User: starksm
Date: 02/02/09 18:50:00
Modified: src/main/org/jboss/system InfoMBean.java Info.java
Log:
Add the listMemoryUsage, listThreadDump and displayPackageInfo methods
from the 2.4 version
Revision Changes Path
1.5 +17 -6 jboss/src/main/org/jboss/system/InfoMBean.java
Index: InfoMBean.java
===================================================================
RCS file: /cvsroot/jboss/jboss/src/main/org/jboss/system/InfoMBean.java,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -r1.4 -r1.5
--- InfoMBean.java 7 Feb 2002 00:05:56 -0000 1.4
+++ InfoMBean.java 10 Feb 2002 02:50:00 -0000 1.5
@@ -16,17 +16,28 @@
* @author <a href="mailto:[EMAIL PROTECTED]";>Hiram Chirino</a>
* @author <a href="mailto:[EMAIL PROTECTED]";>Jason Dillon</a>
* @author <a href="mailto:[EMAIL PROTECTED]";>Marc Fleury</a>
- * @version $Revision: 1.4 $
+ * @version $Revision: 1.5 $
*/
public interface InfoMBean
{
String OBJECT_NAME = ":service=Info";
+ /** InetAddress.getLocalHost().getHostName();
+ */
String getHostName();
-
+ /** Returns InetAddress.getLocalHost().getHostAddress();
+ */
String getHostAddress();
-
- Map showProperties();
-
- String showThreads();
+ /** Return the total memory and free memory from Runtime
+ */
+ String listMemoryUsage();
+ /** Return a listing of the active threads and thread groups.
+ */
+ String listThreadDump();
+ /** Display the java.lang.Package info for the pkgName */
+ String displayPackageInfo(String pkgName);
+ /** Return a Map of System.getProperties() with a toString implementation
+ *that provides an html table of the key/value pairs
+ */
+ Map showProperties();
}
1.9 +151 -95 jboss/src/main/org/jboss/system/Info.java
Index: Info.java
===================================================================
RCS file: /cvsroot/jboss/jboss/src/main/org/jboss/system/Info.java,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -r1.8 -r1.9
--- Info.java 7 Feb 2002 00:05:56 -0000 1.8
+++ Info.java 10 Feb 2002 02:50:00 -0000 1.9
@@ -19,7 +19,7 @@
import org.jboss.logging.Logger;
/**
- * An MBean that provides a rich view of system information for the JBoss
+ * An MBean that provides a rich view of system information for the JBoss
* server in which it is deployed.
*
* @author <a href="mailto:[EMAIL PROTECTED]";>Rickard Öberg</a>
@@ -27,45 +27,46 @@
* @author <a href="mailto:[EMAIL PROTECTED]";>Hiram Chirino</a>
* @author <a href="mailto:[EMAIL PROTECTED]";>Jason Dillon</a>
* @author <a href="mailto:[EMAIL PROTECTED]";>Marc Fleury</a>
- * @version $Revision: 1.8 $
+ * @version $Revision: 1.9 $
*/
public class Info
implements InfoMBean, MBeanRegistration
{
/** Class logger. */
private static final Logger log = Logger.getLogger(Info.class);
-
+
/** The cached host name for the server. */
private String hostName;
-
+
/** The cached host address for the server. */
private String hostAddress;
-
-
+
+
///////////////////////////////////////////////////////////////////////////
// JMX Hooks //
///////////////////////////////////////////////////////////////////////////
-
+
public ObjectName preRegister(MBeanServer server, ObjectName name)
throws Exception
{
// Dump out basic JVM & OS info as INFO priority msgs
log.info("Java version: " +
- System.getProperty("java.version") + "," +
- System.getProperty("java.vendor"));
+ System.getProperty("java.version") + "," +
+ System.getProperty("java.vendor"));
log.info("Java VM: " +
- System.getProperty("java.vm.name") + " " +
- System.getProperty("java.vm.version") + "," +
- System.getProperty("java.vm.vendor"));
+ System.getProperty("java.vm.name") + " " +
+ System.getProperty("java.vm.version") + "," +
+ System.getProperty("java.vm.vendor"));
log.info("OS-System: " +
- System.getProperty("os.name") + " " +
- System.getProperty("os.version") + "," +
- System.getProperty("os.arch"));
-
+ System.getProperty("os.name") + " " +
+ System.getProperty("os.version") + "," +
+ System.getProperty("os.arch"));
+
// Dump out the entire system properties if debug is enabled
- if (log.isDebugEnabled()) {
+ if (log.isDebugEnabled())
+ {
log.debug("Full System Properties Dump");
Enumeration names = System.getProperties().propertyNames();
while (names.hasMoreElements())
@@ -77,123 +78,178 @@
return (name != null ? name : new ObjectName(OBJECT_NAME));
}
-
- public void postRegister(Boolean registrationDone) {
+
+ public void postRegister(Boolean registrationDone)
+ {
// empty
}
-
- public void preDeregister() throws Exception {
+
+ public void preDeregister() throws Exception
+ {
// empty
}
-
- public void postDeregister() {
+
+ public void postDeregister()
+ {
// empty
}
-
-
+
+
///////////////////////////////////////////////////////////////////////////
// Server Information //
///////////////////////////////////////////////////////////////////////////
-
- public String getHostName() {
- if (hostName == null) {
- try {
- hostName = java.net.InetAddress.getLocalHost().getHostName();
- }
- catch (java.net.UnknownHostException e) {
- log.error("Error looking up local hostname", e);
- hostName = "<unknown>";
- }
+
+ public String getHostName()
+ {
+ if (hostName == null)
+ {
+ try
+ {
+ hostName = java.net.InetAddress.getLocalHost().getHostName();
+ }
+ catch (java.net.UnknownHostException e)
+ {
+ log.error("Error looking up local hostname", e);
+ hostName = "<unknown>";
+ }
}
-
+
return hostName;
}
-
- public String getHostAddress() {
- if (hostAddress == null) {
- try {
- hostAddress = java.net.InetAddress.getLocalHost().getHostAddress();
- }
- catch (java.net.UnknownHostException e) {
- log.error("Error looking up local address", e);
- hostAddress = "<unknown>";
- }
+
+ public String getHostAddress()
+ {
+ if (hostAddress == null)
+ {
+ try
+ {
+ hostAddress = java.net.InetAddress.getLocalHost().getHostAddress();
+ }
+ catch (java.net.UnknownHostException e)
+ {
+ log.error("Error looking up local address", e);
+ hostAddress = "<unknown>";
+ }
}
-
+
return hostAddress;
}
- private String getThreadGroupInfo(ThreadGroup group) {
- StringBuffer rc = new StringBuffer();
-
- rc.append("<BR><B>");
- rc.append("Thread Group: " + group.getName());
- rc.append("</B> : ");
- rc.append("max priority:" + group.getMaxPriority() +
- ", demon:" + group.isDaemon());
-
- rc.append("<blockquote>");
- Thread threads[]= new Thread[group.activeCount()];
- group.enumerate(threads, false);
- for (int i= 0; i < threads.length && threads[i] != null; i++) {
- rc.append("<B>");
- rc.append("Thread: " + threads[i].getName());
- rc.append("</B> : ");
- rc.append("priority:" + threads[i].getPriority() +
- ", demon:" + threads[i].isDaemon());
- rc.append("<BR>");
- }
-
- ThreadGroup groups[]= new ThreadGroup[group.activeGroupCount()];
- group.enumerate(groups, false);
- for (int i= 0; i < groups.length && groups[i] != null; i++) {
- rc.append(getThreadGroupInfo(groups[i]));
- }
- rc.append("</blockquote>");
-
- return rc.toString();
+ /** Return the total memory and free memory from Runtime
+ */
+ public String listMemoryUsage()
+ {
+ String rc= "<P><B>Total Memory: </B>" +
+ (Runtime.getRuntime().totalMemory()) +
+ " </P>" + "<P><B>Free Memory: </B>" +
+ (Runtime.getRuntime().freeMemory()) + " </P>";
+ return rc;
}
-
- public String showThreads() {
+
+ /** Return a listing of the active threads and thread groups.
+ */
+ public String listThreadDump()
+ {
// Get the root thread group
ThreadGroup root= Thread.currentThread().getThreadGroup();
- while (root.getParent() != null) {
+ while (root.getParent() != null)
+ {
root = root.getParent();
}
-
- // I'm not sure why what gets reported is off by +1,
+
+ // I'm not sure why what gets reported is off by +1,
// but I'm adjusting so that it is consistent with the display
int activeThreads = root.activeCount()-1;
-
// I'm not sure why what gets reported is off by -1
// but I'm adjusting so that it is consistent with the display
int activeGroups = root.activeGroupCount()+1;
-
+
String rc=
- "<b>Total Threads:</b> "+activeThreads+"<br>"+
- "<b>Total Thread Groups:</b> "+activeGroups+"<br>"+
- getThreadGroupInfo(root) ;
+ "<b>Total Threads:</b> "+activeThreads+"<br>"+
+ "<b>Total Thread Groups:</b> "+activeGroups+"<br>"+
+ getThreadGroupInfo(root) ;
return rc;
}
-
- public Map showProperties() {
- return new HashMap(System.getProperties()) {
- public String toString() {
+
+ /** Display the java.lang.Package info for the pkgName */
+ public String displayPackageInfo(String pkgName)
+ {
+ Package pkg = Package.getPackage(pkgName);
+ if( pkg == null )
+ return "<h2>Package:"+pkgName+" Not Found!</h2>";
+
+ StringBuffer info = new StringBuffer("<h2>Package: "+pkgName+"</h2>");
+ info.append("<pre>\n");
+ info.append("SpecificationTitle: "+pkg.getSpecificationTitle());
+ info.append("\nSpecificationVersion: "+pkg.getSpecificationVersion());
+ info.append("\nSpecificationVendor: "+pkg.getSpecificationVendor());
+ info.append("\nImplementationTitle: "+pkg.getImplementationTitle());
+ info.append("\nImplementationVersion: "+pkg.getImplementationVersion());
+ info.append("\nImplementationVendor: "+pkg.getImplementationVendor());
+ info.append("\nisSealed: "+pkg.isSealed());
+ info.append("</pre>\n");
+ return info.toString();
+ }
+
+ /** Return a Map of System.getProperties() with a toString implementation
+ *that provides an html table of the key/value pairs
+ */
+ public Map showProperties()
+ {
+ return new HashMap(System.getProperties())
+ {
+ public String toString()
+ {
StringBuffer buff = new StringBuffer();
buff.append("<table>");
Iterator iter = keySet().iterator();
- while (iter.hasNext()) {
+ while (iter.hasNext())
+ {
String key = (String)iter.next();
buff.append("<tr><td align=\"left\">")
- .append(key)
- .append("</td><td align=\"left\">")
- .append(get(key))
- .append("</td></tr>\n\r");
+ .append(key)
+ .append("</td><td align=\"left\">")
+ .append(get(key))
+ .append("</td></tr>\n\r");
}
buff.append("</table>");
return buff.toString();
}
};
+ }
+
+ private String getThreadGroupInfo(ThreadGroup group)
+ {
+ StringBuffer rc = new StringBuffer();
+
+ rc.append("<BR><B>");
+ rc.append("Thread Group: " + group.getName());
+ rc.append("</B> : ");
+ rc.append("max priority:" + group.getMaxPriority() +
+ ", demon:" + group.isDaemon());
+
+ rc.append("<blockquote>");
+ Thread threads[]= new Thread[group.activeCount()];
+ group.enumerate(threads, false);
+ for (int i= 0; i < threads.length && threads[i] != null; i++)
+ {
+ rc.append("<B>");
+ rc.append("Thread: " + threads[i].getName());
+ rc.append("</B> : ");
+ rc.append("priority:" + threads[i].getPriority() +
+ ", demon:" + threads[i].isDaemon());
+ rc.append("<BR>");
+ }
+
+ ThreadGroup groups[]= new ThreadGroup[group.activeGroupCount()];
+ group.enumerate(groups, false);
+ for (int i= 0; i < groups.length && groups[i] != null; i++)
+ {
+ rc.append(getThreadGroupInfo(groups[i]));
+ }
+ rc.append("</blockquote>");
+
+ return rc.toString();
}
}
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