diff options
Diffstat (limited to 'connectivity/source/parse/sqlbison.y')
| -rw-r--r-- | connectivity/source/parse/sqlbison.y | 252 |
1 files changed, 93 insertions, 159 deletions
diff --git a/connectivity/source/parse/sqlbison.y b/connectivity/source/parse/sqlbison.y index 6f625bd2312c..97875dfd4de0 100644 --- a/connectivity/source/parse/sqlbison.y +++ b/connectivity/source/parse/sqlbison.y @@ -90,6 +90,7 @@ #ifndef _DBHELPER_DBCONVERSION_HXX_ #include "connectivity/dbconversion.hxx" #endif +#include <rtl/ustrbuf.hxx> #if defined __GNUC__ #pragma GCC system_header @@ -106,7 +107,7 @@ static connectivity::OSQLInternalNode* newNode(const sal_Char* pNewValue, const connectivity::SQLNodeType eNodeType, const sal_uInt32 nNodeID = 0) { - + OSL_TRACE("connectivity: Rule Number: %d,%d",eNodeType,nNodeID); return new connectivity::OSQLInternalNode(pNewValue, eNodeType, nNodeID); } @@ -114,7 +115,7 @@ static connectivity::OSQLInternalNode* newNode(const ::rtl::OString& _NewValue, const connectivity::SQLNodeType eNodeType, const sal_uInt32 nNodeID = 0) { - + OSL_TRACE("connectivity: Rule Number: %d,%d",eNodeType,nNodeID); return new connectivity::OSQLInternalNode(_NewValue, eNodeType, nNodeID); } @@ -122,7 +123,7 @@ static connectivity::OSQLInternalNode* newNode(const ::rtl::OUString& _NewValue, const connectivity::SQLNodeType eNodeType, const sal_uInt32 nNodeID = 0) { - + OSL_TRACE("connectivity: Rule Number: %d,%d",eNodeType,nNodeID); return new connectivity::OSQLInternalNode(_NewValue, eNodeType, nNodeID); } @@ -208,7 +209,7 @@ using namespace connectivity; /* numeric functions */ %token <pParseNode> SQL_TOKEN_ABS SQL_TOKEN_ACOS SQL_TOKEN_ASIN SQL_TOKEN_ATAN SQL_TOKEN_ATAN2 SQL_TOKEN_CEILING -%token <pParseNode> SQL_TOKEN_COS SQL_TOKEN_COT SQL_TOKEN_DEGREES SQL_TOKEN_EXP SQL_TOKEN_DIV SQL_TOKEN_FLOOR SQL_TOKEN_LOGF SQL_TOKEN_LOG SQL_TOKEN_LN +%token <pParseNode> SQL_TOKEN_COS SQL_TOKEN_COT SQL_TOKEN_DEGREES SQL_TOKEN_EXP SQL_TOKEN_FLOOR SQL_TOKEN_LOGF SQL_TOKEN_LOG SQL_TOKEN_LN %token <pParseNode> SQL_TOKEN_LOG10 SQL_TOKEN_MOD SQL_TOKEN_PI SQL_TOKEN_POWER SQL_TOKEN_RADIANS SQL_TOKEN_RAND SQL_TOKEN_ROUNDMAGIC %token <pParseNode> SQL_TOKEN_ROUND SQL_TOKEN_SIGN SQL_TOKEN_SIN SQL_TOKEN_SQRT SQL_TOKEN_TAN SQL_TOKEN_TRUNCATE @@ -675,15 +676,12 @@ manipulative_statement_list: ; ***/ -/*sql: - {$$ = SQL_NEW_LISTRULE;} - ; -*/ sql_not: {$$ = SQL_NEW_RULE;} | SQL_TOKEN_NOT ; - /* manipulative statements */ + +/* manipulative statements */ sql: manipulative_statement ; @@ -766,10 +764,12 @@ insert_statement: $$->append($5);} ; values_or_query_spec: - SQL_TOKEN_VALUES table_value_const_list + SQL_TOKEN_VALUES '(' table_value_const_list ')' {$$ = SQL_NEW_RULE; $$->append($1); - $$->append($2); + $$->append($2 = newNode("(", SQL_NODE_PUNCTUATION)); + $$->append($3); + $$->append($4 = newNode(")", SQL_NODE_PUNCTUATION)); } ; @@ -791,18 +791,14 @@ row_value_const_list: ; row_value_constructor: row_value_constructor_elem - | '(' row_value_const_list ')' +/* | '(' row_value_const_list ')' { $$ = SQL_NEW_RULE; $$->append($1 = newNode("(", SQL_NODE_PUNCTUATION)); $$->append($2); $$->append($3 = newNode(")", SQL_NODE_PUNCTUATION)); } -/* | subquery - { - $$ = SQL_NEW_RULE; - $$->append($1); - }*/ + */ ; row_value_constructor_elem: value_exp /*[^')']*/ @@ -1052,47 +1048,16 @@ truth_value: ; boolean_primary: predicate - | '(' search_condition ')' - { + | '(' search_condition ')' + { // boolean_primary: rule 2 $$ = SQL_NEW_RULE; $$->append($1 = newNode("(", SQL_NODE_PUNCTUATION)); $$->append($2); $$->append($3 = newNode(")", SQL_NODE_PUNCTUATION)); } - ; - -boolean_test: - boolean_primary - | boolean_primary SQL_TOKEN_IS sql_not truth_value - { - $$ = SQL_NEW_RULE; - $$->append($1); - $$->append($2); - $$->append($3); - $$->append($4); - } - ; -boolean_factor: - boolean_test - | SQL_TOKEN_NOT boolean_test - { - $$ = SQL_NEW_RULE; - $$->append($1); - $$->append($2); - } - ; -boolean_term: - boolean_factor - | boolean_term SQL_TOKEN_AND boolean_factor - { - $$ = SQL_NEW_RULE; - $$->append($1); - $$->append($2); - $$->append($3); - } | row_value_constructor_elem /*[^')' ',']*/ { - if(xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) + if(xxx_pGLOBAL_SQLPARSER->inPredicateCheck())// boolean_primary: rule 3 { $$ = SQL_NEW_RULE; sal_Int16 nErg = xxx_pGLOBAL_SQLPARSER->buildComparsionRule($$,$1); @@ -1114,54 +1079,43 @@ boolean_term: else YYERROR; } - | boolean_term SQL_TOKEN_AND literal - { - if(xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) - { - $$ = SQL_NEW_RULE; - $$->append($1); - $$->append($2); - sal_Int16 nErg = xxx_pGLOBAL_SQLPARSER->buildComparsionRule($$,$3); - if(nErg < 1) - { - delete $$; - if(nErg) - YYERROR; - else - YYABORT; - } - } - else - YYERROR; + ; +boolean_test: + boolean_primary + | boolean_primary SQL_TOKEN_IS sql_not truth_value + { + $$ = SQL_NEW_RULE; + $$->append($1); + $$->append($2); + $$->append($3); + $$->append($4); + } + ; +boolean_factor: + boolean_test + | SQL_TOKEN_NOT boolean_test + { // boolean_factor: rule 1 + $$ = SQL_NEW_RULE; + $$->append($1); + $$->append($2); } - | boolean_term SQL_TOKEN_AND SQL_TOKEN_STRING + ; +boolean_term: + boolean_factor + | boolean_term SQL_TOKEN_AND boolean_factor { - if(xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) - { - $$ = SQL_NEW_RULE; - $$->append($1); - $$->append($2); - sal_Int16 nErg = xxx_pGLOBAL_SQLPARSER->buildComparsionRule($$,$3); - if(nErg < 1) - { - delete $$; - if(nErg) - YYERROR; - else - YYABORT; - } - } - else - YYERROR; - + $$ = SQL_NEW_RULE; // boolean_term: rule 1 + $$->append($1); + $$->append($2); + $$->append($3); } ; search_condition: boolean_term | search_condition SQL_TOKEN_OR boolean_term { - $$ = SQL_NEW_RULE; + $$ = SQL_NEW_RULE; // search_condition $$->append($1); $$->append($2); $$->append($3); @@ -1181,14 +1135,14 @@ predicate: comparison_predicate: row_value_constructor comparison row_value_constructor { - $$ = SQL_NEW_RULE; + $$ = SQL_NEW_RULE; // comparison_predicate: rule 1 $$->append($1); $$->append($2); $$->append($3); } | comparison row_value_constructor { - if(xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) + if(xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) // comparison_predicate: rule 2 { $$ = SQL_NEW_RULE; sal_Int16 nErg = xxx_pGLOBAL_SQLPARSER->buildPredicateRule($$,$2,$1); @@ -1220,7 +1174,7 @@ comparison: ; between_predicate: row_value_constructor sql_not SQL_TOKEN_BETWEEN row_value_constructor SQL_TOKEN_AND row_value_constructor - {$$ = SQL_NEW_RULE; + {$$ = SQL_NEW_RULE; // between_predicate: rule 1 $$->append($1); $$->append($2); $$->append($3); @@ -1230,7 +1184,7 @@ between_predicate: } | sql_not SQL_TOKEN_BETWEEN row_value_constructor SQL_TOKEN_AND row_value_constructor { - if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) + if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) // between_predicate: rule 2 { $$ = SQL_NEW_RULE; @@ -1257,7 +1211,7 @@ between_predicate: like_predicate: row_value_constructor SQL_TOKEN_NOT SQL_TOKEN_LIKE string_value_exp opt_escape { - $$ = SQL_NEW_RULE; + $$ = SQL_NEW_RULE; // like_predicate: rule 1 $$->append($1); $$->append($2); $$->append($3); @@ -1266,7 +1220,7 @@ like_predicate: } | row_value_constructor SQL_TOKEN_LIKE string_value_exp opt_escape { - $$ = SQL_NEW_RULE; + $$ = SQL_NEW_RULE; // like_predicate: rule 2 $$->append($1); $$->append($2); $$->append($3); @@ -1274,7 +1228,7 @@ like_predicate: } | row_value_constructor SQL_TOKEN_NOT SQL_TOKEN_LIKE value_exp_primary opt_escape { - $$ = SQL_NEW_RULE; + $$ = SQL_NEW_RULE; // like_predicate: rule 3 $$->append($1); $$->append($2); $$->append($3); @@ -1283,7 +1237,7 @@ like_predicate: } | row_value_constructor SQL_TOKEN_LIKE value_exp_primary opt_escape { - $$ = SQL_NEW_RULE; + $$ = SQL_NEW_RULE; // like_predicate: rule 4 $$->append($1); $$->append($2); $$->append($3); @@ -1291,7 +1245,7 @@ like_predicate: } | sql_not SQL_TOKEN_LIKE string_value_exp opt_escape { - if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) + if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) // like_predicate: rule 5 { OSQLParseNode* pColumnRef = newNode(aEmptyString, SQL_NODE_RULE,OSQLParser::RuleID(OSQLParseNode::column_ref)); pColumnRef->append(newNode(xxx_pGLOBAL_SQLPARSER->getFieldName(),SQL_NODE_NAME)); @@ -1313,7 +1267,7 @@ like_predicate: } | sql_not SQL_TOKEN_LIKE value_exp_primary opt_escape { - if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) + if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) // like_predicate: rule 6 { OSQLParseNode* pColumnRef = newNode(aEmptyString, SQL_NODE_RULE,OSQLParser::RuleID(OSQLParseNode::column_ref)); pColumnRef->append(newNode(xxx_pGLOBAL_SQLPARSER->getFieldName(),SQL_NODE_NAME)); @@ -1354,7 +1308,7 @@ opt_escape: test_for_null: row_value_constructor SQL_TOKEN_IS sql_not truth_value { - $$ = SQL_NEW_RULE; + $$ = SQL_NEW_RULE; // test_for_null: rule 1 $$->append($1); $$->append($2); $$->append($3); @@ -1362,7 +1316,7 @@ test_for_null: } | SQL_TOKEN_IS sql_not truth_value { - if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) + if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck())// test_for_null: rule 2 { OSQLParseNode* pColumnRef = newNode(aEmptyString, SQL_NODE_RULE,OSQLParser::RuleID(OSQLParseNode::column_ref)); pColumnRef->append(newNode(xxx_pGLOBAL_SQLPARSER->getFieldName(),SQL_NODE_NAME)); @@ -1392,15 +1346,15 @@ in_predicate_value: in_predicate: row_value_constructor sql_not SQL_TOKEN_IN in_predicate_value { - $$ = SQL_NEW_RULE; + $$ = SQL_NEW_RULE;// in_predicate: rule 1 $$->append($1); $$->append($2); $$->append($3); $$->append($4); } - | sql_not SQL_TOKEN_IN in_predicate_value + | sql_not SQL_TOKEN_IN in_predicate_value { - if ( xxx_pGLOBAL_SQLPARSER->inPredicateCheck() ) + if ( xxx_pGLOBAL_SQLPARSER->inPredicateCheck() )// in_predicate: rule 2 { OSQLParseNode* pColumnRef = newNode(aEmptyString, SQL_NODE_RULE,OSQLParser::RuleID(OSQLParseNode::column_ref)); pColumnRef->append(newNode(xxx_pGLOBAL_SQLPARSER->getFieldName(),SQL_NODE_NAME)); @@ -3131,7 +3085,7 @@ user: SQL_TOKEN_NAME sql: search_condition /* checking predicats */ { - if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) + if (xxx_pGLOBAL_SQLPARSER->inPredicateCheck()) // sql: rule 1 { $$ = $1; if ( SQL_ISRULE($$,search_condition) ) @@ -3142,7 +3096,9 @@ sql: } else YYERROR; - }; + } + | '(' sql ')' /* checking predicats */ + ; %% @@ -3362,34 +3318,44 @@ const double fMilliSecondsPerDay = 86400000.0; //------------------------------------------------------------------ ::rtl::OUString ConvertLikeToken(const OSQLParseNode* pTokenNode, const OSQLParseNode* pEscapeNode, sal_Bool bInternational) { - ::rtl::OUString aMatchStr; + ::rtl::OUStringBuffer aMatchStr; if (pTokenNode->isToken()) { - sal_Char cEscape = 0; + sal_Unicode cEscape = 0; if (pEscapeNode->count()) - cEscape = static_cast<sal_Char>(pEscapeNode->getChild(1)->getTokenValue().toChar()); + cEscape = pEscapeNode->getChild(1)->getTokenValue().toChar(); // Platzhalter austauschen aMatchStr = pTokenNode->getTokenValue(); - sal_Int32 nLen = aMatchStr.getLength(); - const sal_Char* sSearch = bInternational ? "%_" : "*?"; - const sal_Char* sReplace = bInternational ? "*?" : "%_"; + const sal_Int32 nLen = aMatchStr.getLength(); + ::rtl::OUStringBuffer sSearch,sReplace; + if ( bInternational ) + { + sSearch.appendAscii("%_",2); + sReplace.appendAscii("*?",2); + } + else + { + sSearch.appendAscii("*?",2); + sReplace.appendAscii("%_",2); + } + for (sal_Int32 i = 0; i < nLen; i++) { - sal_Char c = static_cast<sal_Char>(aMatchStr.getStr()[i]); - if (c == sSearch[0] || c == sSearch[1]) + const sal_Unicode c = aMatchStr.charAt(i); + if (c == sSearch.charAt(0) || c == sSearch.charAt(1)) { - if (i > 0 && aMatchStr.getStr()[i-1] == cEscape) + if (i > 0 && aMatchStr.charAt(i-1) == cEscape) continue; else { - sal_Unicode cCharacter = sReplace[(c == sSearch[0]) ? 0 : 1]; - aMatchStr = aMatchStr.replaceAt(i , 1, ::rtl::OUString(&cCharacter, 1)); + const sal_Unicode cCharacter = sReplace.charAt( (c == sSearch.charAt(0)) ? 0 : 1); + aMatchStr.setCharAt(i , cCharacter); } } } } - return aMatchStr; + return aMatchStr.makeStringAndClear(); } //========================================================================== @@ -3403,7 +3369,7 @@ OParseContext OSQLParser::s_aDefaultContext; sal_Int32 OSQLParser::s_nRefCount = 0; // ::osl::Mutex OSQLParser::s_aMutex; OSQLScanner* OSQLParser::s_pScanner = 0; -OSQLParseNodes* OSQLParser::s_pGarbageCollector = 0; +OSQLParseNodesGarbageCollector* OSQLParser::s_pGarbageCollector = 0; ::com::sun::star::uno::Reference< ::com::sun::star::i18n::XLocaleData> OSQLParser::s_xLocaleData = NULL; //----------------------------------------------------------------------------- void setParser(OSQLParser* _pParser) @@ -3449,18 +3415,12 @@ OSQLParseNode* OSQLParser::parseTree(::rtl::OUString& rErrorMessage, rErrorMessage = m_sErrorMessage; // clear the garbage collector - while (!s_pGarbageCollector->empty()) - { - OSQLParseNode* pNode = *s_pGarbageCollector->begin(); - while (pNode->getParent()) - pNode = pNode->getParent(); - delete pNode; - } + (*s_pGarbageCollector)->clearAndDelete(); return NULL; } else { - s_pGarbageCollector->clear(); + (*s_pGarbageCollector)->clear(); // Das Ergebnis liefern (den Root Parse Node): @@ -3513,30 +3473,6 @@ OSQLParseNode* OSQLParser::parseTree(::rtl::OUString& rErrorMessage, } //----------------------------------------------------------------------------- -/*sal_uInt32 OSQLParser::StrToTokenID(const ::rtl::OString & rName) -{ - ::rtl::OString aName; - if (rName.IsAlphaNumericAscii()) - aName = rName; - else - { - aName = "'"; - aName += rName; - aName += "'"; - } - - // Gewuenschten Token-Namen suchen: - for (sal_uInt32 i = 0; i < SQLyyntoken; i++) - { - if (aName == TokenTypes[i].name) - return TokenTypes[i].token; - } - - // Nicht gefunden - return 0; -}*/ - -//----------------------------------------------------------------------------- ::rtl::OUString OSQLParser::RuleIDToStr(sal_uInt32 nRuleID) { OSL_ENSURE(nRuleID < (sizeof yytname/sizeof yytname[0]), "OSQLParser::RuleIDToStr: Invalid nRuleId!"); @@ -3639,17 +3575,15 @@ void OSQLParser::reduceLiteral(OSQLParseNode*& pLiteral, sal_Bool bAppendBlank) OSL_ENSURE(pLiteral->isRule(), "This is no ::com::sun::star::chaos::Rule"); OSL_ENSURE(pLiteral->count() == 2, "OSQLParser::ReduceLiteral() Invalid count"); OSQLParseNode* pTemp = pLiteral; - ::rtl::OUString aValue; + ::rtl::OUStringBuffer aValue(pLiteral->getChild(0)->getTokenValue()); if (bAppendBlank) { - ((aValue = pLiteral->getChild(0)->getTokenValue()) += ::rtl::OUString::createFromAscii(" ")) += - pLiteral->getChild(1)->getTokenValue(); + aValue.appendAscii(" "); } - else - (aValue = pLiteral->getChild(0)->getTokenValue()) += - pLiteral->getChild(1)->getTokenValue(); + + aValue.append(pLiteral->getChild(1)->getTokenValue()); - pLiteral = new OSQLInternalNode(aValue,SQL_NODE_STRING); + pLiteral = new OSQLInternalNode(aValue.makeStringAndClear(),SQL_NODE_STRING); delete pTemp; } |