Package org.infinispan.statetransfer
Enum RebalanceType
- java.lang.Object
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- java.lang.Enum<RebalanceType>
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- org.infinispan.statetransfer.RebalanceType
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- All Implemented Interfaces:
Serializable
,Comparable<RebalanceType>
public enum RebalanceType extends Enum<RebalanceType>
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Enum Constant Summary
Enum Constants Enum Constant Description FOUR_PHASE
Used by distributed and replicated caches.NONE
Used by local and invalidation cache modes.TWO_PHASE
Used by scattered cache.
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static RebalanceType
from(CacheMode cacheMode)
static RebalanceType
valueOf(String name)
Returns the enum constant of this type with the specified name.static RebalanceType[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Detail
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NONE
public static final RebalanceType NONE
Used by local and invalidation cache modes. No state transfer is happening.
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FOUR_PHASE
public static final RebalanceType FOUR_PHASE
Used by distributed and replicated caches. To guarantee consistent results and non-blocking reads, cache must undergo a series of 4 topology changes: STABLE → READ_OLD_WRITE_ALL → READ_ALL_WRITE_ALL → READ_NEW_WRITE_ALL → STABLE
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TWO_PHASE
public static final RebalanceType TWO_PHASE
Used by scattered cache. In any topology, each segment has at most one owner and consistent results are achieved using extra synchronization of versions inScatteredVersionManager
. State transfer consists of two changes: STABLE → TRANSITORY → STABLE
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Method Detail
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values
public static RebalanceType[] values()
Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:for (RebalanceType c : RebalanceType.values()) System.out.println(c);
- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
public static RebalanceType valueOf(String name)
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
IllegalArgumentException
- if this enum type has no constant with the specified nameNullPointerException
- if the argument is null
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from
public static RebalanceType from(CacheMode cacheMode)
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