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add query support

This commit is contained in:
Doug MacEachern 2008-10-09 06:36:46 +00:00
parent 63478f28ff
commit c7b398b53a
1 changed files with 28 additions and 2 deletions
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30
bindings/java/src/org/hyperic/sigar/cmd/Mx.java
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@ -21,6 +21,8 @@ import java.util.Iterator;
import java.util.List; import java.util.List;
import java.util.Set; import java.util.Set;
import javax.management.MBeanAttributeInfo;
import javax.management.MBeanInfo;
import javax.management.MBeanServer; import javax.management.MBeanServer;
import javax.management.MBeanServerFactory; import javax.management.MBeanServerFactory;
import javax.management.ObjectName; import javax.management.ObjectName;
@ -44,6 +46,10 @@ public class Mx extends SigarCommandBase {
return "Register MBeans for use via jconsole, etc."; return "Register MBeans for use via jconsole, etc.";
} }
protected boolean validateArgs(String[] args) {
return args.length <= 1;
}
public static MBeanServer getMBeanServer() public static MBeanServer getMBeanServer()
throws SigarException { throws SigarException {
List servers = List servers =
@ -73,12 +79,32 @@ public class Mx extends SigarCommandBase {
public void output(String[] args) throws SigarException { public void output(String[] args) throws SigarException {
MBeanServer server = getMBeanServer(); MBeanServer server = getMBeanServer();
register(server); register(server);
boolean hasQuery = args.length != 0;
try { try {
String query;
if (hasQuery) {
query = args[0];
}
else {
query = "sigar:*";
}
Set beans = Set beans =
server.queryNames(new ObjectName("sigar:*"), null); server.queryNames(new ObjectName(query), null);
println(beans.size() + " MBeans are registered..."); println(beans.size() + " MBeans are registered...");
for (Iterator it=beans.iterator(); it.hasNext();) { for (Iterator it=beans.iterator(); it.hasNext();) {
println(it.next().toString()); ObjectName name = (ObjectName)it.next();
if (hasQuery) {
MBeanInfo info = server.getMBeanInfo(name);
MBeanAttributeInfo[] attrs = info.getAttributes();
for (int i=0; i<attrs.length; i++) {
String attr = attrs[i].getName();
Object val = server.getAttribute(name, attr);
println(name + ":" + attr + "=" + val);
}
}
else {
println(name.toString());
}
} }
} catch (Exception e) { } catch (Exception e) {
throw new SigarException(e.getMessage()); throw new SigarException(e.getMessage());