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apache / logging-log4j-site / 9755b12b39efbc0142688f9b1a11ec68db89f97b / . / 2.13.1 / log4j-jmx-gui / xref / org / apache / logging / log4j / jmx / gui / ClientGui.html
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<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em>
<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em class="jxr_comment"> * contributor license agreements. See the NOTICE file distributed with</em>
<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em>
<a class="jxr_linenumber" name="L5" href="#L5">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="L6" href="#L6">6</a> <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em>
<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em class="jxr_comment"> * the License. You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2." target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em class="jxr_comment"> * See the license for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em class="jxr_comment"> * limitations under the license.</em>
<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong class="jxr_keyword">package</strong> org.apache.logging.log4j.jmx.gui;
<a class="jxr_linenumber" name="L18" href="#L18">18</a>
<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong class="jxr_keyword">import</strong> java.awt.BorderLayout;
<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong class="jxr_keyword">import</strong> java.awt.Color;
<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.awt.Component;
<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> java.awt.Font;
<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong class="jxr_keyword">import</strong> java.awt.event.ActionEvent;
<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="L25" href="#L25">25</a> <strong class="jxr_keyword">import</strong> java.io.PrintWriter;
<a class="jxr_linenumber" name="L26" href="#L26">26</a> <strong class="jxr_keyword">import</strong> java.io.StringWriter;
<a class="jxr_linenumber" name="L27" href="#L27">27</a> <strong class="jxr_keyword">import</strong> java.util.HashMap;
<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong class="jxr_keyword">import</strong> java.util.Map;
<a class="jxr_linenumber" name="L29" href="#L29">29</a> <strong class="jxr_keyword">import</strong> java.util.Objects;
<a class="jxr_linenumber" name="L30" href="#L30">30</a> <strong class="jxr_keyword">import</strong> java.util.Properties;
<a class="jxr_linenumber" name="L31" href="#L31">31</a>
<a class="jxr_linenumber" name="L32" href="#L32">32</a> <strong class="jxr_keyword">import</strong> javax.management.InstanceNotFoundException;
<a class="jxr_linenumber" name="L33" href="#L33">33</a> <strong class="jxr_keyword">import</strong> javax.management.JMException;
<a class="jxr_linenumber" name="L34" href="#L34">34</a> <strong class="jxr_keyword">import</strong> javax.management.ListenerNotFoundException;
<a class="jxr_linenumber" name="L35" href="#L35">35</a> <strong class="jxr_keyword">import</strong> javax.management.MBeanServerDelegate;
<a class="jxr_linenumber" name="L36" href="#L36">36</a> <strong class="jxr_keyword">import</strong> javax.management.MBeanServerNotification;
<a class="jxr_linenumber" name="L37" href="#L37">37</a> <strong class="jxr_keyword">import</strong> javax.management.MalformedObjectNameException;
<a class="jxr_linenumber" name="L38" href="#L38">38</a> <strong class="jxr_keyword">import</strong> javax.management.Notification;
<a class="jxr_linenumber" name="L39" href="#L39">39</a> <strong class="jxr_keyword">import</strong> javax.management.NotificationFilterSupport;
<a class="jxr_linenumber" name="L40" href="#L40">40</a> <strong class="jxr_keyword">import</strong> javax.management.NotificationListener;
<a class="jxr_linenumber" name="L41" href="#L41">41</a> <strong class="jxr_keyword">import</strong> javax.management.ObjectName;
<a class="jxr_linenumber" name="L42" href="#L42">42</a> <strong class="jxr_keyword">import</strong> javax.management.remote.JMXConnector;
<a class="jxr_linenumber" name="L43" href="#L43">43</a> <strong class="jxr_keyword">import</strong> javax.management.remote.JMXConnectorFactory;
<a class="jxr_linenumber" name="L44" href="#L44">44</a> <strong class="jxr_keyword">import</strong> javax.management.remote.JMXServiceURL;
<a class="jxr_linenumber" name="L45" href="#L45">45</a> <strong class="jxr_keyword">import</strong> javax.swing.AbstractAction;
<a class="jxr_linenumber" name="L46" href="#L46">46</a> <strong class="jxr_keyword">import</strong> javax.swing.JFrame;
<a class="jxr_linenumber" name="L47" href="#L47">47</a> <strong class="jxr_keyword">import</strong> javax.swing.JOptionPane;
<a class="jxr_linenumber" name="L48" href="#L48">48</a> <strong class="jxr_keyword">import</strong> javax.swing.JPanel;
<a class="jxr_linenumber" name="L49" href="#L49">49</a> <strong class="jxr_keyword">import</strong> javax.swing.JScrollPane;
<a class="jxr_linenumber" name="L50" href="#L50">50</a> <strong class="jxr_keyword">import</strong> javax.swing.JTabbedPane;
<a class="jxr_linenumber" name="L51" href="#L51">51</a> <strong class="jxr_keyword">import</strong> javax.swing.JTextArea;
<a class="jxr_linenumber" name="L52" href="#L52">52</a> <strong class="jxr_keyword">import</strong> javax.swing.JToggleButton;
<a class="jxr_linenumber" name="L53" href="#L53">53</a> <strong class="jxr_keyword">import</strong> javax.swing.ScrollPaneConstants;
<a class="jxr_linenumber" name="L54" href="#L54">54</a> <strong class="jxr_keyword">import</strong> javax.swing.SwingUtilities;
<a class="jxr_linenumber" name="L55" href="#L55">55</a> <strong class="jxr_keyword">import</strong> javax.swing.UIManager;
<a class="jxr_linenumber" name="L56" href="#L56">56</a> <strong class="jxr_keyword">import</strong> javax.swing.UIManager.LookAndFeelInfo;
<a class="jxr_linenumber" name="L57" href="#L57">57</a> <strong class="jxr_keyword">import</strong> javax.swing.WindowConstants;
<a class="jxr_linenumber" name="L58" href="#L58">58</a>
<a class="jxr_linenumber" name="L59" href="#L59">59</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.jmx.LoggerContextAdminMBean;
<a class="jxr_linenumber" name="L60" href="#L60">60</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.jmx.Server;
<a class="jxr_linenumber" name="L61" href="#L61">61</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.core.jmx.StatusLoggerAdminMBean;
<a class="jxr_linenumber" name="L62" href="#L62">62</a>
<a class="jxr_linenumber" name="L63" href="#L63">63</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L64" href="#L64">64</a> <em class="jxr_javadoccomment"> * Swing GUI that connects to a Java process via JMX and allows the user to view</em>
<a class="jxr_linenumber" name="L65" href="#L65">65</a> <em class="jxr_javadoccomment"> * and modify the Log4j 2 configuration, as well as monitor status logs.</em>
<a class="jxr_linenumber" name="L66" href="#L66">66</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L67" href="#L67">67</a> <em class="jxr_javadoccomment"> * @see &lt;a href=</em>
<a class="jxr_linenumber" name="L68" href="#L68">68</a> <em class="jxr_javadoccomment"> * "<a href="http://docs.oracle.com/javase/6/docs/technotes/guides/management/jconsole.html" target="alexandria_uri">http://docs.oracle.com/javase/6/docs/technotes/guides/management/jconsole.html</a>"</em>
<a class="jxr_linenumber" name="L69" href="#L69">69</a> <em class="jxr_javadoccomment"> * &gt;<a href="http://docs.oracle.com/javase/6/docs/technotes/guides/management" target="alexandria_uri">http://docs.oracle.com/javase/6/docs/technotes/guides/management</a>/</em>
<a class="jxr_linenumber" name="L70" href="#L70">70</a> <em class="jxr_javadoccomment"> * jconsole.html&lt;/a &gt;</em>
<a class="jxr_linenumber" name="L71" href="#L71">71</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L72" href="#L72">72</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/ClientGui.html">ClientGui</a> <strong class="jxr_keyword">extends</strong> JPanel <strong class="jxr_keyword">implements</strong> NotificationListener {
<a class="jxr_linenumber" name="L73" href="#L73">73</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> serialVersionUID = -253621277232291174L;
<a class="jxr_linenumber" name="L74" href="#L74">74</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> INITIAL_STRING_WRITER_SIZE = 1024;
<a class="jxr_linenumber" name="L75" href="#L75">75</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/Client.html">Client</a> client;
<a class="jxr_linenumber" name="L76" href="#L76">76</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map&lt;ObjectName, Component&gt; contextObjNameToTabbedPaneMap = <strong class="jxr_keyword">new</strong> HashMap&lt;&gt;();
<a class="jxr_linenumber" name="L77" href="#L77">77</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map&lt;ObjectName, JTextArea&gt; statusLogTextAreaMap = <strong class="jxr_keyword">new</strong> HashMap&lt;&gt;();
<a class="jxr_linenumber" name="L78" href="#L78">78</a> <strong class="jxr_keyword">private</strong> JTabbedPane tabbedPaneContexts;
<a class="jxr_linenumber" name="L79" href="#L79">79</a>
<a class="jxr_linenumber" name="L80" href="#L80">80</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/ClientGui.html">ClientGui</a>(<strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/Client.html">Client</a> client) <strong class="jxr_keyword">throws</strong> IOException, JMException {
<a class="jxr_linenumber" name="L81" href="#L81">81</a> <strong class="jxr_keyword">this</strong>.client = Objects.requireNonNull(client, <span class="jxr_string">"client"</span>);
<a class="jxr_linenumber" name="L82" href="#L82">82</a> createWidgets();
<a class="jxr_linenumber" name="L83" href="#L83">83</a> populateWidgets();
<a class="jxr_linenumber" name="L84" href="#L84">84</a>
<a class="jxr_linenumber" name="L85" href="#L85">85</a> <em class="jxr_comment">// register for Notifications if LoggerContext MBean was added/removed</em>
<a class="jxr_linenumber" name="L86" href="#L86">86</a> <strong class="jxr_keyword">final</strong> ObjectName addRemoveNotifs = MBeanServerDelegate.DELEGATE_NAME;
<a class="jxr_linenumber" name="L87" href="#L87">87</a> <strong class="jxr_keyword">final</strong> NotificationFilterSupport filter = <strong class="jxr_keyword">new</strong> NotificationFilterSupport();
<a class="jxr_linenumber" name="L88" href="#L88">88</a> filter.enableType(Server.DOMAIN); <em class="jxr_comment">// only interested in Log4J2 MBeans</em>
<a class="jxr_linenumber" name="L89" href="#L89">89</a> client.getConnection().addNotificationListener(addRemoveNotifs, <strong class="jxr_keyword">this</strong>, <strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="L90" href="#L90">90</a> }
<a class="jxr_linenumber" name="L91" href="#L91">91</a>
<a class="jxr_linenumber" name="L92" href="#L92">92</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> createWidgets() {
<a class="jxr_linenumber" name="L93" href="#L93">93</a> tabbedPaneContexts = <strong class="jxr_keyword">new</strong> JTabbedPane();
<a class="jxr_linenumber" name="L94" href="#L94">94</a> <strong class="jxr_keyword">this</strong>.setLayout(<strong class="jxr_keyword">new</strong> BorderLayout());
<a class="jxr_linenumber" name="L95" href="#L95">95</a> <strong class="jxr_keyword">this</strong>.add(tabbedPaneContexts, BorderLayout.CENTER);
<a class="jxr_linenumber" name="L96" href="#L96">96</a> }
<a class="jxr_linenumber" name="L97" href="#L97">97</a>
<a class="jxr_linenumber" name="L98" href="#L98">98</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> populateWidgets() <strong class="jxr_keyword">throws</strong> IOException, JMException {
<a class="jxr_linenumber" name="L99" href="#L99">99</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> LoggerContextAdminMBean ctx : client.getLoggerContextAdmins()) {
<a class="jxr_linenumber" name="L100" href="#L100">100</a> addWidgetForLoggerContext(ctx);
<a class="jxr_linenumber" name="L101" href="#L101">101</a> }
<a class="jxr_linenumber" name="L102" href="#L102">102</a> }
<a class="jxr_linenumber" name="L103" href="#L103">103</a>
<a class="jxr_linenumber" name="L104" href="#L104">104</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> addWidgetForLoggerContext(<strong class="jxr_keyword">final</strong> LoggerContextAdminMBean ctx) <strong class="jxr_keyword">throws</strong> MalformedObjectNameException,
<a class="jxr_linenumber" name="L105" href="#L105">105</a> IOException, InstanceNotFoundException {
<a class="jxr_linenumber" name="L106" href="#L106">106</a> <strong class="jxr_keyword">final</strong> JTabbedPane contextTabs = <strong class="jxr_keyword">new</strong> JTabbedPane();
<a class="jxr_linenumber" name="L107" href="#L107">107</a> contextObjNameToTabbedPaneMap.put(ctx.getObjectName(), contextTabs);
<a class="jxr_linenumber" name="L108" href="#L108">108</a> tabbedPaneContexts.addTab(<span class="jxr_string">"LoggerContext: "</span> + ctx.getName(), contextTabs);
<a class="jxr_linenumber" name="L109" href="#L109">109</a>
<a class="jxr_linenumber" name="L110" href="#L110">110</a> <strong class="jxr_keyword">final</strong> String contextName = ctx.getName();
<a class="jxr_linenumber" name="L111" href="#L111">111</a> <strong class="jxr_keyword">final</strong> StatusLoggerAdminMBean status = client.getStatusLoggerAdmin(contextName);
<a class="jxr_linenumber" name="L112" href="#L112">112</a> <strong class="jxr_keyword">if</strong> (status != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L113" href="#L113">113</a> <strong class="jxr_keyword">final</strong> JTextArea text = createTextArea();
<a class="jxr_linenumber" name="L114" href="#L114">114</a> <strong class="jxr_keyword">final</strong> String[] messages = status.getStatusDataHistory();
<a class="jxr_linenumber" name="L115" href="#L115">115</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> String message : messages) {
<a class="jxr_linenumber" name="L116" href="#L116">116</a> text.append(message + '\n');
<a class="jxr_linenumber" name="L117" href="#L117">117</a> }
<a class="jxr_linenumber" name="L118" href="#L118">118</a> statusLogTextAreaMap.put(ctx.getObjectName(), text);
<a class="jxr_linenumber" name="L119" href="#L119">119</a> registerListeners(status);
<a class="jxr_linenumber" name="L120" href="#L120">120</a> <strong class="jxr_keyword">final</strong> JScrollPane scroll = scroll(text);
<a class="jxr_linenumber" name="L121" href="#L121">121</a> contextTabs.addTab(<span class="jxr_string">"StatusLogger"</span>, scroll);
<a class="jxr_linenumber" name="L122" href="#L122">122</a> }
<a class="jxr_linenumber" name="L123" href="#L123">123</a>
<a class="jxr_linenumber" name="L124" href="#L124">124</a> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/ClientEditConfigPanel.html">ClientEditConfigPanel</a> editor = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/ClientEditConfigPanel.html">ClientEditConfigPanel</a>(ctx);
<a class="jxr_linenumber" name="L125" href="#L125">125</a> contextTabs.addTab(<span class="jxr_string">"Configuration"</span>, editor);
<a class="jxr_linenumber" name="L126" href="#L126">126</a> }
<a class="jxr_linenumber" name="L127" href="#L127">127</a>
<a class="jxr_linenumber" name="L128" href="#L128">128</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> removeWidgetForLoggerContext(<strong class="jxr_keyword">final</strong> ObjectName loggerContextObjName) <strong class="jxr_keyword">throws</strong> JMException, IOException {
<a class="jxr_linenumber" name="L129" href="#L129">129</a> <strong class="jxr_keyword">final</strong> Component tab = contextObjNameToTabbedPaneMap.get(loggerContextObjName);
<a class="jxr_linenumber" name="L130" href="#L130">130</a> <strong class="jxr_keyword">if</strong> (tab != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L131" href="#L131">131</a> tabbedPaneContexts.remove(tab);
<a class="jxr_linenumber" name="L132" href="#L132">132</a> }
<a class="jxr_linenumber" name="L133" href="#L133">133</a> statusLogTextAreaMap.remove(loggerContextObjName);
<a class="jxr_linenumber" name="L134" href="#L134">134</a> <strong class="jxr_keyword">final</strong> ObjectName objName = client.getStatusLoggerObjectName(loggerContextObjName);
<a class="jxr_linenumber" name="L135" href="#L135">135</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L136" href="#L136">136</a> <em class="jxr_comment">// System.out.println("Remove listener for " + objName);</em>
<a class="jxr_linenumber" name="L137" href="#L137">137</a> client.getConnection().removeNotificationListener(objName, <strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="L138" href="#L138">138</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> ListenerNotFoundException ignored) {
<a class="jxr_linenumber" name="L139" href="#L139">139</a> }
<a class="jxr_linenumber" name="L140" href="#L140">140</a> }
<a class="jxr_linenumber" name="L141" href="#L141">141</a>
<a class="jxr_linenumber" name="L142" href="#L142">142</a> <strong class="jxr_keyword">private</strong> JTextArea createTextArea() {
<a class="jxr_linenumber" name="L143" href="#L143">143</a> <strong class="jxr_keyword">final</strong> JTextArea result = <strong class="jxr_keyword">new</strong> JTextArea();
<a class="jxr_linenumber" name="L144" href="#L144">144</a> result.setEditable(false);
<a class="jxr_linenumber" name="L145" href="#L145">145</a> result.setBackground(<strong class="jxr_keyword">this</strong>.getBackground());
<a class="jxr_linenumber" name="L146" href="#L146">146</a> result.setForeground(Color.black);
<a class="jxr_linenumber" name="L147" href="#L147">147</a> result.setFont(<strong class="jxr_keyword">new</strong> Font(Font.MONOSPACED, Font.PLAIN, result.getFont().getSize()));
<a class="jxr_linenumber" name="L148" href="#L148">148</a> result.setWrapStyleWord(<strong class="jxr_keyword">true</strong>);
<a class="jxr_linenumber" name="L149" href="#L149">149</a> <strong class="jxr_keyword">return</strong> result;
<a class="jxr_linenumber" name="L150" href="#L150">150</a> }
<a class="jxr_linenumber" name="L151" href="#L151">151</a>
<a class="jxr_linenumber" name="L152" href="#L152">152</a> <strong class="jxr_keyword">private</strong> JScrollPane scroll(<strong class="jxr_keyword">final</strong> JTextArea text) {
<a class="jxr_linenumber" name="L153" href="#L153">153</a> <strong class="jxr_keyword">final</strong> JToggleButton toggleButton = <strong class="jxr_keyword">new</strong> JToggleButton();
<a class="jxr_linenumber" name="L154" href="#L154">154</a> toggleButton.setAction(<strong class="jxr_keyword">new</strong> AbstractAction() {
<a class="jxr_linenumber" name="L155" href="#L155">155</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> serialVersionUID = -4214143754637722322L;
<a class="jxr_linenumber" name="L156" href="#L156">156</a>
<a class="jxr_linenumber" name="L157" href="#L157">157</a> @Override
<a class="jxr_linenumber" name="L158" href="#L158">158</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> actionPerformed(<strong class="jxr_keyword">final</strong> ActionEvent e) {
<a class="jxr_linenumber" name="L159" href="#L159">159</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> wrap = toggleButton.isSelected();
<a class="jxr_linenumber" name="L160" href="#L160">160</a> text.setLineWrap(wrap);
<a class="jxr_linenumber" name="L161" href="#L161">161</a> }
<a class="jxr_linenumber" name="L162" href="#L162">162</a> });
<a class="jxr_linenumber" name="L163" href="#L163">163</a> toggleButton.setToolTipText(<span class="jxr_string">"Toggle line wrapping"</span>);
<a class="jxr_linenumber" name="L164" href="#L164">164</a> <strong class="jxr_keyword">final</strong> JScrollPane scrollStatusLog = <strong class="jxr_keyword">new</strong> JScrollPane(text, <em class="jxr_comment">//</em>
<a class="jxr_linenumber" name="L165" href="#L165">165</a> ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS, <em class="jxr_comment">//</em>
<a class="jxr_linenumber" name="L166" href="#L166">166</a> ScrollPaneConstants.HORIZONTAL_SCROLLBAR_ALWAYS);
<a class="jxr_linenumber" name="L167" href="#L167">167</a> scrollStatusLog.setCorner(ScrollPaneConstants.LOWER_RIGHT_CORNER, toggleButton);
<a class="jxr_linenumber" name="L168" href="#L168">168</a> <strong class="jxr_keyword">return</strong> scrollStatusLog;
<a class="jxr_linenumber" name="L169" href="#L169">169</a> }
<a class="jxr_linenumber" name="L170" href="#L170">170</a>
<a class="jxr_linenumber" name="L171" href="#L171">171</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> registerListeners(<strong class="jxr_keyword">final</strong> StatusLoggerAdminMBean status) <strong class="jxr_keyword">throws</strong> InstanceNotFoundException,
<a class="jxr_linenumber" name="L172" href="#L172">172</a> MalformedObjectNameException, IOException {
<a class="jxr_linenumber" name="L173" href="#L173">173</a> <strong class="jxr_keyword">final</strong> NotificationFilterSupport filter = <strong class="jxr_keyword">new</strong> NotificationFilterSupport();
<a class="jxr_linenumber" name="L174" href="#L174">174</a> filter.enableType(StatusLoggerAdminMBean.NOTIF_TYPE_MESSAGE);
<a class="jxr_linenumber" name="L175" href="#L175">175</a> <strong class="jxr_keyword">final</strong> ObjectName objName = status.getObjectName();
<a class="jxr_linenumber" name="L176" href="#L176">176</a> <em class="jxr_comment">// System.out.println("Add listener for " + objName);</em>
<a class="jxr_linenumber" name="L177" href="#L177">177</a> client.getConnection().addNotificationListener(objName, <strong class="jxr_keyword">this</strong>, filter, status.getContextName());
<a class="jxr_linenumber" name="L178" href="#L178">178</a> }
<a class="jxr_linenumber" name="L179" href="#L179">179</a>
<a class="jxr_linenumber" name="L180" href="#L180">180</a> @Override
<a class="jxr_linenumber" name="L181" href="#L181">181</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> handleNotification(<strong class="jxr_keyword">final</strong> Notification notif, <strong class="jxr_keyword">final</strong> Object paramObject) {
<a class="jxr_linenumber" name="L182" href="#L182">182</a> SwingUtilities.invokeLater(<strong class="jxr_keyword">new</strong> Runnable() {
<a class="jxr_linenumber" name="L183" href="#L183">183</a> @Override
<a class="jxr_linenumber" name="L184" href="#L184">184</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> run() { <em class="jxr_comment">// LOG4J2-538</em>
<a class="jxr_linenumber" name="L185" href="#L185">185</a> handleNotificationInAwtEventThread(notif, paramObject);
<a class="jxr_linenumber" name="L186" href="#L186">186</a> }
<a class="jxr_linenumber" name="L187" href="#L187">187</a> });
<a class="jxr_linenumber" name="L188" href="#L188">188</a> }
<a class="jxr_linenumber" name="L189" href="#L189">189</a>
<a class="jxr_linenumber" name="L190" href="#L190">190</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> handleNotificationInAwtEventThread(<strong class="jxr_keyword">final</strong> Notification notif, <strong class="jxr_keyword">final</strong> Object paramObject) {
<a class="jxr_linenumber" name="L191" href="#L191">191</a> <strong class="jxr_keyword">if</strong> (StatusLoggerAdminMBean.NOTIF_TYPE_MESSAGE.equals(notif.getType())) {
<a class="jxr_linenumber" name="L192" href="#L192">192</a> <strong class="jxr_keyword">if</strong> (!(paramObject instanceof ObjectName)) {
<a class="jxr_linenumber" name="L193" href="#L193">193</a> handle(<span class="jxr_string">"Invalid notification object type"</span>, <strong class="jxr_keyword">new</strong> ClassCastException(paramObject.getClass().getName()));
<a class="jxr_linenumber" name="L194" href="#L194">194</a> <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="L195" href="#L195">195</a> }
<a class="jxr_linenumber" name="L196" href="#L196">196</a> <strong class="jxr_keyword">final</strong> ObjectName param = (ObjectName) paramObject;
<a class="jxr_linenumber" name="L197" href="#L197">197</a> <strong class="jxr_keyword">final</strong> JTextArea text = statusLogTextAreaMap.get(param);
<a class="jxr_linenumber" name="L198" href="#L198">198</a> <strong class="jxr_keyword">if</strong> (text != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L199" href="#L199">199</a> text.append(notif.getMessage() + '\n');
<a class="jxr_linenumber" name="L200" href="#L200">200</a> }
<a class="jxr_linenumber" name="L201" href="#L201">201</a> <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="L202" href="#L202">202</a> }
<a class="jxr_linenumber" name="L203" href="#L203">203</a> <strong class="jxr_keyword">if</strong> (notif instanceof MBeanServerNotification) {
<a class="jxr_linenumber" name="L204" href="#L204">204</a> <strong class="jxr_keyword">final</strong> MBeanServerNotification mbsn = (MBeanServerNotification) notif;
<a class="jxr_linenumber" name="L205" href="#L205">205</a> <strong class="jxr_keyword">final</strong> ObjectName mbeanName = mbsn.getMBeanName();
<a class="jxr_linenumber" name="L206" href="#L206">206</a> <strong class="jxr_keyword">if</strong> (MBeanServerNotification.REGISTRATION_NOTIFICATION.equals(notif.getType())) {
<a class="jxr_linenumber" name="L207" href="#L207">207</a> onMBeanRegistered(mbeanName);
<a class="jxr_linenumber" name="L208" href="#L208">208</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (MBeanServerNotification.UNREGISTRATION_NOTIFICATION.equals(notif.getType())) {
<a class="jxr_linenumber" name="L209" href="#L209">209</a> onMBeanUnregistered(mbeanName);
<a class="jxr_linenumber" name="L210" href="#L210">210</a> }
<a class="jxr_linenumber" name="L211" href="#L211">211</a> }
<a class="jxr_linenumber" name="L212" href="#L212">212</a> }
<a class="jxr_linenumber" name="L213" href="#L213">213</a>
<a class="jxr_linenumber" name="L214" href="#L214">214</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L215" href="#L215">215</a> <em class="jxr_javadoccomment"> * Called every time a Log4J2 MBean was registered in the MBean server.</em>
<a class="jxr_linenumber" name="L216" href="#L216">216</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L217" href="#L217">217</a> <em class="jxr_javadoccomment"> * @param mbeanName ObjectName of the registered Log4J2 MBean</em>
<a class="jxr_linenumber" name="L218" href="#L218">218</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L219" href="#L219">219</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> onMBeanRegistered(<strong class="jxr_keyword">final</strong> ObjectName mbeanName) {
<a class="jxr_linenumber" name="L220" href="#L220">220</a> <strong class="jxr_keyword">if</strong> (client.isLoggerContext(mbeanName)) {
<a class="jxr_linenumber" name="L221" href="#L221">221</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L222" href="#L222">222</a> <strong class="jxr_keyword">final</strong> LoggerContextAdminMBean ctx = client.getLoggerContextAdmin(mbeanName);
<a class="jxr_linenumber" name="L223" href="#L223">223</a> addWidgetForLoggerContext(ctx);
<a class="jxr_linenumber" name="L224" href="#L224">224</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> Exception ex) {
<a class="jxr_linenumber" name="L225" href="#L225">225</a> handle(<span class="jxr_string">"Could not add tab for new MBean "</span> + mbeanName, ex);
<a class="jxr_linenumber" name="L226" href="#L226">226</a> }
<a class="jxr_linenumber" name="L227" href="#L227">227</a> }
<a class="jxr_linenumber" name="L228" href="#L228">228</a> }
<a class="jxr_linenumber" name="L229" href="#L229">229</a>
<a class="jxr_linenumber" name="L230" href="#L230">230</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L231" href="#L231">231</a> <em class="jxr_javadoccomment"> * Called every time a Log4J2 MBean was unregistered from the MBean server.</em>
<a class="jxr_linenumber" name="L232" href="#L232">232</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L233" href="#L233">233</a> <em class="jxr_javadoccomment"> * @param mbeanName ObjectName of the unregistered Log4J2 MBean</em>
<a class="jxr_linenumber" name="L234" href="#L234">234</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L235" href="#L235">235</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> onMBeanUnregistered(<strong class="jxr_keyword">final</strong> ObjectName mbeanName) {
<a class="jxr_linenumber" name="L236" href="#L236">236</a> <strong class="jxr_keyword">if</strong> (client.isLoggerContext(mbeanName)) {
<a class="jxr_linenumber" name="L237" href="#L237">237</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L238" href="#L238">238</a> removeWidgetForLoggerContext(mbeanName);
<a class="jxr_linenumber" name="L239" href="#L239">239</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> Exception ex) {
<a class="jxr_linenumber" name="L240" href="#L240">240</a> handle(<span class="jxr_string">"Could not remove tab for "</span> + mbeanName, ex);
<a class="jxr_linenumber" name="L241" href="#L241">241</a> }
<a class="jxr_linenumber" name="L242" href="#L242">242</a> }
<a class="jxr_linenumber" name="L243" href="#L243">243</a> }
<a class="jxr_linenumber" name="L244" href="#L244">244</a>
<a class="jxr_linenumber" name="L245" href="#L245">245</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> handle(<strong class="jxr_keyword">final</strong> String msg, <strong class="jxr_keyword">final</strong> Exception ex) {
<a class="jxr_linenumber" name="L246" href="#L246">246</a> System.err.println(msg);
<a class="jxr_linenumber" name="L247" href="#L247">247</a> ex.printStackTrace();
<a class="jxr_linenumber" name="L248" href="#L248">248</a>
<a class="jxr_linenumber" name="L249" href="#L249">249</a> <strong class="jxr_keyword">final</strong> StringWriter sw = <strong class="jxr_keyword">new</strong> StringWriter(INITIAL_STRING_WRITER_SIZE);
<a class="jxr_linenumber" name="L250" href="#L250">250</a> ex.printStackTrace(<strong class="jxr_keyword">new</strong> PrintWriter(sw));
<a class="jxr_linenumber" name="L251" href="#L251">251</a> JOptionPane.showMessageDialog(<strong class="jxr_keyword">this</strong>, sw.toString(), msg, JOptionPane.ERROR_MESSAGE);
<a class="jxr_linenumber" name="L252" href="#L252">252</a> }
<a class="jxr_linenumber" name="L253" href="#L253">253</a>
<a class="jxr_linenumber" name="L254" href="#L254">254</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L255" href="#L255">255</a> <em class="jxr_javadoccomment"> * Connects to the specified location and shows this panel in a window.</em>
<a class="jxr_linenumber" name="L256" href="#L256">256</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L257" href="#L257">257</a> <em class="jxr_javadoccomment"> * Useful links:</em>
<a class="jxr_linenumber" name="L258" href="#L258">258</a> <em class="jxr_javadoccomment"> * <a href="http://www.componative.com/content/controller/developer/insight" target="alexandria_uri">http://www.componative.com/content/controller/developer/insight</a>s</em>
<a class="jxr_linenumber" name="L259" href="#L259">259</a> <em class="jxr_javadoccomment"> * /jconsole3/</em>
<a class="jxr_linenumber" name="L260" href="#L260">260</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L261" href="#L261">261</a> <em class="jxr_javadoccomment"> * @param args must have at least one parameter, which specifies the</em>
<a class="jxr_linenumber" name="L262" href="#L262">262</a> <em class="jxr_javadoccomment"> * location to connect to. Must be of the form {@code host:port}</em>
<a class="jxr_linenumber" name="L263" href="#L263">263</a> <em class="jxr_javadoccomment"> * or {@code service:jmx:rmi:///jndi/rmi://&lt;host&gt;:&lt;port&gt;/jmxrmi}</em>
<a class="jxr_linenumber" name="L264" href="#L264">264</a> <em class="jxr_javadoccomment"> * or</em>
<a class="jxr_linenumber" name="L265" href="#L265">265</a> <em class="jxr_javadoccomment"> * {@code service:jmx:rmi://&lt;host&gt;:&lt;port&gt;/jndi/rmi://&lt;host&gt;:&lt;port&gt;/jmxrmi}</em>
<a class="jxr_linenumber" name="L266" href="#L266">266</a> <em class="jxr_javadoccomment"> * @throws Exception if anything goes wrong</em>
<a class="jxr_linenumber" name="L267" href="#L267">267</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L268" href="#L268">268</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(<strong class="jxr_keyword">final</strong> String[] args) <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="L269" href="#L269">269</a> <strong class="jxr_keyword">if</strong> (args.length &lt; 1) {
<a class="jxr_linenumber" name="L270" href="#L270">270</a> usage();
<a class="jxr_linenumber" name="L271" href="#L271">271</a> <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="L272" href="#L272">272</a> }
<a class="jxr_linenumber" name="L273" href="#L273">273</a> String serviceUrl = args[0];
<a class="jxr_linenumber" name="L274" href="#L274">274</a> <strong class="jxr_keyword">if</strong> (!serviceUrl.startsWith(<span class="jxr_string">"service:jmx"</span>)) {
<a class="jxr_linenumber" name="L275" href="#L275">275</a> serviceUrl = <span class="jxr_string">"service:jmx:rmi:///jndi/rmi://"</span> + args[0] + <span class="jxr_string">"/jmxrmi"</span>;
<a class="jxr_linenumber" name="L276" href="#L276">276</a> }
<a class="jxr_linenumber" name="L277" href="#L277">277</a> <strong class="jxr_keyword">final</strong> JMXServiceURL url = <strong class="jxr_keyword">new</strong> JMXServiceURL(serviceUrl);
<a class="jxr_linenumber" name="L278" href="#L278">278</a> <strong class="jxr_keyword">final</strong> Properties props = System.getProperties();
<a class="jxr_linenumber" name="L279" href="#L279">279</a> <strong class="jxr_keyword">final</strong> Map&lt;String, String&gt; paramMap = <strong class="jxr_keyword">new</strong> HashMap&lt;&gt;(props.size());
<a class="jxr_linenumber" name="L280" href="#L280">280</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> String key : props.stringPropertyNames()) {
<a class="jxr_linenumber" name="L281" href="#L281">281</a> paramMap.put(key, props.getProperty(key));
<a class="jxr_linenumber" name="L282" href="#L282">282</a> }
<a class="jxr_linenumber" name="L283" href="#L283">283</a> <strong class="jxr_keyword">final</strong> JMXConnector connector = JMXConnectorFactory.connect(url, paramMap);
<a class="jxr_linenumber" name="L284" href="#L284">284</a> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/Client.html">Client</a> client = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/Client.html">Client</a>(connector);
<a class="jxr_linenumber" name="L285" href="#L285">285</a> <strong class="jxr_keyword">final</strong> String title = <span class="jxr_string">"Log4j JMX Client - "</span> + url;
<a class="jxr_linenumber" name="L286" href="#L286">286</a>
<a class="jxr_linenumber" name="L287" href="#L287">287</a> SwingUtilities.invokeLater(<strong class="jxr_keyword">new</strong> Runnable() {
<a class="jxr_linenumber" name="L288" href="#L288">288</a> @Override
<a class="jxr_linenumber" name="L289" href="#L289">289</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> run() {
<a class="jxr_linenumber" name="L290" href="#L290">290</a> installLookAndFeel();
<a class="jxr_linenumber" name="L291" href="#L291">291</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L292" href="#L292">292</a> <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/ClientGui.html">ClientGui</a> gui = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/apache/logging/log4j/jmx/gui/ClientGui.html">ClientGui</a>(client);
<a class="jxr_linenumber" name="L293" href="#L293">293</a> <strong class="jxr_keyword">final</strong> JFrame frame = <strong class="jxr_keyword">new</strong> JFrame(title);
<a class="jxr_linenumber" name="L294" href="#L294">294</a> frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
<a class="jxr_linenumber" name="L295" href="#L295">295</a> frame.getContentPane().add(gui, BorderLayout.CENTER);
<a class="jxr_linenumber" name="L296" href="#L296">296</a> frame.pack();
<a class="jxr_linenumber" name="L297" href="#L297">297</a> frame.setVisible(<strong class="jxr_keyword">true</strong>);
<a class="jxr_linenumber" name="L298" href="#L298">298</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> Exception ex) {
<a class="jxr_linenumber" name="L299" href="#L299">299</a> <em class="jxr_comment">// if console is visible, print error so that</em>
<a class="jxr_linenumber" name="L300" href="#L300">300</a> <em class="jxr_comment">// the stack trace remains visible after error dialog is</em>
<a class="jxr_linenumber" name="L301" href="#L301">301</a> <em class="jxr_comment">// closed</em>
<a class="jxr_linenumber" name="L302" href="#L302">302</a> ex.printStackTrace();
<a class="jxr_linenumber" name="L303" href="#L303">303</a>
<a class="jxr_linenumber" name="L304" href="#L304">304</a> <em class="jxr_comment">// show error in dialog: there may not be a console window</em>
<a class="jxr_linenumber" name="L305" href="#L305">305</a> <em class="jxr_comment">// visible</em>
<a class="jxr_linenumber" name="L306" href="#L306">306</a> <strong class="jxr_keyword">final</strong> StringWriter sr = <strong class="jxr_keyword">new</strong> StringWriter();
<a class="jxr_linenumber" name="L307" href="#L307">307</a> ex.printStackTrace(<strong class="jxr_keyword">new</strong> PrintWriter(sr));
<a class="jxr_linenumber" name="L308" href="#L308">308</a> JOptionPane.showMessageDialog(<strong class="jxr_keyword">null</strong>, sr.toString(), <span class="jxr_string">"Error"</span>, JOptionPane.ERROR_MESSAGE);
<a class="jxr_linenumber" name="L309" href="#L309">309</a> }
<a class="jxr_linenumber" name="L310" href="#L310">310</a> }
<a class="jxr_linenumber" name="L311" href="#L311">311</a> });
<a class="jxr_linenumber" name="L312" href="#L312">312</a> }
<a class="jxr_linenumber" name="L313" href="#L313">313</a>
<a class="jxr_linenumber" name="L314" href="#L314">314</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> usage() {
<a class="jxr_linenumber" name="L315" href="#L315">315</a> <strong class="jxr_keyword">final</strong> String me = ClientGui.<strong class="jxr_keyword">class</strong>.getName();
<a class="jxr_linenumber" name="L316" href="#L316">316</a> System.err.println(<span class="jxr_string">"Usage: java "</span> + me + <span class="jxr_string">" &lt;host&gt;:&lt;port&gt;"</span>);
<a class="jxr_linenumber" name="L317" href="#L317">317</a> System.err.println(<span class="jxr_string">" or: java "</span> + me + <span class="jxr_string">" service:jmx:rmi:///jndi/rmi://&lt;host&gt;:&lt;port&gt;/jmxrmi"</span>);
<a class="jxr_linenumber" name="L318" href="#L318">318</a> <strong class="jxr_keyword">final</strong> String longAdr = <span class="jxr_string">" service:jmx:rmi://&lt;host&gt;:&lt;port&gt;/jndi/rmi://&lt;host&gt;:&lt;port&gt;/jmxrmi"</span>;
<a class="jxr_linenumber" name="L319" href="#L319">319</a> System.err.println(<span class="jxr_string">" or: java "</span> + me + longAdr);
<a class="jxr_linenumber" name="L320" href="#L320">320</a> }
<a class="jxr_linenumber" name="L321" href="#L321">321</a>
<a class="jxr_linenumber" name="L322" href="#L322">322</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> installLookAndFeel() {
<a class="jxr_linenumber" name="L323" href="#L323">323</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L324" href="#L324">324</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
<a class="jxr_linenumber" name="L325" href="#L325">325</a> <strong class="jxr_keyword">if</strong> (<span class="jxr_string">"Nimbus"</span>.equals(info.getName())) {
<a class="jxr_linenumber" name="L326" href="#L326">326</a> UIManager.setLookAndFeel(info.getClassName());
<a class="jxr_linenumber" name="L327" href="#L327">327</a> <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="L328" href="#L328">328</a> }
<a class="jxr_linenumber" name="L329" href="#L329">329</a> }
<a class="jxr_linenumber" name="L330" href="#L330">330</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> Exception ex) {
<a class="jxr_linenumber" name="L331" href="#L331">331</a> ex.printStackTrace();
<a class="jxr_linenumber" name="L332" href="#L332">332</a> }
<a class="jxr_linenumber" name="L333" href="#L333">333</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L334" href="#L334">334</a> UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
<a class="jxr_linenumber" name="L335" href="#L335">335</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> Exception e) {
<a class="jxr_linenumber" name="L336" href="#L336">336</a> e.printStackTrace();
<a class="jxr_linenumber" name="L337" href="#L337">337</a> }
<a class="jxr_linenumber" name="L338" href="#L338">338</a> }
<a class="jxr_linenumber" name="L339" href="#L339">339</a> }
</pre>
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