1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.db.common.request;
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14 import org.simantics.db.AsyncReadGraph;
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15 import org.simantics.db.Resource;
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16 import org.simantics.db.procedure.AsyncProcedure;
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17 import org.simantics.db.procedure.SyncSetListener;
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18 import org.simantics.db.request.AsyncRead;
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20 public abstract class SyncSetResourceRead<T> implements AsyncRead<Object>, SetListenerRead<T> {
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22 final protected SyncSetListener<T> procedure;
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23 final protected Resource resource;
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26 public int hashCode() {
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27 return resource.hashCode() + 31 * procedure.hashCode();
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31 public int threadHash() {
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32 return resource.getThreadHash();
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36 public boolean equals(Object object) {
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39 else if (object == null)
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41 else if (getClass() != object.getClass())
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43 SyncSetResourceRead<?> r = (SyncSetResourceRead<?>) object;
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44 return resource.equals(r.resource) && procedure.equals(r.procedure);
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47 public SyncSetResourceRead(Resource resource, SyncSetListener<T> procedure) {
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48 this.resource = resource;
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49 this.procedure = procedure;
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53 public void perform(AsyncReadGraph graph, AsyncProcedure<Object> dummy) {
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54 execute(graph, procedure);
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55 dummy.execute(graph, null);
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