com.expedia.dsp.data.squeeze.CompactionManager Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of datasqueeze Show documentation

Hadoop utility to compact small files

There is a newer version: 2.0.2

/**
 * Copyright (C) 2018 Expedia Group
 *
 * 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 com.expedia.dsp.data.squeeze;

import com.expedia.dsp.data.squeeze.models.CompactionCriteria;
import com.expedia.dsp.data.squeeze.models.CompactionResponse;

/**
 * Manager that performs compaction.
 *
 * @author Yashraj R. Sontakke
 */
public interface CompactionManager {

    /**
     * Perform compaction for files at source path and store compacted files at target path.
     * Retains the source directory structure at target directory.
     *
     * @return the {@link CompactionResponse}
     */
    CompactionResponse compact() throws Exception;

    /**
     * Validates {@link CompactionCriteria}.
     */
    void validate();
}