org.ujorm.orm
Class AliasKey

java.lang.Object
  org.ujorm.orm.AliasKey

public final class AliasKey
extends Object

Relation from the one table to another including alias

Constructor Summary

AliasKey(Key<?,?> key)
Constructor

AliasKey(Key<?,?> key, String aliasFrom, String aliasTo)
Constructor

Method Summary

static void	addKeys(Key<?,?> key, Collection<AliasKey> out) Add full range of composite key
static void	addLastKey(Key<?,?> key, Collection<AliasKey> out) Add the last condition
static void	addRelations(Key<?,?> key, Collection<AliasKey> out) Add relations only
boolean	equals(Object obj)
String	getAliasFrom() Alias previous table
String	getAliasTo() Alias the next table
ColumnWrapper	getColumn(OrmHandler handler) Create a new ColumnWrapper for a required alias
Key<?,?>	getKey() The direct Key
static AliasKey	getLastKey(Key<?,?> compositeKey) Add the last condition
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

AliasKey

public AliasKey(Key<?,?> key)

Constructor

Parameters:

key - Direct Key

AliasKey

public AliasKey(Key<?,?> key,
                String aliasFrom,
                String aliasTo)

Constructor

Parameters:

key - direct Key

aliasFrom - Alias for the previous table

aliasTo - Alias for the next table

Method Detail

getKey

public Key<?,?> getKey()

The direct Key

getAliasFrom

public String getAliasFrom()

Alias previous table

getAliasTo

public String getAliasTo()

Alias the next table

getColumn

public ColumnWrapper getColumn(OrmHandler handler)

Create a new ColumnWrapper for a required alias

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

addRelations

public static void addRelations(Key<?,?> key,
                                Collection<AliasKey> out)

Add relations only

Parameters:

key - The Ujorm composite Key

out - Result

addKeys

public static void addKeys(Key<?,?> key,
                           Collection<AliasKey> out)

Add full range of composite key

Parameters:

key - The Ujorm composite Key

out - The result collection

addLastKey

public static void addLastKey(Key<?,?> key,
                              Collection<AliasKey> out)

Add the last condition

Parameters:

key - The Ujorm composite Key

out - The result collection

getLastKey

public static AliasKey getLastKey(Key<?,?> compositeKey)

Add the last condition

Parameters:

key - The Ujorm composite Key

out - The result collection