com.cloudera.impala.util.FsPermissionChecker Class Reference

Collaboration diagram for com.cloudera.impala.util.FsPermissionChecker:

Classes
class	Permissions

Public Member Functions
Permissions	getPermissions (FileSystem fs, Path path) throws IOException

Static Public Member Functions
static FsPermissionChecker	getInstance ()

Protected Attributes
final String	user_

Static Package Functions
	[static initializer]

Private Member Functions
	FsPermissionChecker () throws IOException

Private Attributes
final Set< String >	groups_ = new HashSet<String>()

Static Private Attributes
static final Logger	LOG = LoggerFactory.getLogger(FsPermissionChecker.class)
static final FsPermissionChecker	instance_
static List< AclEntryType >	ACL_TYPE_PRIORITY

Detailed Description

Singleton class that can check whether the current user has permission to access paths in a FileSystem.

Definition at line 50 of file FsPermissionChecker.java.

Constructor & Destructor Documentation

com.cloudera.impala.util.FsPermissionChecker.FsPermissionChecker ( ) throws IOException

inlineprivate

Definition at line 65 of file FsPermissionChecker.java.

References com.cloudera.impala.util.FsPermissionChecker.user_.

Member Function Documentation

com.cloudera.impala.util.FsPermissionChecker.[static initializer] ( )

inlinestaticpackage

static FsPermissionChecker com.cloudera.impala.util.FsPermissionChecker.getInstance ( )

inlinestatic

Returns the FsPermissionChecker singleton.

Definition at line 290 of file FsPermissionChecker.java.

References com.cloudera.impala.util.FsPermissionChecker.instance_.

Permissions com.cloudera.impala.util.FsPermissionChecker.getPermissions ( FileSystem  fs, Path  path  ) throws IOException

inline

Returns a Permissions object that can answer all access permission queries for the given path.

Definition at line 273 of file FsPermissionChecker.java.

References path().

Referenced by com.cloudera.impala.analysis.HdfsUri.analyze(), and com.cloudera.impala.analysis.LoadDataStmt.analyzePaths().

Member Data Documentation

List<AclEntryType> com.cloudera.impala.util.FsPermissionChecker.ACL_TYPE_PRIORITY

staticprivate

Initial value:

=
      ImmutableList.of(AclEntryType.USER, AclEntryType.GROUP, AclEntryType.OTHER)

Definition at line 73 of file FsPermissionChecker.java.

Referenced by com.cloudera.impala.util.FsPermissionChecker.Permissions.checkAcls(), and com.cloudera.impala.util.FsPermissionChecker.Permissions.Permissions().

final Set<String> com.cloudera.impala.util.FsPermissionChecker.groups_ = new HashSet<String>()

private

Definition at line 54 of file FsPermissionChecker.java.

Referenced by com.cloudera.impala.util.FsPermissionChecker.Permissions.checkPermissions().

final FsPermissionChecker com.cloudera.impala.util.FsPermissionChecker.instance_

staticprivate

Definition at line 52 of file FsPermissionChecker.java.

Referenced by com.cloudera.impala.util.FsPermissionChecker.getInstance().

final Logger com.cloudera.impala.util.FsPermissionChecker.LOG = LoggerFactory.getLogger(FsPermissionChecker.class)

staticprivate

Definition at line 51 of file FsPermissionChecker.java.

final String com.cloudera.impala.util.FsPermissionChecker.user_

protected

Definition at line 53 of file FsPermissionChecker.java.

Referenced by com.cloudera.impala.util.FsPermissionChecker.Permissions.checkPermissions(), and com.cloudera.impala.util.FsPermissionChecker.FsPermissionChecker().

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The documentation for this class was generated from the following file:

• fe/src/main/java/com/cloudera/impala/util/FsPermissionChecker.java