bundles/org.simantics.databoard/scratch/org/simantics/databoard/tests/TestMapAccessorIterator.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.tests;
  12
  13 import java.io.File;
  14 import java.util.Map;
  15 import java.util.TreeMap;
  16
  17 import org.simantics.databoard.Accessors;
  18 import org.simantics.databoard.Bindings;
  19 import org.simantics.databoard.Datatypes;
  20 import org.simantics.databoard.accessor.MapAccessor;
  21 import org.simantics.databoard.accessor.file.FileMapAccessor;
  22 import org.simantics.databoard.accessor.impl.MapAccessorIterator;
  23 import org.simantics.databoard.type.MapType;
  24
  25 public class TestMapAccessorIterator {
  26
  27         public static void main(String[] args) throws Exception {
  28
  29                 Map<Integer, Integer> myMap = new TreeMap<Integer, Integer>( Bindings.INTEGER );
  30                 for (int i=0; i<100; i++) myMap.put(i, i*10);
  31
  32                 MapAccessor ma = Accessors.getAccessor( Bindings.getBinding(TreeMap.class, Integer.class, Integer.class), myMap);
  33
  34
  35                 MapAccessorIterator<Double, Integer> iter = new MapAccessorIterator<Double, Integer>(
  36                                 ma,
  37                                 Bindings.DOUBLE, 0.0, false, 99.0, false,
  38                                 Bindings.INTEGER,
  39                                 16
  40                                 );
  41
  42                 while (iter.next()) {
  43                         System.out.println("Double: "+iter.keyDouble()+"="+iter.valueDouble());
  44                         System.out.println("Normal: "+iter.key()+"="+iter.value());
  45                 }
  46
  47
  48                 FileMapAccessor ma2 = Accessors.createFile( File.createTempFile("delete", ".me"), new MapType(Datatypes.INTEGER, Datatypes.INTEGER) );
  49                 for (int i=0; i<100; i++) ma2.put(Bindings.INTEGER, i, Bindings.INTEGER, i*10);
  50                 ma2.flush();
  51
  52                 iter = new MapAccessorIterator<Double, Integer>(
  53                                 ma2,
  54                                 Bindings.DOUBLE, 0.0, false, 50.0, true,
  55                                 Bindings.INTEGER,
  56                                 16
  57                                 );
  58
  59                 while (iter.next()) {
  60                         System.out.println("Double: "+iter.keyDouble()+"="+iter.valueDouble());
  61                         System.out.println("Normal: "+iter.key()+"="+iter.value());
  62                 }
  63
  64         }
  65
  66 }
  67
  68