Package io.ebeaninternal.dbmigration.model

Class MCompoundForeignKey

java.lang.Object

io.ebeaninternal.dbmigration.model.MCompoundForeignKey

public class MCompoundForeignKey
extends Object

A unique constraint for multiple columns.

Note that unique constraint on a single column is instead a boolean flag on the associated MColumn.

Constructor Summary

Constructors

Constructor	Description
MCompoundForeignKey(String name, String referenceTable, String indexName)

Method Summary

Modifier and Type	Method	Description
void	addColumnPair(String dbCol, String refColumn)	Add a column pair of local and referenced column.
AlterForeignKey	addForeignKey(String tableName)	Create and return an AlterForeignKey migration element.
void	addNameSuffix(int counter)	Add a counter to the foreign key and index names to avoid duplication.
ForeignKey	createForeignKey()	Create and return an ForeignKey migration element.
AlterForeignKey	dropForeignKey(String tableName)	Create and return an AlterForeignKey migration element.
boolean	equals(Object obj)
List<String>	getColumns()	Return the columns making up the foreign key in order.
String	getIndexName()	Return the index name.
String	getName()	Return the foreign key name.
int	hashCode()
void	setIndexName(String indexName)	Set the associated index name.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MCompoundForeignKey

public MCompoundForeignKey(String name,
 String referenceTable,
 String indexName)

Method Details

addColumnPair

public void addColumnPair(String dbCol,
 String refColumn)

Add a column pair of local and referenced column.

createForeignKey

public ForeignKey createForeignKey()

Create and return an ForeignKey migration element.

addForeignKey

public AlterForeignKey addForeignKey(String tableName)

Create and return an AlterForeignKey migration element.

dropForeignKey

public AlterForeignKey dropForeignKey(String tableName)

Create and return an AlterForeignKey migration element.

addNameSuffix

public void addNameSuffix(int counter)

Add a counter to the foreign key and index names to avoid duplication.

getName

public String getName()

Return the foreign key name.

getIndexName

public String getIndexName()

Return the index name.

getColumns

public List<String> getColumns()

Return the columns making up the foreign key in order.

setIndexName

public void setIndexName(String indexName)

Set the associated index name. Note that setting to null has the effect of indicating an associated index should not be created for this foreign key.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object