Class LCommandMetadataRemove

java.lang.Object

com.io7m.laurel.filemodel.internal.LCommandAbstract<List<LMetadataValue>>

com.io7m.laurel.filemodel.internal.LCommandMetadataRemove

All Implemented Interfaces:

LCommandType<List<LMetadataValue>>

public final class LCommandMetadataRemove
extends LCommandAbstract<List<LMetadataValue>>

Remove metadata.

Constructor Summary

Constructors

Constructor	Description
LCommandMetadataRemove()	Remove metadata.

Method Summary

Modifier and Type	Method	Description
String	describe()
protected LCommandUndoable	onExecute(LFileModel model, LDatabaseTransactionType transaction, List<LMetadataValue> requests)
protected void	onRedo(LFileModel model, LDatabaseTransactionType transaction)
protected void	onUndo(LFileModel model, LDatabaseTransactionType transaction)
static LCommandFactoryType<List<LMetadataValue>>	provider()
Properties	toProperties()

Methods inherited from class LCommandAbstract

execute, isExecuted, redo, setExecuted, undo

Methods inherited from class Object

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

Methods inherited from interface LCommandType

loading, requiresCompaction, serialize

Constructor Details

LCommandMetadataRemove

public LCommandMetadataRemove()

Remove metadata.

Method Details

provider

public static LCommandFactoryType<List<LMetadataValue>> provider()

Returns:

A command factory

onExecute

protected LCommandUndoable onExecute(LFileModel model,
 LDatabaseTransactionType transaction,
 List<LMetadataValue> requests)
                              throws LException

Specified by:

onExecute in class LCommandAbstract<List<LMetadataValue>>

Throws:

LException

onUndo

protected void onUndo(LFileModel model,
 LDatabaseTransactionType transaction)

Specified by:

onUndo in class LCommandAbstract<List<LMetadataValue>>

onRedo

protected void onRedo(LFileModel model,
 LDatabaseTransactionType transaction)

Specified by:

onRedo in class LCommandAbstract<List<LMetadataValue>>

toProperties

public Properties toProperties()

Returns:

The command as a set of properties

describe

public String describe()

Returns:

A humanly-readable description of the operation