com.facebook.buck.query

Class NoopQueryEvaluator<ENV_NODE_TYPE>

java.lang.Object

com.facebook.buck.query.NoopQueryEvaluator<ENV_NODE_TYPE>

All Implemented Interfaces:

QueryEvaluator<ENV_NODE_TYPE>

public class NoopQueryEvaluator<ENV_NODE_TYPE>
extends Object
implements QueryEvaluator<ENV_NODE_TYPE>

Constructor Summary

Constructors

Constructor and Description
NoopQueryEvaluator()

Method Summary

Modifier and Type	Method and Description
<OUTPUT_TYPE extends QueryTarget> Set<OUTPUT_TYPE>	eval(QueryExpression<ENV_NODE_TYPE> exp, QueryEnvironment<ENV_NODE_TYPE> env) Evaluates the result of a query expression in the given environment.

Methods inherited from class java.lang.Object

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

Constructor Detail

NoopQueryEvaluator

public NoopQueryEvaluator()

Method Detail

eval

public <OUTPUT_TYPE extends QueryTarget> Set<OUTPUT_TYPE> eval(QueryExpression<ENV_NODE_TYPE> exp,
                                                               QueryEnvironment<ENV_NODE_TYPE> env)
                                                        throws QueryException

Description copied from interface: QueryEvaluator

Evaluates the result of a query expression in the given environment.

Specified by:

eval in interface QueryEvaluator<ENV_NODE_TYPE>

Parameters:

exp - the query expression to be evaluated.

env - the environment used for evaluation of the given query.

Returns:

the evaluated target set.

Throws:

QueryException - if evaluation fails.