sparksoniq.spark.iterator.flowr.expression.GroupByClauseSparkIteratorExpression Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 *
 * Authors: Stefan Irimescu, Can Berker Cikis
 *
 */

package sparksoniq.spark.iterator.flowr.expression;


import sparksoniq.jsoniq.runtime.iterator.RuntimeIterator;
import sparksoniq.jsoniq.runtime.iterator.primary.VariableReferenceIterator;
import sparksoniq.jsoniq.runtime.metadata.IteratorMetadata;

import java.io.Serializable;

public class GroupByClauseSparkIteratorExpression implements Serializable {


	private static final long serialVersionUID = 1L;
	private final VariableReferenceIterator _variableReference;
    private final RuntimeIterator _expression;
    private final IteratorMetadata iteratorMetadata;

    public GroupByClauseSparkIteratorExpression(RuntimeIterator expression, VariableReferenceIterator variable,
                                                IteratorMetadata iteratorMetadata) {
        this._expression = expression;
        this._variableReference = variable;
        this.iteratorMetadata = iteratorMetadata;
    }

    public VariableReferenceIterator getVariableReference() {
        return _variableReference;
    }

    public IteratorMetadata getIteratorMetadata() {
        return iteratorMetadata;
    }

    public RuntimeIterator getExpression() {
        return _expression;
    }
}