/[projects]/miscJava/bukkit-minecraft-plugins/HoerupUtils/src/dk/thoerup/bukkit/hoeruputils/web/StatusListener.java
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Contents of /miscJava/bukkit-minecraft-plugins/HoerupUtils/src/dk/thoerup/bukkit/hoeruputils/web/StatusListener.java

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Revision 1675 - (show annotations) (download)
Wed Dec 28 13:20:43 2011 UTC (12 years, 4 months ago) by torben
File size: 4363 byte(s)
is web calls concurrent or serialized ?
1 package dk.thoerup.bukkit.hoeruputils.web;
2
3 import java.io.File;
4 import java.text.SimpleDateFormat;
5 import java.util.Date;
6 import java.util.Set;
7 import java.util.Map;
8 import org.bukkit.Location;
9 import org.bukkit.Server;
10 import org.bukkit.OfflinePlayer;
11 import org.bukkit.entity.Player;
12 import org.bukkit.plugin.Plugin;
13
14 import org.bukkit.configuration.Configuration;
15
16 import org.kokakiwi.apicraft.events.ApiEvent;
17 import org.kokakiwi.apicraft.events.ApiListener;
18
19 public class StatusListener extends ApiListener {
20
21 SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
22
23 Server server;
24 Configuration loginConfig;
25 Configuration homeConfig;
26
27 long cachedTime = 0;
28 String cachedXml = "";
29
30 public StatusListener(Server server, Configuration loginConfig, Configuration homeConfig) {
31 this.server = server;
32 this.loginConfig = loginConfig;
33 this.homeConfig = homeConfig;
34 }
35
36 String formatTime(String input) {
37 return formatTime( Long.parseLong(input) );
38 }
39 String formatTime(long input) {
40 Date d = new Date( input );
41 return format.format(d );
42 }
43
44 @Override
45 public void onApiEvent(ApiEvent event) {
46 if(!event.path[0].equalsIgnoreCase("webstatus")) {
47 return;
48 }
49
50 String xml;
51
52 synchronized(this) { //is this necessary ?
53 long now = System.currentTimeMillis();
54 if ( (now-cachedTime) > 5000) {
55 xml = buildXML();
56 cachedXml = xml;
57 cachedTime = now;
58 } else {
59 xml = cachedXml;
60 }
61 }
62
63
64 event.setResponse(xml);
65 event.setActionTaken(true);
66 }
67
68 private String buildXML() {
69
70 StringBuilder sb = new StringBuilder();
71
72 sb.append("<?xml version=\"1.0\"?> \n");
73 sb.append("<serverinfo>");
74
75 sb.append("<version>" + server.getVersion() + "</version>\n");
76
77 long mb = 1024*1024;
78 Runtime rt = Runtime.getRuntime();
79 sb.append("<memory>\n");
80 sb.append("<free>" + rt.freeMemory()/mb + "</free>\n");
81 sb.append("<total>" + rt.totalMemory()/mb + "</total>\n");
82 sb.append("<max>" + rt.maxMemory()/mb + "</max>\n");
83 sb.append("</memory>\n");
84
85
86 long now = System.currentTimeMillis();
87
88 sb.append("<players>\n");
89 OfflinePlayer playerList[] = server.getOfflinePlayers();
90 for (OfflinePlayer player : playerList) {
91 long first = player.getFirstPlayed();
92 long last = player.getLastPlayed();
93
94
95 sb.append("<player>\n");
96 sb.append("<name>" + player.getName() + "</name>\n" );
97
98 sb.append("<firstseen>" + formatTime(first) + "</firstseen>\n");
99 sb.append("<lastseen>" + formatTime(last) + "</lastseen>\n");
100
101 sb.append("<online>" + (player.isOnline() ? 1 : 0 ) + "</online>\n" );
102
103 if (player.isOnline() ) {
104 long login = loginConfig.getLong( player.getName() + ".logintime", -1);
105 long elapsed = (login>-1 ? (now-login) / 1000 : -1);
106
107 Player p2 = server.getPlayer( player.getName() );
108 Location loc = p2.getLocation();
109
110 sb.append("<sessionlength>" + elapsed + "</sessionlength>\n" );
111 sb.append("<ip>" + p2.getAddress().getAddress().toString().replace("/","") + "</ip>\n" );
112 sb.append("<location>");
113 sb.append("<x>" + loc.getBlockX() + "</x>");
114 sb.append("<y>" + loc.getBlockY() + "</y>");
115 sb.append("<z>" + loc.getBlockZ() + "</z>");
116 sb.append("<world>" + loc.getWorld().getName() + "</world>");
117 sb.append("</location>");
118 }
119
120 String homeWorld = homeConfig.getString( player.getName() + ".world");
121 if (homeWorld != null) {
122 sb.append("<home>");
123 sb.append("<world>" + homeWorld + "</world>\n");
124 sb.append("<x>" + (int)homeConfig.getDouble(player.getName() + ".x") + "</x>\n");
125 sb.append("<y>" + (int)homeConfig.getDouble(player.getName() + ".y") + "</y>\n");
126 sb.append("<z>" + (int)homeConfig.getDouble(player.getName() + ".z") + "</z>\n");
127 sb.append("</home>");
128
129 }
130
131
132 sb.append("</player>\n");
133 }
134 sb.append("</players>\n");
135
136 sb.append("<plugins>\n");
137 for (Plugin plugin : server.getPluginManager().getPlugins()) {
138
139 sb.append("<plugin>\n");
140 sb.append("<name>" + plugin.getDescription().getName() + "</name>\n");
141 sb.append("<version>" + plugin.getDescription().getVersion() + "</version>\n");
142 sb.append("<website>" + (plugin.getDescription().getWebsite() != null ? plugin.getDescription().getWebsite() : "") + "</website>\n");
143 sb.append("</plugin>\n");
144 }
145 sb.append("</plugins>\n");
146
147 sb.append("</serverinfo>");
148
149 return sb.toString();
150
151 }
152
153 }

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