alluxio.security.authorization

Class AclActions

java.lang.Object

alluxio.security.authorization.AclActions

All Implemented Interfaces:

Serializable

@NotThreadSafe
public final class AclActions
extends Object
implements Serializable

Permitted actions of an entry in AccessControlList.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
AclActions() Creates a new instance where no action is permitted.
AclActions(AclActions actions) Creates a copy of actions.
AclActions(Set<AclAction> actions) Creats a new instance with initial permitted actions.

Method Summary

Modifier and Type	Method and Description
void	add(AclAction action) Adds a permitted action.
boolean	contains(AclAction action)
boolean	equals(Object o)
Set<AclAction>	getActions()
int	hashCode()
void	mask(AclActions actions) Mask the actions.
void	merge(AclActions actions) Merges the actions.
String	toCliString()
Mode.Bits	toModeBits()
String	toString()
void	updateByModeBits(Mode.Bits bits) Updates permitted actions based on the mode bits.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

AclActions

public AclActions()

Creates a new instance where no action is permitted.

AclActions

public AclActions(AclActions actions)

Creates a copy of actions.

Parameters:

actions - the actions to be copied from

AclActions

public AclActions(Set<AclAction> actions)

Creats a new instance with initial permitted actions.

Parameters:

actions - the initial setEntry of permitted actions which is copied from

Method Detail

getActions

public Set<AclAction> getActions()

Returns:

an immutable copy of permitted actions

updateByModeBits

public void updateByModeBits(Mode.Bits bits)

Updates permitted actions based on the mode bits. For example, if bits imply READ, then READ is added to permitted actions, otherwise, READ is removed from permitted actions. Same logic applies to WRITE and EXECUTE.

Parameters:

bits - the mode bits

add

public void add(AclAction action)

Adds a permitted action.

Parameters:

action - the permitted action

merge

public void merge(AclActions actions)

Merges the actions. (Or operation)

Parameters:

actions - the actions to be merged from

mask

public void mask(AclActions actions)

Mask the actions. (And operation)

Parameters:

actions - the acl mask

contains

public boolean contains(AclAction action)

Parameters:

action - the action to be checked

Returns:

whether the action is contained in the permitted actions

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

toCliString

public String toCliString()

Returns:

the string representation for the CLI

toModeBits

public Mode.Bits toModeBits()

Returns:

the representation of the permitted actions in the format of Mode.Bits