Package com.netflix.genie.common.internal.dtos

Class DirectoryManifest

java.lang.Object

com.netflix.genie.common.internal.dtos.DirectoryManifest

public class DirectoryManifest
extends Object

A manifest of all the files and subdirectories in a directory.

Since:

4.0.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	DirectoryManifest.Factory	Factory that encapsulates directory manifest creation.
static interface	DirectoryManifest.Filter	This interface defines a filter function used during creation of the manifest.
static class	DirectoryManifest.ManifestEntry	Representation of the metadata for a job file on a given underlying storage system.

Constructor Summary

Constructors

Constructor	Description
DirectoryManifest(Set<DirectoryManifest.ManifestEntry> entries)	Create a manifest from an existing set of entries.

Method Summary

Modifier and Type	Method	Description
Set<DirectoryManifest.ManifestEntry>	getDirectories()	Get all the entries that are directories for this manifest.
Optional<DirectoryManifest.ManifestEntry>	getEntry(String path)	Get the entry, if one exists, for the given path.
Set<DirectoryManifest.ManifestEntry>	getFiles()	Get all the entries that are files for this manifest.
int	getNumDirectories()	Get the total number of directories in this manifest.
int	getNumFiles()	Get the total number of files in this manifest.
long	getTotalSizeOfFiles()	Get the total size of the files contained in this manifest.
boolean	hasEntry(String path)	Check whether an entry exists for the given path.

Methods inherited from class java.lang.Object

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

Constructor Details

DirectoryManifest

public DirectoryManifest(Set<DirectoryManifest.ManifestEntry> entries)

Create a manifest from an existing set of entries. Generally this should be used to regenerate an in memory manifest instance from JSON.

Parameters:

entries - The entries in this manifest

Method Details

hasEntry

public boolean hasEntry(String path)

Check whether an entry exists for the given path.

Parameters:

path - The path to check. Relative to the root of the original job directory.

Returns:

true if an entry exists for this path

getEntry

public Optional<DirectoryManifest.ManifestEntry> getEntry(String path)

Get the entry, if one exists, for the given path.

Parameters:

path - The path to get an entry for. Relative to the root of the original job directory.

Returns:

The entry wrapped in an Optional or Optional.empty() if no entry exists

getFiles

public Set<DirectoryManifest.ManifestEntry> getFiles()

Get all the entries that are files for this manifest.

Returns:

All the file DirectoryManifest.ManifestEntry's as an immutable set.

getDirectories

public Set<DirectoryManifest.ManifestEntry> getDirectories()

Get all the entries that are directories for this manifest.

Returns:

All the directory DirectoryManifest.ManifestEntry's as an immutable set.

getNumFiles

public int getNumFiles()

Get the total number of files in this manifest.

Returns:

The total number of files that are in this job directory

getNumDirectories

public int getNumDirectories()

Get the total number of directories in this manifest.

Returns:

The total number of sub directories that are in this job directory

getTotalSizeOfFiles

public long getTotalSizeOfFiles()

Get the total size of the files contained in this manifest.

Returns:

The total size (in bytes) of all the files in this job directory