The Tor Browser: mobile/android/base/background/common/log/writers/PrintLogWriter.java@fc2d59ddac77

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

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

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

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

     7 import java.io.PrintWriter;

     9 /**

    10  * Log to a <code>PrintWriter</code>.

    11  */

    12 public class PrintLogWriter extends LogWriter {

    13   protected final PrintWriter pw;

    14   protected boolean closed = false;

    16   public static final String ERROR   = " :: E :: ";

    17   public static final String WARN    = " :: W :: ";

    18   public static final String INFO    = " :: I :: ";

    19   public static final String DEBUG   = " :: D :: ";

    20   public static final String VERBOSE = " :: V :: ";

    22   public PrintLogWriter(PrintWriter pw) {

    23     this.pw = pw;

    24   }

    26   protected void log(String tag, String message, Throwable error) {

    27     if (closed) {

    28       return;

    29     }

    31     pw.println(tag + message);

    32     if (error != null) {

    33       error.printStackTrace(pw);

    34     }

    35   }

    37   @Override

    38   public void error(String tag, String message, Throwable error) {

    39     log(tag, ERROR + message, error);

    40   }

    42   @Override

    43   public void warn(String tag, String message, Throwable error) {

    44     log(tag, WARN + message, error);

    45   }

    47   @Override

    48   public void info(String tag, String message, Throwable error) {

    49     log(tag, INFO + message, error);

    50   }

    52   @Override

    53   public void debug(String tag, String message, Throwable error) {

    54     log(tag, DEBUG + message, error);

    55   }

    57   @Override

    58   public void trace(String tag, String message, Throwable error) {

    59     log(tag, VERBOSE + message, error);

    60   }

    62   @Override

    63   public boolean shouldLogVerbose(String tag) {

    64     return true;

    65   }

    67   public void close() {

    68     if (closed) {

    69       return;

    70     }

    71     if (pw != null) {

    72       pw.close();

    73     }

    74     closed = true;

    75   }

    76 }

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