Class ArrayColumnMapping

java.lang.Object

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

org.datanucleus.store.rdbms.mapping.column.ArrayColumnMapping

All Implemented Interfaces:

ColumnMapping

public class ArrayColumnMapping
extends AbstractColumnMapping

Mapping of an ARRAY column. Note that this is designed around how PostgreSQL handles arrays, and is largely limited to what is available for that datastore.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) String	arrayElemSqlType	SQL type for the element.

Fields inherited from class AbstractColumnMapping

column, mapping, storeMgr

Constructor Summary

Constructors

Constructor	Description
ArrayColumnMapping(JavaTypeMapping mapping, RDBMSStoreManager storeMgr, Column column)

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.
private void	initialize()
void	setObject(PreparedStatement ps, int param, Object 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, getString, getTypeInfo, getUpdateInputParameter, hashCode, includeInFetchStatement, initTypeInfo, insertValuesOnInsert, isBitBased, isBooleanBased, isDecimalBased, isIntegerBased, isNullable, isStringBased, setBoolean, setByte, setChar, setDouble, setFloat, setInt, setLong, setShort, setString, useDefaultWhenNull

Methods inherited from class Object

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

Field Details

arrayElemSqlType

String arrayElemSqlType

SQL type for the element.

Constructor Details

ArrayColumnMapping

public ArrayColumnMapping(JavaTypeMapping mapping,
 RDBMSStoreManager storeMgr,
 Column column)

Method Details

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"

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