bundles/org.simantics.databoard/src/org/simantics/databoard/binding/factory/SingleBindingScheme.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     VTT Technical Research Centre of Finland - initial API and implementation
  10  *******************************************************************************/
  11 package org.simantics.databoard.binding.factory;
  12
  13 import org.simantics.databoard.binding.Binding;
  14 import org.simantics.databoard.binding.error.BindingConstructionException;
  15 import org.simantics.databoard.binding.error.RuntimeBindingConstructionException;
  16 import org.simantics.databoard.type.Datatype;
  17
  18 public class SingleBindingScheme implements BindingScheme {
  19
  20         Binding b;
  21
  22         public SingleBindingScheme(Binding b) {
  23                 this.b = b;
  24         }
  25
  26         @Override
  27         public Binding getBinding(Datatype type)
  28                         throws BindingConstructionException {
  29                 if (type.equals(b.type())) return b;
  30                 throw new BindingConstructionException(type+" is not supported");
  31         }
  32
  33         @Override
  34         public Binding getBindingUnchecked(Datatype type)
  35                         throws RuntimeBindingConstructionException {
  36                 if (type.equals(b.type())) return b;
  37                 throw new RuntimeBindingConstructionException(new BindingConstructionException(type+" is not supported"));
  38         }
  39
  40         @Override
  41         public boolean supportsType(Datatype type) {
  42                 return type.equals( b.type() );
  43         }
  44
  45 }
  46