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added in API level 26

LinkPermission

public final class LinkPermission
extends BasicPermission

java.lang.Object
   ↳ java.security.Permission
     ↳ java.security.BasicPermission
       ↳ java.nio.file.LinkPermission


The Permission class for link creation operations.

The following table provides a summary description of what the permission allows, and discusses the risks of granting code the permission.

Permission Target Name What the Permission Allows Risks of Allowing this Permission
hard Ability to add an existing file to a directory. This is sometimes known as creating a link, or hard link. Extreme care should be taken when granting this permission. It allows linking to any file or directory in the file system thus allowing the attacker access to all files.
symbolic Ability to create symbolic links. Extreme care should be taken when granting this permission. It allows linking to any file or directory in the file system thus allowing the attacker to access to all files.

Summary

Public constructors

LinkPermission(String name)

Constructs a LinkPermission with the specified name.

LinkPermission(String name, String actions)

Constructs a LinkPermission with the specified name.

Inherited methods

Public constructors

LinkPermission

added in API level 26
public LinkPermission (String name)

Constructs a LinkPermission with the specified name.

Parameters
name String: the name of the permission. It must be "hard" or "symbolic".

Throws
IllegalArgumentException if name is empty or invalid

LinkPermission

added in API level 26
public LinkPermission (String name, 
                String actions)

Constructs a LinkPermission with the specified name.

Parameters
name String: the name of the permission; must be "hard" or "symbolic".

actions String: the actions for the permission; must be the empty string or null

Throws
IllegalArgumentException if name is empty or invalid, or actions is a non-empty string