UncaughtExceptionLogger.java

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2015 Lachlan Dowding
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package permafrost.tundra.server;

import com.wm.app.b2b.server.ServerAPI;

/**
 * Handles uncaught exceptions by logging them to the Integration Server error log.
 */
public class UncaughtExceptionLogger implements Thread.UncaughtExceptionHandler {
    /**
     * Initialization on demand holder idiom.
     */
    private static class Holder {
        /**
         * The singleton instance of the class.
         */
        private static final UncaughtExceptionLogger INSTANCE = new UncaughtExceptionLogger();
    }

    /**
     * Returns the singleton instance of this class.
     *
     * @return The singleton instance of this class.
     */
    public static UncaughtExceptionLogger getInstance() {
        return Holder.INSTANCE;
    }

    /**
     * Handles an uncaught exception by logging it to the Integration Server error log.
     *
     * @param thread    The thread that encountered the uncaught exception.
     * @param exception The uncaught exception requiring handling.
     */
    public void uncaughtException(Thread thread, Throwable exception) {
        ServerAPI.logError(exception);
    }
}