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| <a class="jxr_linenumber" name="1" href="#1">1</a> <em class="jxr_comment">/*</em> |
| <a class="jxr_linenumber" name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em> |
| <a class="jxr_linenumber" name="3" href="#3">3</a> <em class="jxr_comment"> * contributor license agreements. See the NOTICE file distributed with</em> |
| <a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em> |
| <a class="jxr_linenumber" name="5" href="#5">5</a> <em class="jxr_comment"> * The ASF licenses this file to You under the Apache license, Version 2.0</em> |
| <a class="jxr_linenumber" name="6" href="#6">6</a> <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em> |
| <a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_comment"> * the License. You may obtain a copy of the License at</em> |
| <a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_comment"> *</em> |
| <a class="jxr_linenumber" name="9" href="#9">9</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em> |
| <a class="jxr_linenumber" name="10" href="#10">10</a> <em class="jxr_comment"> *</em> |
| <a class="jxr_linenumber" name="11" href="#11">11</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em> |
| <a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em> |
| <a class="jxr_linenumber" name="13" href="#13">13</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em> |
| <a class="jxr_linenumber" name="14" href="#14">14</a> <em class="jxr_comment"> * See the license for the specific language governing permissions and</em> |
| <a class="jxr_linenumber" name="15" href="#15">15</a> <em class="jxr_comment"> * limitations under the license.</em> |
| <a class="jxr_linenumber" name="16" href="#16">16</a> <em class="jxr_comment"> */</em> |
| <a class="jxr_linenumber" name="17" href="#17">17</a> <strong class="jxr_keyword">package</strong> org.apache.logging.log4j.core.layout; |
| <a class="jxr_linenumber" name="18" href="#18">18</a> |
| <a class="jxr_linenumber" name="19" href="#19">19</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.LogEvent; |
| <a class="jxr_linenumber" name="20" href="#20">20</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.config.plugins.Plugin; |
| <a class="jxr_linenumber" name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.config.plugins.PluginAttr; |
| <a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.config.plugins.PluginFactory; |
| <a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.net.Facility; |
| <a class="jxr_linenumber" name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.net.Priority; |
| <a class="jxr_linenumber" name="25" href="#25">25</a> |
| <a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.net.InetAddress; |
| <a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.net.UnknownHostException; |
| <a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> java.nio.charset.Charset; |
| <a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> java.text.SimpleDateFormat; |
| <a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> java.util.Date; |
| <a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> java.util.Locale; |
| <a class="jxr_linenumber" name="32" href="#32">32</a> |
| <a class="jxr_linenumber" name="33" href="#33">33</a> |
| <a class="jxr_linenumber" name="34" href="#34">34</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="35" href="#35">35</a> <em class="jxr_javadoccomment"> * Formats a log event as a BSD Log record.</em> |
| <a class="jxr_linenumber" name="36" href="#36">36</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="37" href="#37">37</a> @Plugin(name = <span class="jxr_string">"SyslogLayout"</span>, type = <span class="jxr_string">"Core"</span>, elementType = <span class="jxr_string">"layout"</span>, printObject = <strong class="jxr_keyword">true</strong>) |
| <a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/logging/log4j/core/layout/SyslogLayout.html">SyslogLayout</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../../org/apache/logging/log4j/core/layout/AbstractStringLayout.html">AbstractStringLayout</a> { |
| <a class="jxr_linenumber" name="39" href="#39">39</a> |
| <a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/core/net/Facility.html">Facility</a> facility; |
| <a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> includeNewLine; |
| <a class="jxr_linenumber" name="42" href="#42">42</a> |
| <a class="jxr_linenumber" name="43" href="#43">43</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="44" href="#44">44</a> <em class="jxr_javadoccomment"> * Date format used if header = true.</em> |
| <a class="jxr_linenumber" name="45" href="#45">45</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> SimpleDateFormat dateFormat = <strong class="jxr_keyword">new</strong> SimpleDateFormat(<span class="jxr_string">"MMM dd HH:mm:ss "</span>, Locale.ENGLISH); |
| <a class="jxr_linenumber" name="47" href="#47">47</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="48" href="#48">48</a> <em class="jxr_javadoccomment"> * Host name used to identify messages from this appender.</em> |
| <a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="50" href="#50">50</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String localHostname = getLocalHostname(); |
| <a class="jxr_linenumber" name="51" href="#51">51</a> |
| <a class="jxr_linenumber" name="52" href="#52">52</a> |
| <a class="jxr_linenumber" name="53" href="#53">53</a> <strong class="jxr_keyword">protected</strong> <a href="../../../../../../org/apache/logging/log4j/core/layout/SyslogLayout.html">SyslogLayout</a>(<a href="../../../../../../org/apache/logging/log4j/core/net/Facility.html">Facility</a> facility, <strong class="jxr_keyword">boolean</strong> includeNL, Charset c) { |
| <a class="jxr_linenumber" name="54" href="#54">54</a> <strong class="jxr_keyword">super</strong>(c); |
| <a class="jxr_linenumber" name="55" href="#55">55</a> <strong class="jxr_keyword">this</strong>.facility = facility; |
| <a class="jxr_linenumber" name="56" href="#56">56</a> <strong class="jxr_keyword">this</strong>.includeNewLine = includeNL; |
| <a class="jxr_linenumber" name="57" href="#57">57</a> } |
| <a class="jxr_linenumber" name="58" href="#58">58</a> |
| <a class="jxr_linenumber" name="59" href="#59">59</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_javadoccomment"> * Formats a {@link org.apache.logging.log4j.core.LogEvent} in conformance with the log4j.dtd.</em> |
| <a class="jxr_linenumber" name="61" href="#61">61</a> <em class="jxr_javadoccomment"> * @param event The LogEvent</em> |
| <a class="jxr_linenumber" name="62" href="#62">62</a> <em class="jxr_javadoccomment"> * @return the event formatted as a String.</em> |
| <a class="jxr_linenumber" name="63" href="#63">63</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="64" href="#64">64</a> <strong class="jxr_keyword">public</strong> String formatAs(<strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/core/LogEvent.html">LogEvent</a> event) { |
| <a class="jxr_linenumber" name="65" href="#65">65</a> StringBuilder buf = <strong class="jxr_keyword">new</strong> StringBuilder(); |
| <a class="jxr_linenumber" name="66" href="#66">66</a> |
| <a class="jxr_linenumber" name="67" href="#67">67</a> buf.append(<span class="jxr_string">"<"</span>); |
| <a class="jxr_linenumber" name="68" href="#68">68</a> buf.append(Priority.getPriority(facility, event.getLevel())); |
| <a class="jxr_linenumber" name="69" href="#69">69</a> buf.append(<span class="jxr_string">">"</span>); |
| <a class="jxr_linenumber" name="70" href="#70">70</a> addDate(event.getMillis(), buf); |
| <a class="jxr_linenumber" name="71" href="#71">71</a> buf.append(<span class="jxr_string">" "</span>); |
| <a class="jxr_linenumber" name="72" href="#72">72</a> buf.append(localHostname); |
| <a class="jxr_linenumber" name="73" href="#73">73</a> buf.append(<span class="jxr_string">" "</span>); |
| <a class="jxr_linenumber" name="74" href="#74">74</a> buf.append(event.getMessage().getFormattedMessage()); |
| <a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">if</strong> (includeNewLine) { |
| <a class="jxr_linenumber" name="76" href="#76">76</a> buf.append(<span class="jxr_string">"\n"</span>); |
| <a class="jxr_linenumber" name="77" href="#77">77</a> } |
| <a class="jxr_linenumber" name="78" href="#78">78</a> <strong class="jxr_keyword">return</strong> buf.toString(); |
| <a class="jxr_linenumber" name="79" href="#79">79</a> } |
| <a class="jxr_linenumber" name="80" href="#80">80</a> |
| <a class="jxr_linenumber" name="81" href="#81">81</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="82" href="#82">82</a> <em class="jxr_javadoccomment"> * This method gets the network name of the machine we are running on.</em> |
| <a class="jxr_linenumber" name="83" href="#83">83</a> <em class="jxr_javadoccomment"> * Returns "UNKNOWN_LOCALHOST" in the unlikely case where the host name</em> |
| <a class="jxr_linenumber" name="84" href="#84">84</a> <em class="jxr_javadoccomment"> * cannot be found.</em> |
| <a class="jxr_linenumber" name="85" href="#85">85</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="86" href="#86">86</a> <em class="jxr_javadoccomment"> * @return String the name of the local host</em> |
| <a class="jxr_linenumber" name="87" href="#87">87</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="88" href="#88">88</a> <strong class="jxr_keyword">private</strong> String getLocalHostname() { |
| <a class="jxr_linenumber" name="89" href="#89">89</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="90" href="#90">90</a> InetAddress addr = InetAddress.getLocalHost(); |
| <a class="jxr_linenumber" name="91" href="#91">91</a> <strong class="jxr_keyword">return</strong> addr.getHostName(); |
| <a class="jxr_linenumber" name="92" href="#92">92</a> } <strong class="jxr_keyword">catch</strong> (UnknownHostException uhe) { |
| <a class="jxr_linenumber" name="93" href="#93">93</a> LOGGER.error(<span class="jxr_string">"Could not determine local host name"</span>, uhe); |
| <a class="jxr_linenumber" name="94" href="#94">94</a> <strong class="jxr_keyword">return</strong> <span class="jxr_string">"UNKNOWN_LOCALHOST"</span>; |
| <a class="jxr_linenumber" name="95" href="#95">95</a> } |
| <a class="jxr_linenumber" name="96" href="#96">96</a> } |
| <a class="jxr_linenumber" name="97" href="#97">97</a> |
| <a class="jxr_linenumber" name="98" href="#98">98</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> addDate(<strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> timestamp, StringBuilder buf) { |
| <a class="jxr_linenumber" name="99" href="#99">99</a> <strong class="jxr_keyword">int</strong> index = buf.length() + 4; |
| <a class="jxr_linenumber" name="100" href="#100">100</a> buf.append(dateFormat.format(<strong class="jxr_keyword">new</strong> Date(timestamp))); |
| <a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_comment">// RFC 3164 says leading space, not leading zero on days 1-9</em> |
| <a class="jxr_linenumber" name="102" href="#102">102</a> <strong class="jxr_keyword">if</strong> (buf.charAt(index) == '0') { |
| <a class="jxr_linenumber" name="103" href="#103">103</a> buf.setCharAt(index, ' '); |
| <a class="jxr_linenumber" name="104" href="#104">104</a> } |
| <a class="jxr_linenumber" name="105" href="#105">105</a> } |
| <a class="jxr_linenumber" name="106" href="#106">106</a> |
| <a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment"> * Create a SyslogLayout.</em> |
| <a class="jxr_linenumber" name="109" href="#109">109</a> <em class="jxr_javadoccomment"> * @param facility The Facility is used to try to classify the message.</em> |
| <a class="jxr_linenumber" name="110" href="#110">110</a> <em class="jxr_javadoccomment"> * @param includeNL If true a newline will be appended to the result.</em> |
| <a class="jxr_linenumber" name="111" href="#111">111</a> <em class="jxr_javadoccomment"> * @param charset The character set.</em> |
| <a class="jxr_linenumber" name="112" href="#112">112</a> <em class="jxr_javadoccomment"> * @return A SyslogLayout.</em> |
| <a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="114" href="#114">114</a> @PluginFactory |
| <a class="jxr_linenumber" name="115" href="#115">115</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../../../../../org/apache/logging/log4j/core/layout/SyslogLayout.html">SyslogLayout</a> createLayout(@PluginAttr(<span class="jxr_string">"facility"</span>) String facility, |
| <a class="jxr_linenumber" name="116" href="#116">116</a> @PluginAttr(<span class="jxr_string">"newLine"</span>) String includeNL, |
| <a class="jxr_linenumber" name="117" href="#117">117</a> @PluginAttr(<span class="jxr_string">"charset"</span>) String charset) { |
| <a class="jxr_linenumber" name="118" href="#118">118</a> |
| <a class="jxr_linenumber" name="119" href="#119">119</a> Charset c = Charset.isSupported(<span class="jxr_string">"UTF-8"</span>) ? Charset.forName(<span class="jxr_string">"UTF-8"</span>) : Charset.defaultCharset(); |
| <a class="jxr_linenumber" name="120" href="#120">120</a> <strong class="jxr_keyword">if</strong> (charset != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="121" href="#121">121</a> <strong class="jxr_keyword">if</strong> (Charset.isSupported(charset)) { |
| <a class="jxr_linenumber" name="122" href="#122">122</a> c = Charset.forName(charset); |
| <a class="jxr_linenumber" name="123" href="#123">123</a> } <strong class="jxr_keyword">else</strong> { |
| <a class="jxr_linenumber" name="124" href="#124">124</a> LOGGER.error(<span class="jxr_string">"Charset "</span> + charset + <span class="jxr_string">" is not supported for layout, using "</span> + c.displayName()); |
| <a class="jxr_linenumber" name="125" href="#125">125</a> } |
| <a class="jxr_linenumber" name="126" href="#126">126</a> } |
| <a class="jxr_linenumber" name="127" href="#127">127</a> <strong class="jxr_keyword">boolean</strong> includeNewLine = includeNL == <strong class="jxr_keyword">null</strong> ? false : Boolean.valueOf(includeNL); |
| <a class="jxr_linenumber" name="128" href="#128">128</a> <a href="../../../../../../org/apache/logging/log4j/core/net/Facility.html">Facility</a> f = facility != <strong class="jxr_keyword">null</strong> ? Facility.valueOf(facility.toUpperCase()) : Facility.LOCAL0; |
| <a class="jxr_linenumber" name="129" href="#129">129</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/core/layout/SyslogLayout.html">SyslogLayout</a>(f, includeNewLine, c); |
| <a class="jxr_linenumber" name="130" href="#130">130</a> } |
| <a class="jxr_linenumber" name="131" href="#131">131</a> } |
| </pre> |
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