ColumnIterator

java.lang.Object

com.illumon.iris.db.v2.iterators.ColumnIterator<TYPE>

All Implemented Interfaces:: Iterator<TYPE>

Direct Known Subclasses:: ByteColumnIterator, CharacterColumnIterator, DoubleColumnIterator, FloatColumnIterator, IntegerColumnIterator, LongColumnIterator, ShortColumnIterator

public class ColumnIterator<TYPE>
extends Object
implements Iterator<TYPE>

Iteration support for objects (including boxed primitives) contained with a ColumnSource.

Field Summary

Fields

Modifier and Type Field Description

protected ColumnSource<TYPE> columnSource

protected ReadOnlyIndex.Iterator indexIterator

Constructor Summary

Constructors
Constructor	Description
`ColumnIterator(Table table, String columnName)`	Create a new iterator.
`ColumnIterator(Index index, ColumnSource<TYPE> columnSource)`	Create a new iterator.

Method Summary

Modifier and Type Method Description

boolean hasNext()

TYPE next()

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

Field Details
- columnSource
  
  protected final ColumnSource<TYPE> columnSource
- indexIterator
  
  protected final ReadOnlyIndex.Iterator indexIterator
Constructor Details
- ColumnIterator
  
  public ColumnIterator(@NotNull Index index, @NotNull ColumnSource<TYPE> columnSource)
  
  Create a new iterator.
  
  Parameters:
  
  index - index for the column source
  
  columnSource - column source
- ColumnIterator
  
  public ColumnIterator(@NotNull Table table, @NotNull String columnName)
  
  Create a new iterator.
  
  Parameters:
  
  table - table to create the iterator from
  
  columnName - column name for iteration
Method Details
- hasNext
  
  public boolean hasNext()
  
  Specified by:
  
  hasNext in interface Iterator<TYPE>
- next
  
  public TYPE next()
  
  Specified by:
  
  next in interface Iterator<TYPE>