net.yacy.kelondro.blob

Class HeapReader.entries

java.lang.Object

net.yacy.cora.util.LookAheadIterator<java.util.Map.Entry<byte[],byte[]>>

net.yacy.kelondro.blob.HeapReader.entries

All Implemented Interfaces:

java.lang.Cloneable, java.lang.Iterable<java.util.Map.Entry<byte[],byte[]>>, java.util.Iterator<java.util.Map.Entry<byte[],byte[]>>, CloneableIterator<java.util.Map.Entry<byte[],byte[]>>

Enclosing class:

HeapReader

public static class HeapReader.entries
extends LookAheadIterator<java.util.Map.Entry<byte[],byte[]>>
implements CloneableIterator<java.util.Map.Entry<byte[],byte[]>>, java.util.Iterator<java.util.Map.Entry<byte[],byte[]>>, java.lang.Iterable<java.util.Map.Entry<byte[],byte[]>>

static iterator of entries in BLOBHeap files: this is used to import heap dumps into a write-enabled index heap

Field Summary

Fields

Modifier and Type	Field and Description
private java.io.File	blobFile
private java.io.DataInputStream	is
(package private) int	keylen

Constructor Summary

Constructors

Constructor and Description
HeapReader.entries(java.io.File blobFile, int keylen)

Method Summary

Methods

Modifier and Type	Method and Description
CloneableIterator<java.util.Map.Entry<byte[],byte[]>>	clone(java.lang.Object modifier) clone the iterator using a modifier the modifier can be i.e.
void	close() a CloneableIterator should be closed after usage to free resources
java.util.Map.Entry<byte[],byte[]>	next0() the internal next-method

Methods inherited from class net.yacy.cora.util.LookAheadIterator

hasNext, iterator, next, remove

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

hasNext, next, remove

Methods inherited from interface java.lang.Iterable

iterator

Field Detail

is

private java.io.DataInputStream is

keylen

int keylen

blobFile

private final java.io.File blobFile

Constructor Detail

HeapReader.entries

public HeapReader.entries(java.io.File blobFile,
                  int keylen)
                   throws java.io.IOException

Throws:

java.io.IOException

Method Detail

clone

public CloneableIterator<java.util.Map.Entry<byte[],byte[]>> clone(java.lang.Object modifier)

Description copied from interface: CloneableIterator

clone the iterator using a modifier the modifier can be i.e. a re-start position

Specified by:

clone in interface CloneableIterator<java.util.Map.Entry<byte[],byte[]>>

Returns:

next0

public java.util.Map.Entry<byte[],byte[]> next0()

Description copied from class: LookAheadIterator

the internal next-method

Specified by:

next0 in class LookAheadIterator<java.util.Map.Entry<byte[],byte[]>>

Returns:

a value of type A if available or null if no more value are available

close

public void close()

Description copied from interface: CloneableIterator

a CloneableIterator should be closed after usage to free resources

Specified by:

close in interface CloneableIterator<java.util.Map.Entry<byte[],byte[]>>