/*************************************************************************
* Copyright 2009-2012 Eucalyptus Systems, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
*
* This file may incorporate work covered under the following copyright
* and permission notice:
*
* Software License Agreement (BSD License)
*
* Copyright (c) 2008, Regents of the University of California
* All rights reserved.
*
* Redistribution and use of this software in source and binary forms,
* with or without modification, are permitted provided that the
* following conditions are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE. USERS OF THIS SOFTWARE ACKNOWLEDGE
* THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE LICENSED MATERIAL,
* COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS SOFTWARE,
* AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
* IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA,
* SANTA BARBARA WHO WILL THEN ASCERTAIN THE MOST APPROPRIATE REMEDY,
* WHICH IN THE REGENTS' DISCRETION MAY INCLUDE, WITHOUT LIMITATION,
* REPLACEMENT OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO
* IDENTIFIED, OR WITHDRAWAL OF THE CODE CAPABILITY TO THE EXTENT
* NEEDED TO COMPLY WITH ANY SUCH LICENSES OR RIGHTS.
************************************************************************/
package com.eucalyptus.walrus;
import java.io.IOException;
import java.util.List;
import com.eucalyptus.storage.common.fs.FileIO;
import com.eucalyptus.util.EucalyptusCloudException;
import com.eucalyptus.walrus.entities.PartInfo;
import com.eucalyptus.walrus.exceptions.WalrusException;
import com.eucalyptus.walrus.msgs.WalrusDataGetResponseType;
public interface StorageManager {
public void checkPreconditions() throws EucalyptusCloudException;
public boolean bucketExists(String bucket);
public boolean objectExists(String bucket, String object);
public void createBucket(String bucket) throws IOException;
public long getSize(String bucket, String object);
public void deleteBucket(String bucket) throws IOException;
public void createObject(String bucket, String object) throws IOException;
public void putObject(String bucket, String object, byte[] base64Data, boolean append) throws IOException;
public FileIO prepareForRead(String bucket, String object) throws Exception;
public FileIO prepareForWrite(String bucket, String object) throws Exception;
public int readObject(String bucket, String object, byte[] bytes, long offset) throws IOException;
public int readObject(String objectPath, byte[] bytes, long offset) throws IOException;
public void deleteObject(String bucket, String object) throws IOException;
public void deleteAbsoluteObject(String object) throws IOException;
public void copyObject(String sourceBucket, String sourceObject, String destinationBucket, String destinationObject) throws IOException;
public void copyMultipartObject(List<PartInfo> parts, String destinationBucket, String destinationObject) throws Exception;
public void renameObject(String bucket, String oldName, String newName) throws IOException;
public String getObjectPath(String bucket, String object);
public void getObject(String bucketName, String objectName, WalrusDataGetResponseType reply, Long size, Boolean isCompressed)
throws WalrusException;
public void getObject(String bucketName, String objectName, WalrusDataGetResponseType reply, Long byteRangeStart, Long byteRangeEnd,
Boolean isCompressed) throws WalrusException;
public void getMultipartObject(WalrusDataGetResponseType reply, List<PartInfo> parts, Boolean isCompressed) throws WalrusException;
public void getMultipartObject(WalrusDataGetResponseType reply, List<PartInfo> parts, Boolean isCompressed, Long byteRangeStart, Long byteRangeEnd)
throws WalrusException;
public void disable() throws EucalyptusCloudException;
public void enable() throws EucalyptusCloudException;
public void stop() throws EucalyptusCloudException;
public void check() throws EucalyptusCloudException;
public void start() throws EucalyptusCloudException;
}