de.must.dataobj

Class MSSQLServerDialect

java.lang.Object

de.must.dataobj.SqlDialect

de.must.dataobj.MSSQLServerDialect

public class MSSQLServerDialect
extends SqlDialect

Handles the specific MS SQL Server dialect. Completes the work of DataObject.

See Also:

DataObject

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.lang.String	dataTypeToUse

Fields inherited from class de.must.dataobj.SqlDialect

BOOLEAN_FALSE_INT, BOOLEAN_TRUE_INT, dataObject, timestampFormat

Constructor Summary

Constructors

Constructor and Description
MSSQLServerDialect()

Method Summary

Modifier and Type	Method and Description
protected void	extendCreateStatement(java.lang.StringBuilder createStatement, AbstractAttribute attribute)
boolean	getBoolean(java.lang.String columnName, java.util.HashMap<java.lang.String,java.lang.Object> original) Returns the value of a column as boolean.
static java.lang.String	getDbExpression(java.sql.Date sqlDate)
static java.lang.String	getDbExpression(java.sql.Timestamp timeStamp) Returns the database specific expression of the timestamp as specified.
protected java.lang.String	getRowString(java.sql.ResultSet rs, java.lang.String columnName) Returns the String value of the specified column.
java.lang.String	getSqlCompareString(boolean b) Returns the specific variant how boolean values are compared.
java.lang.String	getSqlCompareString(java.sql.Date date) Returns the specific variant how date values are compared.
java.lang.String	getSqlCompareString(DateString dateString) Returns the specific variant how date values are compared.
java.lang.String	getWhereConditionFragementForExactDateComparison(java.lang.String columnName, java.sql.Date date) Returns the compare fragment for exact date comparison regardless their time parts in where conditions.
boolean	getWorkedOnBoolean(java.lang.String columnName, java.util.HashMap<java.lang.String,java.lang.Object> workedOn) Returns the value of a column as boolean in a worked on state - it might already been modified and differ from the original value.
void	setBoolean(java.lang.String columnName, boolean boolValue, java.util.HashMap<java.lang.String,java.lang.Object> workedOn) Sets the value of the specified column.
java.lang.String	unifyColumnName(java.lang.String columnName) Unifies the column name.
java.lang.String	unifyTableName(java.lang.String tableName) Unifies the table name.

Methods inherited from class de.must.dataobj.SqlDialect

compress, extendInsertStatementWithValues, extendToLength, extendUpdatePhrase, fillInsertStatementWithValues, getCreateStatement, getCreateStatement, getCreateStatement, getIntDateValue, getLimitationFragment, getRowBoolean, getRowBoolean, getRowDate, getRowDate, getRowDouble, getRowDouble, getRowFloat, getRowFloat, getRowInt, getRowInt, getRowLong, getRowLong, getRowString, getRowTime, getRowTime, getRowTimestamp, getSqlCompareString, getSQLFormat, getUpdatePhrase, initColumn, initRow, isKnownAsBoolean, isPartOfUniqueIndex, loadColumn, loadRow, setAttributes, setDataObject, sqlSecure, supportsForeignKey, supportsPrimaryKey, transformStringWhenSaving

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

dataTypeToUse

protected static java.lang.String dataTypeToUse

Constructor Detail

MSSQLServerDialect

public MSSQLServerDialect()

Method Detail

extendCreateStatement

protected void extendCreateStatement(java.lang.StringBuilder createStatement,
                                     AbstractAttribute attribute)

Overrides:

extendCreateStatement in class SqlDialect

getDbExpression

public static java.lang.String getDbExpression(java.sql.Date sqlDate)

Parameters:

sqlDate - the date to be formatted

Returns:

the specific variant of setting a date value

getDbExpression

public static java.lang.String getDbExpression(java.sql.Timestamp timeStamp)

Returns the database specific expression of the timestamp as specified.

Parameters:

timeStamp - the time stamp to be formatted

Returns:

the database specific expression of the timestamp

unifyTableName

public java.lang.String unifyTableName(java.lang.String tableName)

Description copied from class: SqlDialect

Unifies the table name.

Specified by:

unifyTableName in class SqlDialect

Parameters:

tableName - the table name to unify

Returns:

the unified table name

unifyColumnName

public java.lang.String unifyColumnName(java.lang.String columnName)

Description copied from class: SqlDialect

Unifies the column name.

Specified by:

unifyColumnName in class SqlDialect

Parameters:

columnName - the column name to unify

Returns:

the unified column name

getSqlCompareString

public java.lang.String getSqlCompareString(DateString dateString)

Description copied from class: SqlDialect

Returns the specific variant how date values are compared.

Specified by:

getSqlCompareString in class SqlDialect

Parameters:

dateString - the DateString to be prepared

Returns:

the prepared String for data comparison

getSqlCompareString

public java.lang.String getSqlCompareString(java.sql.Date date)

Description copied from class: SqlDialect

Returns the specific variant how date values are compared.

Specified by:

getSqlCompareString in class SqlDialect

Parameters:

date - the date value to be prepared

Returns:

the prepared String for data comparison

getWhereConditionFragementForExactDateComparison

public java.lang.String getWhereConditionFragementForExactDateComparison(java.lang.String columnName,
                                                                         java.sql.Date date)

Description copied from class: SqlDialect

Returns the compare fragment for exact date comparison regardless their time parts in where conditions. In case of overriding, Be advised that using date functions may cause performance leaks, therefore prefer BETWEEN.

Overrides:

getWhereConditionFragementForExactDateComparison in class SqlDialect

Parameters:

columnName - the name of the column containing the date value (which may include time parts!)

date - the date to compare to

Returns:

the applicable fragment for exact comparison regardless their time parts

getSqlCompareString

public java.lang.String getSqlCompareString(boolean b)

Description copied from class: SqlDialect

Returns the specific variant how boolean values are compared.

Overrides:

getSqlCompareString in class SqlDialect

Parameters:

b - the boolean value to be prepared

Returns:

the prepared String for boolean comparison

getBoolean

public boolean getBoolean(java.lang.String columnName,
                          java.util.HashMap<java.lang.String,java.lang.Object> original)

Description copied from class: SqlDialect

Returns the value of a column as boolean.

Overrides:

getBoolean in class SqlDialect

Parameters:

columnName - the name of the column

original - the buffer of original values of the row

Returns:

the value of a column

getWorkedOnBoolean

public boolean getWorkedOnBoolean(java.lang.String columnName,
                                  java.util.HashMap<java.lang.String,java.lang.Object> workedOn)

Returns the value of a column as boolean in a worked on state - it might already been modified and differ from the original value.

Parameters:

columnName - the name of the column

workedOn - the buffer of worked on values of the row

Returns:

the actual value of a column

setBoolean

public void setBoolean(java.lang.String columnName,
                       boolean boolValue,
                       java.util.HashMap<java.lang.String,java.lang.Object> workedOn)

Description copied from class: SqlDialect

Sets the value of the specified column.

Overrides:

setBoolean in class SqlDialect

Parameters:

columnName - the name of the column to be set

boolValue - the value the column shall be set to

workedOn - the buffer of worked on values of the row

getRowString

protected java.lang.String getRowString(java.sql.ResultSet rs,
                                        java.lang.String columnName)

Description copied from class: SqlDialect

Returns the String value of the specified column.

Overrides:

getRowString in class SqlDialect

Parameters:

rs - the result set

columnName - the name of the column

Returns:

the value of the column