1 /*******************************************************************************
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2 * Copyright (c) 2010, 2012 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 org.simantics.objmap.annotations.GraphType;
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15 import org.simantics.objmap.annotations.RelatedValue;
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16 import org.simantics.sysdyn.SysdynResource;
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17 import org.simantics.sysdyn.representation.utils.IndexUtils;
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20 * Representation of a parameter expression
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22 * @author Teemu Lempinen
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25 @GraphType(SysdynResource.URIs.ParameterExpression)
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26 public class ParameterExpression extends Expression {
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28 @RelatedValue(SysdynResource.URIs.Expression_equation)
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29 private String equation;
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32 public String getExpression() {
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33 return equation + " /* Actual value read from init file */";
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37 public String getDeclarationAddition() {
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43 * Used when the expression is a part of an array variable. Then it is like a normal auxiliary.
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46 public String getEquation() {
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47 String range = IndexUtils.rangeToIndexes(parent, this.getArrayRange());
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48 return " " + parent.getName() + (range.equals("[:]") ? "" : range) + " = " + equation + ";\n";
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51 public Double getValue() {
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53 return Double.parseDouble(equation);
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54 } catch(NumberFormatException e) {
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