Package org.eclipse.graphiti.internal.services.impl

Class MigrationServiceImpl

java.lang.Object

org.eclipse.graphiti.internal.services.impl.MigrationServiceImpl

All Implemented Interfaces:

IMigrationService

public class MigrationServiceImpl
extends java.lang.Object
implements IMigrationService

Constructor Summary

Constructors

Constructor	Description
MigrationServiceImpl()

Method Summary

Modifier and Type	Method	Description
void	migrate070To080(Diagram d)	Moves fonts which, in 0.7.0, were aggregated by AbstractText and Style to the diagram which aggregates fonts centrally as of 0.8.0.
void	migrate080To090(Diagram d)	Sets all filled attributes of abstract text instances to false.
boolean	shouldMigrate070To080(Diagram d)	Checks if fonts are set on graphical elements while not being managed by the diagram.
boolean	shouldMigrate080To090(Diagram d)	Checks if a version number is present.

Methods inherited from class java.lang.Object

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

Constructor Detail

MigrationServiceImpl

public MigrationServiceImpl()

Method Detail

migrate070To080

public void migrate070To080(Diagram d)

Description copied from interface: IMigrationService

Moves fonts which, in 0.7.0, were aggregated by AbstractText and Style to the diagram which aggregates fonts centrally as of 0.8.0. Possibly modifies the diagram. Has to be called from within a write transaction. It is assumed that there is only one diagram stored in the underlying resource.

Specified by:

migrate070To080 in interface IMigrationService

Parameters:

d - the diagram to be migrated

migrate080To090

public void migrate080To090(Diagram d)

Description copied from interface: IMigrationService

Sets all filled attributes of abstract text instances to false. Prior to 0.9 the filled attribute was not evaluated by the rendering engine. A actual value of TRUE was an effective FALSE. Has to be called from within a write transaction. It is assumed that there is only one diagram stored in the underlying resource.

Specified by:

migrate080To090 in interface IMigrationService

Parameters:

d - the diagram to be migrated

See Also:

org.eclipse.graphiti.ui.internal.editor.DiagramEditorInternal#migrateDiagramModelIfNecessary()

shouldMigrate080To090

public boolean shouldMigrate080To090(Diagram d)

Description copied from interface: IMigrationService

Checks if a version number is present. Prior to 0.9 no version number was given to the diagram.

Specified by:

shouldMigrate080To090 in interface IMigrationService

Parameters:

d - the diagram under consideration

Returns:

true if the diagram should be migrated

See Also:

org.eclipse.graphiti.ui.internal.editor.DiagramEditorInternal#migrateDiagramModelIfNecessary()

shouldMigrate070To080

public boolean shouldMigrate070To080(Diagram d)

Description copied from interface: IMigrationService

Checks if fonts are set on graphical elements while not being managed by the diagram. It is assumed that there is only one diagram stored in the underlying resource.

Specified by:

shouldMigrate070To080 in interface IMigrationService

Parameters:

d - the diagram under consideration

Returns:

true if the diagram should be migrated, false otherwise