/*
* 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.apache.beam.sdk.extensions.gcp.storage;
import static com.google.common.base.Preconditions.checkNotNull;
import com.google.auto.service.AutoService;
import com.google.common.collect.ImmutableList;
import javax.annotation.Nonnull;
import org.apache.beam.sdk.annotations.Experimental;
import org.apache.beam.sdk.annotations.Experimental.Kind;
import org.apache.beam.sdk.extensions.gcp.options.GcsOptions;
import org.apache.beam.sdk.io.FileSystem;
import org.apache.beam.sdk.io.FileSystemRegistrar;
import org.apache.beam.sdk.options.PipelineOptions;
/**
* {@link AutoService} registrar for the {@link GcsFileSystem}.
*/
@AutoService(FileSystemRegistrar.class)
@Experimental(Kind.FILESYSTEM)
public class GcsFileSystemRegistrar implements FileSystemRegistrar {
@Override
public Iterable<FileSystem> fromOptions(@Nonnull PipelineOptions options) {
checkNotNull(
options,
"Expect the runner have called FileSystems.setDefaultPipelineOptions().");
return ImmutableList.<FileSystem>of(new GcsFileSystem(options.as(GcsOptions.class)));
}
}