org.ujorm.orm.metaModel
Class MetaPKey

java.lang.Object
  org.ujorm.extensions.AbstractUjo
      org.ujorm.implementation.quick.QuickUjo
          org.ujorm.orm.AbstractMetaModel
              org.ujorm.orm.metaModel.MetaPKey

All Implemented Interfaces:

java.io.Serializable, org.ujorm.extensions.UjoCloneable, org.ujorm.extensions.UjoTextable, org.ujorm.Ujo

public final class MetaPKey
extends AbstractMetaModel

The table primary key.

Author:

Pavel Ponec

See Also:

Serialized Form

Field Summary

static org.ujorm.extensions.ListProperty<MetaPKey,MetaColumn>	COLUMNS DB columns
static org.ujorm.extensions.Property<MetaPKey,MetaTable>	TABLE DB table

Constructor Summary

MetaPKey(MetaTable table)

Method Summary

boolean	assignPrimaryKey(OrmUjo bo, Session session) Assign a PK from framework in case the PK generator is type of MEMO_SEQUENCE.
MetaColumn	getColumn(int i) Returns column on the selected position.
MetaColumn	getFirstColumn() Returns the first column.
java.lang.String	toString()

Methods inherited from class org.ujorm.orm.AbstractMetaModel

get, changeDefault, checkReadOnly, isFilled, isFilled, readAuthorization, readOnly, setReadOnly, writeValue

Methods inherited from class org.ujorm.implementation.quick.QuickUjo

newListProperty, newListProperty, newProperty, newProperty, newProperty, newProperty, newProperty, newProperty, readValue

Methods inherited from class org.ujorm.extensions.AbstractUjo

clone, equals, init, init, readProperties, readUjoManager, readValueString, writeValueString

Methods inherited from class java.lang.Object

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

Field Detail

TABLE

public static final org.ujorm.extensions.Property<MetaPKey,MetaTable> TABLE

DB table

COLUMNS

public static final org.ujorm.extensions.ListProperty<MetaPKey,MetaColumn> COLUMNS

DB columns

Constructor Detail

MetaPKey

public MetaPKey(MetaTable table)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class org.ujorm.extensions.AbstractUjo

assignPrimaryKey

public boolean assignPrimaryKey(OrmUjo bo,
                                Session session)
                         throws java.lang.IllegalArgumentException

Assign a PK from framework in case the PK generator is type of MEMO_SEQUENCE.

Returns:

Value 'true' means, that primary key was assigned successfully and 'false' means that a primary key was defined earlier.

Throws:

java.lang.IllegalArgumentException - The PK can't be assigned.

getFirstColumn

public MetaColumn getFirstColumn()

Returns the first column.

getColumn

public MetaColumn getColumn(int i)

Returns column on the selected position.