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.AsyncRequestProcessor;
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15 import org.simantics.db.RequestProcessor;
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16 import org.simantics.db.Resource;
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17 import org.simantics.db.exception.DatabaseException;
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18 import org.simantics.db.procedure.AsyncListener;
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19 import org.simantics.db.procedure.AsyncProcedure;
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20 import org.simantics.db.procedure.Listener;
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21 import org.simantics.db.procedure.Procedure;
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22 import org.simantics.db.procedure.SyncListener;
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23 import org.simantics.db.procedure.SyncProcedure;
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24 import org.simantics.db.request.AsyncRead;
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25 import org.simantics.db.request.ReadInterface;
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26 import org.simantics.db.request.Request;
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28 public abstract class ResourceAsyncRead2<T> implements AsyncRead<T>, Request, ReadInterface<T> {
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30 final protected Resource resource;
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31 final protected Resource resource2;
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34 final public int hashCode() {
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35 final int h1 = resource != null ? resource.hashCode() : 0;
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36 final int h2 = resource2 != null ? resource2.hashCode() : 0;
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41 public int threadHash() {
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42 return resource.hashCode() >>> 16;
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46 final public boolean equals(Object object) {
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49 else if (object == null)
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51 else if (getClass() != object.getClass())
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53 ResourceAsyncRead2<?> r = (ResourceAsyncRead2<?>) object;
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54 if(resource != null) {
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55 if(!resource.equals(r.resource)) return false;
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56 } else if(r.resource != null) return false;
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57 if(resource2 != null) {
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58 if(!resource2.equals(r.resource2)) return false;
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59 } else if(r.resource2 != null) return false;
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64 public int getFlags() {
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68 public ResourceAsyncRead2(Resource resource, Resource resource2) {
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69 this.resource = resource;
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70 this.resource2 = resource2;
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74 public void request(AsyncRequestProcessor processor, AsyncProcedure<T> procedure) {
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75 processor.asyncRequest(this, procedure);
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79 public void request(AsyncRequestProcessor processor, Procedure<T> procedure) {
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80 processor.asyncRequest(this, procedure);
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84 public void request(AsyncRequestProcessor processor, SyncProcedure<T> procedure) {
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85 processor.asyncRequest(this, procedure);
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89 public void request(AsyncRequestProcessor processor, AsyncListener<T> procedure) {
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90 processor.asyncRequest(this, procedure);
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94 public void request(AsyncRequestProcessor processor, Listener<T> procedure) {
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95 processor.asyncRequest(this, procedure);
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99 public void request(AsyncRequestProcessor processor, SyncListener<T> procedure) {
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100 processor.asyncRequest(this, procedure);
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104 public T request(RequestProcessor processor) throws DatabaseException {
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105 return processor.syncRequest(this);
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