bundles/org.simantics.databoard/src/org/simantics/databoard/binding/mutable/MutableDoubleBinding.java

   1 /*******************************************************************************
   2  *  Copyright (c) 2010 Association for Decentralized Information Management in
   3  *  Industry THTH ry.
   4  *  All rights reserved. This program and the accompanying materials
   5  *  are made available under the terms of the Eclipse Public License v1.0
   6  *  which accompanies this distribution, and is available at
   7  *  http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  *  Contributors:
  10  *      VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.databoard.binding.mutable;
  13
  14 import org.simantics.databoard.binding.DoubleBinding;
  15 import org.simantics.databoard.binding.error.BindingException;
  16 import org.simantics.databoard.primitives.MutableDouble;
  17 import org.simantics.databoard.type.DoubleType;
  18
  19 /**
  20  * Binds DoubleType to {@link MutableDouble}
  21  *
  22  * @author Toni Kalajainen <toni.kalajainen@vtt.fi>
  23  */
  24 public class MutableDoubleBinding extends DoubleBinding {
  25
  26         public MutableDoubleBinding(DoubleType type) {
  27                 super(type);
  28         }
  29
  30         @Override
  31         public Object create(double value) {
  32                 MutableDouble result = new MutableDouble();
  33                 result.value = value;
  34                 return result;
  35         }
  36
  37         @Override
  38         public Object create(Double value) {
  39                 MutableDouble result = new MutableDouble();
  40                 result.value = value;
  41                 return result;
  42         }
  43
  44         @Override
  45         public Object create(Number value) {
  46                 MutableDouble result = new MutableDouble();
  47                 result.value = value.doubleValue();
  48                 return result;
  49         }
  50
  51         @Override
  52         public Object create(String value) throws BindingException {
  53                 try {
  54                         MutableDouble result = new MutableDouble();
  55                         result.value = Double.valueOf(value);
  56                         return result;
  57                 } catch (java.lang.NumberFormatException e) {
  58                         throw new BindingException( e );
  59                 }
  60         }
  61
  62         @Override
  63         public double getValue_(Object o) throws BindingException {
  64                 MutableDouble result = (MutableDouble) o;
  65                 return result.value;
  66         }
  67
  68         @Override
  69         public Double getValue(Object o) throws BindingException {
  70                 MutableDouble result = (MutableDouble) o;
  71                 return result.value;
  72         }
  73
  74         @Override
  75         public boolean isInstance(Object obj) {
  76                 return obj instanceof MutableDouble;
  77         }
  78
  79         @Override
  80         public void setValue(Object obj, double value) throws BindingException {
  81                 MutableDouble result = (MutableDouble) obj;
  82                 result.value = value;
  83         }
  84
  85         @Override
  86         public void setValue(Object obj, Number value) throws BindingException {
  87                 MutableDouble result = (MutableDouble) obj;
  88                 result.value = value.doubleValue();
  89         }
  90
  91 }
  92