Added in API level 1

Principal

interface Principal

java.security.Principal

Known Direct Subclasses

Group, Identity, UserPrincipal, X500Principal

Group	This interface is used to represent a group of principals.
Identity	This class represents identities: real-world objects such as people, companies or organizations whose identities can be authenticated using their public keys.
UserPrincipal	A `Principal` representing an identity used to determine access rights to objects in a file system.
X500Principal	This class represents an X.

Known Indirect Subclasses

GroupPrincipal, IdentityScope, Signer

GroupPrincipal	A `UserPrincipal` representing a group identity, used to determine access rights to objects in a file system.
IdentityScope	This class represents a scope for identities.
Signer	This class is used to represent an Identity that can also digitally sign data.

This interface represents the abstract notion of a principal, which can be used to represent any entity, such as an individual, a corporation, and a login id.

Summary

Public methods
abstract String!	`getName()` Returns the name of this principal.
open Boolean	`implies(subject: Subject!)` Returns true if the specified subject is implied by this principal.

Public methods

getName

Added in API level 1

abstract fun getName(): String!

Returns the name of this principal.

Return
`String!`	the name of this principal.

implies

Added in API level 26

open fun implies(subject: Subject!): Boolean

Returns true if the specified subject is implied by this principal.

Parameters
`subject`	Subject!: the `Subject`

Return
`Boolean`	true if `subject` is non-null and is implied by this principal, or false otherwise.