Package com.orientechnologies.orient.core.command.traverse

Class OTraverse

java.lang.Object

com.orientechnologies.orient.core.command.traverse.OTraverse

All Implemented Interfaces:

OCommand, Iterable<OIdentifiable>, Iterator<OIdentifiable>

public class OTraverse
extends Object
implements OCommand, Iterable<OIdentifiable>, Iterator<OIdentifiable>

Base class for traversing.

Author:

Luca Garulli (l.garulli--(at)--orientdb.com)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	OTraverse.STRATEGY

Constructor Summary

Constructors

Constructor	Description
OTraverse()

Method Summary

Modifier and Type	Method	Description
List<OIdentifiable>	execute()	Executes command.
OTraverse	field(Object iField)
OTraverse	fields(String... iFields)
OTraverse	fields(Collection<Object> iFields)
OTraverseContext	getContext()
List<Object>	getFields()
OIdentifiable	getLastTraversed()
long	getLimit()
int	getMaxDepth()
OCommandPredicate	getPredicate()
long	getResultCount()
OTraverse.STRATEGY	getStrategy()
Iterator<? extends OIdentifiable>	getTarget()
boolean	hasNext()
Iterator<OIdentifiable>	iterator()
OTraverse	limit(long iLimit)
OIdentifiable	next()
OTraverseAbstractProcess<?>	nextProcess()
OTraverse	predicate(OCommandPredicate iPredicate)
void	remove()
void	setMaxDepth(int maxDepth)
void	setStrategy(OTraverse.STRATEGY strategy)
OTraverse	target(OIdentifiable... iRecords)
OTraverse	target(Iterable<? extends OIdentifiable> iTarget)
OTraverse	target(Iterator<? extends OIdentifiable> iTarget)
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Details

OTraverse

public OTraverse()

Method Details

execute

public List<OIdentifiable> execute()

Description copied from interface: OCommand

Executes command.

Specified by:

execute in interface OCommand

Returns:

The result of command if any, otherwise null

nextProcess

public OTraverseAbstractProcess<?> nextProcess()

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<OIdentifiable>

next

public OIdentifiable next()

Specified by:

next in interface Iterator<OIdentifiable>

remove

public void remove()

Specified by:

remove in interface Iterator<OIdentifiable>

iterator

public Iterator<OIdentifiable> iterator()

Specified by:

iterator in interface Iterable<OIdentifiable>

getContext

public OTraverseContext getContext()

Specified by:

getContext in interface OCommand

target

public OTraverse target(Iterable<? extends OIdentifiable> iTarget)

target

public OTraverse target(OIdentifiable... iRecords)

target

public OTraverse target(Iterator<? extends OIdentifiable> iTarget)

getTarget

public Iterator<? extends OIdentifiable> getTarget()

predicate

public OTraverse predicate(OCommandPredicate iPredicate)

getPredicate

public OCommandPredicate getPredicate()

field

public OTraverse field(Object iField)

fields

public OTraverse fields(Collection<Object> iFields)

fields

public OTraverse fields(String... iFields)

getFields

public List<Object> getFields()

getLimit

public long getLimit()

limit

public OTraverse limit(long iLimit)

toString

public String toString()

Overrides:

toString in class Object

getResultCount

public long getResultCount()

getLastTraversed

public OIdentifiable getLastTraversed()

getStrategy

public OTraverse.STRATEGY getStrategy()

setStrategy

public void setStrategy(OTraverse.STRATEGY strategy)

getMaxDepth

public int getMaxDepth()

setMaxDepth

public void setMaxDepth(int maxDepth)