org.smallmind.scribe.pen.MessageTranslator Maven / Gradle / Ivy

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/*
 * Copyright (c) 2007 through 2024 David Berkman
 *
 * This file is part of the SmallMind Code Project.
 *
 * The SmallMind Code Project is free software, you can redistribute
 * it and/or modify it under either, at your discretion...
 *
 * 1) The terms of GNU Affero General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at
 * your option) any later version.
 *
 * ...or...
 *
 * 2) The terms of the Apache License, Version 2.0.
 *
 * The SmallMind Code Project is distributed in the hope that it will
 * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License or Apache License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * and the Apache License along with the SmallMind Code Project. If not, see
 *  or .
 *
 * Additional permission under the GNU Affero GPL version 3 section 7
 * ------------------------------------------------------------------
 * If you modify this Program, or any covered work, by linking or
 * combining it with other code, such other code is not for that reason
 * alone subject to any of the requirements of the GNU Affero GPL
 * version 3.
 */
package org.smallmind.scribe.pen;

import java.util.Arrays;
import java.util.IllegalFormatException;

public class MessageTranslator {

  public static String translateMessage (String message, Object... args) {

    if (message == null) {
      if ((args != null) && (args.length > 0)) {

        StringBuilder errorBuilder = new StringBuilder();

        errorBuilder.append("A null format can't apply to arguments ");
        errorBuilder.append(Arrays.toString(args));

        throw new MessageFormattingException(errorBuilder.toString());
      }

      return null;
    } else if ((args == null) || (args.length == 0)) {
      return message;
    } else {
      try {

        return String.format(message, args);
      } catch (IllegalFormatException illegalFormatException) {

        StringBuilder errorBuilder = new StringBuilder();

        errorBuilder.append("Error applying format (");
        errorBuilder.append(message);
        errorBuilder.append(") to arguments ");
        errorBuilder.append(Arrays.toString(args));

        throw new MessageFormattingException(illegalFormatException, errorBuilder.toString());
      }
    }
  }
}