org.apache.ignite.internal.commandline.indexreader

Class IndexReaderUtils

java.lang.Object

org.apache.ignite.internal.commandline.indexreader.IndexReaderUtils

public class IndexReaderUtils
extends Object

Collection of utility methods used throughout index reading.

Method Summary

Modifier and Type	Method and Description
static long	align(long val, int base) Align value to base.
static long	linkSize() Returns approximate link size in bytes.
static long	objectArraySize(int len) Approximate calculation of array objects size in bytes.
static long	objectSize(long fieldsSize) Approximate calculation of object size in bytes.
static String	partitionFileAbsolutePath(File parent, int partId) Returns the absolute pathname string of partition.

Methods inherited from class java.lang.Object

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

Method Detail

align

public static long align(long val,
                         int base)

Align value to base.

Parameters:

val - Value.

base - Base.

Returns:

Base-aligned value.

linkSize

public static long linkSize()

Returns approximate link size in bytes.

Returns:

Approximate link size in bytes.

objectSize

public static long objectSize(long fieldsSize)

Approximate calculation of object size in bytes.

Parameters:

fieldsSize - Approximate fields size in bytes.

Returns:

Approximate object size in bytes.

objectArraySize

public static long objectArraySize(int len)

Approximate calculation of array objects size in bytes.

Parameters:

len - Length of array.

Returns:

Approximate array objects size in bytes.

partitionFileAbsolutePath

public static String partitionFileAbsolutePath(File parent,
                                               int partId)

Returns the absolute pathname string of partition.

Parameters:

partId - Partition number.

parent - Partition directory.

Returns:

Partition absolute pathname string.