com.thinkaurelius.titan.diskstorage.indexing

Class IndexQuery

java.lang.Object

com.thinkaurelius.titan.graphdb.query.BaseQuery

com.thinkaurelius.titan.diskstorage.indexing.IndexQuery

All Implemented Interfaces:

BackendQuery<IndexQuery>, Query

public class IndexQuery
extends BaseQuery
implements BackendQuery<IndexQuery>

An external index query executed on an IndexProvider.

A query is comprised of the store identifier against which the query ought to be executed and a query condition which defines which entries match the query.

Author:

Matthias Broecheler (me@matthiasb.com)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	IndexQuery.OrderEntry

Field Summary

Fields

Modifier and Type	Field and Description
static com.google.common.collect.ImmutableList<IndexQuery.OrderEntry>	NO_ORDER

Fields inherited from interface com.thinkaurelius.titan.graphdb.query.Query

NO_LIMIT

Constructor Summary

Constructors

Constructor and Description
IndexQuery(String store, Condition condition)
IndexQuery(String store, Condition condition, com.google.common.collect.ImmutableList<IndexQuery.OrderEntry> orders)
IndexQuery(String store, Condition condition, com.google.common.collect.ImmutableList<IndexQuery.OrderEntry> orders, int limit)
IndexQuery(String store, Condition condition, int limit)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object other)
Condition<TitanElement>	getCondition()
List<IndexQuery.OrderEntry>	getOrder()
String	getStore()
int	hashCode()
IndexQuery	setLimit(int limit) Sets the limit of the query if it wasn't specified in the constructor
String	toString()
IndexQuery	updateLimit(int newLimit) Creates a new query identical to the current one but with the specified limit.

Methods inherited from class com.thinkaurelius.titan.graphdb.query.BaseQuery

getLimit, hasLimit

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.thinkaurelius.titan.graphdb.query.Query

getLimit, hasLimit

Field Detail

NO_ORDER

public static final com.google.common.collect.ImmutableList<IndexQuery.OrderEntry> NO_ORDER

Constructor Detail

IndexQuery

public IndexQuery(String store,
          Condition condition,
          com.google.common.collect.ImmutableList<IndexQuery.OrderEntry> orders,
          int limit)

IndexQuery

public IndexQuery(String store,
          Condition condition,
          com.google.common.collect.ImmutableList<IndexQuery.OrderEntry> orders)

IndexQuery

public IndexQuery(String store,
          Condition condition)

IndexQuery

public IndexQuery(String store,
          Condition condition,
          int limit)

Method Detail

getCondition

public Condition<TitanElement> getCondition()

getOrder

public List<IndexQuery.OrderEntry> getOrder()

getStore

public String getStore()

setLimit

public IndexQuery setLimit(int limit)

Description copied from class: BaseQuery

Sets the limit of the query if it wasn't specified in the constructor

Overrides:

setLimit in class BaseQuery

Returns:

updateLimit

public IndexQuery updateLimit(int newLimit)

Description copied from interface: BackendQuery

Creates a new query identical to the current one but with the specified limit.

Specified by:

updateLimit in interface BackendQuery<IndexQuery>

Returns:

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object