public class MethodInvocationProcessor<K,V,R> extends Object implements InvocableMap.EntryProcessor<K,V,R>, ExternalizableLite, PortableObject
Modifier and Type | Field and Description |
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protected Object[] |
m_aoArgs
Method arguments.
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protected boolean |
m_fMutator
A flag specifying whether the method mutates the state of a target object.
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protected String |
m_sMethodName
The name of the method to invoke.
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protected Remote.Supplier<V> |
m_supplier
The supplier that should be used to create the entry value if this
processor is invoked on an entry that is not present in the cache.
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Constructor and Description |
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MethodInvocationProcessor()
Deserialization constructor.
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MethodInvocationProcessor(Remote.Supplier<V> supplier,
String sMethodName,
boolean fMutator,
Object... aoArgs)
Construct MethodInvocationProcessor instance.
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MethodInvocationProcessor(String sMethodName,
boolean fMutator,
Object... aoArgs)
Construct MethodInvocationProcessor instance.
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Modifier and Type | Method and Description |
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Object[] |
getArgs()
Return the method arguments.
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String |
getMethodName()
Returns the name of the method to invoke.
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Remote.Supplier<V> |
getSupplier()
Returns the supplier that should be used when an entry is not present.
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boolean |
isMutator()
Returns a boolean specifying whether the method mutates the state of a target object.
|
R |
process(InvocableMap.Entry<K,V> entry)
Process a Map.Entry object.
|
void |
readExternal(DataInput in)
Restore the contents of this object by loading the object's state from
the passed DataInput object.
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void |
readExternal(PofReader in)
Restore the contents of a user type instance by reading its state using
the specified PofReader object.
|
void |
writeExternal(DataOutput out)
Save the contents of this object by storing the object's state into
the passed DataOutput object.
|
void |
writeExternal(PofWriter out)
Save the contents of a POF user type instance by writing its state using
the specified PofWriter object.
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
processAll
protected String m_sMethodName
protected boolean m_fMutator
protected Remote.Supplier<V> m_supplier
protected Object[] m_aoArgs
public MethodInvocationProcessor()
public MethodInvocationProcessor(String sMethodName, boolean fMutator, Object... aoArgs)
sMethodName
- the name of the method to invokefMutator
- a flag specifying whether the method mutates the
state of a target object, which implies that the
entry value should be updated after method invocationaoArgs
- method argumentspublic MethodInvocationProcessor(Remote.Supplier<V> supplier, String sMethodName, boolean fMutator, Object... aoArgs)
supplier
- the supplier that should be used to create the entry
value if this processor is invoked on an entry that
is not present in the cachesMethodName
- the name of the method to invokefMutator
- the flag specifying whether the method mutates the
state of a target object, which implies that the
entry value should be updated after method invocationaoArgs
- the method argumentspublic R process(InvocableMap.Entry<K,V> entry)
InvocableMap.EntryProcessor
Note: if this method throws an exception, all modifications to the supplied
entry or any other entries retrieved via the BackingMapContext.getBackingMapEntry(java.lang.Object)
API will be rolled back leaving all underlying values unchanged.
process
in interface InvocableMap.EntryProcessor<K,V,R>
entry
- the Entry to processpublic void readExternal(DataInput in) throws IOException
ExternalizableLite
readExternal
in interface ExternalizableLite
in
- the DataInput stream to read data from in order to restore
the state of this objectIOException
- if an I/O exception occursNotActiveException
- if the object is not in its initial
state, and therefore cannot be deserialized intopublic void writeExternal(DataOutput out) throws IOException
ExternalizableLite
writeExternal
in interface ExternalizableLite
out
- the DataOutput stream to write the state of this object toIOException
- if an I/O exception occurspublic void readExternal(PofReader in) throws IOException
PortableObject
readExternal
in interface PortableObject
in
- the PofReader from which to read the object's stateIOException
- if an I/O error occurspublic void writeExternal(PofWriter out) throws IOException
PortableObject
writeExternal
in interface PortableObject
out
- the PofWriter to which to write the object's stateIOException
- if an I/O error occurspublic String getMethodName()
public boolean isMutator()
public Remote.Supplier<V> getSupplier()
public Object[] getArgs()