eagle-core/eagle-query/eagle-entity-base/src/main/java/org/apache/eagle/log/base/taggedlog/TaggedLogObjectMapper.java

/*
 * 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.
 */
package org.apache.eagle.log.base.taggedlog;

import java.util.Map;

public interface TaggedLogObjectMapper {
    /**
     * when read, business logic should convert schema-less key/value into business object based on its own
     * schema
     * 
     * @param entity
     * @param qualifierValues
     */
    public void populateQualifierValues(TaggedLogAPIEntity entity, Map<String, byte[]> qualifierValues);

    /**
     * when write, business logic should convert business object to schema-less key value
     * 
     * @param entity
     * @return
     */
    public Map<String, byte[]> createQualifierValues(TaggedLogAPIEntity entity);
}