgr( xTDMgr )
 407     , _aBytes( rBytes )
 408     , _aName( rName )
 409     , _aBaseTypes( rBaseTypes )
 410     , _aOptionalBaseTypes( rOptionalBaseTypes )
 411     , _membersInit( false )
 412     , _published( published )
 413 {
 414     g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
 415 }
 416 //__________________________________________________________________________________________________
 417 InterfaceTypeDescriptionImpl::~InterfaceTypeDescriptionImpl()
 418 {
 419     g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
 420 }
 421
 422 // XTypeDescription
 423 //__________________________________________________________________________________________________
 424 TypeClass InterfaceTypeDescriptionImpl::getTypeClass()
 425     throw(::com::sun::star::uno::RuntimeException)
 426 {
 427     return TypeClass_INTERFACE;
 428 }
 429 //__________________________________________________________________________________________________
 430 OUString InterfaceTypeDescriptionImpl::getName()
 431     throw(::com::sun::star::uno::RuntimeException)
 432 {
 433     return _aName;
 434 }
 435
 436 // XInterfaceTypeDescription2
 437 //__________________________________________________________________________________________________
 438 Reference< XTypeDescription > InterfaceTypeDescriptionImpl::getBaseType()
 439     throw(::com::sun::star::uno::RuntimeException)
 440 {
 441     Sequence< Reference< XTypeDescription > > aBaseTypes(getBaseTypes());
 442     return aBaseTypes.getLength() >= 1 ? aBaseTypes[0] : 0;
 443 }
 444 //__________________________________________________________________________________________________
 445 Uik SAL_CALL InterfaceTypeDescriptionImpl::getUik()
 446     throw(::com::sun::star::uno::RuntimeException)
 447 {
 448     return Uik();
 449 }
 450 //__________________________________________________________________________________________________
 451 Sequence< Reference< XInterfaceMemberTypeDescription > > InterfaceTypeDescriptionImpl::getMembers()
 452     throw(::com::sun::star::uno::RuntimeException)
 453 {
 454     osl::MutexGuard guard(getMutex());
 455     if (!_membersInit) {
 456         _nBaseOffset = BaseOffset(this).get();
 457         typereg::Reader reader(
 458             _aBytes.getConstArray(), _aBytes.getLength(), false,
 459             TYPEREG_VERSION_1);
 460         sal_Int32 count = 0;
 461         sal_uInt16 methodCount = reader.getMethodCount();
 462         {for (sal_uInt16 i = 0; i < methodCount; ++i) {
 463             RTMethodMode flags = reader.getMethodFlags(i);
 464             if (flags != RT_MODE_ATTRIBUTE_GET
 465                 && flags != RT_MODE_ATTRIBUTE_SET)
 466             {
 467                 ++count;
 468             }
 469         }}
 470         sal_uInt16 fieldCount = reader.getFieldCount();
 471         count += fieldCount;
 472         _members.realloc(count);
 473         sal_Int32 index = 0;
 474         {for (sal_uInt16 i = 0; i < fieldCount; ++i) {
 475             rtl::OUString name(reader.getFieldName(i));
 476             rtl::OUStringBuffer typeName(getName());
 477             typeName.appendAscii(RTL_CONSTASCII_STRINGPARAM("::"));
 478             typeName.append(name);
 479             RTFieldAccess flags = reader.getFieldFlags(i);
 480             std::auto_ptr< stoc::registry_tdprovider::FunctionDescription >
 481                 getter;
 482             std::auto_ptr< stoc::registry_tdprovider::FunctionDescription >
 483                 setter;
 484             for (sal_uInt16 j = 0; j < methodCount; ++j) {
 485                 if (reader.getMethodName(j) == name) {
 486                     switch (reader.getMethodFlags(j)) {
 487                     case RT_MODE_ATTRIBUTE_GET:
 488                         OSL_ASSERT(getter.get() == 0);
 489                         getter.reset(
 490                             new stoc::registry_tdprovider::FunctionDescription(
 491                                 _xTDMgr, _aBytes, j));
 492                         break;
 493
 494                     case RT_MODE_ATTRIBUTE_SET:
 495                         OSL_ASSERT(setter.get() == 0);
 496                         setter.reset(
 497                             new stoc::registry_tdprovider::FunctionDescription(
 498                                 _xTDMgr, _aBytes, j));
 499                         break;
 500
 501                     default:
 502                         OSL_ASSERT(false);
 503                         break;
 504                     }
 505                 }
 506             }
 507             _members[index] = new InterfaceAttributeImpl(
 508                 _xTDMgr, typeName.makeStringAndClear(), name,
 509                 reader.getFieldTypeName(i).replace('/', '.'),
 510                 (flags & RT_ACCESS_READONLY) != 0,
 511                 (flags & RT_ACCESS_BOUND) != 0, getter, setter,
 512                 _nBaseOffset + index);
 513             ++index;
 514         }}
 515         {for (sal_uInt16 i = 0; i < methodCount; ++i) {
 516             RTMethodMode flags = reader.getMethodFlags(i);
 517             if (flags != RT_MODE_ATTRIBUTE_GET
 518                 && flags != RT_MODE_ATTRIBUTE_SET)
 519             {
 520                 rtl::OUString name(reader.getMethodName(i));
 521                 rtl::OUStringBuffer typeName(getName());
 522                 typeName.appendAscii(RTL_CONSTASCII_STRINGPARAM("::"));
 523                 typeName.append(name);
 524                 _members[index] = new InterfaceMethodImpl(
 525                     _xTDMgr, typeName.makeStringAndClear(), name,
 526                     reader.getMethodReturnTypeName(i).replace('/', '.'),
 527                     _aBytes, i, flags == RT_MODE_ONEWAY, _nBaseOffset + index);
 528                 ++index;
 529             }
 530         }}
 531         _membersInit = true;
 532     }
 533     return _members;
 534 }
 535
 536 Sequence< Reference< XTypeDescription > >
 537 InterfaceTypeDescriptionImpl::getBaseTypes() throw (RuntimeException) {
 538     MutexGuard guard(getMutex());
 539     if (_xBaseTDs.getLength() == 0 && _aBaseTypes.getLength() != 0) {
 540         Sequence< Reference< XTypeDescription > > tds(_aBaseTypes.getLength());
 541         for (sal_Int32 i = 0; i < _aBaseTypes.getLength(); ++i) {
 542             try {
 543                 _xTDMgr->getByHierarchicalName(_aBaseTypes[i]) >>= tds[i];
 544             } catch (NoSuchElementException & e) {
 545                 throw RuntimeException(
 546                     (OUString(
 547                         RTL_CONSTASCII_USTRINGPARAM(
 548                             "com.sun.star.container.NoSuchElementException: "))
 549                      + e.Message),
 550                     static_cast< OWeakObject * >(this));
 551             }
 552             OSL_ASSERT(tds[i].is());
 553             checkInterfaceType(tds[i]);
 554         }
 555         _xBaseTDs = tds;
 556     }
 557     return _xBaseTDs;
 558 }
 559
 560 Sequence< Reference< XTypeDescription > >
 561 InterfaceTypeDescriptionImpl::getOptionalBaseTypes() throw (RuntimeException) {
 562     MutexGuard guard(getMutex());
 563     if (_xOptionalBaseTDs.getLength() == 0
 564         && _aOptionalBaseTypes.getLength() != 0)
 565     {
 566         Sequence< Reference< XTypeDescription > > tds(
 567             _aOptionalBaseTypes.getLength());
 568         for (sal_Int32 i = 0; i < _aOptionalBaseTypes.getLength(); ++i) {
 569             try {
 570                 _xTDMgr->getByHierarchicalName(_aOptionalBaseTypes[i])
 571                     >>= tds[i];
 572             } catch (NoSuchElementException & e) {
 573                 throw RuntimeException(
 574                     (OUString(
 575                         RTL_CONSTASCII_USTRINGPARAM(
 576                             "com.sun.star.container.NoSuchElementException: "))
 577                      + e.Message),
 578                     static_cast< OWeakObject * >(this));
 579             }
 580             OSL_ASSERT(tds[i].is());
 581             checkInterfaceType(tds[i]);
 582         }
 583         _xOptionalBaseTDs = tds;
 584     }
 585     return _xOptionalBaseTDs;
 586 }
 587
 588 }