//--------------------------------------------------------------------------- // @function: // CParseHandlerQueryOutput::EndElement // // @doc: // Invoked by Xerces to process a closing tag // //--------------------------------------------------------------------------- void CParseHandlerQueryOutput::EndElement ( const XMLCh* const, // element_uri, const XMLCh* const element_local_name, const XMLCh* const // element_qname ) { if(0 != XMLString::compareString(CDXLTokens::XmlstrToken(EdxltokenQueryOutput), element_local_name)) { CWStringDynamic *str = CDXLUtils::CreateDynamicStringFromXMLChArray(m_parse_handler_mgr->GetDXLMemoryManager(), element_local_name); GPOS_RAISE(gpdxl::ExmaDXL, gpdxl::ExmiDXLUnexpectedTag, str->GetBuffer()); } const ULONG size = this->Length(); for (ULONG ul = 0; ul < size; ul++) { CParseHandlerScalarIdent *child_parse_handler = dynamic_cast<CParseHandlerScalarIdent *>((*this)[ul]); GPOS_ASSERT(NULL != child_parse_handler); CDXLNode *pdxlnIdent = child_parse_handler->CreateDXLNode(); pdxlnIdent->AddRef(); m_dxl_array->Append(pdxlnIdent); } // deactivate handler m_parse_handler_mgr->DeactivateHandler(); }
//--------------------------------------------------------------------------- // @function: // CParseHandlerOp::AddChildFromParseHandler // // @doc: // Extracts the node constructed from the given parse handler and adds it // to children array of the current node. Child nodes are ref-counted before // being added to the array. // //--------------------------------------------------------------------------- void CParseHandlerOp::AddChildFromParseHandler ( const CParseHandlerOp *pph ) { GPOS_ASSERT(NULL != m_pdxln); GPOS_ASSERT(NULL != pph); // extract constructed element CDXLNode *pdxlnChild = pph->Pdxln(); GPOS_ASSERT(NULL != pdxlnChild); pdxlnChild->AddRef(); m_pdxln->AddChild(pdxlnChild); }
//--------------------------------------------------------------------------- // @function: // CParseHandlerMDRelation::EndElement // // @doc: // Invoked by Xerces to process a closing tag // //--------------------------------------------------------------------------- void CParseHandlerMDRelation::EndElement ( const XMLCh* const, // xmlszUri, const XMLCh* const xmlszLocalname, const XMLCh* const // xmlszQname ) { if (0 == XMLString::compareString(CDXLTokens::XmlstrToken(EdxltokenPartConstraint), xmlszLocalname)) { CParseHandlerScalarOp *pphPartCnstr = dynamic_cast<CParseHandlerScalarOp *>((*this)[UlLength() - 1]); CDXLNode *pdxlnPartConstraint = pphPartCnstr->Pdxln(); pdxlnPartConstraint->AddRef(); m_ppartcnstr = GPOS_NEW(m_pmp) CMDPartConstraintGPDB(m_pmp, pdxlnPartConstraint, m_pdrgpulDefaultParts, m_fPartConstraintUnbounded); return; } if (0 != XMLString::compareString(CDXLTokens::XmlstrToken(EdxltokenRelation), xmlszLocalname)) { CWStringDynamic *pstr = CDXLUtils::PstrFromXMLCh(m_pphm->Pmm(), xmlszLocalname); GPOS_RAISE(gpdxl::ExmaDXL, gpdxl::ExmiDXLUnexpectedTag, pstr->Wsz()); } // construct metadata object from the created child elements CParseHandlerMetadataColumns *pphMdCol = dynamic_cast<CParseHandlerMetadataColumns *>((*this)[0]); CParseHandlerMetadataIdList *pphMdidlIndices = dynamic_cast<CParseHandlerMetadataIdList*>((*this)[1]); CParseHandlerMetadataIdList *pphMdidlTriggers = dynamic_cast<CParseHandlerMetadataIdList*>((*this)[2]); CParseHandlerMetadataIdList *pphMdidlCheckConstraints = dynamic_cast<CParseHandlerMetadataIdList*>((*this)[3]); GPOS_ASSERT(NULL != pphMdCol->Pdrgpmdcol()); GPOS_ASSERT(NULL != pphMdidlIndices->Pdrgpmdid()); GPOS_ASSERT(NULL != pphMdidlCheckConstraints->Pdrgpmdid()); // refcount child objects DrgPmdcol *pdrgpmdcol = pphMdCol->Pdrgpmdcol(); DrgPmdid *pdrgpmdidIndices = pphMdidlIndices->Pdrgpmdid(); DrgPmdid *pdrgpmdidTriggers = pphMdidlTriggers->Pdrgpmdid(); DrgPmdid *pdrgpmdidCheckConstraint = pphMdidlCheckConstraints->Pdrgpmdid(); pdrgpmdcol->AddRef(); pdrgpmdidIndices->AddRef(); pdrgpmdidTriggers->AddRef(); pdrgpmdidCheckConstraint->AddRef(); m_pimdobj = GPOS_NEW(m_pmp) CMDRelationGPDB ( m_pmp, m_pmdid, m_pmdname, m_fTemporary, m_erelstorage, m_ereldistrpolicy, pdrgpmdcol, m_pdrgpulDistrColumns, m_pdrgpulPartColumns, m_fConvertHashToRandom, m_pdrgpdrgpulKeys, pdrgpmdidIndices, pdrgpmdidTriggers, pdrgpmdidCheckConstraint, m_ppartcnstr, m_fHasOids ); // deactivate handler m_pphm->DeactivateHandler(); }