com.espertech.esper.avro.writer.AvroEventBeanPropertyWriterMapProp Maven / Gradle / Ivy

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Complex event processing and event series analysis component

There is a newer version: 7.1.0

/*
 ***************************************************************************************
 *  Copyright (C) 2006 EsperTech, Inc. All rights reserved.                            *
 *  http://www.espertech.com/esper                                                     *
 *  http://www.espertech.com                                                           *
 *  ---------------------------------------------------------------------------------- *
 *  The software in this package is published under the terms of the GPL license       *
 *  a copy of which has been included with this distribution in the license.txt file.  *
 ***************************************************************************************
 */
package com.espertech.esper.avro.writer;

import org.apache.avro.generic.GenericData;

import java.util.Map;

public class AvroEventBeanPropertyWriterMapProp extends AvroEventBeanPropertyWriter {

    private final String key;

    public AvroEventBeanPropertyWriterMapProp(int propertyIndex, String key) {
        super(propertyIndex);
        this.key = key;
    }

    @Override
    public void write(Object value, GenericData.Record record) {
        Object val = record.get(index);
        if (val != null && val instanceof Map) {
            Map map = (Map) val;
            map.put(key, value);
        }
    }
}