checkForOverflow() — netty Function Reference

Architecture documentation for the checkForOverflow() function in CompositeByteBuf.java from the netty codebase.

Function java Buffer Search calls 1 called by 2

Entity Profile

Buffer→ Search→ checkForOverflow() — netty Function Reference

Dependency Diagram

graph TD
  59bfffdc_1653_76b9_674e_0f9e0a0ace57["checkForOverflow()"]
  6b8e4d93_5aed_4ff7_ccdd_9c021b0fe7d6["CompositeByteBuf"]
  59bfffdc_1653_76b9_674e_0f9e0a0ace57 -->|defined in| 6b8e4d93_5aed_4ff7_ccdd_9c021b0fe7d6
  59aa513a_9196_9707_e719_00f253da08eb["addComponent0()"]
  59aa513a_9196_9707_e719_00f253da08eb -->|calls| 59bfffdc_1653_76b9_674e_0f9e0a0ace57
  e9920c4e_d91d_be1d_34e0_9c0ddc060f5d["CompositeByteBuf()"]
  e9920c4e_d91d_be1d_34e0_9c0ddc060f5d -->|calls| 59bfffdc_1653_76b9_674e_0f9e0a0ace57
  8b40bcf2_a1f9_fa88_113f_04b3bb1e18c3["capacity()"]
  59bfffdc_1653_76b9_674e_0f9e0a0ace57 -->|calls| 8b40bcf2_a1f9_fa88_113f_04b3bb1e18c3
  style 59bfffdc_1653_76b9_674e_0f9e0a0ace57 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/main/java/io/netty/buffer/CompositeByteBuf.java lines 270–275

    private static void checkForOverflow(int capacity, int readableBytes) {
        if (capacity + readableBytes < 0) {
            throw new IllegalArgumentException("Can't increase by " + readableBytes + " as capacity(" + capacity + ")" +
                    " would overflow " + Integer.MAX_VALUE);
        }
    }