public abstract class AbstractDataCommand extends AbstractFlagAffectedCommand implements DataCommand
Modifier and Type | Field and Description |
---|---|
protected Object |
key |
flags
Modifier | Constructor and Description |
---|---|
protected |
AbstractDataCommand() |
protected |
AbstractDataCommand(Object key,
Set<Flag> flags) |
Modifier and Type | Method and Description |
---|---|
boolean |
equals(Object obj) |
Object |
getKey() |
abstract Object[] |
getParameters()
Used by marshallers to stream this command across a network
|
int |
hashCode() |
boolean |
ignoreCommandOnStatus(ComponentStatus status)
Similar to
VisitableCommand.shouldInvoke(InvocationContext) but evaluated by InvocationContextInterceptor . |
boolean |
isReturnValueExpected()
If true, a return value will be provided when performed remotely.
|
void |
setKey(Object key) |
abstract void |
setParameters(int commandId,
Object[] parameters)
Used by the
CommandsFactory to create a command from raw data read off a stream. |
boolean |
shouldInvoke(InvocationContext ctx)
Used by the InboundInvocationHandler to determine whether the command should be invoked or not.
|
String |
toString() |
getFlags, hasFlag, setFlags
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
acceptVisitor
getCommandId, perform
protected Object key
public Object getKey()
getKey
in interface DataCommand
public void setKey(Object key)
public abstract void setParameters(int commandId, Object[] parameters)
ReplicableCommand
CommandsFactory
to create a command from raw data read off a stream.setParameters
in interface ReplicableCommand
commandId
- command id to set. This is usually unused but *could* be used in the event of a command having
multiple IDs, such as PutKeyValueCommand
.parameters
- object array of argspublic abstract Object[] getParameters()
ReplicableCommand
getParameters
in interface ReplicableCommand
public boolean shouldInvoke(InvocationContext ctx)
VisitableCommand
shouldInvoke
in interface VisitableCommand
public boolean ignoreCommandOnStatus(ComponentStatus status)
VisitableCommand
VisitableCommand.shouldInvoke(InvocationContext)
but evaluated by InvocationContextInterceptor
.
Commands can opt to be discarded in case the cache status is not suited (as InvalidateCommand
)ignoreCommandOnStatus
in interface VisitableCommand
public boolean isReturnValueExpected()
ReplicableCommand
ResponseGenerator
may choose to simply return null to save on marshalling costs.isReturnValueExpected
in interface ReplicableCommand
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