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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=3841

incorrect state reported by EmbeddedManager.java:start()

           Summary: incorrect state reported by EmbeddedManager.java:start()
           Product: Tomcat 4
           Version: 4.0 Final
          Platform: All
        OS/Version: Other
            Status: NEW
          Severity: Minor
          Priority: Other
         Component: Catalina
        AssignedTo: [EMAIL PROTECTED]
        ReportedBy: [EMAIL PROTECTED]


The start() method of EmbeddedManager.java reports its state incorrectly if
Embedded.java:start() throws an exception.  The "catch" block looks OK, it sets
the state to "Stopped", but the problem is that the code after the catch then
gets executed and sends an erroneous AttributeChangeNotification to the JMX
MBean Server.

The fix is to put the AttributeChangeNotification into the try{} block, so that
it won't run if an error is thrown.  Here's a patch:

Index: catalina/src/share/org/apache/catalina/startup/EmbeddedManager.java
===================================================================
RCS file:
/home/cvspublic/jakarta-tomcat-4.0/catalina/src/share/org/apache/catalina/startup/EmbeddedManager.java,v
retrieving revision 1.3
diff -u -r1.3 EmbeddedManager.java
--- catalina/src/share/org/apache/catalina/startup/EmbeddedManager.java 2001/07/22 
20:25:13     1.3
+++ catalina/src/share/org/apache/catalina/startup/EmbeddedManager.java 2001/09/26 
+16:19:17
@@ -192,6 +192,13 @@
 
             embedded.start();
 
+
    state = STARTED;
+
    notification = new AttributeChangeNotification
+
        (this, sequenceNumber++, System.currentTimeMillis(),
+
         "Started " + NAME, "State", "java.lang.Integer",
+
         new Integer(STARTING), new Integer(STARTED));
+
    sendNotification(notification);
+
         } catch (Throwable t) {
             state = STOPPED;
             notification = new AttributeChangeNotification
@@ -200,13 +207,6 @@
                  new Integer(STARTING), new Integer(STOPPED));
             sendNotification(notification);
         }
-
-        state = STARTED;
-        notification = new AttributeChangeNotification
-            (this, sequenceNumber++, System.currentTimeMillis(),
-             "Started " + NAME, "State", "java.lang.Integer",
-             new Integer(STARTING), new Integer(STARTED));
-        sendNotification(notification);
 
     }

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