Module org.yamcs.core

Package org.yamcs.yarch.rocksdb

Class RdbHistogramIterator

java.lang.Object

org.yamcs.yarch.rocksdb.RdbHistogramIterator

All Implemented Interfaces:

AutoCloseable, Iterator<HistogramRecord>, HistogramIterator

public class RdbHistogramIterator
extends Object
implements HistogramIterator

Constructor Summary

Constructors

Constructor	Description
RdbHistogramIterator(String yamcsInstance, Tablespace tablespace, TableDefinition tblDef, String colName, TimeInterval interval)

Method Summary

Modifier and Type	Method	Description
void	close()	Close the iterator
boolean	hasNext()
HistogramRecord	next()
void	seek(byte[] columnValue, long time)

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

forEachRemaining, remove

Constructor Details

RdbHistogramIterator

public RdbHistogramIterator(String yamcsInstance,
 Tablespace tablespace,
 TableDefinition tblDef,
 String colName,
 TimeInterval interval)
                     throws org.rocksdb.RocksDBException,
IOException

Throws:

org.rocksdb.RocksDBException

IOException

Method Details

close

public void close()

Description copied from interface: HistogramIterator

Close the iterator

Specified by:

close in interface AutoCloseable

Specified by:

close in interface HistogramIterator

seek

public void seek(byte[] columnValue,
 long time)

Specified by:

seek in interface HistogramIterator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<HistogramRecord>

next

public HistogramRecord next()

Specified by:

next in interface Iterator<HistogramRecord>