Class GCRules (2.19.0)

public final class GCRules

Wraps GcRule protocol buffer object and exposes a friendly API.

Note: Garbage collection executes opportunistically in the background, and so it's possible for reads to return a cell even if it matches the active GC expression for its family. Please use appropriate filters in your reads to exclude cells which are eligible for garbage collection.

Inheritance

java.lang.Object > GCRules

Inherited Members

Object.clone()

Object.equals(Object)

Object.finalize()

Object.getClass()

Object.hashCode()

Object.notify()

Object.notifyAll()

Object.toString()

Object.wait()

Object.wait(long)

Object.wait(long,int)

Static Fields

GCRULES

public static final GCRules GCRULES

Factory method to create GCRules - entry point into the DSL.

Field Value

Type	Description
`GCRules`

Methods

defaultRule()

public GCRules.DefaultRule defaultRule()

Creates an empty default rule

Returns

Type	Description
`GCRules.DefaultRule`

fromProto(GcRule source)

public GCRules.GCRule fromProto(GcRule source)

Parameter

Name	Description
`source`	`com.google.bigtable.admin.v2.GcRule`

Returns

Type	Description
`GCRules.GCRule`

intersection()

public GCRules.IntersectionRule intersection()

Creates a new instance of the IntersectionRule

Returns

Type	Description
`GCRules.IntersectionRule`

maxAge(long maxAge, TimeUnit timeUnit)

public GCRules.DurationRule maxAge(long maxAge, TimeUnit timeUnit)

Creates a new instance of the DurationRule

Parameters

Name	Description
`maxAge`	`long` maximum age of the cell to keep
`timeUnit`	`TimeUnit` timeunit for the age

Returns

Type	Description
`GCRules.DurationRule`

maxAge(Duration duration)

public GCRules.DurationRule maxAge(Duration duration)

Creates a new instance of the DurationRule

Parameter

Name	Description
`duration`	`org.threeten.bp.Duration` age expressed as duration

Returns

Type	Description
`GCRules.DurationRule`

maxVersions(int maxVersion)

public GCRules.VersionRule maxVersions(int maxVersion)

Creates a new instance of the VersionRule

Parameter

Name	Description
`maxVersion`	`int` maximum number of cell versions to keep

Returns

Type	Description
`GCRules.VersionRule`

union()

public GCRules.UnionRule union()

Creates a new instance of the IntersectionRule

Returns

Type	Description
`GCRules.UnionRule`