org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/tmf/core/statevalue/IntegerStateValue.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012, 2013 Ericsson
   3  * Copyright (c) 2010, 2011 École Polytechnique de Montréal
   4  * Copyright (c) 2010, 2011 Alexandre Montplaisir <alexandre.montplaisir@gmail.com>
   5  *
   6  * All rights reserved. This program and the accompanying materials are
   7  * made available under the terms of the Eclipse Public License v1.0 which
   8  * accompanies this distribution, and is available at
   9  * http://www.eclipse.org/legal/epl-v10.html
  10  *
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.core.statevalue;
  14
  15 import org.eclipse.jdt.annotation.Nullable;
  16
  17 /**
  18  * A state value containing a simple integer.
  19  *
  20  * @version 1.0
  21  * @author Alexandre Montplaisir
  22  */
  23 final class IntegerStateValue extends TmfStateValue {
  24
  25     private final Integer valueInt;
  26
  27     public IntegerStateValue(int valueAsInt) {
  28         this.valueInt = new Integer(valueAsInt);
  29     }
  30
  31     @Override
  32     public Type getType() {
  33         return Type.INTEGER;
  34     }
  35
  36     @Override
  37     public boolean isNull() {
  38         return false;
  39     }
  40
  41     @Override
  42     public Integer getValue() {
  43         return valueInt;
  44     }
  45
  46     @Override
  47     public @Nullable String toString() {
  48         return String.format("%3d", valueInt); //$NON-NLS-1$
  49     }
  50
  51     // ------------------------------------------------------------------------
  52     // Unboxing methods
  53     // ------------------------------------------------------------------------
  54
  55     @Override
  56     public int unboxInt() {
  57         return valueInt;
  58     }
  59
  60     @Override
  61     public long unboxLong() {
  62         /* It's always safe to up-cast a int into a long */
  63         return valueInt;
  64     }
  65 }