
/*
 * Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) 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 org.wso2.carbon.analytics.dataservice.core.indexing.aggregates;

import java.util.HashMap;
import java.util.Map;

/**
 * This class represents the values of the record being processed in the aggregate Function
 */
public class RecordContext {
    private Map<String, Object> values;

    private RecordContext(Map<String, Object> recordValues) {
        if (recordValues == null) {
            this.values = new HashMap<>();
        } else {
            this.values = recordValues;
        }
    }

    public static RecordContext create(Map<String, Object> recordValues) {
        return new RecordContext(recordValues);
    }

    public Object getValue(String fieldName) {
        return values.get(fieldName);
    }
}
