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1
24
25 package org.objectweb.cjdbc.console.text.commands.dbadmin;
26
27 import java.util.ArrayList  ;
28
29 import org.objectweb.cjdbc.common.i18n.ConsoleTranslate;
30 import org.objectweb.cjdbc.common.i18n.Translate;
31 import org.objectweb.cjdbc.common.jmx.mbeans.VirtualDatabaseMBean;
32 import org.objectweb.cjdbc.common.monitor.backend.BackendStatistics;
33 import org.objectweb.cjdbc.console.text.ColorPrinter;
34 import org.objectweb.cjdbc.console.text.formatter.TableFormatter;
35 import org.objectweb.cjdbc.console.text.module.VirtualDatabaseAdmin;
36
37
43 public class ShowBackend extends AbstractAdminCommand
44 {
45
46
51 public ShowBackend(VirtualDatabaseAdmin module)
52 {
53 super(module);
54 }
55
56
59 public void parse(String commandText) throws Exception
60 {
61 if (commandText.trim().length() == 0)
62 {
63 console.printError(getUsage());
64 return;
65 }
66
67 VirtualDatabaseMBean db = jmxClient.getVirtualDatabaseProxy(dbName, user,
68 password);
69 String [] backendNames;
70 if (("*").equals(commandText.trim()))
71 {
72 ArrayList backendNamesList = db.getAllBackendNames();
73 backendNames = (String []) backendNamesList
74 .toArray(new String [backendNamesList.size()]);
75 }
76 else
77 {
78 String backendName = commandText.trim();
79 backendNames = new String []{backendName};
80 }
81
82 ArrayList stats = new ArrayList ();
83 for (int i = 0; i < backendNames.length; i++)
84 {
85 String backendName = backendNames[i];
86 BackendStatistics stat = db.getBackendStatistics(backendName);
87 if (stat == null)
88 {
89 continue;
90 }
91 stats.add(stat);
92 }
93 if (stats.size() == 0)
94 {
95 console.println(ConsoleTranslate.get("admin.command.show.backend.no.stats", commandText));
96 return;
97 }
98 String formattedBackends = TableFormatter.format(
99 getBackendStatisticsDescriptions(),
100 getBackendStatisticsAsStrings(stats), false);
101 console.println(formattedBackends, ColorPrinter.STATUS);
102 }
103
104 private String [][] getBackendStatisticsAsStrings(ArrayList stats)
105 {
106 String [][] statsStr = new String [stats.size()][14];
107 for (int i = 0; i < statsStr.length; i++)
108 {
109 BackendStatistics stat = (BackendStatistics)stats.get(i);
110 statsStr[i][0] = stat.getBackendName();
111 statsStr[i][1] = stat.getDriverClassName();
112 statsStr[i][2] = stat.getUrl();
113 statsStr[i][3] = Integer.toString(stat.getNumberOfActiveTransactions());
114 statsStr[i][4] = Integer.toString(stat.getNumberOfPendingRequests());
115 statsStr[i][5] = Boolean.toString(stat.isReadEnabled());
116 statsStr[i][6] = Boolean.toString(stat.isWriteEnabled());
117 statsStr[i][7] = stat.getInitializationStatus();
118 statsStr[i][8] = Boolean.toString(stat.isSchemaStatic());
119 statsStr[i][9] = Integer.toString(stat.getNumberOfConnectionManagers());
120 statsStr[i][10] = Long.toString(stat.getNumberOfTotalActiveConnections());
121 statsStr[i][11] = Integer.toString(stat.getNumberOfTotalRequests());
122 statsStr[i][12] = Integer.toString(stat.getNumberOfTotalTransactions());
123 statsStr[i][13] = stat.getLastKnownCheckpoint();
124 }
125 return statsStr;
126 }
127
128 private String [] getBackendStatisticsDescriptions()
129 {
130 String [] descriptions = new String [14];
131 descriptions[0] = Translate.get("console.infoviewer.backend.name");
132 descriptions[1] = Translate.get("console.infoviewer.backend.driver");
133 descriptions[2] = Translate.get("console.infoviewer.backend.url");
134 descriptions[3] = Translate
135 .get("console.infoviewer.backend.active.transactions");
136 descriptions[4] = Translate
137 .get("console.infoviewer.backend.pending.requests");
138 descriptions[5] = Translate.get("console.infoviewer.backend.read.enabled");
139 descriptions[6] = Translate.get("console.infoviewer.backend.write.enabled");
140 descriptions[7] = Translate.get("console.infoviewer.backend.init.status");
141 descriptions[8] = Translate.get("console.infoviewer.backend.static.schema");
142 descriptions[9] = Translate
143 .get("console.infoviewer.backend.connection.managers");
144 descriptions[10] = Translate
145 .get("console.infoviewer.backend.total.active.connections");
146 descriptions[11] = Translate
147 .get("console.infoviewer.backend.total.requests");
148 descriptions[12] = Translate
149 .get("console.infoviewer.backend.total.transactions");
150 descriptions[13] = Translate
151 .get("console.infoviewer.backend.lastknown.checkpoint");
152 return descriptions;
153 }
154
155
158 public String getCommandName()
159 {
160
161 return "show backend";
162 }
163
164
167 public String getCommandParameters()
168 {
169 return ConsoleTranslate.get("admin.command.show.backend.params");
170 }
171
172
175 public String getCommandDescription()
176 {
177 return ConsoleTranslate.get("admin.command.show.backend.description");
178 }
179
180 }
181 |
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