public class LRUCache extends Cache
nativeHandle_
owningHandle_
Constructor and Description |
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LRUCache(long capacity)
Create a new cache with a fixed size capacity
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LRUCache(long capacity,
int numShardBits)
Create a new cache with a fixed size capacity.
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LRUCache(long capacity,
int numShardBits,
boolean strictCapacityLimit)
Create a new cache with a fixed size capacity.
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LRUCache(long capacity,
int numShardBits,
boolean strictCapacityLimit,
double highPriPoolRatio)
Create a new cache with a fixed size capacity.
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LRUCache(long capacity,
int numShardBits,
boolean strictCapacityLimit,
double highPriPoolRatio,
double lowPriPoolRatio)
Create a new cache with a fixed size capacity.
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Modifier and Type | Method and Description |
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protected void |
disposeInternal(long handle) |
getPinnedUsage, getUsage
disposeInternal, getNativeHandle
close, disOwnNativeHandle, isOwningHandle
public LRUCache(long capacity)
capacity
- The fixed size capacity of the cachepublic LRUCache(long capacity, int numShardBits)
capacity
- The fixed size capacity of the cachenumShardBits
- The cache is sharded to 2^numShardBits shards,
by hash of the keypublic LRUCache(long capacity, int numShardBits, boolean strictCapacityLimit)
capacity
- The fixed size capacity of the cachenumShardBits
- The cache is sharded to 2^numShardBits shards,
by hash of the keystrictCapacityLimit
- insert to the cache will fail when cache is fullpublic LRUCache(long capacity, int numShardBits, boolean strictCapacityLimit, double highPriPoolRatio)
capacity
- The fixed size capacity of the cachenumShardBits
- The cache is sharded to 2^numShardBits shards,
by hash of the keystrictCapacityLimit
- insert to the cache will fail when cache is fullhighPriPoolRatio
- percentage of the cache reserves for high priority
entriespublic LRUCache(long capacity, int numShardBits, boolean strictCapacityLimit, double highPriPoolRatio, double lowPriPoolRatio)
capacity
- The fixed size capacity of the cachenumShardBits
- The cache is sharded to 2^numShardBits shards,
by hash of the keystrictCapacityLimit
- insert to the cache will fail when cache is fullhighPriPoolRatio
- percentage of the cache reserves for high priority
entrieslowPriPoolRatio
- percentage of the cache reserves for low priority
entriesprotected final void disposeInternal(long handle)
disposeInternal
in class RocksObject