org.apache.ignite.internal.processors.igfs

Class IgfsPathIds

java.lang.Object

org.apache.ignite.internal.processors.igfs.IgfsPathIds

public class IgfsPathIds
extends Object

Path IDs abstraction. Contains path and corresponding IDs.

Constructor Summary

Constructors

Constructor and Description
IgfsPathIds(IgfsPath path, String[] parts, IgniteUuid[] ids) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	addExistingIds(Collection<IgniteUuid> col, boolean relaxed) Add existing IDs to provided collection.
void	addSurrogateIds(Collection<IgniteUuid> col) Add surrogate IDs to provided collection potentially creating them on demand.
boolean	allExists() Whether all parts exists.
int	count() Get number of elements.
IgniteUuid	id(int idx) Get ID at the give index.
boolean	isLastIndex(int idx) Whether provided index denotes last entry in the path.
IgniteUuid	lastExistingId() Get ID of the last existing entry.
int	lastExistingIndex() Get index of the last existing entry.
IgfsPath	lastExistingPath() Get path of the last existing element.
boolean	lastExists() Whether last entry exists.
IgniteUuid	lastId() Get last ID.
boolean	lastParentExists() Whether parent of the last entry exists.
IgniteUuid	lastParentId() Get last parent ID.
String	lastPart() Get last part of original path.
IgfsPathIds	parent() Get parent entity.
String	part(int idx) Get path part at the given index.
IgfsPath	path() Get original path.
IgniteUuid	surrogateId(int idx) Get surrogate ID at the given index.
boolean	verifyIntegrity(Map<IgniteUuid,IgfsEntryInfo> infos, boolean relaxed) Verify that observed paths are found in provided infos in the right order.

Methods inherited from class java.lang.Object

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

Constructor Detail

IgfsPathIds

public IgfsPathIds(IgfsPath path,
           String[] parts,
           IgniteUuid[] ids)

Constructor.

Parameters:

path - Path.

parts - Path parts.

ids - IDs.

Method Detail

parent

public IgfsPathIds parent()

Get parent entity.

Returns:

Parent entity.

count

public int count()

Get number of elements.

Returns:

ID count.

path

public IgfsPath path()

Get original path.

Returns:

Path.

part

public String part(int idx)

Get path part at the given index.

Parameters:

idx - Index.

Returns:

Path part.

lastPart

public String lastPart()

Get last part of original path.

Returns:

Last part.

lastId

public IgniteUuid lastId()

Get last ID.

Returns:

Last ID.

lastParentId

@Nullable
public IgniteUuid lastParentId()

Get last parent ID.

Returns:

Last parent ID.

isLastIndex

public boolean isLastIndex(int idx)

Whether provided index denotes last entry in the path.

Parameters:

idx - Index.

Returns:

True if last.

lastExistingPath

public IgfsPath lastExistingPath()

Get path of the last existing element.

Returns:

Path of the last existing element.

allExists

public boolean allExists()

Whether all parts exists.

Returns:

True if all parts were found.

lastExists

public boolean lastExists()

Whether last entry exists.

Returns:

True if exists.

lastParentExists

public boolean lastParentExists()

Whether parent of the last entry exists.

Returns:

True if exists.

lastExistingId

public IgniteUuid lastExistingId()

Get ID of the last existing entry.

Returns:

ID of the last existing entry.

lastExistingIndex

public int lastExistingIndex()

Get index of the last existing entry.

Returns:

Index of the last existing entry.

addExistingIds

public void addExistingIds(Collection<IgniteUuid> col,
                  boolean relaxed)

Add existing IDs to provided collection.

Parameters:

col - Collection.

relaxed - Relaxed mode flag.

addSurrogateIds

public void addSurrogateIds(Collection<IgniteUuid> col)

Add surrogate IDs to provided collection potentially creating them on demand.

Parameters:

col - Collection.

id

public IgniteUuid id(int idx)

Get ID at the give index.

Parameters:

idx - Index.

Returns:

ID.

surrogateId

public IgniteUuid surrogateId(int idx)

Get surrogate ID at the given index.

Parameters:

idx - Index.

Returns:

Surrogate ID.

verifyIntegrity

public boolean verifyIntegrity(Map<IgniteUuid,IgfsEntryInfo> infos,
                      boolean relaxed)

Verify that observed paths are found in provided infos in the right order.

Parameters:

infos - Info.

relaxed - Whether to perform check in relaxed mode.

Returns:

True if full integrity is preserved.