/*

  * Copyright 2009 Ange Optimization ApS

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  *     http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package eu.simuline.octave.type;

 /**

  * Place holder for factory methods. 

  */

 public final class Octave {

     /**

      * Constant true of corresponding with octave bool. 

      */

     private final static OctaveBoolean TRUE = 

         new OctaveBoolean(new boolean[] {true}, 1, 1);

     /**

      * Constant false of corresponding with octave bool. 

      */

     private final static OctaveBoolean FALSE = 

         new OctaveBoolean(new boolean[] {false}, 1, 1);

     private Octave() {

         throw new UnsupportedOperationException("Do not instantiate");

     }

     /**

      * Returns java counterparts of octave scalars. 

      *

      * @param d

      * @return New OctaveDouble with a single value

      */

     // used by user and in tests only 

     public static OctaveDouble scalar(final double d) {

         return new OctaveDouble(new double[] {d}, 1, 1);

     }

     /**

      * Returns java counterparts of octave bools. 

      *

      * @param b

      * @return New OctaveBoolean with a single value

      */

     // used by user only 

     public static OctaveBoolean bool(final boolean b) {

         return b ? TRUE : FALSE;

     }

 }