001/** 002 * Copyright 2004-2014 The Kuali Foundation 003 * 004 * Licensed under the Educational Community License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.opensource.org/licenses/ecl2.php 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.kuali.common.aws.s3; 017 018import java.io.File; 019 020import org.kuali.common.aws.s3.model.CopyObjectResult; 021import org.kuali.common.aws.s3.model.PutObjectResult; 022 023public interface S3Service { 024 025 /** 026 * Return true if this key exists in this bucket. 027 */ 028 boolean exists(String bucket, String key); 029 030 /** 031 * Create a copy of an object inside a bucket 032 */ 033 CopyObjectResult copyObject(String bucket, String srcKey, String dstKey); 034 035 /** 036 * Read the contents of an object into a string using UTF8 037 */ 038 String readObjectToString(String bucket, String key); 039 040 /** 041 * Write a string to a bucket using UTF8 042 */ 043 PutObjectResult writeStringToObject(String bucket, String key, String data); 044 045 /** 046 * Copy a file from the local file system to a bucket using UTF8 047 */ 048 PutObjectResult putFile(String bucket, String key, File file); 049 050 /** 051 * Copy a file from the local file system to a bucket using the indicated encoding 052 */ 053 PutObjectResult putFile(String bucket, String key, File file, String encoding); 054 055 /** 056 * Return the region we are operating on 057 */ 058 String getRegion(); 059 060}