org.apache.calcite.adapter.file

Class FileEnumerator

java.lang.Object

org.apache.calcite.adapter.file.FileEnumerator

All Implemented Interfaces:

AutoCloseable, Enumerator<Object>

class FileEnumerator
extends Object
implements Enumerator<Object>

Wraps FileReader and FileRowConverter, enumerates tr DOM elements as table rows.

Field Summary

Fields

Modifier and Type	Field and Description
private FileRowConverter	converter
private Object	current
private int[]	fields
private Iterator<org.jsoup.select.Elements>	iterator

Constructor Summary

Constructors

Constructor and Description
FileEnumerator(Iterator<org.jsoup.select.Elements> iterator, FileRowConverter converter)
FileEnumerator(Iterator<org.jsoup.select.Elements> iterator, FileRowConverter converter, int[] fields)

Method Summary

Modifier and Type	Method and Description
void	close()
Object	current()
private static int[]	identityList(int n) Returns an array of integers {0, ..., n - 1}.
boolean	moveNext()
void	reset()

Methods inherited from class java.lang.Object

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

Field Detail

iterator

private final Iterator<org.jsoup.select.Elements> iterator

converter

private final FileRowConverter converter

fields

private final int[] fields

current

private Object current

Constructor Detail

FileEnumerator

FileEnumerator(Iterator<org.jsoup.select.Elements> iterator,
               FileRowConverter converter)

FileEnumerator

FileEnumerator(Iterator<org.jsoup.select.Elements> iterator,
               FileRowConverter converter,
               int[] fields)

Method Detail

current

public Object current()

Specified by:

current in interface Enumerator<Object>

moveNext

public boolean moveNext()

Specified by:

moveNext in interface Enumerator<Object>

reset

public void reset()

Specified by:

reset in interface Enumerator<Object>

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Enumerator<Object>

identityList

private static int[] identityList(int n)

Returns an array of integers {0, ..., n - 1}.