Class LongVarcharColumnMapping

java.lang.Object

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

org.datanucleus.store.rdbms.mapping.column.LongVarcharColumnMapping

All Implemented Interfaces:

ColumnMapping

Direct Known Subclasses:

ClobColumnMapping, SqlXmlColumnMapping

public class LongVarcharColumnMapping
extends AbstractColumnMapping

Mapping of a Long VARCHAR column.

Field Summary

Fields inherited from class AbstractColumnMapping

column, mapping, storeMgr

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
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.
String	getString(ResultSet rs, int param)	Obtains a value from resultSet at position specified by exprIndex.
private void	initialize()
boolean	isStringBased()	Accessor for whether the mapping is string-based.
void	setObject(PreparedStatement ps, int param, Object value)	Sets a value into ps at position specified by paramIndex.
void	setString(PreparedStatement ps, int param, String value)	Sets a value into ps at position specified by paramIndex.

Methods inherited from class AbstractColumnMapping

equals, failureMessage, failureMessage, failureMessage, getBoolean, getByte, getChar, getColumn, getDatastoreAdapter, getDouble, getFloat, getInsertionInputParameter, getInt, getJavaTypeMapping, getLong, getShort, getTypeInfo, getUpdateInputParameter, hashCode, includeInFetchStatement, initTypeInfo, insertValuesOnInsert, isBitBased, isBooleanBased, isDecimalBased, isIntegerBased, isNullable, setBoolean, setByte, setChar, setDouble, setFloat, setInt, setLong, setShort, useDefaultWhenNull

Methods inherited from class Object

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

Constructor Details

LongVarcharColumnMapping

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

Constructor.

Parameters:

mapping - Java type mapping

storeMgr - Store Manager

col - Column to be mapped

Method Details

isStringBased

public boolean isStringBased()

Accessor for whether the mapping is string-based.

Specified by:

isStringBased in interface ColumnMapping

Overrides:

isStringBased in class AbstractColumnMapping

Returns:

Whether the mapping is string based

initialize

private void initialize()

getJDBCType

public int getJDBCType()

Description copied from class: AbstractColumnMapping

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

Specified by:

getJDBCType in class AbstractColumnMapping

Returns:

The JDBC "type"

setString

public void setString(PreparedStatement ps,
 int param,
 String value)

Description copied from interface: ColumnMapping

Sets a value into ps at position specified by paramIndex.

Specified by:

setString in interface ColumnMapping

Overrides:

setString in class AbstractColumnMapping

Parameters:

ps - PreparedStatement

param - the position of the value in the statement

value - the value

getString

public String getString(ResultSet rs,
 int param)

Description copied from interface: ColumnMapping

Obtains a value from resultSet at position specified by exprIndex.

Specified by:

getString in interface ColumnMapping

Overrides:

getString in class AbstractColumnMapping

Parameters:

rs - ResultSet

param - the position of the value in the result

Returns:

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 AbstractColumnMapping

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 AbstractColumnMapping

Parameters:

rs - ResultSet

param - the position of the value in the result

Returns:

the value