/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.jclouds.azureblob.config;
import javax.inject.Inject;
import javax.inject.Provider;
import org.jclouds.azureblob.domain.AzureBlob;
import org.jclouds.azureblob.domain.MutableBlobProperties;
import org.jclouds.azureblob.domain.internal.AzureBlobImpl;
import org.jclouds.blobstore.config.BlobStoreObjectModule;
import com.google.inject.AbstractModule;
import com.google.inject.Provides;
import com.google.inject.Scopes;
/**
* Configures the domain object mappings needed for all Azure Blob implementations
*/
public class AzureBlobModule extends AbstractModule {
/**
* explicit factories are created here as it has been shown that Assisted Inject is extremely
* inefficient. http://code.google.com/p/google-guice/issues/detail?id=435
*/
@Override
protected void configure() {
// for converters
install(new BlobStoreObjectModule());
bind(AzureBlob.Factory.class).to(AzureBlobFactory.class).in(Scopes.SINGLETON);
}
private static class AzureBlobFactory implements AzureBlob.Factory {
@Inject
Provider<MutableBlobProperties> metadataProvider;
public AzureBlob create(MutableBlobProperties metadata) {
return new AzureBlobImpl(metadata != null ? metadata : metadataProvider.get());
}
}
@Provides
AzureBlob provideAzureBlob(AzureBlob.Factory factory) {
return factory.create(null);
}
}