Package org.nuxeo.ecm.core.storage.dbs

Class DBSExpressionEvaluator.IterInfo

java.lang.Object

org.nuxeo.ecm.core.storage.dbs.DBSExpressionEvaluator.IterInfo

All Implemented Interfaces:

Iterator<Object>

Enclosing class:

DBSExpressionEvaluator

protected static final class DBSExpressionEvaluator.IterInfo
extends Object
implements Iterator<Object>

Info about an iterator and how to compute it from a state.

The iterator iterates over a list of states or scalars and can be reset to a new list.

Also contains information about dependent values and iterators.

Field Summary

Fields

Modifier and Type	Field	Description
final List<DBSExpressionEvaluator.IterInfo>	dependentIterInfos
final List<DBSExpressionEvaluator.ValueInfo>	dependentValueInfos
protected Iterator<Object>	it
protected List<Object>	list
final List<Serializable>	steps	Traversed steps to compute this iterator list from a state.

Constructor Summary

Constructors

Constructor	Description
IterInfo(List<Serializable> steps)

Method Summary

Modifier and Type	Method	Description
boolean	hasNext()
Object	next()
void	reset()
void	setList(Object list)
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Field Details

steps

public final List<Serializable> steps

Traversed steps to compute this iterator list from a state. Traversal steps can be:

• String: a map key.
• Integer: a list element.

dependentValueInfos

public final List<DBSExpressionEvaluator.ValueInfo> dependentValueInfos

dependentIterInfos

public final List<DBSExpressionEvaluator.IterInfo> dependentIterInfos

list

protected List<Object> list

it

protected Iterator<Object> it

Constructor Details

IterInfo

public IterInfo(List<Serializable> steps)

Method Details

setList

public void setList(Object list)

reset

public void reset()

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Object>

next

public Object next()

Specified by:

next in interface Iterator<Object>

toString

public String toString()

Overrides:

toString in class Object