com.eclipsesource.glsp.server.operationhandler

Class DeleteHandler

java.lang.Object

com.eclipsesource.glsp.server.operationhandler.DeleteHandler

All Implemented Interfaces:

Handler<AbstractOperationAction>, OperationHandler

public class DeleteHandler
extends Object
implements OperationHandler

Generic handler implementation for DeleteElementOperationAction

Constructor Summary

Constructors

Constructor and Description
DeleteHandler()

Method Summary

Modifier and Type	Method and Description
protected void	collectDependents(Set<org.eclipse.sprotty.SModelElement> dependents, org.eclipse.sprotty.SModelElement nodeToDelete, ModelState modelState)
protected void	delete(org.eclipse.sprotty.SModelElement element, ModelState modelState)
protected boolean	delete(String elementId, SModelIndex index, ModelState modelState)
Optional<org.eclipse.sprotty.SModelRoot>	execute(AbstractOperationAction execAction, ModelState modelState)
protected org.eclipse.sprotty.SModelElement	findTopLevelElement(org.eclipse.sprotty.SModelElement element, SModelIndex index)
boolean	handles(AbstractOperationAction action)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.eclipsesource.glsp.api.handler.OperationHandler

handlesActionType

Methods inherited from interface com.eclipsesource.glsp.api.handler.Handler

getPriority

Constructor Detail

DeleteHandler

public DeleteHandler()

Method Detail

handles

public boolean handles(AbstractOperationAction action)

Specified by:

handles in interface Handler<AbstractOperationAction>

Specified by:

handles in interface OperationHandler

execute

public Optional<org.eclipse.sprotty.SModelRoot> execute(AbstractOperationAction execAction,
                                                        ModelState modelState)

Specified by:

execute in interface OperationHandler

delete

protected boolean delete(String elementId,
                         SModelIndex index,
                         ModelState modelState)

delete

protected void delete(org.eclipse.sprotty.SModelElement element,
                      ModelState modelState)

collectDependents

protected void collectDependents(Set<org.eclipse.sprotty.SModelElement> dependents,
                                 org.eclipse.sprotty.SModelElement nodeToDelete,
                                 ModelState modelState)

findTopLevelElement

protected org.eclipse.sprotty.SModelElement findTopLevelElement(org.eclipse.sprotty.SModelElement element,
                                                                SModelIndex index)