incrementMemoryCounter() — netty Function Reference

Architecture documentation for the incrementMemoryCounter() function in PlatformDependent.java from the netty codebase.

Function java CommonUtil Internal called by 1

Entity Profile

CommonUtil→ Internal→ incrementMemoryCounter() — netty Function Reference

Dependency Diagram

graph TD
  70697834_5c96_d577_9eb7_bb5814bc2d55["incrementMemoryCounter()"]
  2e66d079_807f_6785_864f_73ab09fbc515["PlatformDependent"]
  70697834_5c96_d577_9eb7_bb5814bc2d55 -->|defined in| 2e66d079_807f_6785_864f_73ab09fbc515
  a1d689bd_4558_1e21_9c75_ae1e74a93859["ByteBuffer()"]
  a1d689bd_4558_1e21_9c75_ae1e74a93859 -->|calls| 70697834_5c96_d577_9eb7_bb5814bc2d55
  style 70697834_5c96_d577_9eb7_bb5814bc2d55 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

common/src/main/java/io/netty/util/internal/PlatformDependent.java lines 1088–1098

    private static void incrementMemoryCounter(int capacity) {
        if (DIRECT_MEMORY_COUNTER != null) {
            long newUsedMemory = DIRECT_MEMORY_COUNTER.addAndGet(capacity);
            if (newUsedMemory > DIRECT_MEMORY_LIMIT) {
                DIRECT_MEMORY_COUNTER.addAndGet(-capacity);
                throw new OutOfDirectMemoryError("failed to allocate " + capacity
                        + " byte(s) of direct memory (used: " + (newUsedMemory - capacity)
                        + ", max: " + DIRECT_MEMORY_LIMIT + ')');
            }
        }
    }