Package org.apache.camel.support

Class GroupIterator

java.lang.Object

org.apache.camel.support.GroupIterator

All Implemented Interfaces:

Closeable, AutoCloseable, Iterator<Object>

public final class GroupIterator
extends Object
implements Iterator<Object>, Closeable

Group based Iterator which groups the given Iterator a number of times and then return a combined response as a List.

This implementation uses a internal array list, to combine the response.

See Also:

• GroupTokenIterator

Constructor Summary

Constructors

Constructor	Description
GroupIterator(org.apache.camel.Exchange exchange, Iterator<?> it, int group)	Creates a new group iterator
GroupIterator(org.apache.camel.Exchange exchange, Iterator<?> it, int group, boolean skipFirst)	Creates a new group iterator

Method Summary

Modifier and Type	Method	Description
void	close()
boolean	hasNext()
Object	next()
void	remove()

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

Constructor Details

GroupIterator

public GroupIterator(org.apache.camel.Exchange exchange,
 Iterator<?> it,
 int group)

Creates a new group iterator

Parameters:

exchange - the exchange used to create this group iterator

it - the iterator to group

group - number of parts to group together

Throws:

IllegalArgumentException - is thrown if group is not a positive number

GroupIterator

public GroupIterator(org.apache.camel.Exchange exchange,
 Iterator<?> it,
 int group,
 boolean skipFirst)

Creates a new group iterator

Parameters:

exchange - the exchange used to create this group iterator

it - the iterator to group

group - number of parts to group together

Throws:

IllegalArgumentException - is thrown if group is not a positive number

Method Details

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Object>

next

public Object next()

Specified by:

next in interface Iterator<Object>

remove

public void remove()

Specified by:

remove in interface Iterator<Object>