org.rocksdb.StatsLevel Maven / Gradle / Ivy
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
package org.rocksdb;
/**
* The level of Statistics to report.
*/
public enum StatsLevel {
/**
* Collect all stats except time inside mutex lock AND time spent on
* compression.
*/
EXCEPT_DETAILED_TIMERS((byte) 0x0),
/**
* Collect all stats except the counters requiring to get time inside the
* mutex lock.
*/
EXCEPT_TIME_FOR_MUTEX((byte) 0x1),
/**
* Collect all stats, including measuring duration of mutex operations.
*
* If getting time is expensive on the platform to run, it can
* reduce scalability to more threads, especially for writes.
*/
ALL((byte) 0x2);
private final byte value;
StatsLevel(final byte value) {
this.value = value;
}
/**
*
Returns the byte value of the enumerations value.
*
* @return byte representation
*/
public byte getValue() {
return value;
}
/**
* Get StatsLevel by byte value.
*
* @param value byte representation of StatsLevel.
*
* @return {@link org.rocksdb.StatsLevel} instance.
* @throws java.lang.IllegalArgumentException if an invalid
* value is provided.
*/
public static StatsLevel getStatsLevel(final byte value) {
for (final StatsLevel statsLevel : StatsLevel.values()) {
if (statsLevel.getValue() == value){
return statsLevel;
}
}
throw new IllegalArgumentException(
"Illegal value provided for StatsLevel.");
}
}