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.adaption;
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14 import org.simantics.db.AsyncReadGraph;
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15 import org.simantics.db.ReadGraph;
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16 import org.simantics.db.Resource;
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17 import org.simantics.db.adaption.Adapter;
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18 import org.simantics.db.exception.DatabaseException;
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19 import org.simantics.db.procedure.AsyncProcedure;
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20 import org.simantics.db.request.Read;
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22 public abstract class SimpleContextualAdapter<T,C> implements Adapter<T, C> {
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24 public abstract T adapt(ReadGraph g, Resource source, C context) throws DatabaseException;
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27 public void adapt(AsyncReadGraph g, final Resource source, final C context, AsyncProcedure<T> procedure) {
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29 //System.out.println("SimpleAdapter.adapt" + this.getClass());
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31 g.asyncRequest(new Read<T>() {
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34 public T perform(ReadGraph graph) throws DatabaseException {
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35 //System.out.println("SimpleAdapter.perform" + this.getClass());
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36 return adapt(graph, source, context);
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40 public String toString() {
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41 return SimpleContextualAdapter.this.toString();
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