1 /*******************************************************************************
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2 * Copyright (c) 2010 Association for Decentralized Information Management in
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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.sysdyn.representation.expressions;
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14 import java.util.ArrayList;
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15 import java.util.Iterator;
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17 import org.simantics.objmap.annotations.GraphType;
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18 import org.simantics.objmap.annotations.RelatedValue;
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19 import org.simantics.sysdyn.representation.ArrayIndexes;
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20 import org.simantics.sysdyn.representation.Enumeration;
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21 import org.simantics.sysdyn.representation.IndependentVariable;
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22 import org.simantics.sysdyn.representation.utils.IndexUtils;
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24 @GraphType("http://www.simantics.org/Sysdyn-1.1/ParameterExpression")
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25 public class ParameterExpression extends Expression {
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27 @RelatedValue("http://www.simantics.org/Sysdyn-1.1/HasEquation")
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28 private String equation;
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31 public String getDeclaration(IndependentVariable variable) {
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32 // FIXME: Still needs to manually confirm that really is parameter
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33 ArrayIndexes ai = variable.getArrayIndexes();
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34 ArrayList<Enumeration> enumerations = null;
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36 enumerations = ai.getEnumerations();
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38 boolean parameter = true;
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40 if(enumerations != null && enumerations.size() > 0) {
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42 StringBuilder sb = new StringBuilder();
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44 Iterator<Enumeration> iterator = enumerations.iterator();
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45 while(iterator.hasNext()) {
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46 sb.append(iterator.next().getName() + ".size");
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47 if(iterator.hasNext()) {
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52 range = sb.toString();
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55 StringBuilder sb = new StringBuilder();
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56 sb.append(" " + (parameter ? "parameter " : "") + variable.getType() + " " + variable.getName() + range);
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58 sb.append(" = " + getValue() + " /* Actual value read from init file */");
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60 return sb.toString();
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65 * Used when the expression is a part of an array variable. Then it is like a normal auxiliary.
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68 public String getEquation(IndependentVariable variable) {
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69 String range = IndexUtils.rangeToIndexes(variable, this.getArrayRange());
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70 return " " + variable.getName() + (range.equals("[:]") ? "" : range) + " = " + equation + ";\n";
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73 public Double getValue() {
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75 return Double.parseDouble(equation);
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76 } catch(NumberFormatException e) {
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