/* * Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.hazelcast.query.impl.predicates; import com.hazelcast.nio.serialization.BinaryInterface; import com.hazelcast.query.IndexAwarePredicate; import com.hazelcast.query.impl.Index; import com.hazelcast.query.impl.QueryContext; @BinaryInterface public abstract class AbstractIndexAwarePredicate<K, V> extends AbstractPredicate<K, V> implements IndexAwarePredicate<K, V> { protected AbstractIndexAwarePredicate() { } protected AbstractIndexAwarePredicate(String attributeName) { super(attributeName); } @Override public boolean isIndexed(QueryContext queryContext) { return getIndex(queryContext) != null; } protected Index getIndex(QueryContext queryContext) { return queryContext.getIndex(attributeName); } }