Package org.csstudio.ui.util

Class AbstractAdaptedHandler<T>

java.lang.Object

org.eclipse.core.commands.common.EventManager

org.eclipse.core.commands.AbstractHandler

org.csstudio.ui.util.AbstractAdaptedHandler<T>

All Implemented Interfaces:

IHandler, IHandler2

public abstract class AbstractAdaptedHandler<T>
extends AbstractHandler

Abstract class for all commands that use AdapterUtil for conversion and displays the exception in a suitable dialog.

Constructor Summary

Constructors

Constructor	Description
AbstractAdaptedHandler(Class<T> dataType)

Method Summary

Modifier and Type	Method	Description
protected abstract void	execute(List<T> data, ExecutionEvent event)	Implements the command.
Object	execute(ExecutionEvent event)
static <T> T	findView(Class<T> clazz, String viewId)	Searches for the view of the given class with the given view id.

Methods inherited from class org.eclipse.core.commands.AbstractHandler

addHandlerListener, dispose, fireHandlerChanged, hasListeners, isEnabled, isHandled, removeHandlerListener, setBaseEnabled, setEnabled

Methods inherited from class org.eclipse.core.commands.common.EventManager

addListenerObject, clearListeners, getListeners, isListenerAttached, removeListenerObject

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.core.commands.IHandler

getHandlerLabel

Constructor Details

AbstractAdaptedHandler

public AbstractAdaptedHandler(Class<T> dataType)

Method Details

findView

public static <T> T findView(Class<T> clazz,
 String viewId)
                      throws PartInitException

Searches for the view of the given class with the given view id.

Parameters:

clazz - the view class

viewId - the view id

Returns:

the view

Throws:

PartInitException - if the view was not found

ClassCastException - if the view is of a different type

execute

public Object execute(ExecutionEvent event)
               throws ExecutionException

Throws:

ExecutionException

execute

protected abstract void execute(List<T> data,
 ExecutionEvent event)
                         throws Exception

Implements the command. The selection is already converted to the target class.

Parameters:

data - data in the selection

event - event of the command

Throws:

Exception