    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    package org.apache.commons.math3.exception;
    018
    019    import org.apache.commons.math3.exception.util.Localizable;
    020    import org.apache.commons.math3.exception.util.ExceptionContext;
    021    import org.apache.commons.math3.exception.util.ExceptionContextProvider;
    022
    023    /**
    024     * As of release 4.0, all exceptions thrown by the Commons Math code (except
    025     * {@link NullArgumentException}) inherit from this class.
    026     * In most cases, this class should not be instantiated directly: it should
    027     * serve as a base class for implementing exception classes that describe a
    028     * specific "problem".
    029     *
    030     * @since 3.1
    031     * @version $Id: MathRuntimeException.java 1416643 2012-12-03 19:37:14Z tn $
    032     */
    033    public class MathRuntimeException extends RuntimeException
    034        implements ExceptionContextProvider {
    035        /** Serializable version Id. */
    036        private static final long serialVersionUID = 20120926L;
    037        /** Context. */
    038        private final ExceptionContext context;
    039
    040        /**
    041         * @param pattern Message pattern explaining the cause of the error.
    042         * @param args Arguments.
    043         */
    044        public MathRuntimeException(Localizable pattern,
    045                                    Object ... args) {
    046            context = new ExceptionContext(this);
    047            context.addMessage(pattern, args);
    048        }
    049
    050        /** {@inheritDoc} */
    051        public ExceptionContext getContext() {
    052            return context;
    053        }
    054
    055        /** {@inheritDoc} */
    056        @Override
    057        public String getMessage() {
    058            return context.getMessage();
    059        }
    060
    061        /** {@inheritDoc} */
    062        @Override
    063        public String getLocalizedMessage() {
    064            return context.getLocalizedMessage();
    065        }
    066    }