Package org.apache.shardingsphere.sharding.cosid.algorithm.sharding.interval

Class AbstractCosIdIntervalShardingAlgorithm<T extends Comparable<?>>

java.lang.Object

org.apache.shardingsphere.sharding.cosid.algorithm.sharding.interval.AbstractCosIdIntervalShardingAlgorithm<T>

All Implemented Interfaces:

org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI, StandardShardingAlgorithm<T>, ShardingAlgorithm

Direct Known Subclasses:

CosIdIntervalShardingAlgorithm, CosIdSnowflakeIntervalShardingAlgorithm

public abstract class AbstractCosIdIntervalShardingAlgorithm<T extends Comparable<?>>
extends Object
implements StandardShardingAlgorithm<T>

Abstract interval range sharding algorithm with CosId.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DATE_TIME_LOWER_KEY
static final String	DATE_TIME_UPPER_KEY
static final DateTimeFormatter	DEFAULT_DATE_TIME_FORMATTER
static final String	DEFAULT_DATE_TIME_PATTERN
static final String	INTERVAL_AMOUNT_KEY
static final String	INTERVAL_UNIT_KEY
static final String	SHARDING_SUFFIX_FORMAT_KEY

Constructor Summary

Constructors

Constructor	Description
AbstractCosIdIntervalShardingAlgorithm()

Method Summary

Modifier and Type	Method	Description
protected abstract CosIdLocalDateTimeConvertor	createLocalDateTimeConvertor(Properties props)
String	doSharding(Collection<String> availableTargetNames, PreciseShardingValue<T> shardingValue)
Collection<String>	doSharding(Collection<String> availableTargetNames, RangeShardingValue<T> shardingValue)
void	init(Properties props)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.shardingsphere.sharding.spi.ShardingAlgorithm

getAlgorithmStructure

Methods inherited from interface org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI

getType, getTypeAliases, isDefault

Field Details

DEFAULT_DATE_TIME_PATTERN

public static final String DEFAULT_DATE_TIME_PATTERN

See Also:

• Constant Field Values

DEFAULT_DATE_TIME_FORMATTER

public static final DateTimeFormatter DEFAULT_DATE_TIME_FORMATTER

DATE_TIME_LOWER_KEY

public static final String DATE_TIME_LOWER_KEY

See Also:

• Constant Field Values

DATE_TIME_UPPER_KEY

public static final String DATE_TIME_UPPER_KEY

See Also:

• Constant Field Values

SHARDING_SUFFIX_FORMAT_KEY

public static final String SHARDING_SUFFIX_FORMAT_KEY

See Also:

• Constant Field Values

INTERVAL_UNIT_KEY

public static final String INTERVAL_UNIT_KEY

See Also:

• Constant Field Values

INTERVAL_AMOUNT_KEY

public static final String INTERVAL_AMOUNT_KEY

See Also:

• Constant Field Values

Constructor Details

AbstractCosIdIntervalShardingAlgorithm

public AbstractCosIdIntervalShardingAlgorithm()

Method Details

init

public void init(Properties props)

Specified by:

init in interface org.apache.shardingsphere.infra.util.spi.type.typed.TypedSPI

createLocalDateTimeConvertor

protected abstract CosIdLocalDateTimeConvertor createLocalDateTimeConvertor(Properties props)

doSharding

public String doSharding(Collection<String> availableTargetNames,
 PreciseShardingValue<T> shardingValue)

Specified by:

doSharding in interface StandardShardingAlgorithm<T extends Comparable<?>>

doSharding

public Collection<String> doSharding(Collection<String> availableTargetNames,
 RangeShardingValue<T> shardingValue)

Specified by:

doSharding in interface StandardShardingAlgorithm<T extends Comparable<?>>