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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27 public abstract class ResourceAsyncRead<T> implements AsyncRead<T>, ReadInterface<T> {
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29 final protected Resource resource;
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32 final public int hashCode() {
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33 return resource.hashCode();
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37 public int threadHash() {
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38 return resource.getThreadHash();
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42 final public boolean equals(Object object) {
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45 else if (object == null)
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47 else if (getClass() != object.getClass())
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49 ResourceAsyncRead<?> r = (ResourceAsyncRead<?>) object;
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50 return resource.equals(r.resource);
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54 public int getFlags() {
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58 public ResourceAsyncRead(Resource resource) {
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59 if(resource == null) throw new IllegalArgumentException("Null resource.");
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60 this.resource = resource;
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64 public void request(AsyncRequestProcessor processor, AsyncProcedure<T> procedure) {
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65 processor.asyncRequest(this, procedure);
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69 public void request(AsyncRequestProcessor processor, Procedure<T> procedure) {
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70 processor.asyncRequest(this, procedure);
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74 public void request(AsyncRequestProcessor processor, SyncProcedure<T> procedure) {
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75 processor.asyncRequest(this, procedure);
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79 public void request(AsyncRequestProcessor processor, AsyncListener<T> procedure) {
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80 processor.asyncRequest(this, procedure);
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84 public void request(AsyncRequestProcessor processor, Listener<T> procedure) {
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85 processor.asyncRequest(this, procedure);
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89 public void request(AsyncRequestProcessor processor, SyncListener<T> procedure) {
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90 processor.asyncRequest(this, procedure);
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94 public T request(RequestProcessor processor) throws DatabaseException {
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95 return processor.syncRequest(this);
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