Package com.tangosol.util.processor

Class TouchProcessor

java.lang.Object

com.tangosol.util.processor.TouchProcessor

All Implemented Interfaces:

ExternalizableLite, PortableObject, InvocableMap.EntryProcessor, Serializable

public class TouchProcessor
extends Object
implements InvocableMap.EntryProcessor, ExternalizableLite, PortableObject

Touches an entry (if present) in order to trigger interceptor re-evaluation and possibly increment expiry time.

Since:

12.2.1

Author:

as 2015.01.16

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
TouchProcessor()

Method Summary

Modifier and Type	Method	Description
Object	process(InvocableMap.Entry entry)	Process a Map.Entry object.
void	readExternal(PofReader pofReader)	Restore the contents of a user type instance by reading its state using the specified PofReader object.
void	readExternal(DataInput in)	Restore the contents of this object by loading the object's state from the passed DataInput object.
void	writeExternal(PofWriter pofWriter)	Save the contents of a POF user type instance by writing its state using the specified PofWriter object.
void	writeExternal(DataOutput out)	Save the contents of this object by storing the object's state into the passed DataOutput object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.tangosol.util.InvocableMap.EntryProcessor

processAll

Constructor Detail

TouchProcessor

public TouchProcessor()

Method Detail

process

public Object process(InvocableMap.Entry entry)

Description copied from interface: InvocableMap.EntryProcessor

Process a Map.Entry object.

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.

Specified by:

process in interface InvocableMap.EntryProcessor

Parameters:

entry - the Entry to process

Returns:

the result of the processing, if any

readExternal

public void readExternal(DataInput in)
                  throws IOException

Description copied from interface: ExternalizableLite

Restore the contents of this object by loading the object's state from the passed DataInput object.

Specified by:

readExternal in interface ExternalizableLite

Parameters:

in - the DataInput stream to read data from in order to restore the state of this object

Throws:

IOException - if an I/O exception occurs

NotActiveException - if the object is not in its initial state, and therefore cannot be deserialized into

writeExternal

public void writeExternal(DataOutput out)
                   throws IOException

Description copied from interface: ExternalizableLite

Save the contents of this object by storing the object's state into the passed DataOutput object.

Specified by:

writeExternal in interface ExternalizableLite

Parameters:

out - the DataOutput stream to write the state of this object to

Throws:

IOException - if an I/O exception occurs

readExternal

public void readExternal(PofReader pofReader)
                  throws IOException

Description copied from interface: PortableObject

Restore the contents of a user type instance by reading its state using the specified PofReader object.

Specified by:

readExternal in interface PortableObject

Parameters:

pofReader - the PofReader from which to read the object's state

Throws:

IOException - if an I/O error occurs

writeExternal

public void writeExternal(PofWriter pofWriter)
                   throws IOException

Description copied from interface: PortableObject

Save the contents of a POF user type instance by writing its state using the specified PofWriter object.

Specified by:

writeExternal in interface PortableObject

Parameters:

pofWriter - the PofWriter to which to write the object's state

Throws:

IOException - if an I/O error occurs