com.splicemachine.hbase.MockSnapshot.java Source code

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Here is the source code for com.splicemachine.hbase.MockSnapshot.java

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/*
 * Copyright 2012 - 2016 Splice Machine, Inc.
 *
 * 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 com.splicemachine.hbase;

import java.io.IOException;
import java.util.List;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.HBaseConfiguration;

import com.splicemachine.utils.Pair;

public class MockSnapshot {
    public static String MOCK_HBASE_ROOT_DIR = "file:/tmp/hbase";
    public static String MOCK_HFILE1 = "fam_a/TABLE_A=fa11cc78b20de46c0ee0c63d9075dfeb-f4cf2e414ae54a29aa91315b00b4241e.0c83b84690675f84d4b0659ae09239dc";

    public static String MOCK_PATH1 = MOCK_HBASE_ROOT_DIR + Path.SEPARATOR
            + "data/default/TABLE_A/fa11cc78b20de46c0ee0c63d9075dfeb/fam_a/f4cf2e414ae54a29aa91315b00b4241e.0c83b84690675f84d4b0659ae09239dc";

    // TODO - this is compatible only with CDH5.x
    //    public static SnapshotFileInfoOrBuilder getMockSnapshotFileInfo(String hfile) throws IOException {
    //       SnapshotFileInfoOrBuilder testSnapshotInfo = mock(SnapshotFileInfoOrBuilder.class);
    //        
    //        when(testSnapshotInfo.getType()).thenReturn(SnapshotFileInfo.Type.HFILE);
    //        when(testSnapshotInfo.getHfile()).thenReturn(hfile);        
    //        return testSnapshotInfo;
    //    }

    public static Configuration mockHBaseConfiguration(List<Pair<String, String>> attr) {
        Configuration conf = HBaseConfiguration.create();
        for (Pair<String, String> p : attr) {
            conf.set(p.getFirst(), p.getSecond());
        }

        return conf;
    }

    public static void createFile(Path p) throws IOException {
        Configuration conf = new Configuration();
        conf.set(FileSystem.FS_DEFAULT_NAME_KEY, "file:///tmp");
        FileSystem fs = FileSystem.getLocal(conf);

        FSDataOutputStream dos = fs.create(p, true);
        dos.write(0);
        dos.flush();
        dos.close();
    }

    public static void deleteFile(Path p) throws IOException {
        Configuration conf = new Configuration();
        conf.set(FileSystem.FS_DEFAULT_NAME_KEY, "file:///tmp");
        FileSystem fs = p.getFileSystem(conf);
        fs.delete(p, true);
    }

}