org.apache.ignite.internal.commandline.indexreader

Class IgniteIndexReaderFilePageStoreFactoryImpl

java.lang.Object

org.apache.ignite.internal.commandline.indexreader.IgniteIndexReaderFilePageStoreFactoryImpl

All Implemented Interfaces:

IgniteIndexReaderFilePageStoreFactory

public class IgniteIndexReaderFilePageStoreFactoryImpl
extends Object
implements IgniteIndexReaderFilePageStoreFactory

Factory FilePageStore for case of regular pds.

Constructor Summary

Constructors

Constructor and Description
IgniteIndexReaderFilePageStoreFactoryImpl(File dir, int pageSize, int partCnt, int filePageStoreVer) Constructor.

Method Summary

Modifier and Type	Method and Description
@Nullable FilePageStore	createFilePageStore(int partId, byte type, Collection<Throwable> errors) Creating new FilePageStore.
ByteBuffer	headerBuffer(byte type) Create buffer with header.
int	pageSize() Return page size.
int	partitionCount() Return partition count.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ignite.internal.commandline.indexreader.IgniteIndexReaderFilePageStoreFactory

createFilePageStoreWithEnsure, getFile

Constructor Detail

IgniteIndexReaderFilePageStoreFactoryImpl

public IgniteIndexReaderFilePageStoreFactoryImpl(File dir,
                                                 int pageSize,
                                                 int partCnt,
                                                 int filePageStoreVer)

Constructor.

Parameters:

dir - Directory with data(partitions and index).

pageSize - Page size.

partCnt - Partition count.

filePageStoreVer - Page store version.

Method Detail

createFilePageStore

@Nullable
public @Nullable FilePageStore createFilePageStore(int partId,
                                                             byte type,
                                                             Collection<Throwable> errors)
                                                      throws IgniteCheckedException

Creating new FilePageStore. It can return null if partition file were not found, for example: node should not contain it by affinity.

Specified by:

createFilePageStore in interface IgniteIndexReaderFilePageStoreFactory

Parameters:

partId - Partition ID.

type - Data type, can be PageIdAllocator.FLAG_IDX or PageIdAllocator.FLAG_DATA.

errors - Errors while reading partition.

Returns:

New instance of FilePageStore or null.

Throws:

IgniteCheckedException - If there are errors when creating FilePageStore.

headerBuffer

public ByteBuffer headerBuffer(byte type)
                        throws IgniteCheckedException

Create buffer with header.

Specified by:

headerBuffer in interface IgniteIndexReaderFilePageStoreFactory

Parameters:

type - Data type, can be PageIdAllocator.FLAG_IDX or PageIdAllocator.FLAG_DATA.

Returns:

New buffer with header.

Throws:

IgniteCheckedException

pageSize

public int pageSize()

Return page size.

Specified by:

pageSize in interface IgniteIndexReaderFilePageStoreFactory

Returns:

Page size.

partitionCount

public int partitionCount()

Return partition count.

Specified by:

partitionCount in interface IgniteIndexReaderFilePageStoreFactory

Returns:

Partition count.