001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    
018    package org.apache.commons.math.ode;
019    
020    /**
021     * This class is used in the junit tests for the ODE integrators.
022     */
023    public class TestProblemFactory {
024    
025      /** Problems pool. */
026      private static TestProblemAbstract[] pool = {
027        new TestProblem1(),
028        new TestProblem2(),
029        new TestProblem3(),
030        new TestProblem4(),
031        new TestProblem5(),
032        new TestProblem6()
033      };
034    
035      /**
036       * Private constructor.
037       * This is a utility class, so there are no instance at all.
038       */
039      private TestProblemFactory() {
040      }
041    
042      /**
043       * Get the problems.
044       * @return array of problems to solve
045       */
046      public static TestProblemAbstract[] getProblems() {
047        return pool;
048      }
049    
050    }