| /* Copyright 2008 Rickard �berg. |
| * |
| * 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 org.qi4j.entitystore.s3; |
| |
| import org.jets3t.service.S3Service; |
| import org.jets3t.service.impl.rest.httpclient.RestS3Service; |
| import org.jets3t.service.model.S3Bucket; |
| import org.jets3t.service.security.AWSCredentials; |
| import org.qi4j.api.configuration.Configuration; |
| import org.qi4j.api.entity.EntityReference; |
| import org.qi4j.api.injection.scope.This; |
| import org.qi4j.api.io.Input; |
| import org.qi4j.api.io.Output; |
| import org.qi4j.api.service.Activatable; |
| import org.qi4j.entitystore.map.MapEntityStore; |
| import org.qi4j.spi.entitystore.EntityStoreException; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| |
| /** |
| * Amazon S3 implementation of SerializationStore. |
| * <p/> |
| * To use this you must supply your own access key and secret key for your Amazon S3 account. |
| */ |
| public class S3SerializationStoreMixin |
| implements Activatable, MapEntityStore |
| { |
| |
| @This |
| private Configuration<S3Configuration> configuration; |
| |
| private S3Service s3Service; |
| private S3Bucket entityBucket; |
| |
| // Activatable implementation |
| public void activate() |
| throws Exception |
| { |
| String awsAccessKey = configuration.configuration().accessKey().get(); |
| String awsSecretKey = configuration.configuration().secretKey().get(); |
| |
| if( awsAccessKey == null || awsSecretKey == null ) |
| { |
| throw new IllegalStateException( "No S3 keys configured" ); |
| } |
| |
| AWSCredentials awsCredentials = |
| new AWSCredentials( awsAccessKey, awsSecretKey ); |
| s3Service = new RestS3Service( awsCredentials ); |
| |
| S3Bucket[] s3Buckets = s3Service.listAllBuckets(); |
| System.out.println( "How many buckets do I have in S3? " + s3Buckets.length ); |
| |
| if( s3Buckets.length == 0 ) |
| { |
| entityBucket = s3Service.createBucket( "entity-bucket" ); |
| System.out.println( "Created entity bucket: " + entityBucket.getName() ); |
| } |
| else |
| { |
| entityBucket = s3Buckets[ 0 ]; |
| } |
| } |
| |
| public void passivate() |
| throws Exception |
| { |
| } |
| |
| public Reader get( EntityReference entityReference ) |
| throws EntityStoreException |
| { |
| return null; //To change body of implemented methods use File | Settings | File Templates. |
| } |
| |
| public Input<Reader, IOException> entityStates() |
| { |
| return new Input<Reader, IOException>() |
| { |
| public <ReceiverThrowableType extends Throwable> void transferTo( Output<Reader, ReceiverThrowableType> readerReceiverThrowableTypeOutput ) throws IOException, ReceiverThrowableType |
| { |
| // TODO Implement this |
| } |
| }; |
| } |
| |
| public void applyChanges( MapChanges changes ) |
| throws IOException |
| { |
| //To change body of implemented methods use File | Settings | File Templates. |
| } |
| } |