Package io.ebeaninternal.dbmigration.model

Class ModelDiff

java.lang.Object

io.ebeaninternal.dbmigration.model.ModelDiff

public class ModelDiff
extends Object

Used to prepare a diff in terms of changes required to migrate from the base model to the newer model.

Constructor Summary

Constructors

Constructor	Description
ModelDiff()	Construct with a base model.
ModelDiff(ModelContainer baseModel)	Construct with a base model.

Method Summary

Modifier and Type	Method	Description
void	addAddColumn(AddColumn addColumn)	Add the AlterColumn to the 'apply' changes.
void	addAddHistoryTable(AddHistoryTable addHistoryTable)	Add the AddHistoryTable to apply changes.
void	addAlterColumn(AlterColumn alterColumn)	Add the AlterColumn to the 'apply' changes.
void	addAlterForeignKey(AlterForeignKey alterForeignKey)	Adds (or drops) a foreign key constraint to the 'apply' changes.
void	addAlterTable(AlterTable alterTable)	Adds a table alter.
void	addCreateIndex(CreateIndex createIndex)	Add the CreateIndex to the 'apply' changes.
void	addDropColumn(DropColumn dropColumn)	Add the DropColumn to the 'drop' changes.
void	addDropHistoryTable(DropHistoryTable dropHistoryTable)	Add the DropHistoryTable to the 'drop history' changes.
void	addDropIndex(DropIndex dropIndex)	Add the DropIndex to the 'apply' changes.
void	addTableComment(AddTableComment addTableComment)	Add a table comment to the 'apply' changes.
void	addUniqueConstraint(AddUniqueConstraint addUniqueConstraint)	Adds (or drops) a unique constraint to the 'apply' changes.
void	compareTo(ModelContainer newModel)	Compare to a 'newer' model and collect the differences.
ChangeSet	getApplyChangeSet()	Return the 'apply' changeSet.
Migration	getMigration()	Return the diff as a migration potentially containing an apply changeSet and a drop changeSet.
boolean	isEmpty()	Return true if apply and drop changes are both empty.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ModelDiff

public ModelDiff(ModelContainer baseModel)

Construct with a base model.

ModelDiff

public ModelDiff()

Construct with a base model.

Method Details

isEmpty

public boolean isEmpty()

Return true if apply and drop changes are both empty. This means there are no migration changes.

getMigration

public Migration getMigration()

Return the diff as a migration potentially containing an apply changeSet and a drop changeSet.

getApplyChangeSet

public ChangeSet getApplyChangeSet()

Return the 'apply' changeSet.

compareTo

public void compareTo(ModelContainer newModel)

Compare to a 'newer' model and collect the differences.

addAlterColumn

public void addAlterColumn(AlterColumn alterColumn)

Add the AlterColumn to the 'apply' changes.

addAddColumn

public void addAddColumn(AddColumn addColumn)

Add the AlterColumn to the 'apply' changes.

addDropColumn

public void addDropColumn(DropColumn dropColumn)

Add the DropColumn to the 'drop' changes.

addAddHistoryTable

public void addAddHistoryTable(AddHistoryTable addHistoryTable)

Add the AddHistoryTable to apply changes.

addDropHistoryTable

public void addDropHistoryTable(DropHistoryTable dropHistoryTable)

Add the DropHistoryTable to the 'drop history' changes.

addDropIndex

public void addDropIndex(DropIndex dropIndex)

Add the DropIndex to the 'apply' changes.

addCreateIndex

public void addCreateIndex(CreateIndex createIndex)

Add the CreateIndex to the 'apply' changes.

addTableComment

public void addTableComment(AddTableComment addTableComment)

Add a table comment to the 'apply' changes.

addUniqueConstraint

public void addUniqueConstraint(AddUniqueConstraint addUniqueConstraint)

Adds (or drops) a unique constraint to the 'apply' changes.

addAlterForeignKey

public void addAlterForeignKey(AlterForeignKey alterForeignKey)

Adds (or drops) a foreign key constraint to the 'apply' changes.

addAlterTable

public void addAlterTable(AlterTable alterTable)

Adds a table alter.