org.qi4j.api.dataset
Interface Query<T>

All Known Implementing Classes:

IterableQuery

public interface Query<T>

TODO

Nested Class Summary

static class

Query.Order

Method Summary

long	count()
<ThrowableType extends java.lang.Throwable> boolean	execute(Visitor<T,ThrowableType> resultVisitor)
Query	filter(Specification<T> filter)
T	first()
java.lang.Object	getVariable(java.lang.String name)
Query	limit(int maxNrOfResults)
Query	orderBy(Property<?> property, Query.Order order)
Query<T>	setVariable(java.lang.String name, java.lang.Object value)
T	single()
Query	skip(int skipNrOfResults)
java.lang.Iterable<T>	toIterable()

Method Detail

filter

Query filter(Specification<T> filter)

orderBy

Query orderBy(Property<?> property,
              Query.Order order)

skip

Query skip(int skipNrOfResults)

limit

Query limit(int maxNrOfResults)

setVariable

Query<T> setVariable(java.lang.String name,
                     java.lang.Object value)

getVariable

java.lang.Object getVariable(java.lang.String name)

count

long count()
           throws QueryExecutionException

Throws:

QueryExecutionException

first

T first()
        throws QueryExecutionException

Throws:

QueryExecutionException

single

T single()
         throws QueryException

Throws:

QueryException

execute

<ThrowableType extends java.lang.Throwable> boolean execute(Visitor<T,ThrowableType> resultVisitor)
                throws ThrowableType extends java.lang.Throwable,
                       QueryExecutionException

Throws:

ThrowableType extends java.lang.Throwable

QueryExecutionException

toIterable

java.lang.Iterable<T> toIterable()
                                 throws QueryExecutionException

Throws:

QueryExecutionException