com.staros.filestore.HDFSFileStore Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of starmanager Show documentation

There is a newer version: 3.4-rc2

// Copyright 2021-present StarRocks, Inc. All rights reserved.
//
// 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
//
//     https://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 com.staros.filestore;

import com.staros.proto.FileStoreInfo;
import com.staros.proto.FileStoreType;
import com.staros.proto.HDFSFileStoreInfo;

public class HDFSFileStore implements FileStore {
    // hdfs:///user/Cloudera/Test
    private String url;

    public FileStoreType type() {
        return FileStoreType.HDFS;
    }

    public String key() {
        return url;
    }

    public String rootPath() {
        if (!url.endsWith("/")) {
            return url + "/";
        }
        return url;
    }

    public boolean isValid() {
        return true;
    }

    public HDFSFileStore(String url) {
        this.url = url;
    }

    public FileStoreInfo toProtobuf() {
        HDFSFileStoreInfo.Builder hdfsBuilder = HDFSFileStoreInfo.newBuilder();
        hdfsBuilder.setUrl(url);
        HDFSFileStoreInfo hdfsInfo = hdfsBuilder.build();

        FileStoreInfo.Builder builder = FileStoreInfo.newBuilder();
        builder.setFsType(FileStoreType.HDFS);
        builder.setFsKey(key());
        builder.setHdfsFsInfo(hdfsInfo);
        return builder.build();
    }

    public static FileStore fromProtobuf(FileStoreInfo fsInfo) {
        HDFSFileStoreInfo hdfsInfo = fsInfo.getHdfsFsInfo();
        String url = hdfsInfo.getUrl();
        return new HDFSFileStore(url);
    }
}