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/*
* 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.hudi.common.fs;
import java.util.Arrays;
/**
* All the supported storage schemes in Hoodie.
*/
public enum StorageSchemes {
// Local filesystem
FILE("file", false),
// Hadoop File System
HDFS("hdfs", true),
// Baidu Advanced File System
AFS("afs", true),
// Mapr File System
MAPRFS("maprfs", true),
// Apache Ignite FS
IGNITE("igfs", true),
// AWS S3
S3A("s3a", false), S3("s3", false),
// Google Cloud Storage
GCS("gs", false),
// Azure WASB
WASB("wasb", false), WASBS("wasbs", false),
// Azure ADLS
ADL("adl", false),
// Azure ADLS Gen2
ABFS("abfs", false), ABFSS("abfss", false),
// Aliyun OSS
OSS("oss", false),
// View FS for federated setups. If federating across cloud stores, then append support is false
VIEWFS("viewfs", true),
//ALLUXIO
ALLUXIO("alluxio", false),
// Tencent Cloud Object Storage
COSN("cosn", false),
// Tencent Cloud HDFS
CHDFS("ofs", true),
// Tencent Cloud CacheFileSystem
GOOSEFS("gfs", false),
// Databricks file system
DBFS("dbfs", false),
// IBM Cloud Object Storage
COS("cos", false),
// Huawei Cloud Object Storage
OBS("obs", false),
// Kingsoft Standard Storage ks3
KS3("ks3", false),
// JuiceFileSystem
JFS("jfs", true),
// Baidu Object Storage
BOS("bos", false),
// Oracle Cloud Infrastructure Object Storage
OCI("oci", false);
private String scheme;
private boolean supportsAppend;
StorageSchemes(String scheme, boolean supportsAppend) {
this.scheme = scheme;
this.supportsAppend = supportsAppend;
}
public String getScheme() {
return scheme;
}
public boolean supportsAppend() {
return supportsAppend;
}
public static boolean isSchemeSupported(String scheme) {
return Arrays.stream(values()).anyMatch(s -> s.getScheme().equals(scheme));
}
public static boolean isAppendSupported(String scheme) {
if (!isSchemeSupported(scheme)) {
throw new IllegalArgumentException("Unsupported scheme :" + scheme);
}
return Arrays.stream(StorageSchemes.values()).anyMatch(s -> s.supportsAppend() && s.scheme.equals(scheme));
}
}