Examples with HEADER_LENGTH io.aeron.protocol.DataHeaderFlyweight.HEADER_LENGTH used on opensource projects

Example 6 with HEADER_LENGTH

use of io.aeron.protocol.DataHeaderFlyweight.HEADER_LENGTH in project Aeron by real-logic.

the class CatalogTest method shouldUseChecksumToVerifyLastFragmentAfterPageStraddle.

@Test
void shouldUseChecksumToVerifyLastFragmentAfterPageStraddle() throws Exception {
    final long newRecordingId = newRecording();
    final File segmentFile = new File(archiveDir, segmentFileName(newRecordingId, 0));
    try (FileChannel log = FileChannel.open(segmentFile.toPath(), READ, WRITE, CREATE)) {
        final ByteBuffer bb = allocate(HEADER_LENGTH);
        final DataHeaderFlyweight flyweight = new DataHeaderFlyweight(bb);
        flyweight.frameLength(PAGE_SIZE - 128);
        log.write(bb);
        bb.clear();
        flyweight.frameLength(256);
        flyweight.sessionId(1025596259);
        log.write(bb, PAGE_SIZE - 128);
        bb.clear();
        bb.put(0, (byte) 0).limit(1).position(0);
        log.write(bb, PAGE_SIZE + 127);
    }
    currentTimeMs = 42L;
    try (Catalog catalog = new Catalog(archiveDir, null, 0, CAPACITY, clock, crc32(), null)) {
        assertTrue(catalog.forEntry(newRecordingId, (recordingDescriptorOffset, headerEncoder, headerDecoder, descriptorEncoder, descriptorDecoder) -> {
            assertEquals(42L, descriptorDecoder.stopTimestamp());
            assertEquals(PAGE_SIZE + 128, descriptorDecoder.stopPosition());
        }));
    }
}

Example 7 with HEADER_LENGTH

use of io.aeron.protocol.DataHeaderFlyweight.HEADER_LENGTH in project aeron by real-logic.

the class CatalogTest method shouldUseChecksumToVerifyLastFragmentAfterPageStraddle.

@Test
void shouldUseChecksumToVerifyLastFragmentAfterPageStraddle() throws Exception {
    final long newRecordingId = newRecording();
    final File segmentFile = new File(archiveDir, segmentFileName(newRecordingId, 0));
    try (FileChannel log = FileChannel.open(segmentFile.toPath(), READ, WRITE, CREATE)) {
        final ByteBuffer bb = allocate(HEADER_LENGTH);
        final DataHeaderFlyweight flyweight = new DataHeaderFlyweight(bb);
        flyweight.frameLength(PAGE_SIZE - 128);
        log.write(bb);
        bb.clear();
        flyweight.frameLength(256);
        flyweight.sessionId(1025596259);
        log.write(bb, PAGE_SIZE - 128);
        bb.clear();
        bb.put(0, (byte) 0).limit(1).position(0);
        log.write(bb, PAGE_SIZE + 127);
    }
    currentTimeMs = 42L;
    try (Catalog catalog = new Catalog(archiveDir, null, 0, CAPACITY, clock, crc32(), null)) {
        assertTrue(catalog.forEntry(newRecordingId, (recordingDescriptorOffset, headerEncoder, headerDecoder, descriptorEncoder, descriptorDecoder) -> {
            assertEquals(42L, descriptorDecoder.stopTimestamp());
            assertEquals(PAGE_SIZE + 128, descriptorDecoder.stopPosition());
        }));
    }
}