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authorWastack <btomi96@gmail.com>2016-11-17 14:00:06 +0100
committerLionel Elie Mamane <lionel@mamane.lu>2016-11-21 17:10:52 +0000
commit3ec084d61e9c8aa0199b52de43fe288001f47e6d (patch)
treee33063c782b1f7c2192bdc4006783fb51bed9d47 /connectivity
parentb5589970125ae4b8c0a091cfc12d058ca42ce2ab (diff)
get table name from resultset simply
There is a much simpler way to access table name in ResultSetMetadata in Firebird sdbc which I didn't notice before. Change-Id: Ib306c04acf38ec86475d8d1a22a67012fe48539e Reviewed-on: https://gerrit.libreoffice.org/30931 Reviewed-by: Lionel Elie Mamane <lionel@mamane.lu> Tested-by: Lionel Elie Mamane <lionel@mamane.lu>
Diffstat (limited to 'connectivity')
-rw-r--r--connectivity/source/drivers/firebird/PreparedStatement.cxx13
-rw-r--r--connectivity/source/drivers/firebird/PreparedStatement.hxx1
-rw-r--r--connectivity/source/drivers/firebird/ResultSet.cxx7
-rw-r--r--connectivity/source/drivers/firebird/ResultSet.hxx6
-rw-r--r--connectivity/source/drivers/firebird/ResultSetMetaData.cxx8
-rw-r--r--connectivity/source/drivers/firebird/ResultSetMetaData.hxx5
-rw-r--r--connectivity/source/drivers/firebird/Statement.cxx9
-rw-r--r--connectivity/source/drivers/firebird/Util.cxx218
-rw-r--r--connectivity/source/drivers/firebird/Util.hxx4
9 files changed, 12 insertions, 259 deletions
diff --git a/connectivity/source/drivers/firebird/PreparedStatement.cxx b/connectivity/source/drivers/firebird/PreparedStatement.cxx
index 35da8ff3c8c4..7af0976b4962 100644
--- a/connectivity/source/drivers/firebird/PreparedStatement.cxx
+++ b/connectivity/source/drivers/firebird/PreparedStatement.cxx
@@ -57,7 +57,6 @@ OPreparedStatement::OPreparedStatement( Connection* _pConnection,
,m_sSqlStatement(sql)
,m_pOutSqlda(nullptr)
,m_pInSqlda(nullptr)
- ,m_sTableName()
{
SAL_INFO("connectivity.firebird", "OPreparedStatement(). "
"sql: " << sql);
@@ -85,12 +84,6 @@ void OPreparedStatement::ensurePrepared()
m_pOutSqlda,
m_pInSqlda);
- OStringVector vec;
- tokenizeSQL( OUStringToOString(m_sSqlStatement, RTL_TEXTENCODING_UTF8), vec );
- m_sTableName =
- OStringToOUString(
- extractSingleTableFromSelect( vec ), RTL_TEXTENCODING_UTF8);
-
aErr = isc_dsql_describe_bind(m_statusVector,
&m_aStatementHandle,
1,
@@ -159,8 +152,7 @@ Reference< XResultSetMetaData > SAL_CALL OPreparedStatement::getMetaData()
if(!m_xMetaData.is())
m_xMetaData = new OResultSetMetaData(m_pConnection.get()
- , m_pOutSqlda
- , m_sTableName);
+ , m_pOutSqlda);
return m_xMetaData;
}
@@ -294,8 +286,7 @@ sal_Bool SAL_CALL OPreparedStatement::execute()
m_aMutex,
uno::Reference< XInterface >(*this),
m_aStatementHandle,
- m_pOutSqlda,
- m_sTableName);
+ m_pOutSqlda);
if (getStatementChangeCount() > 0)
m_pConnection->notifyDatabaseModified();
diff --git a/connectivity/source/drivers/firebird/PreparedStatement.hxx b/connectivity/source/drivers/firebird/PreparedStatement.hxx
index d98e46d2950c..21f1d3b3183a 100644
--- a/connectivity/source/drivers/firebird/PreparedStatement.hxx
+++ b/connectivity/source/drivers/firebird/PreparedStatement.hxx
@@ -53,7 +53,6 @@ namespace connectivity
XSQLDA* m_pOutSqlda;
XSQLDA* m_pInSqlda;
- ::rtl::OUString m_sTableName;
void checkParameterIndex(sal_Int32 nParameterIndex)
throw(css::sdbc::SQLException,
css::uno::RuntimeException);
diff --git a/connectivity/source/drivers/firebird/ResultSet.cxx b/connectivity/source/drivers/firebird/ResultSet.cxx
index 4449d5e2ad9f..f48046524364 100644
--- a/connectivity/source/drivers/firebird/ResultSet.cxx
+++ b/connectivity/source/drivers/firebird/ResultSet.cxx
@@ -57,8 +57,7 @@ OResultSet::OResultSet(Connection* pConnection,
::osl::Mutex& rMutex,
const uno::Reference< XInterface >& xStatement,
isc_stmt_handle& aStatementHandle,
- XSQLDA* pSqlda,
- const OUString& rTableName)
+ XSQLDA* pSqlda )
: OResultSet_BASE(rMutex)
, OPropertyContainer(OResultSet_BASE::rBHelper)
, m_bIsBookmarkable(false)
@@ -76,7 +75,6 @@ OResultSet::OResultSet(Connection* pConnection,
, m_currentRow(0)
, m_bIsAfterLastRow(false)
, m_fieldCount(pSqlda? pSqlda->sqld : 0)
- , m_sTableName(rTableName)
{
SAL_INFO("connectivity.firebird", "OResultSet().");
registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISBOOKMARKABLE),
@@ -725,8 +723,7 @@ uno::Reference< XResultSetMetaData > SAL_CALL OResultSet::getMetaData( ) throw(
if(!m_xMetaData.is())
m_xMetaData = new OResultSetMetaData(m_pConnection
- , m_pSqlda
- , m_sTableName);
+ , m_pSqlda);
return m_xMetaData;
}
diff --git a/connectivity/source/drivers/firebird/ResultSet.hxx b/connectivity/source/drivers/firebird/ResultSet.hxx
index 347c7ea80f71..834e25e7b886 100644
--- a/connectivity/source/drivers/firebird/ResultSet.hxx
+++ b/connectivity/source/drivers/firebird/ResultSet.hxx
@@ -97,8 +97,6 @@ namespace connectivity
const sal_Int32 m_fieldCount;
ISC_STATUS_ARRAY m_statusVector;
- OUString m_sTableName;
-
bool isNull(const sal_Int32 nColumnIndex);
template <typename T> OUString makeNumericString(
@@ -131,8 +129,8 @@ namespace connectivity
::osl::Mutex& rMutex,
const css::uno::Reference< css::uno::XInterface >& xStatement,
isc_stmt_handle& aStatementHandle,
- XSQLDA* aSqlda,
- const OUString & rTableName);
+ XSQLDA* aSqlda
+ );
// XInterface
virtual css::uno::Any SAL_CALL queryInterface(
diff --git a/connectivity/source/drivers/firebird/ResultSetMetaData.cxx b/connectivity/source/drivers/firebird/ResultSetMetaData.cxx
index c36148c6c2fa..6b6d9849e6af 100644
--- a/connectivity/source/drivers/firebird/ResultSetMetaData.cxx
+++ b/connectivity/source/drivers/firebird/ResultSetMetaData.cxx
@@ -150,13 +150,14 @@ sal_Bool SAL_CALL OResultSetMetaData::isCurrency(sal_Int32 column)
sal_Bool SAL_CALL OResultSetMetaData::isAutoIncrement(sal_Int32 column)
throw(SQLException, RuntimeException, std::exception)
{
- if( !m_sTableName.isEmpty() )
+ OUString sTable = getTableName(column);
+ if( !sTable.isEmpty() )
{
OUString sColumnName = getColumnName( column );
OUString sSql = "SELECT RDB$IDENTITY_TYPE FROM RDB$RELATION_FIELDS "
"WHERE RDB$RELATION_NAME = '"
- + escapeWith(m_sTableName, '\'', '\'') + "' AND "
+ + escapeWith(sTable, '\'', '\'') + "' AND "
"RDB$FIELD_NAME = '"+ escapeWith(sColumnName, '\'', '\'') +"'";
Reference<XStatement> xStmt =m_pConnection ->createStatement();
@@ -195,8 +196,7 @@ sal_Int32 SAL_CALL OResultSetMetaData::getPrecision(sal_Int32 column)
throw(SQLException, RuntimeException, std::exception)
{
sal_Int32 nType = getColumnType(column);
- if( (nType == DataType::NUMERIC || nType == DataType::DECIMAL)
- && !m_sTableName.isEmpty() )
+ if( nType == DataType::NUMERIC || nType == DataType::DECIMAL )
{
OUString sColumnName = getColumnName( column );
diff --git a/connectivity/source/drivers/firebird/ResultSetMetaData.hxx b/connectivity/source/drivers/firebird/ResultSetMetaData.hxx
index 3c984e6d158f..17539bdf01bc 100644
--- a/connectivity/source/drivers/firebird/ResultSetMetaData.hxx
+++ b/connectivity/source/drivers/firebird/ResultSetMetaData.hxx
@@ -40,7 +40,6 @@ namespace connectivity
protected:
::rtl::Reference<Connection> m_pConnection;
XSQLDA* m_pSqlda;
- OUString m_sTableName;
virtual ~OResultSetMetaData() override;
@@ -48,11 +47,9 @@ namespace connectivity
public:
// a constructor, which is required for returning objects:
OResultSetMetaData(Connection* pConnection,
- XSQLDA* pSqlda,
- const OUString & rTableName)
+ XSQLDA* pSqlda)
: m_pConnection(pConnection)
, m_pSqlda(pSqlda)
- , m_sTableName(rTableName)
{}
virtual sal_Int32 SAL_CALL getColumnCount()
diff --git a/connectivity/source/drivers/firebird/Statement.cxx b/connectivity/source/drivers/firebird/Statement.cxx
index f69e3ef52cf7..a13414ca268e 100644
--- a/connectivity/source/drivers/firebird/Statement.cxx
+++ b/connectivity/source/drivers/firebird/Statement.cxx
@@ -125,18 +125,11 @@ uno::Reference< XResultSet > SAL_CALL OStatement::executeQuery(const OUString& s
if (aErr)
SAL_WARN("connectivity.firebird", "isc_dsql_execute failed");
- OStringVector vec;
- tokenizeSQL( OUStringToOString(sql, RTL_TEXTENCODING_UTF8), vec );
- OUString sourceTable =
- OStringToOUString(
- extractSingleTableFromSelect( vec ), RTL_TEXTENCODING_UTF8);
-
m_xResultSet = new OResultSet(m_pConnection.get(),
m_aMutex,
uno::Reference< XInterface >(*this),
m_aStatementHandle,
- m_pSqlda,
- sourceTable);
+ m_pSqlda );
// TODO: deal with cleanup
diff --git a/connectivity/source/drivers/firebird/Util.cxx b/connectivity/source/drivers/firebird/Util.cxx
index 114c4c811bd9..1502e60c5286 100644
--- a/connectivity/source/drivers/firebird/Util.cxx
+++ b/connectivity/source/drivers/firebird/Util.cxx
@@ -350,224 +350,6 @@ void firebird::freeSQLVAR(XSQLDA* pSqlda)
}
}
-static bool isWhitespace( sal_Unicode c )
-{
- return ' ' == c || 9 == c || 10 == c || 13 == c;
-}
-
-static bool isOperator( char c )
-{
- bool ret;
- switch(c)
- {
- case '+':
- case '-':
- case '*':
- case '/':
- case '<':
- case '>':
- case '=':
- case '~':
- case '!':
- case '@':
- case '#':
- case '%':
- case '^':
- case '&':
- case '|':
- case '`':
- case '?':
- case '$':
- ret = true;
- break;
- default:
- ret = false;
- }
- return ret;
-}
-
-void firebird::tokenizeSQL( const OString & sql, OStringVector &vec )
-{
- int length = sql.getLength();
-
- int i = 0;
- bool singleQuote = false;
- bool doubleQuote = false;
- int start = 0;
- for( ; i < length ; i ++ )
- {
- char c = sql[i];
- if( doubleQuote )
- {
- if( '"' == c )
- {
- vec.push_back( OString( &sql.getStr()[start], i-start ) );
- start = i + 1;
- doubleQuote = false;
- }
- }
- else if( singleQuote )
- {
- if( '\'' == c )
- {
- vec.push_back( OString( &sql.getStr()[start], i - start +1 ) );
- start = i + 1; // leave single quotes !
- singleQuote = false;
- }
- }
- else
- {
- if( '"' == c )
- {
- doubleQuote = true;
- start = i +1; // skip double quotes !
- }
- else if( '\'' == c )
- {
- singleQuote = true;
- start = i; // leave single quotes
- }
- else if( isWhitespace( c ) )
- {
- if( i == start )
- start ++; // skip additional whitespace
- else
- {
- vec.push_back( OString( &sql.getStr()[start], i - start ) );
- start = i +1;
- }
- }
- else if( ',' == c || isOperator( c ) || '(' == c || ')' == c )
- {
- if( i - start )
- vec.push_back( OString( &sql.getStr()[start], i - start ) );
- vec.push_back( OString( &sql.getStr()[i], 1 ) );
- start = i + 1;
- }
- else if( '.' == c )
- {
- if( ( i > start && sql[start] >= '0' && sql[start] <= '9' ) ||
- ( i == start && i > 1 && isWhitespace( sql[i-1] ) ) )
- {
- // ignore, is a literal
- }
- else
- {
- if( i - start )
- vec.push_back( OString( &sql.getStr()[start], i - start ) );
- vec.push_back( OString( "." ) );
- start = i + 1;
- }
- }
- }
- }
- if( start < i )
- vec.push_back( OString( &sql.getStr()[start] , i - start ) );
-}
-
-OString firebird::extractSingleTableFromSelect( const OStringVector &vec )
-{
- OString ret;
-
- if( 0 == rtl_str_shortenedCompareIgnoreAsciiCase_WithLength(
- vec[0].pData->buffer, vec[0].pData->length, "select" , 6 , 6 ) )
- {
- size_t token = 0;
-
- for( token = 1; token < vec.size() ; token ++ )
- {
- if( 0 == rtl_str_shortenedCompareIgnoreAsciiCase_WithLength(
- vec[token].getStr(), vec[token].getLength(), "from" , 4 , 4 ) )
- {
- // found from
- break;
- }
- }
- token ++;
-
- if( token < vec.size() && 0 == rtl_str_shortenedCompareIgnoreAsciiCase_WithLength(
- vec[token].pData->buffer, vec[token].pData->length, "only " , 4 , 4 ) )
- {
- token ++;
- }
-
- if( token < vec.size() && vec[token] != "(" )
- {
- // it is a table or a function name
- OStringBuffer buf(128);
- if( '"' == vec[token][0] )
- buf.append( &(vec[token].getStr()[1]) , vec[token].getLength() -2 );
- else
- buf.append( vec[token] );
- token ++;
-
- if( token < vec.size() )
- {
- if( vec[token] == "." )
- {
- buf.append( vec[token] );
- token ++;
- if( token < vec.size() )
- {
- if( '"' == vec[token][0] )
- buf.append( &(vec[token].getStr()[1]) , vec[token].getLength() -2 );
- else
- buf.append( vec[token] );
- token ++;
- }
- }
- }
-
- ret = buf.makeStringAndClear();
- // now got my table candidate
-
- if( token < vec.size() && vec[token] == "(" )
- {
- // whoops, it is a function
- ret.clear();
- }
- else
- {
- if( token < vec.size() )
- {
- if( 0 == rtl_str_shortenedCompareIgnoreAsciiCase_WithLength(
- vec[token].pData->buffer, vec[token].pData->length, "as" , 2, 2 ) )
- {
- token += 2; // skip alias
- }
- }
-
- if( token < vec.size() )
- {
- if( vec[token] == "," )
- {
- // whoops, multiple tables are used
- ret.clear();
- }
- else
- {
- static const char * forbiddenKeywords[] =
- { "join", "natural", "outer", "inner", "left", "right", "full" , nullptr };
- for( int i = 0 ; forbiddenKeywords[i] ; i ++ )
- {
- size_t nKeywordLen = strlen(forbiddenKeywords[i]);
- if( 0 == rtl_str_shortenedCompareIgnoreAsciiCase_WithLength(
- vec[token].pData->buffer, vec[token].pData->length,
- forbiddenKeywords[i], nKeywordLen,
- nKeywordLen ) )
- {
- // whoops, it is a join
- ret.clear();
- }
- }
- }
- }
- }
- }
- }
- return ret;
-
-}
OUString firebird::escapeWith( const OUString& sText, const char aKey, const char aEscapeChar)
{
diff --git a/connectivity/source/drivers/firebird/Util.hxx b/connectivity/source/drivers/firebird/Util.hxx
index e8077e65596a..04d96d435414 100644
--- a/connectivity/source/drivers/firebird/Util.hxx
+++ b/connectivity/source/drivers/firebird/Util.hxx
@@ -76,10 +76,6 @@ namespace connectivity
void freeSQLVAR(XSQLDA* pSqlda);
- void tokenizeSQL( const OString & sql, OStringVector &vec );
-
- OString extractSingleTableFromSelect( const OStringVector &vec );
-
OUString escapeWith( const OUString& sText, const char aKey, const char aEscapeChar);
sal_Int64 pow10Integer( int nDecimalCount );
}