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java.lang.Objectorg.infinispan.commands.remote.BaseRpcCommand
org.infinispan.commands.read.DistributedExecuteCommand<V>
public class DistributedExecuteCommand<V>
DistributedExecuteCommand is used to migrate Callable and execute it in remote JVM.
Field Summary | |
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static int |
COMMAND_ID
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Fields inherited from class org.infinispan.commands.remote.BaseRpcCommand |
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cacheName |
Constructor Summary | |
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DistributedExecuteCommand()
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DistributedExecuteCommand(String cacheName)
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DistributedExecuteCommand(String cacheName,
Collection<Object> inputKeys,
Callable<V> callable)
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Method Summary | |
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Object |
acceptVisitor(InvocationContext ctx,
Visitor visitor)
Accept a visitor, and return the result of accepting this visitor. |
boolean |
equals(Object obj)
|
Callable<V> |
getCallable()
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byte |
getCommandId()
Used by marshallers to convert this command into an id for streaming. |
Set<Object> |
getKeys()
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Object[] |
getParameters()
Used by marshallers to stream this command across a network |
UUID |
getUUID()
Returns UUID of a command |
int |
hashCode()
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boolean |
hasKeys()
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boolean |
ignoreCommandOnStatus(ComponentStatus status)
Similar to VisitableCommand.shouldInvoke(InvocationContext) but evaluated by InvocationContextInterceptor . |
void |
init(Cache<Object,Object> cache)
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boolean |
isReturnValueExpected()
If true, a return value will be provided when performed remotely. |
Object |
perform(InvocationContext context)
Performs invocation of Callable and returns result |
void |
setParameters(int commandId,
Object[] args)
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()
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Methods inherited from class org.infinispan.commands.remote.BaseRpcCommand |
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getCacheName, getOrigin, setOrigin |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.infinispan.commands.remote.CacheRpcCommand |
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getCacheName, getOrigin, setOrigin |
Field Detail |
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public static final int COMMAND_ID
Constructor Detail |
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public DistributedExecuteCommand(String cacheName)
public DistributedExecuteCommand(String cacheName, Collection<Object> inputKeys, Callable<V> callable)
public DistributedExecuteCommand()
Method Detail |
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public void init(Cache<Object,Object> cache)
public Object acceptVisitor(InvocationContext ctx, Visitor visitor) throws Throwable
VisitableCommand
acceptVisitor
in interface VisitableCommand
ctx
- invocation contextvisitor
- visitor to accept
Throwable
- in the event of problemspublic 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 shouldInvoke(InvocationContext ctx)
VisitableCommand
shouldInvoke
in interface VisitableCommand
public Object perform(InvocationContext context) throws Throwable
perform
in interface ReplicableCommand
ctx
- invocation context
Throwable
- in the event of problems.public Callable<V> getCallable()
public Set<Object> getKeys()
public boolean hasKeys()
public byte getCommandId()
ReplicableCommand
getCommandId
in interface ReplicableCommand
public UUID getUUID()
CancellableCommand
getUUID
in interface CancellableCommand
public Object[] getParameters()
ReplicableCommand
getParameters
in interface ReplicableCommand
public void setParameters(int commandId, Object[] args)
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
.args
- object array of argspublic int hashCode()
hashCode
in class Object
public boolean equals(Object obj)
equals
in class Object
public String toString()
toString
in class BaseRpcCommand
public boolean isReturnValueExpected()
ReplicableCommand
ResponseGenerator
may choose to simply return null to save on marshalling costs.
isReturnValueExpected
in interface ReplicableCommand
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