Package org.datanucleus.store.rdbms.mapping.column

Class FloatColumnMapping

java.lang.Object

org.datanucleus.store.rdbms.mapping.column.AbstractColumnMapping

org.datanucleus.store.rdbms.mapping.column.DoubleColumnMapping

org.datanucleus.store.rdbms.mapping.column.FloatColumnMapping

All Implemented Interfaces:

ColumnMapping

public class FloatColumnMapping
extends DoubleColumnMapping

Mapping of a Float column.

Field Summary

Fields inherited from class org.datanucleus.store.rdbms.mapping.column.AbstractColumnMapping

column, mapping, storeMgr

Constructor Summary

Constructors

Constructor	Description
FloatColumnMapping(JavaTypeMapping mapping, RDBMSStoreManager storeMgr, Column col)	Constructor.

Method Summary

Modifier and Type	Method	Description
float	getFloat(ResultSet rs, int param)	Obtains a value from resultSet at position specified by exprIndex.
int	getJDBCType()	Method to return the java.sql.Types type that this relates to.
Object	getObject(ResultSet rs, int param)	Obtains a value from resultSet at position specified by exprIndex.
void	setFloat(PreparedStatement ps, int param, float value)	Sets a value into ps at position specified by paramIndex.
void	setObject(PreparedStatement ps, int param, Object value)	Sets a value into ps at position specified by paramIndex.

Methods inherited from class org.datanucleus.store.rdbms.mapping.column.DoubleColumnMapping

getDouble, getInt, getLong, isDecimalBased, setDouble, setInt, setLong

Methods inherited from class org.datanucleus.store.rdbms.mapping.column.AbstractColumnMapping

equals, failureMessage, failureMessage, failureMessage, getBoolean, getByte, getChar, getColumn, getDatastoreAdapter, getInsertionInputParameter, getJavaTypeMapping, getShort, getString, getTypeInfo, getUpdateInputParameter, hashCode, includeInFetchStatement, initTypeInfo, insertValuesOnInsert, isBitBased, isBooleanBased, isIntegerBased, isNullable, isStringBased, setBoolean, setByte, setChar, setShort, setString, useDefaultWhenNull

Methods inherited from class java.lang.Object

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

Constructor Detail

FloatColumnMapping

public FloatColumnMapping(JavaTypeMapping mapping,
                          RDBMSStoreManager storeMgr,
                          Column col)

Constructor.

Parameters:

mapping - The java type mapping

storeMgr - Store Manager

col - Column

Method Detail

getJDBCType

public int getJDBCType()

Description copied from class: AbstractColumnMapping

Method to return the java.sql.Types type that this relates to.

Overrides:

getJDBCType in class DoubleColumnMapping

Returns:

The JDBC "type"

getFloat

public float getFloat(ResultSet rs,
                      int param)

Description copied from interface: ColumnMapping

Obtains a value from resultSet at position specified by exprIndex.

Specified by:

getFloat in interface ColumnMapping

Overrides:

getFloat in class DoubleColumnMapping

Parameters:

rs - ResultSet

param - the position of the value in the result

Returns:

the value

setFloat

public void setFloat(PreparedStatement ps,
                     int param,
                     float value)

Description copied from interface: ColumnMapping

Sets a value into ps at position specified by paramIndex.

Specified by:

setFloat in interface ColumnMapping

Overrides:

setFloat in class DoubleColumnMapping

Parameters:

ps - PreparedStatement

param - the position of the value in the statement

value - the value

setObject

public void setObject(PreparedStatement ps,
                      int param,
                      Object value)

Description copied from interface: ColumnMapping

Sets a value into ps at position specified by paramIndex.

Specified by:

setObject in interface ColumnMapping

Overrides:

setObject in class DoubleColumnMapping

Parameters:

ps - PreparedStatement

param - the position of the value in the statement

value - the value

getObject

public Object getObject(ResultSet rs,
                        int param)

Description copied from interface: ColumnMapping

Obtains a value from resultSet at position specified by exprIndex.

Specified by:

getObject in interface ColumnMapping

Overrides:

getObject in class DoubleColumnMapping

Parameters:

rs - ResultSet

param - the position of the value in the result

Returns:

the value