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java.lang.Objectorg.eclipse.emf.common.command.AbstractCommand
org.eclipse.emf.common.command.IdentityCommand
A command that always produces the same result.
| Nested Class Summary |
|---|
| Nested classes inherited from class org.eclipse.emf.common.command.AbstractCommand |
|---|
AbstractCommand.NonDirtying |
| Field Summary | |
|---|---|
static IdentityCommand |
INSTANCE
An empty instance of this object. |
protected java.util.Collection |
result
Keeps track of the result returned from IdentityCommand.getResult(). |
| Fields inherited from class org.eclipse.emf.common.command.AbstractCommand |
|---|
description, isExecutable, isPrepared, label |
| Constructor Summary | |
|---|---|
IdentityCommand()
Creates an empty instance. |
|
IdentityCommand(java.util.Collection result)
Creates an instance with the given result collection. |
|
IdentityCommand(java.lang.Object result)
Creates an instance with a result collection containing the given result object. |
|
IdentityCommand(java.lang.String label)
Creates an instance with the given label. |
|
IdentityCommand(java.lang.String label,
java.util.Collection result)
Creates an instance with the given label the result collection. |
|
IdentityCommand(java.lang.String label,
java.lang.Object result)
Creates an instance with the given label and a result collection containing the given result object. |
|
IdentityCommand(java.lang.String label,
java.lang.String description)
Creates an instance with the given label and description. |
|
IdentityCommand(java.lang.String label,
java.lang.String description,
java.util.Collection result)
Creates an instance with the given label, description, result collection. |
|
IdentityCommand(java.lang.String label,
java.lang.String description,
java.lang.Object result)
Creates an instance with the given label, description, and a result collection containing the given result object. |
|
| Method Summary | |
|---|---|
boolean |
canExecute()
Returns true. |
void |
execute()
Do nothing. |
java.lang.String |
getDescription()
Returns a string suitable to help describe the effect of this command. |
java.lang.String |
getLabel()
Returns a string suitable to represent the label that identifies this command. |
java.util.Collection |
getResult()
Return the identity result. |
void |
redo()
Do nothing. |
void |
undo()
Do nothing. |
| Methods inherited from class org.eclipse.emf.common.command.AbstractCommand |
|---|
canUndo, chain, dispose, getAffectedObjects, prepare, setDescription, setLabel, toString |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Field Detail |
public static final IdentityCommand INSTANCE
protected java.util.Collection result
IdentityCommand.getResult().
| Constructor Detail |
public IdentityCommand()
public IdentityCommand(java.lang.Object result)
result - the one object in the result collection.public IdentityCommand(java.util.Collection result)
result - the result collection.public IdentityCommand(java.lang.String label)
label - the label.
public IdentityCommand(java.lang.String label,
java.lang.Object result)
label - the label.result - the one object in the result collection.
public IdentityCommand(java.lang.String label,
java.util.Collection result)
label - the label.result - the result collection.
public IdentityCommand(java.lang.String label,
java.lang.String description)
label - the label.description - the description.
public IdentityCommand(java.lang.String label,
java.lang.String description,
java.lang.Object result)
label - the label.description - the description.result - the one object in the result collection.
public IdentityCommand(java.lang.String label,
java.lang.String description,
java.util.Collection result)
label - the label.description - the description.result - the result collection.| Method Detail |
public boolean canExecute()
true.
canExecute in interface CommandcanExecute in class AbstractCommandtrue.public void execute()
public void undo()
undo in interface Commandundo in class AbstractCommandpublic void redo()
public java.lang.String getLabel()
Command
getLabel in interface CommandgetLabel in class AbstractCommandpublic java.lang.String getDescription()
Command
getDescription in interface CommandgetDescription in class AbstractCommandpublic java.util.Collection getResult()
getResult in interface CommandgetResult in class AbstractCommand
|
Copyright 2001-2006 IBM Corporation and others. All Rights Reserved. |
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