annotate dwtx/jface/viewers/AcceptAllFilter.d @ 43:ea8ff534f622

Fix override and super aliases
author Frank Benoit <benoit@tionex.de>
date Fri, 11 Apr 2008 01:24:25 +0200
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1 /*******************************************************************************
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2 * Copyright (c) 2004, 2005 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module dwtx.jface.viewers.AcceptAllFilter;
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14
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15 import dwtx.jface.viewers.IFilter;
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16
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17 import dwt.dwthelper.utils;
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18
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20 /**
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21 * Filter that accepts everything. Available as a singleton since having
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22 * more than one instance would be wasteful.
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23 *
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24 * @since 3.1
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25 */
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26 public final class AcceptAllFilter : IFilter {
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27
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28 /**
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29 * Returns the singleton instance of AcceptAllFilter
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30 *
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31 * @return the singleton instance of AcceptAllFilter
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32 */
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33 public static IFilter getInstance() {
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34 if( singleton is null ){
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35 synchronized{
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36 if( singleton is null ){
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37 singleton = new AcceptAllFilter();
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38 }
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39 }
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40 }
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41 return singleton;
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42 }
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43
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44 /**
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45 * The singleton instance
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46 */
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47 private static IFilter singleton = null;
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48
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49 /* (non-Javadoc)
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50 * @see dwtx.jface.viewers.deferred.IFilter#select(java.lang.Object)
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51 */
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52 public bool select(Object toTest) {
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53 return true;
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54 }
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55
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56 /* (non-Javadoc)
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57 * @see java.lang.Object#equals(java.lang.Object)
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58 */
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59 public override int opEquals(Object other) {
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60 return other is this || null !is cast(AcceptAllFilter)other ;
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61 }
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62
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63 }