VolumeService.java

package com.sungardas.enhancedsnapshots.service;

import com.amazonaws.regions.Region;
import com.amazonaws.services.ec2.model.Volume;
import com.sungardas.enhancedsnapshots.dto.VolumeDto;

import java.util.Set;


public interface VolumeService extends Cached {
    /**
     * Returns existing and historical volumes
     *
     * @return
     */
    Set<VolumeDto> getVolumes();

    /**
     * Returns only existing volumes
     *
     * @return
     */
    Set<VolumeDto> getExistingVolumes();

    Set<VolumeDto> getVolumesByRegion(Region region);

    boolean volumeExists(String volumeId);

}