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

Example 1 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 2 with Image

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

the class RecordingWriterTest method closeShouldCloseTheUnderlyingFile.

@Test
void closeShouldCloseTheUnderlyingFile() throws IOException {
    final Image image = mockImage(0L);
    final RecordingWriter recordingWriter = new RecordingWriter(1, 0, SEGMENT_LENGTH, image, new Context().archiveDir(archiveDir));
    recordingWriter.init();
    recordingWriter.close();
    final File segmentFile = segmentFile(1, 0);
    assertTrue(segmentFile.exists());
    // can delete since the underlying FileChannel was already closed
    delete(segmentFile.toPath());
}

Example 3 with Image

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

the class RecordingWriterTest method onBlockShouldComputeCrcUsingTheChecksumBuffer.

@Test
void onBlockShouldComputeCrcUsingTheChecksumBuffer() throws IOException {
    final Image image = mockImage(0L);
    final Context ctx = new Context().archiveDir(archiveDir).recordChecksumBuffer(new UnsafeBuffer(allocateDirectAligned(512, 64))).recordChecksum(crc32());
    final RecordingWriter recordingWriter = new RecordingWriter(1, 0, SEGMENT_LENGTH, image, ctx);
    recordingWriter.init();
    final UnsafeBuffer termBuffer = new UnsafeBuffer(allocateDirectAligned(512, 64));
    frameType(termBuffer, 96, HDR_TYPE_DATA);
    frameTermId(termBuffer, 96, 96);
    frameLengthOrdered(termBuffer, 96, 64);
    frameSessionId(termBuffer, 96, 96);
    termBuffer.setMemory(96 + HEADER_LENGTH, 32, (byte) 96);
    frameType(termBuffer, 160, HDR_TYPE_DATA);
    frameTermId(termBuffer, 160, 160);
    frameLengthOrdered(termBuffer, 160, 288);
    frameSessionId(termBuffer, 160, 160);
    termBuffer.setMemory(160 + HEADER_LENGTH, 256, (byte) 160);
    recordingWriter.onBlock(termBuffer, 96, 352, -1, -1);
    recordingWriter.close();
    final File segmentFile = segmentFile(1, 0);
    assertTrue(segmentFile.exists());
    assertEquals(SEGMENT_LENGTH, segmentFile.length());
    final UnsafeBuffer fileBuffer = new UnsafeBuffer();
    fileBuffer.wrap(readAllBytes(segmentFile.toPath()));
    assertEquals(HDR_TYPE_DATA, frameType(fileBuffer, 0));
    assertEquals(96, frameTermId(fileBuffer, 0));
    assertEquals(64, frameLength(fileBuffer, 0));
    assertEquals(ctx.recordChecksum().compute(termBuffer.addressOffset(), 96 + HEADER_LENGTH, 32), frameSessionId(fileBuffer, 0));
    assertEquals(HDR_TYPE_DATA, frameType(fileBuffer, 64));
    assertEquals(160, frameTermId(fileBuffer, 64));
    assertEquals(288, frameLength(fileBuffer, 64));
    assertEquals(ctx.recordChecksum().compute(termBuffer.addressOffset(), 160 + HEADER_LENGTH, 256), frameSessionId(fileBuffer, 64));
    // Ensure that the source buffer was not modified
    assertEquals(96, frameSessionId(termBuffer, 96));
    assertEquals(160, frameSessionId(termBuffer, 160));
}

Example 4 with Image

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

the class RecordingWriterTest method onBlockShouldRollOverToTheNextSegmentFile.

@Test
void onBlockShouldRollOverToTheNextSegmentFile() throws IOException {
    final Image image = mockImage(0L);
    final RecordingWriter recordingWriter = new RecordingWriter(13, 0, SEGMENT_LENGTH, image, new Context().archiveDir(archiveDir));
    recordingWriter.init();
    final byte[] data1 = new byte[992];
    fill(data1, (byte) 13);
    final UnsafeBuffer termBuffer = new UnsafeBuffer(allocate(TERM_LENGTH));
    frameType(termBuffer, 0, HDR_TYPE_DATA);
    frameLengthOrdered(termBuffer, 0, 1024);
    termBuffer.putBytes(HEADER_LENGTH, data1);
    for (int i = 0; i < SEGMENT_LENGTH / 1024; i++) {
        recordingWriter.onBlock(termBuffer, 0, 1024, -1, -1);
    }
    frameType(termBuffer, 0, HDR_TYPE_DATA);
    frameLengthOrdered(termBuffer, 0, 192);
    final byte[] data2 = new byte[160];
    fill(data2, (byte) 22);
    termBuffer.putBytes(HEADER_LENGTH, data2);
    recordingWriter.onBlock(termBuffer, 0, 192, -1, -1);
    recordingWriter.close();
    final File segmentFile1 = segmentFile(13, 0);
    assertTrue(segmentFile1.exists());
    assertEquals(SEGMENT_LENGTH, segmentFile1.length());
    final UnsafeBuffer fileBuffer = new UnsafeBuffer();
    fileBuffer.wrap(readAllBytes(segmentFile1.toPath()));
    assertEquals(HDR_TYPE_DATA, frameType(fileBuffer, 0));
    assertEquals(1024, frameLength(fileBuffer, 0));
    byte[] fileBytes = new byte[992];
    fileBuffer.getBytes(HEADER_LENGTH, fileBytes, 0, 992);
    assertArrayEquals(data1, fileBytes);
    final File segmentFile2 = segmentFile(13, SEGMENT_LENGTH);
    assertTrue(segmentFile2.exists());
    assertEquals(SEGMENT_LENGTH, segmentFile2.length());
    fileBuffer.wrap(readAllBytes(segmentFile2.toPath()));
    assertEquals(HDR_TYPE_DATA, frameType(fileBuffer, 0));
    assertEquals(192, frameLength(fileBuffer, 0));
    fileBytes = new byte[160];
    fileBuffer.getBytes(HEADER_LENGTH, fileBytes, 0, 160);
    assertArrayEquals(data2, fileBytes);
}

Example 5 with Image

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

the class RecordingWriterTest method onBlockShouldWriteHeaderAndContentsOfTheNonPaddingFrame.

@Test
void onBlockShouldWriteHeaderAndContentsOfTheNonPaddingFrame() throws IOException {
    final Image image = mockImage(0L);
    final RecordingWriter recordingWriter = new RecordingWriter(1, 0, SEGMENT_LENGTH, image, new Context().archiveDir(archiveDir));
    recordingWriter.init();
    final UnsafeBuffer termBuffer = new UnsafeBuffer(allocate(128));
    frameType(termBuffer, 0, HDR_TYPE_DATA);
    frameLengthOrdered(termBuffer, 0, 128);
    final byte[] data = new byte[96];
    fill(data, (byte) 7);
    termBuffer.putBytes(HEADER_LENGTH, data);
    recordingWriter.onBlock(termBuffer, 0, 128, -1, -1);
    recordingWriter.close();
    final File segmentFile = segmentFile(1, 0);
    assertTrue(segmentFile.exists());
    assertEquals(SEGMENT_LENGTH, segmentFile.length());
    final UnsafeBuffer fileBuffer = new UnsafeBuffer();
    fileBuffer.wrap(readAllBytes(segmentFile.toPath()));
    assertEquals(HDR_TYPE_DATA, frameType(fileBuffer, 0));
    assertEquals(128, frameLength(fileBuffer, 0));
    assertEquals(0, frameSessionId(fileBuffer, 0));
    final byte[] fileBytes = new byte[96];
    fileBuffer.getBytes(HEADER_LENGTH, fileBytes, 0, 96);
    assertArrayEquals(data, fileBytes);
}