Package com.orientechnologies.orient.core.sql.query

Class OConcurrentLegacyResultSet<T>

java.lang.Object

com.orientechnologies.orient.core.sql.query.OConcurrentLegacyResultSet<T>

Type Parameters:

T -

All Implemented Interfaces:

OLegacyResultSet<T>, Externalizable, Serializable, Iterable<T>, Collection<T>, List<T>, SequencedCollection<T>

Direct Known Subclasses:

OLiveLegacyResultSet

public class OConcurrentLegacyResultSet<T>
extends Object
implements OLegacyResultSet<T>

ResultSet implementation that allows concurrent population.

Author:

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

See Also:

• OSQLAsynchQuery
• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	completed
protected final Object	waitForCompletion
protected final Object	waitForNextItem
protected final OBasicLegacyResultSet<T>	wrapped

Constructor Summary

Constructors

Constructor	Description
OConcurrentLegacyResultSet()
OConcurrentLegacyResultSet(OBasicLegacyResultSet<T> wrapped)

Method Summary

Modifier and Type	Method	Description
void	add(int index, T element)
boolean	add(T t)
boolean	addAll(int index, Collection<? extends T> c)
boolean	addAll(Collection<? extends T> c)
void	clear()
boolean	contains(Object o)
boolean	containsAll(Collection<?> c)
OLegacyResultSet<T>	copy()
int	currentSize()	Returns the current size.
boolean	equals(Object obj)
T	get(int index)
int	getLimit()
int	hashCode()
int	indexOf(Object o)
boolean	isEmpty()
boolean	isEmptyNoWait()
Iterator<T>	iterator()
int	lastIndexOf(Object o)
ListIterator<T>	listIterator()
ListIterator<T>	listIterator(int index)
protected void	notifyNewItem()
void	readExternal(ObjectInput in)
T	remove(int index)
boolean	remove(Object o)
boolean	removeAll(Collection<?> c)
boolean	retainAll(Collection<?> c)
T	set(int index, T element)
OConcurrentLegacyResultSet<T>	setCompleted()
OLegacyResultSet<T>	setLimit(int limit)
int	size()
List<T>	subList(int fromIndex, int toIndex)
Object[]	toArray()
<T1> T1[]	toArray(T1[] a)
String	toString()
protected void	waitForCompletion()
protected void	waitForNewItemOrCompleted()
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface java.util.List

addFirst, addLast, getFirst, getLast, removeFirst, removeLast, replaceAll, reversed, sort, spliterator

Field Details

waitForNextItem

protected final transient Object waitForNextItem

waitForCompletion

protected final transient Object waitForCompletion

wrapped

protected final transient OBasicLegacyResultSet<T> wrapped

completed

protected transient volatile boolean completed

Constructor Details

OConcurrentLegacyResultSet

public OConcurrentLegacyResultSet()

OConcurrentLegacyResultSet

public OConcurrentLegacyResultSet(OBasicLegacyResultSet<T> wrapped)

Method Details

setCompleted

public OConcurrentLegacyResultSet<T> setCompleted()

Specified by:

setCompleted in interface OLegacyResultSet<T>

getLimit

public int getLimit()

Specified by:

getLimit in interface OLegacyResultSet<T>

setLimit

public OLegacyResultSet<T> setLimit(int limit)

Specified by:

setLimit in interface OLegacyResultSet<T>

copy

public OLegacyResultSet<T> copy()

Specified by:

copy in interface OLegacyResultSet<T>

isEmptyNoWait

public boolean isEmptyNoWait()

Specified by:

isEmptyNoWait in interface OLegacyResultSet<T>

set

public T set(int index,
 T element)

Specified by:

set in interface List<T>

add

public void add(int index,
 T element)

Specified by:

add in interface List<T>

remove

public T remove(int index)

Specified by:

remove in interface List<T>

indexOf

public int indexOf(Object o)

Specified by:

indexOf in interface List<T>

lastIndexOf

public int lastIndexOf(Object o)

Specified by:

lastIndexOf in interface List<T>

listIterator

public ListIterator<T> listIterator()

Specified by:

listIterator in interface List<T>

listIterator

public ListIterator<T> listIterator(int index)

Specified by:

listIterator in interface List<T>

subList

public List<T> subList(int fromIndex,
 int toIndex)

Specified by:

subList in interface List<T>

size

public int size()

Specified by:

size in interface Collection<T>

Specified by:

size in interface List<T>

currentSize

public int currentSize()

Description copied from interface: OLegacyResultSet

Returns the current size. If the resultset is not yet ready, returns te current size.

Specified by:

currentSize in interface OLegacyResultSet<T>

Returns:

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<T>

Specified by:

isEmpty in interface List<T>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<T>

Specified by:

contains in interface List<T>

iterator

public Iterator<T> iterator()

Specified by:

iterator in interface Collection<T>

Specified by:

iterator in interface Iterable<T>

Specified by:

iterator in interface List<T>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<T>

Specified by:

toArray in interface List<T>

toArray

public <T1> T1[] toArray(T1[] a)

Specified by:

toArray in interface Collection<T>

Specified by:

toArray in interface List<T>

add

public boolean add(T t)

Specified by:

add in interface Collection<T>

Specified by:

add in interface List<T>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<T>

Specified by:

remove in interface List<T>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<T>

Specified by:

containsAll in interface List<T>

addAll

public boolean addAll(Collection<? extends T> c)

Specified by:

addAll in interface Collection<T>

Specified by:

addAll in interface List<T>

addAll

public boolean addAll(int index,
 Collection<? extends T> c)

Specified by:

addAll in interface List<T>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<T>

Specified by:

removeAll in interface List<T>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<T>

Specified by:

retainAll in interface List<T>

clear

public void clear()

Specified by:

clear in interface Collection<T>

Specified by:

clear in interface List<T>

get

public T get(int index)

Specified by:

get in interface List<T>

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection<T>

Specified by:

hashCode in interface List<T>

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Specified by:

equals in interface Collection<T>

Specified by:

equals in interface List<T>

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

waitForCompletion

protected void waitForCompletion()

waitForNewItemOrCompleted

protected void waitForNewItemOrCompleted()

notifyNewItem

protected void notifyNewItem()