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1
22 package org.jboss.console.twiddle.command;
23
24 import java.io.PrintWriter  ;
25
26 import javax.management.ObjectName ;
27 import javax.management.ObjectInstance ;
28 import javax.management.MBeanServerConnection ;
29 import javax.management.MalformedObjectNameException ;
30
31 import gnu.getopt.Getopt;
32 import gnu.getopt.LongOpt;
33
34 import org.jboss.util.Strings;
35
36
42 public class CreateCommand
43 extends MBeanServerCommand
44 {
45 private String className;
46
47 private ObjectName objectName;
48
49 private ObjectName loaderName;
50
51 public CreateCommand()
52 {
53 super("create", "Create an MBean");
54 }
55
56 public void displayHelp()
57 {
58 PrintWriter out = context.getWriter();
59
60 out.println(desc);
61 out.println();
62 out.println("usage: " + name + " [options] <class> [<name>]");
63 out.println();
64 out.println("options:");
65 out.println(" -l, --loader=<name> Treat object name as a query");
66 out.println(" -- Stop processing options");
67
68 out.flush();
69 }
70
71 private boolean processArguments(final String [] args)
72 throws CommandException
73 {
74 log.debug("processing arguments: " + Strings.join(args, ","));
75
76 if (args.length == 0) {
77 throw new CommandException("Command requires arguments");
78 }
79
80 String sopts = "-:l:";
81 LongOpt[] lopts =
82 {
83 new LongOpt("loader", LongOpt.OPTIONAL_ARGUMENT, null, 'l'),
84 };
85
86 Getopt getopt = new Getopt(null, args, sopts, lopts);
87 getopt.setOpterr(false);
88
89 int code;
90 int argidx = 0;
91
92 while ((code = getopt.getopt()) != -1)
93 {
94 switch (code)
95 {
96 case ':':
97 throw new CommandException
98 ("Option requires an argument: "+ args[getopt.getOptind() - 1]);
99
100 case '?':
101 throw new CommandException
102 ("Invalid (or ambiguous) option: " + args[getopt.getOptind() - 1]);
103
104 case 1:
106 {
107 String arg = getopt.getOptarg();
108
109 switch (argidx++) {
110 case 0:
111 className = arg;
112 log.debug("class name: " + className);
113 break;
114
115 case 1:
116 {
117 try {
118 objectName = new ObjectName (arg);
119 log.debug("mbean name: " + objectName);
120 }
121 catch (MalformedObjectNameException e) {
122 throw new CommandException("Invalid object name: " + arg);
123 }
124 break;
125 }
126
127 default:
128 throw new CommandException("Unused argument: " + arg);
129 }
130 break;
131 }
132
133 case 'l':
135 {
136 String arg = getopt.getOptarg();
137
138 try {
139 loaderName = new ObjectName (arg);
140 log.debug("loader name: " + loaderName);
141 }
142 catch (MalformedObjectNameException e) {
143 throw new CommandException("Invalid loader object name: " + arg);
144 }
145 break;
146 }
147 }
148 }
149
150 return true;
151 }
152
153 public void execute(String [] args) throws Exception
154 {
155 processArguments(args);
156
157 if (className == null)
158 throw new CommandException("Missing class name");
159
160 MBeanServerConnection server = getMBeanServer();
161
162 ObjectInstance obj;
163
164 if (loaderName == null) {
165 obj = server.createMBean(className, objectName);
166 }
167 else {
168 obj = server.createMBean(className, objectName, loaderName);
169 }
170
171 if (!context.isQuiet()) {
172 PrintWriter out = context.getWriter();
173 out.println(obj.getObjectName());
174 out.flush();
175 }
176 }
177 }
178 |
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