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Generic interface to provide Command objects with information
pertinent to the execution of the command. A particular
CommandEvent
is designed to meet the execution time needs of a
particular Command. The CommandEvent
provides the command with
access to the RequestContext
, as well an operation name (if
specified by the caller) and a collection of arbitrary parameter data which
are meaningful to the command's execution.
Command
Method Summary | |
java.lang.String |
getOperationName()
Returns the name of the operation for the command to perform. |
java.util.Map |
getParameters()
Returns the map of command parameters. |
RequestContext |
getRequestContext()
Returns the RequestContext |
java.lang.Object |
getSource()
Returns the event source |
Method Detail |
public java.lang.Object getSource()
public RequestContext getRequestContext()
public java.lang.String getOperationName()
Command.DEFAULT_OPERATION_NAME
constant if a different operation
name was not specified by the source of the event.public java.util.Map getParameters()
Command
object which recieves this event.
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