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Core JODConverter abstractions, used by JODConverter implementations, such as JODConverter Local or JODConverter Remote, used to convert office documents using LibreOffice or Apache OpenOffice.

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/*
 * Copyright 2004 - 2012 Mirko Nasato and contributors
 *           2016 - 2018 Simon Braconnier and contributors
 *
 * This file is part of JODConverter - Java OpenDocument Converter.
 *
 * 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 org.jodconverter.office;

public final class OfficeUtils {

  /**
   * Stops an OfficeManager unconditionally.
   *
   * Equivalent to {@link OfficeManager#stop()}, except any exceptions will be ignored. This is
   * typically used in finally blocks.
   *
   * 
Example code:
   *
   * 
   * OfficeManager manager = null;
   * try {
   *     manager = LocalOfficeManager().make();
   *     manager.start();
   *
   *     // process manager
   *
   * } catch (Exception e) {
   *     // error handling
   * } finally {
   *     OfficeUtils.stopQuietly(manager);
   * }
   * 
   *
   * @param manager the manager to stop, may be null or already stopped.
   */
  public static void stopQuietly(final OfficeManager manager) {

    try {
      if (manager != null) {
        manager.stop();
      }
    } catch (final OfficeException ex) { // NOSONAR
      // ignore
    }
  }

  // Suppresses default constructor, ensuring non-instantiability.
  private OfficeUtils() {
    throw new AssertionError("Utility class must not be instantiated");
  }
}