Examples with Context io.aeron.archive.Archive.Context used on opensource projects

Example 31 with Context

use of io.aeron.archive.Archive.Context 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 32 with Context

use of io.aeron.archive.Archive.Context in project aeron by real-logic.

the class RecordingWriterTest method onBlockThrowsNullPointerExceptionIfInitWasNotCalled.

@Test
void onBlockThrowsNullPointerExceptionIfInitWasNotCalled() {
    final Image image = mockImage(0L);
    final RecordingWriter recordingWriter = new RecordingWriter(1, 0, SEGMENT_LENGTH, image, new Context().archiveDir(archiveDir));
    assertThrows(NullPointerException.class, () -> recordingWriter.onBlock(new UnsafeBuffer(allocate(32)), 0, 10, 5, 8));
}

Example 33 with Context

use of io.aeron.archive.Archive.Context in project aeron by real-logic.

the class RecordingWriterTest method onBlockShouldWriteHeaderOfThePaddingFrameAndAdvanceFilePositionByThePaddingLength.

@Test
void onBlockShouldWriteHeaderOfThePaddingFrameAndAdvanceFilePositionByThePaddingLength() throws IOException {
    final int segmentOffset = 96;
    final long startPosition = 7 * TERM_LENGTH + segmentOffset;
    final Image image = mockImage(startPosition);
    final RecordingWriter recordingWriter = new RecordingWriter(5, startPosition, SEGMENT_LENGTH, image, new Context().archiveDir(archiveDir));
    recordingWriter.init();
    final UnsafeBuffer termBuffer = new UnsafeBuffer(allocate(1024));
    frameType(termBuffer, 0, HDR_TYPE_PAD);
    frameLengthOrdered(termBuffer, 0, 1024);
    frameSessionId(termBuffer, 0, 111);
    final byte[] data = new byte[992];
    fill(data, (byte) -1);
    termBuffer.putBytes(HEADER_LENGTH, data);
    recordingWriter.onBlock(termBuffer, 0, 1024, -1, -1);
    recordingWriter.close();
    final File segmentFile = segmentFile(5, startPosition);
    assertTrue(segmentFile.exists());
    assertEquals(SEGMENT_LENGTH, segmentFile.length());
    final UnsafeBuffer fileBuffer = new UnsafeBuffer();
    fileBuffer.wrap(readAllBytes(segmentFile.toPath()));
    final byte[] preamble = new byte[segmentOffset];
    fileBuffer.getBytes(0, preamble, 0, segmentOffset);
    assertArrayEquals(new byte[segmentOffset], preamble);
    assertEquals(HDR_TYPE_PAD, frameType(fileBuffer, segmentOffset));
    assertEquals(1024, frameLength(fileBuffer, segmentOffset));
    assertEquals(111, frameSessionId(fileBuffer, segmentOffset));
    final byte[] fileBytes = new byte[992];
    fileBuffer.getBytes(segmentOffset + HEADER_LENGTH, fileBytes, 0, 992);
    assertArrayEquals(new byte[992], fileBytes);
}

Example 34 with Context

use of io.aeron.archive.Archive.Context in project aeron by real-logic.

the class RecordingWriterTest method onBlockShouldNotComputeCrcForThePaddingFrame.

@Test
void onBlockShouldNotComputeCrcForThePaddingFrame() 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(allocate(512));
    final int length = 128;
    final byte[] data = new byte[length - HEADER_LENGTH];
    final int sessionId = 5;
    final int termId = 18;
    fill(data, (byte) 99);
    frameType(termBuffer, 0, HDR_TYPE_PAD);
    frameTermId(termBuffer, 0, termId);
    frameLengthOrdered(termBuffer, 0, length);
    frameSessionId(termBuffer, 0, sessionId);
    termBuffer.putBytes(HEADER_LENGTH, data);
    recordingWriter.onBlock(termBuffer, 0, HEADER_LENGTH, -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_PAD, frameType(fileBuffer, 0));
    assertEquals(termId, frameTermId(fileBuffer, 0));
    assertEquals(length, frameLength(fileBuffer, 0));
    assertEquals(sessionId, frameSessionId(fileBuffer, 0));
}

Example 35 with Context

use of io.aeron.archive.Archive.Context 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());
}