Package org.apache.beam.sdk.io.fs

Enum Class EmptyMatchTreatment

java.lang.Object

java.lang.Enum<EmptyMatchTreatment>

org.apache.beam.sdk.io.fs.EmptyMatchTreatment

All Implemented Interfaces:

Serializable, Comparable<EmptyMatchTreatment>, Constable

public enum EmptyMatchTreatment
extends Enum<EmptyMatchTreatment>

Options for allowing or disallowing filepatterns that match no resources in FileSystems.match(java.util.List<java.lang.String>).

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
ALLOW	Filepatterns matching no resources are allowed.
ALLOW_IF_WILDCARD	Filepatterns matching no resources are allowed if the filepattern contains a glob wildcard character, and disallowed otherwise (i.e.
DISALLOW	Filepatterns matching no resources are disallowed.

Method Summary

Modifier and Type	Method	Description
static EmptyMatchTreatment	valueOf(String name)	Returns the enum constant of this class with the specified name.
static EmptyMatchTreatment[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

ALLOW

public static final EmptyMatchTreatment ALLOW

Filepatterns matching no resources are allowed. For such a filepattern, MatchResult.status() will be MatchResult.Status.OK and MatchResult.metadata() will return an empty list.

DISALLOW

public static final EmptyMatchTreatment DISALLOW

Filepatterns matching no resources are disallowed. For such a filepattern, MatchResult.status() will be MatchResult.Status.NOT_FOUND and MatchResult.metadata() will throw a FileNotFoundException.

ALLOW_IF_WILDCARD

public static final EmptyMatchTreatment ALLOW_IF_WILDCARD

Filepatterns matching no resources are allowed if the filepattern contains a glob wildcard character, and disallowed otherwise (i.e. if the filepattern specifies a single file).

Method Details

values

public static EmptyMatchTreatment[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static EmptyMatchTreatment valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null