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refactor: Optimised codes.

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Move all private or protected to the last of files.
This commit is contained in:
Zihlu Wang
2024-03-31 17:47:42 +08:00
parent d593c83cc8
commit bb79c126fa
10 changed files with 296 additions and 283 deletions
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guid/src/main/java/cn/org/codecrafters/guid/SnowflakeGuidCreator.java → guid/src/main/java/cn/org/codecrafters/guid/impl/SnowflakeGuidCreator.java
+45 -44
View File
@@ -15,13 +15,13 @@
* limitations under the License.
*/
package cn.org.codecrafters.guid;
package cn.org.codecrafters.guid.impl;
import cn.org.codecrafters.guid.GuidCreator;
import cn.org.codecrafters.guid.exceptions.TimingException;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
/**
* The {@code SnowflakeGuidCreator} generates unique identifiers using the
@@ -49,48 +49,6 @@ import java.time.ZoneOffset;
*/
public final class SnowflakeGuidCreator implements GuidCreator<Long> {
/**
* Default custom epoch.
*
* @value 2015-01-01T00:00:00Z
*/
private static final long DEFAULT_CUSTOM_EPOCH = 1_420_070_400_000L;
/**
* The start epoch timestamp to generate IDs from.
*/
private final long startEpoch;
/**
* The number of bits reserved for the worker ID.
*/
private final long workerIdBits = 5L;
/**
* The number of bits reserved for the data centre ID.
*/
private final long dataCentreIdBits = 5L;
/**
* The worker ID assigned to this generator.
*/
private final long workerId;
/**
* The data centre ID assigned to this generator.
*/
private final long dataCentreId;
/**
* The current sequence number.
*/
private long sequence = 0L;
/**
* The timestamp of the last generated ID.
*/
private long lastTimestamp = -1L;
/**
* Constructs a SnowflakeGuidGenerator with the default start epoch and
* custom worker ID, data centre ID.
@@ -204,5 +162,48 @@ public final class SnowflakeGuidCreator implements GuidCreator<Long> {
private long currentTimestamp() {
return LocalDateTime.now().atZone(ZoneId.systemDefault()).toInstant().toEpochMilli();
}
/**
* Default custom epoch.
*
* @value 2015-01-01T00:00:00Z
*/
private static final long DEFAULT_CUSTOM_EPOCH = 1_420_070_400_000L;
/**
* The start epoch timestamp to generate IDs from.
*/
private final long startEpoch;
/**
* The number of bits reserved for the worker ID.
*/
private final long workerIdBits = 5L;
/**
* The number of bits reserved for the data centre ID.
*/
private final long dataCentreIdBits = 5L;
/**
* The worker ID assigned to this generator.
*/
private final long workerId;
/**
* The data centre ID assigned to this generator.
*/
private final long dataCentreId;
/**
* The current sequence number.
*/
private long sequence = 0L;
/**
* The timestamp of the last generated ID.
*/
private long lastTimestamp = -1L;
}