diff options
Diffstat (limited to 'plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/internal/util/container/delegate/AbstractDelegator.java')
-rw-r--r-- | plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/internal/util/container/delegate/AbstractDelegator.java | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/internal/util/container/delegate/AbstractDelegator.java b/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/internal/util/container/delegate/AbstractDelegator.java deleted file mode 100644 index 7be676af7c..0000000000 --- a/plugins/org.eclipse.net4j.util/src/org/eclipse/net4j/internal/util/container/delegate/AbstractDelegator.java +++ /dev/null @@ -1,111 +0,0 @@ -/*************************************************************************** - * Copyright (c) 2004 - 2008 Eike Stepper, Germany. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * Eike Stepper - initial API and implementation - **************************************************************************/ -package org.eclipse.net4j.internal.util.container.delegate; - -import org.eclipse.net4j.internal.util.container.ContainerEvent; -import org.eclipse.net4j.internal.util.container.SingleDeltaContainerEvent; -import org.eclipse.net4j.internal.util.event.Notifier; -import org.eclipse.net4j.util.container.IContainer; -import org.eclipse.net4j.util.container.IContainerDelta; -import org.eclipse.net4j.util.container.IContainerDelta.Kind; - -import java.util.Collection; -import java.util.Iterator; - -/** - * @author Eike Stepper - */ -public abstract class AbstractDelegator<E> extends Notifier implements IContainer<E> -{ - public AbstractDelegator() - { - } - - protected void fireAddedEvent(E o) - { - fireEvent(new SingleDeltaContainerEvent<E>(this, o, IContainerDelta.Kind.ADDED)); - } - - @SuppressWarnings("unchecked") - protected void fireRemovedEvent(Object o) - { - fireEvent(new SingleDeltaContainerEvent<E>(this, (E)o, IContainerDelta.Kind.REMOVED)); - } - - @SuppressWarnings("unchecked") - protected ContainerEvent<E> createEvent(Collection<? super E> c, Kind kind) - { - ContainerEvent<E> event = new ContainerEvent<E>(this); - for (Object o : c) - { - event.addDelta((E)o, kind); - } - - return event; - } - - protected boolean dispatchEvent(ContainerEvent<E> event) - { - if (event.isEmpty()) - { - return false; - } - - fireEvent(event); - return true; - } - - /** - * @author Eike Stepper - */ - public class DelegatingIterator implements Iterator<E> - { - private Iterator<E> delegate; - - protected E last; - - public DelegatingIterator(Iterator<E> delegate) - { - this.delegate = delegate; - } - - public Iterator<E> getDelegate() - { - return delegate; - } - - /** - * @category READ - */ - public boolean hasNext() - { - return getDelegate().hasNext(); - } - - /** - * @category READ - */ - public E next() - { - return last = getDelegate().next(); - } - - /** - * @category WRITE - */ - public void remove() - { - getDelegate().remove(); - fireRemovedEvent(last); - last = null; - } - } -} |