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Add "show loggging" command to show the most recent log lines. (Also …
…added logging output to "show system")
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,83 @@ | ||
| /* | ||
| * Copyright (c) 2006-2013 Shane Mc Cormack | ||
| * | ||
| * 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 com.dfbnc.commands.show; | ||
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| import java.text.SimpleDateFormat; | ||
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| import com.dfbnc.DFBnc; | ||
| import com.dfbnc.commands.AdminCommand; | ||
| import com.dfbnc.commands.CommandManager; | ||
| import com.dfbnc.commands.CommandOutput; | ||
| import com.dfbnc.sockets.UserSocket; | ||
| import com.dfbnc.util.RollingWriter; | ||
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| /** | ||
| * This file represents the 'logging' show command | ||
| */ | ||
| public class LoggingCommand extends AdminCommand { | ||
| /** | ||
| * Handle a Logging command. | ||
| * | ||
| * @param user the UserSocket that performed this command | ||
| * @param params Params for command (param 0 is the command name) | ||
| * @param output CommandOutput where output from this command should go. | ||
| */ | ||
| @Override | ||
| public void handle(final UserSocket user, final String[] params, final CommandOutput output) { | ||
| final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); | ||
| final RollingWriter rw = DFBnc.getBNC().getRollingWriter(); | ||
| output.sendBotMessage("Most recent " + rw.size() + " (Max: " + rw.getCapacity() + ") log entries: "); | ||
| output.sendBotMessage(""); | ||
| for (final String line : rw) { | ||
| output.sendBotMessage(" " + line); | ||
| } | ||
| } | ||
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| /** | ||
| * What does this Command handle. | ||
| * | ||
| * @return String[] with the names of the tokens we handle. | ||
| */ | ||
| @Override | ||
| public String[] handles() { | ||
| return new String[]{"logging", "*logs"}; | ||
| } | ||
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| /** | ||
| * Create a new instance of the Command Object | ||
| * | ||
| * @param manager CommandManager that is in charge of this Command | ||
| */ | ||
| public LoggingCommand (final CommandManager manager) { super(manager); } | ||
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| /** | ||
| * Get a description of what this command does | ||
| * | ||
| * @param command The command to describe (incase one Command does multiple | ||
| * things under different names) | ||
| * @return A description of what this command does | ||
| */ | ||
| @Override | ||
| public String getDescription(final String command) { | ||
| return "This command shows you the last few lines of system logging output"; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| /* | ||
| * Copyright 2015 Shane Mc Cormack <shanemcc@gmail.com>. | ||
| * See LICENSE.txt for licensing details. | ||
| */ | ||
|
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| package com.dfbnc.util; | ||
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| import java.io.IOException; | ||
| import java.io.Writer; | ||
| import java.util.LinkedList; | ||
| import java.util.List; | ||
|
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| /** | ||
| * Writer that adds lines to multiple writers. | ||
| * | ||
| * @author Shane Mc Cormack <shanemcc@gmail.com> | ||
| */ | ||
| public class MultiWriter extends Writer { | ||
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| /** List of lines that have been written to this BufferedWriter. */ | ||
| private final List<Writer> writers = new LinkedList<>(); | ||
|
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| /** | ||
| * Create a new MultiWriter. | ||
| */ | ||
| public MultiWriter() { } | ||
|
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| /** | ||
| * Add the given writer to the list of writers. | ||
| * | ||
| * @param writer Writer to add. | ||
| */ | ||
| public void addWriter(final Writer writer) { | ||
| writers.add(writer); | ||
| } | ||
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| /** | ||
| * Remove the given writer from the list of writers. | ||
| * NOTE: This will not close the writer. | ||
| * | ||
| * @param writer Writer to add. | ||
| */ | ||
| public void removeWriter(final Writer writer) { | ||
| writers.remove(writer); | ||
| } | ||
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| @Override | ||
| public void write(char[] cbuf, int off, int len) throws IOException { | ||
| for (final Writer w : writers) { w.write(cbuf, off, len); } | ||
| } | ||
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| @Override | ||
| public void flush() throws IOException { | ||
| for (final Writer w : writers) { w.flush(); } | ||
| } | ||
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| @Override | ||
| public void close() throws IOException { | ||
| for (final Writer w : writers) { w.close(); } | ||
| } | ||
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| } |
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