org.datanucleus.store.rdbms.mapping.datastore

Class DoubleRDBMSMapping

java.lang.Object

org.datanucleus.store.rdbms.mapping.datastore.AbstractDatastoreMapping

org.datanucleus.store.rdbms.mapping.datastore.DoubleRDBMSMapping

All Implemented Interfaces:

DatastoreMapping

Direct Known Subclasses:

FloatRDBMSMapping

public class DoubleRDBMSMapping
extends AbstractDatastoreMapping

Mapping of a DOUBLE RDBMS type.

Field Summary

Fields inherited from class org.datanucleus.store.rdbms.mapping.datastore.AbstractDatastoreMapping

column, LOCALISER, LOCALISER_RDBMS, mapping, storeMgr

Constructor Summary

Constructors

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

Method Summary

Methods

Modifier and Type	Method and Description
double	getDouble(ResultSet rs, int param) Obtains a value from resultSet at position specified by exprIndex.
float	getFloat(ResultSet rs, int param) Obtains a value from resultSet at position specified by exprIndex.
int	getInt(ResultSet rs, int param) Obtains a value from resultSet at position specified by exprIndex.
long	getLong(ResultSet rs, int param) Obtains a value from resultSet at position specified by exprIndex.
Object	getObject(ResultSet rs, int param) Obtains a value from resultSet at position specified by exprIndex.
SQLTypeInfo	getTypeInfo() Accessor for the (SQL) type info for this datastore type.
boolean	isDecimalBased() Accessor for whether the mapping is decimal-based.
void	setDouble(PreparedStatement ps, int param, double value) Sets a value into ps at position specified by paramIndex.
void	setFloat(PreparedStatement ps, int param, float value) Sets a value into ps at position specified by paramIndex.
void	setInt(PreparedStatement ps, int param, int value) Sets a value into ps at position specified by paramIndex.
void	setLong(PreparedStatement ps, int param, long 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.datastore.AbstractDatastoreMapping

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

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleRDBMSMapping

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

Constructor.

Parameters:

mapping - The java type mapping

storeMgr - Store Manager

col - Column

Method Detail

isDecimalBased

public boolean isDecimalBased()

Accessor for whether the mapping is decimal-based.

Specified by:

isDecimalBased in interface DatastoreMapping

Overrides:

isDecimalBased in class AbstractDatastoreMapping

Returns:

Whether the mapping is decimal based

getTypeInfo

public SQLTypeInfo getTypeInfo()

Description copied from class: AbstractDatastoreMapping

Accessor for the (SQL) type info for this datastore type.

Specified by:

getTypeInfo in class AbstractDatastoreMapping

Returns:

The type info

setInt

public void setInt(PreparedStatement ps,
          int param,
          int value)

Description copied from interface: DatastoreMapping

Sets a value into ps at position specified by paramIndex.

Specified by:

setInt in interface DatastoreMapping

Overrides:

setInt in class AbstractDatastoreMapping

Parameters:

ps - PreparedStatement

param - the position of the value in the statement

value - the value

getInt

public int getInt(ResultSet rs,
         int param)

Description copied from interface: DatastoreMapping

Obtains a value from resultSet at position specified by exprIndex.

Specified by:

getInt in interface DatastoreMapping

Overrides:

getInt in class AbstractDatastoreMapping

Parameters:

rs - ResultSet

param - the position of the value in the result

Returns:

the value

setLong

public void setLong(PreparedStatement ps,
           int param,
           long value)

Description copied from interface: DatastoreMapping

Sets a value into ps at position specified by paramIndex.

Specified by:

setLong in interface DatastoreMapping

Overrides:

setLong in class AbstractDatastoreMapping

Parameters:

ps - PreparedStatement

param - the position of the value in the statement

value - the value

getLong

public long getLong(ResultSet rs,
           int param)

Description copied from interface: DatastoreMapping

Obtains a value from resultSet at position specified by exprIndex.

Specified by:

getLong in interface DatastoreMapping

Overrides:

getLong in class AbstractDatastoreMapping

Parameters:

rs - ResultSet

param - the position of the value in the result

Returns:

the value

setDouble

public void setDouble(PreparedStatement ps,
             int param,
             double value)

Description copied from interface: DatastoreMapping

Sets a value into ps at position specified by paramIndex.

Specified by:

setDouble in interface DatastoreMapping

Overrides:

setDouble in class AbstractDatastoreMapping

Parameters:

ps - PreparedStatement

param - the position of the value in the statement

value - the value

getDouble

public double getDouble(ResultSet rs,
               int param)

Description copied from interface: DatastoreMapping

Obtains a value from resultSet at position specified by exprIndex.

Specified by:

getDouble in interface DatastoreMapping

Overrides:

getDouble in class AbstractDatastoreMapping

Parameters:

rs - ResultSet

param - the position of the value in the result

Returns:

the value

getFloat

public float getFloat(ResultSet rs,
             int param)

Description copied from interface: DatastoreMapping

Obtains a value from resultSet at position specified by exprIndex.

Specified by:

getFloat in interface DatastoreMapping

Overrides:

getFloat in class AbstractDatastoreMapping

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: DatastoreMapping

Sets a value into ps at position specified by paramIndex.

Specified by:

setFloat in interface DatastoreMapping

Overrides:

setFloat in class AbstractDatastoreMapping

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: DatastoreMapping

Sets a value into ps at position specified by paramIndex.

Specified by:

setObject in interface DatastoreMapping

Overrides:

setObject in class AbstractDatastoreMapping

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: DatastoreMapping

Obtains a value from resultSet at position specified by exprIndex.

Specified by:

getObject in interface DatastoreMapping

Overrides:

getObject in class AbstractDatastoreMapping

Parameters:

rs - ResultSet

param - the position of the value in the result

Returns:

the value