netty Architecture Docs
Home / Function/ testPages2PageIdx() — netty Function Reference

testPages2PageIdx() — netty Function Reference

Architecture documentation for the testPages2PageIdx() function in PoolArenaTest.java from the netty codebase.

Function java Buffer Search

Entity Profile

Dependency Diagram

graph TD
  f992500a_9f1f_a3a3_8b3d_2cec6fe2cb18["testPages2PageIdx()"]
  a309ea5f_39fd_34ca_b674_7a5f76e6b7eb["PoolArenaTest"]
  f992500a_9f1f_a3a3_8b3d_2cec6fe2cb18 -->|defined in| a309ea5f_39fd_34ca_b674_7a5f76e6b7eb
  style f992500a_9f1f_a3a3_8b3d_2cec6fe2cb18 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/test/java/io/netty/buffer/PoolArenaTest.java lines 72–92

    @Test
    public void testPages2PageIdx() {
        int pageShifts = PAGE_SHIFTS;
        SizeClasses sc = new SizeClasses(PAGE_SIZE, PAGE_SHIFTS, CHUNK_SIZE, 0);
        PoolArena<ByteBuffer> arena = new PoolArena.DirectArena(null, sc);

        int maxPages = CHUNK_SIZE >> pageShifts;
        for (int pages = 1; pages <= maxPages; pages++) {
            int pageIdxFloor = arena.sizeClass.pages2pageIdxFloor(pages);
            assertTrue(pages << pageShifts >= arena.sizeClass.pageIdx2size(pageIdxFloor));
            if (pageIdxFloor > 0 && pages < maxPages) {
                assertTrue(pages << pageShifts < arena.sizeClass.pageIdx2size(pageIdxFloor + 1));
            }

            int pageIdxCeiling = arena.sizeClass.pages2pageIdx(pages);
            assertTrue(pages << pageShifts <= arena.sizeClass.pageIdx2size(pageIdxCeiling));
            if (pageIdxCeiling > 0) {
                assertTrue(pages << pageShifts > arena.sizeClass.pageIdx2size(pageIdxCeiling - 1));
            }
        }
    }

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does testPages2PageIdx() do?
testPages2PageIdx() is a function in the netty codebase, defined in buffer/src/test/java/io/netty/buffer/PoolArenaTest.java.
Where is testPages2PageIdx() defined?
testPages2PageIdx() is defined in buffer/src/test/java/io/netty/buffer/PoolArenaTest.java at line 72.

Analyze Your Own Codebase

Get architecture documentation, dependency graphs, and domain analysis for your codebase in minutes.

Try Supermodel Free