/doc/modules/mod_logging/mod_logging.html
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1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 2<html> 3<head> 4<title>Module mod_logging</title> 5<link rel="stylesheet" type="text/css" href="stylesheet.css" title="EDoc"> 6</head> 7<body bgcolor="white"> 8<div class="navbar"><a name="#navbar_top"></a><table width="100%" border="0" cellspacing="0" cellpadding="2" summary="navigation bar"><tr><td><a href="overview-summary.html" target="overviewFrame">Overview</a></td><td><a href="http://www.erlang.org/"><img src="erlang.png" align="right" border="0" alt="erlang logo"></a></td></tr></table></div> 9<hr> 10 11<h1>Module mod_logging</h1> 12<ul class="index"><li><a href="#description">Description</a></li><li><a href="#index">Function Index</a></li><li><a href="#functions">Function Details</a></li></ul>Simple database logging. 13<p>Copyright 2010 Arjan Scherpenisse 14 Date: 2010-06-01</p> 15 16<p><b>Behaviours:</b> <a href="gen_server.html"><tt>gen_server</tt></a>.</p> 17<p><b>Authors:</b> Arjan Scherpenisse (<a href="mailto:arjan@scherpenisse.net"><tt>arjan@scherpenisse.net</tt></a>).</p> 18 19<h2><a name="description">Description</a></h2>Simple database logging. 20<h2><a name="index">Function Index</a></h2> 21<table width="100%" border="1" cellspacing="0" cellpadding="2" summary="function index"><tr><td valign="top"><a href="#code_change-3">code_change/3</a></td><td>Convert process state when code is changed.</td></tr> 22<tr><td valign="top"><a href="#handle_call-3">handle_call/3</a></td><td>Handling call messages.</td></tr> 23<tr><td valign="top"><a href="#handle_cast-2">handle_cast/2</a></td><td></td></tr> 24<tr><td valign="top"><a href="#handle_info-2">handle_info/2</a></td><td>Handling all non call/cast messages.</td></tr> 25<tr><td valign="top"><a href="#init-1">init/1</a></td><td>Initiates the server.</td></tr> 26<tr><td valign="top"><a href="#observe_search_query-2">observe_search_query/2</a></td><td></td></tr> 27<tr><td valign="top"><a href="#pid_observe_log-3">pid_observe_log/3</a></td><td></td></tr> 28<tr><td valign="top"><a href="#start_link-1">start_link/1</a></td><td>Starts the server.</td></tr> 29<tr><td valign="top"><a href="#terminate-2">terminate/2</a></td><td>This function is called by a gen_server when it is about to 30 terminate.</td></tr> 31</table> 32 33<h2><a name="functions">Function Details</a></h2> 34 35<h3 class="function"><a name="code_change-3">code_change/3</a></h3> 36<div class="spec"> 37<p><tt>code_change(OldVsn, State, Extra) -> {ok, NewState}</tt></p> 38</div><p>Convert process state when code is changed</p> 39 40<h3 class="function"><a name="handle_call-3">handle_call/3</a></h3> 41<div class="spec"> 42<p><tt>handle_call(Message::Request, From, State) -> {reply, Reply, State} | {reply, Reply, State, Timeout} | {noreply, State} | {noreply, State, Timeout} | {stop, Reason, Reply, State} | {stop, Reason, State}</tt></p> 43</div><p>Handling call messages</p> 44 45<h3 class="function"><a name="handle_cast-2">handle_cast/2</a></h3> 46<div class="spec"> 47<p><tt>handle_cast(Message, State) -> any()</tt></p> 48</div> 49 50<h3 class="function"><a name="handle_info-2">handle_info/2</a></h3> 51<div class="spec"> 52<p><tt>handle_info(Info, State) -> {noreply, State} | {noreply, State, Timeout} | {stop, Reason, State}</tt></p> 53</div><p>Handling all non call/cast messages</p> 54 55<h3 class="function"><a name="init-1">init/1</a></h3> 56<div class="spec"> 57<p><tt>init(Args) -> {ok, State} | {ok, State, Timeout} | ignore | {stop, Reason}</tt></p> 58</div><p>Initiates the server.</p> 59 60<h3 class="function"><a name="observe_search_query-2">observe_search_query/2</a></h3> 61<div class="spec"> 62<p><tt>observe_search_query(X1, Context) -> any()</tt></p> 63</div> 64 65<h3 class="function"><a name="pid_observe_log-3">pid_observe_log/3</a></h3> 66<div class="spec"> 67<p><tt>pid_observe_log(Pid, LogMsg, Context) -> any()</tt></p> 68</div> 69 70<h3 class="function"><a name="start_link-1">start_link/1</a></h3> 71<div class="spec"> 72<p><tt>start_link(Args) -> {ok, Pid} | ignore | {error, Error}</tt></p> 73</div><p>Starts the server</p> 74 75<h3 class="function"><a name="terminate-2">terminate/2</a></h3> 76<div class="spec"> 77<p><tt>terminate(Reason, State) -> <a href="#type-void">void()</a></tt></p> 78</div><p>This function is called by a gen_server when it is about to 79 terminate. It should be the opposite of Module:init/1 and do any necessary 80 cleaning up. When it returns, the gen_server terminates with Reason. 81 The return value is ignored.</p> 82<hr> 83 84<div class="navbar"><a name="#navbar_bottom"></a><table width="100%" border="0" cellspacing="0" cellpadding="2" summary="navigation bar"><tr><td><a href="overview-summary.html" target="overviewFrame">Overview</a></td><td><a href="http://www.erlang.org/"><img src="erlang.png" align="right" border="0" alt="erlang logo"></a></td></tr></table></div> 85<p><i>Generated by EDoc, Oct 13 2011, 14:45:58.</i></p> 86</body> 87</html>