Examples with Image io.aeron.Image used on opensource projects

Example 11 with Image

use of io.aeron.Image in project aeron by real-logic.

the class RecordingWriterTest method initShouldOpenAFileChannel.

@Test
void initShouldOpenAFileChannel() throws IOException {
    final Image image = mockImage(0L);
    final RecordingWriter recordingWriter = new RecordingWriter(1, 0, SEGMENT_LENGTH, image, new Context().archiveDir(archiveDir));
    final File segmentFile = segmentFile(1, 0);
    assertFalse(segmentFile.exists());
    try {
        recordingWriter.init();
        assertTrue(segmentFile.exists());
    } finally {
        recordingWriter.close();
    }
}

Example 12 with Image

use of io.aeron.Image in project aeron by real-logic.

the class RecordingWriterTest method mockImage.

private Image mockImage(final long joinPosition) {
    final Image image = mock(Image.class);
    when(image.termBufferLength()).thenReturn(TERM_LENGTH);
    when(image.joinPosition()).thenReturn(joinPosition);
    return image;
}

Example 13 with Image

use of io.aeron.Image in project aeron by real-logic.

the class RecordingWriterTest method onBlockThrowsArchiveExceptionIfCurrentThreadWasInterrupted.

@Test
void onBlockThrowsArchiveExceptionIfCurrentThreadWasInterrupted() throws IOException {
    final Image image = mockImage(0L);
    final RecordingWriter recordingWriter = new RecordingWriter(1, 0, SEGMENT_LENGTH, image, new Context().archiveDir(archiveDir));
    recordingWriter.init();
    assertFalse(Thread.interrupted());
    try {
        Thread.currentThread().interrupt();
        final ArchiveException exception = assertThrows(ArchiveException.class, () -> recordingWriter.onBlock(new UnsafeBuffer(allocate(32)), 0, 10, 5, 8));
        assertEquals(GENERIC, exception.errorCode());
        assertEquals("ERROR - file closed by interrupt, recording aborted", exception.getMessage());
    } finally {
        assertTrue(Thread.interrupted());
    }
}

Example 14 with Image

use of io.aeron.Image in project aeron by real-logic.

the class EmbeddedPingPong method roundTripMessages.

private static void roundTripMessages(final FragmentHandler fragmentHandler, final Publication pingPublication, final Subscription pongSubscription, final long numMessages) {
    while (!pongSubscription.isConnected()) {
        Thread.yield();
    }
    final Image image = pongSubscription.imageAtIndex(0);
    for (long i = 0; i < numMessages; i++) {
        long offeredPosition;
        do {
            OFFER_BUFFER.putLong(0, System.nanoTime());
        } while ((offeredPosition = pingPublication.offer(OFFER_BUFFER, 0, MESSAGE_LENGTH, null)) < 0L);
        while (image.position() < offeredPosition) {
            final int fragments = image.poll(fragmentHandler, FRAGMENT_COUNT_LIMIT);
            PONG_HANDLER_IDLE_STRATEGY.idle(fragments);
        }
    }
}

Example 15 with Image

use of io.aeron.Image in project aeron by real-logic.

the class RecordingSessionTest method mockImage.

private Image mockImage(final int sessionId, final int initialTermId, final String sourceIdentity, final int termBufferLength, final Subscription subscription) {
    final Image image = mock(Image.class);
    when(image.sessionId()).thenReturn(sessionId);
    when(image.initialTermId()).thenReturn(initialTermId);
    when(image.sourceIdentity()).thenReturn(sourceIdentity);
    when(image.termBufferLength()).thenReturn(termBufferLength);
    when(image.subscription()).thenReturn(subscription);
    when(image.mtuLength()).thenReturn(MTU_LENGTH);
    when(image.joinPosition()).thenReturn(START_POSITION);
    return image;
}