alluxio.master.predicate

Interface FilePredicate

All Known Implementing Classes:

DatePredicate, TimePredicate

public interface FilePredicate

A FilePredicate represents an expression which evaluates to true or false for a file filter.

Field Summary

Fields

Modifier and Type	Field and Description
static com.google.common.cache.LoadingCache<ClassLoader,List<FilePredicateFactory>>	ALL_FACTORIES

Method Summary

Modifier and Type	Method and Description
static FilePredicate	create(Job.FileFilter filter) Creates a file predicate from a file filter.
java.util.function.Predicate<FileInfo>	get() Get the predicate function from the file predicate.

Field Detail

ALL_FACTORIES

static final com.google.common.cache.LoadingCache<ClassLoader,List<FilePredicateFactory>> ALL_FACTORIES

Method Detail

get

java.util.function.Predicate<FileInfo> get()

Get the predicate function from the file predicate.

Returns:

the predicate function

create

static FilePredicate create(Job.FileFilter filter)

Creates a file predicate from a file filter. If the filter name is invalid, it will throw exception.

Parameters:

filter - the file filter

Returns:

the file predicate