Module java.base
Package java.nio.file.attribute

## Class AclEntry.Builder

- java.lang.Object
- - java.nio.file.attribute.AclEntry.Builder

- Enclosing class:
    AclEntry

      public static final class AclEntry.Builder
      extends Object

  A builder of `AclEntry` objects.

  A `Builder` object is obtained by invoking one of the `newBuilder` methods defined by the `AclEntry` class.

  Builder objects are mutable and are not safe for use by multiple concurrent threads without appropriate synchronization.

  Since:
    1.7

- - ### Method Summary

    Modifier and Type | Method | Description
    --- | --- | ---
    `AclEntry` | `build()` | Constructs an `AclEntry` from the components of this builder.
    `AclEntry.Builder` | `setFlags​(AclEntryFlag... flags)` | Sets the flags component of this builder.
    `AclEntry.Builder` | `setFlags​(Set<AclEntryFlag> flags)` | Sets the flags component of this builder.
    `AclEntry.Builder` | `setPermissions​(AclEntryPermission... perms)` | Sets the permissions component of this builder.
    `AclEntry.Builder` | `setPermissions​(Set<AclEntryPermission> perms)` | Sets the permissions component of this builder.
    `AclEntry.Builder` | `setPrincipal​(UserPrincipal who)` | Sets the principal component of this builder.
    `AclEntry.Builder` | `setType​(AclEntryType type)` | Sets the type component of this builder.

    - ### Methods declared in class java.lang.Object

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

- - ### Method Detail

    - #### build

          public AclEntry build()

      Constructs an `AclEntry` from the components of this builder. The type and who components are required to have been set in order to construct an `AclEntry`.
      Returns:
        a new ACL entry
      Throws:
        `IllegalStateException` - if the type or who component have not been set

    - #### setType

          public AclEntry.Builder setType​(AclEntryType type)

      Sets the type component of this builder.
      Parameters:
        `type` - the component type
      Returns:
        this builder

    - #### setPrincipal

          public AclEntry.Builder setPrincipal​(UserPrincipal who)

      Sets the principal component of this builder.
      Parameters:
        `who` - the principal component
      Returns:
        this builder

    - #### setPermissions

          public AclEntry.Builder setPermissions​(Set<AclEntryPermission> perms)

      Sets the permissions component of this builder. On return, the permissions component of this builder is a copy of the given set.
      Parameters:
        `perms` - the permissions component
      Returns:
        this builder
      Throws:
        `ClassCastException` - if the set contains elements that are not of type `AclEntryPermission`

    - #### setPermissions

          public AclEntry.Builder setPermissions​(AclEntryPermission... perms)

      Sets the permissions component of this builder. On return, the permissions component of this builder is a copy of the permissions in the given array.
      Parameters:
        `perms` - the permissions component
      Returns:
        this builder

    - #### setFlags

          public AclEntry.Builder setFlags​(Set<AclEntryFlag> flags)

      Sets the flags component of this builder. On return, the flags component of this builder is a copy of the given set.
      Parameters:
        `flags` - the flags component
      Returns:
        this builder
      Throws:
        `ClassCastException` - if the set contains elements that are not of type `AclEntryFlag`

    - #### setFlags

          public AclEntry.Builder setFlags​(AclEntryFlag... flags)

      Sets the flags component of this builder. On return, the flags component of this builder is a copy of the flags in the given array.
      Parameters:
        `flags` - the flags component
      Returns:
        this builder