org.eclipse.sphinx.emf.workspace.ui.util

Class TransactionalDelegatingTreeContentProvider

java.lang.Object

org.eclipse.sphinx.emf.workspace.ui.util.TransactionalDelegatingTreeContentProvider

All Implemented Interfaces:

org.eclipse.jface.viewers.IContentProvider, org.eclipse.jface.viewers.IStructuredContentProvider, org.eclipse.jface.viewers.ITreeContentProvider

public class TransactionalDelegatingTreeContentProvider
extends java.lang.Object
implements org.eclipse.jface.viewers.ITreeContentProvider

Constructor Summary

Constructors

Constructor and Description
TransactionalDelegatingTreeContentProvider(org.eclipse.jface.viewers.ITreeContentProvider treeContentProvider, org.eclipse.emf.transaction.TransactionalEditingDomain domain) Initializes me with the editing domain in which I create read transactions and with the content provider to which I delegate.

Method Summary

Methods

Modifier and Type	Method and Description
void	dispose() Wrap the delegation in a read-only transaction.
java.lang.Object[]	getChildren(java.lang.Object object) Wrap the delegation in a read-only transaction.
java.lang.Object[]	getElements(java.lang.Object object) Wrap the delegation in a read-only transaction.
java.lang.Object	getParent(java.lang.Object object) Wrap the delegation in a read-only transaction.
boolean	hasChildren(java.lang.Object object) Wrap the delegation in a read-only transaction.
void	inputChanged(org.eclipse.jface.viewers.Viewer vwr, java.lang.Object oldInput, java.lang.Object newInput) Wrap the delegation in a read-only transaction.
protected <T> T	run(org.eclipse.emf.transaction.RunnableWithResult<? extends T> run) Runs the specified runnable in the editing domain, with interrupt handling.

Methods inherited from class java.lang.Object

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

Constructor Detail

TransactionalDelegatingTreeContentProvider

public TransactionalDelegatingTreeContentProvider(org.eclipse.jface.viewers.ITreeContentProvider treeContentProvider,
                                          org.eclipse.emf.transaction.TransactionalEditingDomain domain)

Initializes me with the editing domain in which I create read transactions and with the content provider to which I delegate.

Parameters:

domain - my editing domain

treeContentProvider - the content provider to delegate to.

Method Detail

run

protected <T> T run(org.eclipse.emf.transaction.RunnableWithResult<? extends T> run)

Runs the specified runnable in the editing domain, with interrupt handling.

Type Parameters:

T - the result type of the runnable

Parameters:

run - the runnable to run

Returns:

its result, or null on interrupt

getChildren

public java.lang.Object[] getChildren(java.lang.Object object)

Wrap the delegation in a read-only transaction.

Specified by:

getChildren in interface org.eclipse.jface.viewers.ITreeContentProvider

getElements

public java.lang.Object[] getElements(java.lang.Object object)

Wrap the delegation in a read-only transaction.

Specified by:

getElements in interface org.eclipse.jface.viewers.IStructuredContentProvider

Specified by:

getElements in interface org.eclipse.jface.viewers.ITreeContentProvider

getParent

public java.lang.Object getParent(java.lang.Object object)

Wrap the delegation in a read-only transaction.

Specified by:

getParent in interface org.eclipse.jface.viewers.ITreeContentProvider

hasChildren

public boolean hasChildren(java.lang.Object object)

Wrap the delegation in a read-only transaction.

Specified by:

hasChildren in interface org.eclipse.jface.viewers.ITreeContentProvider

inputChanged

public void inputChanged(org.eclipse.jface.viewers.Viewer vwr,
                java.lang.Object oldInput,
                java.lang.Object newInput)

Wrap the delegation in a read-only transaction.

Specified by:

inputChanged in interface org.eclipse.jface.viewers.IContentProvider

dispose

public void dispose()

Wrap the delegation in a read-only transaction.

Specified by:

dispose in interface org.eclipse.jface.viewers.IContentProvider