org.apache.calcite.avatica

Class MetaImpl.FetchIterator

java.lang.Object

org.apache.calcite.avatica.MetaImpl.FetchIterator

All Implemented Interfaces:

Iterator<Object>

Enclosing class:

MetaImpl

private class MetaImpl.FetchIterator
extends Object
implements Iterator<Object>

Iterator over rows coming from a sequence of Meta.Frames.

Field Summary

Fields

Modifier and Type	Field and Description
private long	currentOffset
private Meta.Frame	frame
private List<TypedValue>	originalParameterValues
private List<TypedValue>	parameterValues
private Iterator<Object>	rows
private QueryState	state
private AvaticaStatement	stmt

Constructor Summary

Constructors

Constructor and Description
MetaImpl.FetchIterator(AvaticaStatement stmt, QueryState state, Meta.Frame firstFrame, List<TypedValue> parameterValues)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	hasNext()
private void	moveNext()
Object	next()
void	remove()
private void	resetStatement()

Methods inherited from class java.lang.Object

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

Field Detail

stmt

private final AvaticaStatement stmt

state

private final QueryState state

frame

private Meta.Frame frame

rows

private Iterator<Object> rows

parameterValues

private List<TypedValue> parameterValues

originalParameterValues

private List<TypedValue> originalParameterValues

currentOffset

private long currentOffset

Constructor Detail

MetaImpl.FetchIterator

public MetaImpl.FetchIterator(AvaticaStatement stmt,
                      QueryState state,
                      Meta.Frame firstFrame,
                      List<TypedValue> parameterValues)

Method Detail

remove

public void remove()

Specified by:

remove in interface Iterator<Object>

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Object>

next

public Object next()

Specified by:

next in interface Iterator<Object>

moveNext

private void moveNext()

resetStatement

private void resetStatement()