BloombergLP::bdlcc::Cache::Cache

Create an empty cache with the specified eviction policy and watermarks.

Synopsis

Declared in <bdlcc_cache.h>

Cache(
    CacheEvictionPolicy::Enum evictionPolicy,
    std::size_t lowWatermark,
    std::size_t highWatermark,
    bslma::Allocator* basicAllocator = 0);

Description

Create an empty cache using the specified evictionPolicy and the specified lowWatermark and highWatermark. Optionally specify the basicAllocator used to supply memory. If basicAllocator is 0, the currently installed default allocator is used. The behavior is undefined unless lowWatermark <= highWatermark, 1 <= lowWatermark, and 1 <= highWatermark.

Parameters

Name

Description

evictionPolicy

policy used to select items for eviction

lowWatermark

size at which eviction stops

highWatermark

size at which eviction starts after an insert

basicAllocator

allocator used to supply memory

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