createNormalCaches() — netty Function Reference

Architecture documentation for the createNormalCaches() function in PoolThreadCache.java from the netty codebase.

Function java Buffer Search calls 1 called by 1

Entity Profile

Buffer→ Search→ createNormalCaches() — netty Function Reference

Dependency Diagram

graph TD
  889d822a_52d8_de93_dcf2_0a4944151cf9["createNormalCaches()"]
  f4c407ea_9e8c_d00d_ea7e_e355c94f8aba["PoolThreadCache"]
  889d822a_52d8_de93_dcf2_0a4944151cf9 -->|defined in| f4c407ea_9e8c_d00d_ea7e_e355c94f8aba
  0e603157_90bc_3e55_d20f_3030a8c4d853["PoolThreadCache()"]
  0e603157_90bc_3e55_d20f_3030a8c4d853 -->|calls| 889d822a_52d8_de93_dcf2_0a4944151cf9
  f0dd6d53_8cde_9782_233c_ebff914c0232["add()"]
  889d822a_52d8_de93_dcf2_0a4944151cf9 -->|calls| f0dd6d53_8cde_9782_233c_ebff914c0232
  style 889d822a_52d8_de93_dcf2_0a4944151cf9 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/main/java/io/netty/buffer/PoolThreadCache.java lines 120–136

    @SuppressWarnings("unchecked")
    private static <T> MemoryRegionCache<T>[] createNormalCaches(
            int cacheSize, int maxCachedBufferCapacity, PoolArena<T> area) {
        if (cacheSize > 0 && maxCachedBufferCapacity > 0) {
            int max = Math.min(area.sizeClass.chunkSize, maxCachedBufferCapacity);
            // Create as many normal caches as we support based on how many sizeIdx we have and what the upper
            // bound is that we want to cache in general.
            List<MemoryRegionCache<T>> cache = new ArrayList<MemoryRegionCache<T>>() ;
            for (int idx = area.sizeClass.nSubpages; idx < area.sizeClass.nSizes &&
                    area.sizeClass.sizeIdx2size(idx) <= max; idx++) {
                cache.add(new NormalMemoryRegionCache<T>(cacheSize));
            }
            return cache.toArray(new MemoryRegionCache[0]);
        } else {
            return null;
        }
    }