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 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 package org.mozilla.gecko.background.common.log.writers;

 /**

  * An abstract object that logs information in some way.

  * <p>

  * Intended to be composed with other log writers, for example a log

  * writer could make all log entries have the same single log tag, or

  * could ignore certain log levels, before delegating to an inner log

  * writer.

  */

 public abstract class LogWriter {

   public abstract void error(String tag, String message, Throwable error);

   public abstract void warn(String tag, String message, Throwable error);

   public abstract void info(String tag, String message, Throwable error);

   public abstract void debug(String tag, String message, Throwable error);

   public abstract void trace(String tag, String message, Throwable error);

   /**

    * We expect <code>close</code> to be called only by static

    * synchronized methods in class <code>Logger</code>.

    */

   public abstract void close();

   public abstract boolean shouldLogVerbose(String tag);

 }