edu.rice.rubis.beans
Class MDB_BrowseRegions
java.lang.Object
|
+--edu.rice.rubis.beans.MDB_BrowseRegions
- All Implemented Interfaces:
- javax.ejb.EnterpriseBean, javax.ejb.MessageDrivenBean, javax.jms.MessageListener, java.io.Serializable
- public class MDB_BrowseRegions
- extends java.lang.Object
- implements javax.ejb.MessageDrivenBean, javax.jms.MessageListener
This message driven bean gets the list of regions from the database.
- Version:
- 1.0
- Author:
- Emmanuel Cecchet and Julie Marguerite
- See Also:
- Serialized Form
Method Summary |
void |
ejbCreate()
The Message driven bean must define an ejbCreate methods with no args. |
void |
ejbRemove()
A container invokes this method before it ends the life of the message-driven object.
|
java.lang.String |
listRegions()
Retrieve the list of regions from the database. |
void |
onMessage(javax.jms.Message request)
|
java.lang.String |
printRegion(java.lang.String name)
Region related printed functions |
void |
setMessageDrivenContext(javax.ejb.MessageDrivenContext ctx)
Set the associated context. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
MDB_BrowseRegions
public MDB_BrowseRegions()
onMessage
public void onMessage(javax.jms.Message request)
- Specified by:
onMessage
in interface javax.jms.MessageListener
listRegions
public java.lang.String listRegions()
throws java.lang.Exception
- Retrieve the list of regions from the database.
- Returns:
- a string in html format
- Since:
- 1.1
printRegion
public java.lang.String printRegion(java.lang.String name)
- Region related printed functions
- Parameters:
name
- the name of the region to display- Returns:
- a string in html format
- Since:
- 1.1
setMessageDrivenContext
public void setMessageDrivenContext(javax.ejb.MessageDrivenContext ctx)
- Set the associated context. The container call this method
after the instance creation.
The enterprise Bean instance should store the reference to the context
object in an instance variable.
This method is called with no transaction context.
- Specified by:
setMessageDrivenContext
in interface javax.ejb.MessageDrivenBean
- Parameters:
MessageDrivenContext
- A MessageDrivenContext interface for the instance.- Throws:
javax.ejb.EJBException
- Thrown by the method to indicate a failure caused by
a system-level error.
ejbCreate
public void ejbCreate()
- The Message driven bean must define an ejbCreate methods with no args.
ejbRemove
public void ejbRemove()
- A container invokes this method before it ends the life of the message-driven object.
This happens when a container decides to terminate the message-driven object.
This method is called with no transaction context.
- Specified by:
ejbRemove
in interface javax.ejb.MessageDrivenBean
- Throws:
javax.ejb.EJBException
- Thrown by the method to indicate a failure caused by
a system-level error.
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