Examples with MutableInteger org.agrona.collections.MutableInteger used on opensource projects

Example 6 with MutableInteger

use of org.agrona.collections.MutableInteger in project Aeron by real-logic.

the class ArchiveMigration_2_3 method migrateCatalogFile.

private int migrateCatalogFile(final Catalog catalog, final int version, final MappedByteBuffer mappedByteBuffer) {
    final UnsafeBuffer buffer = new UnsafeBuffer(mappedByteBuffer);
    final int alignment = CACHE_LINE_LENGTH;
    // Create CatalogHeader for version 3.0.0
    final int catalogHeaderLength = writeCatalogHeader(buffer, version, catalog.nextRecordingId(), alignment);
    final MutableInteger offset = new MutableInteger(catalogHeaderLength);
    catalog.forEach((recordingDescriptorOffset, headerEncoder, headerDecoder, descriptorEncoder, descriptorDecoder) -> {
        final int strippedChannelLength = descriptorDecoder.strippedChannelLength();
        descriptorDecoder.skipStrippedChannel();
        final int originalChannelLength = descriptorDecoder.originalChannelLength();
        descriptorDecoder.skipOriginalChannel();
        final int sourceIdentityLength = descriptorDecoder.sourceIdentityLength();
        final int frameLength = align(DESCRIPTOR_HEADER_LENGTH + 7 * SIZE_OF_LONG + 6 * SIZE_OF_INT + SIZE_OF_INT + strippedChannelLength + SIZE_OF_INT + originalChannelLength + SIZE_OF_INT + sourceIdentityLength, alignment);
        final DirectBuffer srcBuffer = headerDecoder.buffer();
        final int headerLength = headerDecoder.encodedLength();
        // Copy recording header
        int index = offset.get();
        buffer.putBytes(index, srcBuffer, 0, headerLength);
        index += headerLength;
        // Correct length
        buffer.putInt(offset.get(), frameLength - headerLength, LITTLE_ENDIAN);
        // Copy recording descriptor
        buffer.putBytes(index, srcBuffer, headerLength, frameLength - headerLength);
        offset.addAndGet(frameLength);
    });
    return offset.get();
}

Example 7 with MutableInteger

use of org.agrona.collections.MutableInteger in project Aeron by real-logic.

the class ClusterNodeTest method shouldEchoMessageViaServiceUsingTryClaim.

@Test
@InterruptAfter(10)
public void shouldEchoMessageViaServiceUsingTryClaim() {
    final ExpandableArrayBuffer msgBuffer = new ExpandableArrayBuffer();
    final String msg = "Hello World!";
    msgBuffer.putStringWithoutLengthAscii(0, msg);
    final MutableInteger messageCount = new MutableInteger();
    final EgressListener listener = (clusterSessionId, timestamp, buffer, offset, length, header) -> {
        assertEquals(msg, buffer.getStringWithoutLengthAscii(offset, length));
        messageCount.value += 1;
    };
    container = launchEchoService();
    aeronCluster = connectToCluster(listener);
    final BufferClaim bufferClaim = new BufferClaim();
    long publicationResult;
    do {
        publicationResult = aeronCluster.tryClaim(msg.length(), bufferClaim);
        if (publicationResult > 0) {
            final int offset = bufferClaim.offset() + AeronCluster.SESSION_HEADER_LENGTH;
            bufferClaim.buffer().putBytes(offset, msgBuffer, 0, msg.length());
            bufferClaim.commit();
        } else {
            Tests.yield();
        }
    } while (publicationResult < 0);
    offerMessage(msgBuffer, msg);
    awaitResponse(messageCount);
    ClusterTests.failOnClusterError();
}

Example 8 with MutableInteger

use of org.agrona.collections.MutableInteger in project Aeron by real-logic.

the class ClusterNodeTest method shouldEchoMessageViaServiceUsingDirectOffer.

@Test
@InterruptAfter(10)
public void shouldEchoMessageViaServiceUsingDirectOffer() {
    final ExpandableArrayBuffer msgBuffer = new ExpandableArrayBuffer();
    final String msg = "Hello World!";
    msgBuffer.putStringWithoutLengthAscii(0, msg);
    final MutableInteger messageCount = new MutableInteger();
    final EgressListener listener = (clusterSessionId, timestamp, buffer, offset, length, header) -> {
        assertEquals(msg, buffer.getStringWithoutLengthAscii(offset, length));
        messageCount.value += 1;
    };
    container = launchEchoService();
    aeronCluster = connectToCluster(listener);
    offerMessage(msgBuffer, msg);
    awaitResponse(messageCount);
    ClusterTests.failOnClusterError();
}

Example 9 with MutableInteger

use of org.agrona.collections.MutableInteger in project Aeron by real-logic.

the class StatusUtil method controllableIdleStrategy.

/**
 * Return the controllable idle strategy {@link StatusIndicator}.
 *
 * @param countersReader that holds the status indicator.
 * @return status indicator to use or null if not found.
 */
public static StatusIndicator controllableIdleStrategy(final CountersReader countersReader) {
    StatusIndicator statusIndicator = null;
    final MutableInteger id = new MutableInteger(-1);
    countersReader.forEach((counterId, label) -> {
        if (counterId == SystemCounterDescriptor.CONTROLLABLE_IDLE_STRATEGY.id() && label.equals(SystemCounterDescriptor.CONTROLLABLE_IDLE_STRATEGY.label())) {
            id.value = counterId;
        }
    });
    if (Aeron.NULL_VALUE != id.value) {
        statusIndicator = new UnsafeBufferStatusIndicator(countersReader.valuesBuffer(), id.value);
    }
    return statusIndicator;
}

Example 10 with MutableInteger

use of org.agrona.collections.MutableInteger in project Aeron by real-logic.

the class StatusUtil method sendChannelStatus.

/**
 * Return the read-only status indicator for the given send channel URI.
 *
 * @param countersReader that holds the status indicator.
 * @param channel        for the send channel.
 * @return read-only status indicator that can be used to query the status of the send channel or null.
 * @see ChannelEndpointStatus for status values and indications.
 */
public static StatusIndicatorReader sendChannelStatus(final CountersReader countersReader, final String channel) {
    StatusIndicatorReader statusReader = null;
    final MutableInteger id = new MutableInteger(-1);
    countersReader.forEach((counterId, typeId, keyBuffer, label) -> {
        if (typeId == SendChannelStatus.SEND_CHANNEL_STATUS_TYPE_ID) {
            if (channel.startsWith(keyBuffer.getStringAscii(ChannelEndpointStatus.CHANNEL_OFFSET))) {
                id.value = counterId;
            }
        }
    });
    if (Aeron.NULL_VALUE != id.value) {
        statusReader = new UnsafeBufferStatusIndicator(countersReader.valuesBuffer(), id.value);
    }
    return statusReader;
}