ComputedMeasure.java

/*
 * Copyright (C) 2015 SoftIndex LLC.
 *
 * 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 io.datakernel.cube;

import io.datakernel.aggregation.measure.Measure;
import io.datakernel.codegen.Expression;

import java.util.Map;
import java.util.Set;

public interface ComputedMeasure {
	Class<?> getType(Map<String, Measure> storedMeasures);

	Expression getExpression(Expression record, Map<String, Measure> storedMeasures);

	Set<String> getMeasureDependencies();
}