org.springframework.data.neo4j.annotation
Annotation Type Query

@Retention(value=RUNTIME)
@Target(value={FIELD,METHOD})
public @interface Query

Field that provides access to an iterator which is created by applying the provided query starting at the current entity-node. The result elements are automatically converted to appropriate element entity class instances.

 @Query(value = "start n=node({self}) match n-[:KNOWS]->other return other", elementClass=Person.class)
 Iterable<Person> friends;
 

Since:

15.09.2010

Author:

Michael Hunger

Optional Element Summary

Class<?>	elementClass
String[]	params
QueryType	type
String	value

value

public abstract String value

Returns:

Query to be executed {self} will be provided by the node-id of the current entity other parameters (e.g. {name}) by the given named params

Default:

""

elementClass

public abstract Class<?> elementClass

Returns:

target type to convert the single result column (if any) to.

Default:

java.lang.Object.class

params

public abstract String[] params

Returns:

tuple list of parameters that are replaced in the to the @see query-string {"name", value}

Default:

{}

type

public abstract QueryType type

Default:

org.springframework.data.neo4j.annotation.QueryType.Cypher