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A Shaded CQL ActivityType driver for http://nosqlbench.io/

There is a newer version: 4.15.102

/**
 * MIT License
 *
 * Copyright (c) 2010 - 2020 The OSHI Project Contributors: https://github.com/oshi/oshi/graphs/contributors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package oshi.driver.unix.freebsd.disk;

import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import oshi.annotation.concurrent.ThreadSafe;
import oshi.util.ExecutingCommand;

/**
 * Utility to query mount
 */
@ThreadSafe
public final class Mount {

    private static final String MOUNT_CMD = "mount";
    private static final Pattern MOUNT_PATTERN = Pattern.compile("/dev/(\\S+p\\d+) on (\\S+) .*");

    private Mount() {
    }

    /**
     * Query mount to map partitions to mount points
     *
     * @return A map with partitions as the key and mount points as the value
     */
    public static Map queryPartitionToMountMap() {
        // Parse 'mount' to map partitions to mount point
        Map mountMap = new HashMap<>();
        for (String mnt : ExecutingCommand.runNative(MOUNT_CMD)) {
            Matcher m = MOUNT_PATTERN.matcher(mnt);
            if (m.matches()) {
                mountMap.put(m.group(1), m.group(2));
            }
        }
        return mountMap;
    }
}