it.unimi.di.big.mg4j.index

Class AbstractIndexReader

java.lang.Object

it.unimi.di.big.mg4j.index.AbstractIndexReader

All Implemented Interfaces:

IndexReader, SafelyCloseable, Closeable, AutoCloseable

Direct Known Subclasses:

AbstractIndexClusterIndexReader, BitStreamHPIndexReader, BitStreamIndexReader, GammaDeltaGammaDeltaBitStreamHPIndexReader, GammaDeltaGammaDeltaBitStreamIndexReader, QuasiSuccinctIndexReader, SkipGammaDeltaGammaDeltaBitStreamIndexReader

public abstract class AbstractIndexReader
extends Object
implements IndexReader

An abstract, safely closeable implementation of an index reader.

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	closed Whether this reader has been closed.

Constructor Summary

Constructors

Constructor and Description
AbstractIndexReader()

Method Summary

Modifier and Type	Method and Description
void	close()
protected void	finalize()
IndexIterator	nextIterator() Throws an UnsupportedOperationException.

Methods inherited from class java.lang.Object

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

Methods inherited from interface it.unimi.di.big.mg4j.index.IndexReader

documents, documents

Field Detail

closed

protected boolean closed

Whether this reader has been closed.

Constructor Detail

AbstractIndexReader

public AbstractIndexReader()

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

finalize

protected void finalize()
                 throws Throwable

Overrides:

finalize in class Object

Throws:

Throwable

nextIterator

public IndexIterator nextIterator()
                           throws IOException

Throws an UnsupportedOperationException.

Specified by:

nextIterator in interface IndexReader

Returns:

the index iterator of the next term, or null if there are no more terms after the current one.

Throws:

IOException