b3.entrypoint.fixp.sbe.SequenceDecoder Maven / Gradle / Ivy

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/* Generated SBE (Simple Binary Encoding) message codec. */
package b3.entrypoint.fixp.sbe;

import org.agrona.DirectBuffer;
import org.agrona.sbe.*;


/**
 * Sequence message is used for both: Recoverable (B3 to client) and Idempotent (client to B3) flows.
 */
@SuppressWarnings("all")
public final class SequenceDecoder implements MessageDecoderFlyweight
{
    public static final int BLOCK_LENGTH = 4;
    public static final int TEMPLATE_ID = 9;
    public static final int SCHEMA_ID = 1;
    public static final int SCHEMA_VERSION = 5;
    public static final java.nio.ByteOrder BYTE_ORDER = java.nio.ByteOrder.LITTLE_ENDIAN;

    private final SequenceDecoder parentMessage = this;
    private DirectBuffer buffer;
    private int initialOffset;
    private int offset;
    private int limit;
    int actingBlockLength;
    int actingVersion;

    public int sbeBlockLength()
    {
        return BLOCK_LENGTH;
    }

    public int sbeTemplateId()
    {
        return TEMPLATE_ID;
    }

    public int sbeSchemaId()
    {
        return SCHEMA_ID;
    }

    public int sbeSchemaVersion()
    {
        return SCHEMA_VERSION;
    }

    public String sbeSemanticType()
    {
        return "";
    }

    public DirectBuffer buffer()
    {
        return buffer;
    }

    public int initialOffset()
    {
        return initialOffset;
    }

    public int offset()
    {
        return offset;
    }

    public SequenceDecoder wrap(
        final DirectBuffer buffer,
        final int offset,
        final int actingBlockLength,
        final int actingVersion)
    {
        if (buffer != this.buffer)
        {
            this.buffer = buffer;
        }
        this.initialOffset = offset;
        this.offset = offset;
        this.actingBlockLength = actingBlockLength;
        this.actingVersion = actingVersion;
        limit(offset + actingBlockLength);

        return this;
    }

    public SequenceDecoder wrapAndApplyHeader(
        final DirectBuffer buffer,
        final int offset,
        final MessageHeaderDecoder headerDecoder)
    {
        headerDecoder.wrap(buffer, offset);

        final int templateId = headerDecoder.templateId();
        if (TEMPLATE_ID != templateId)
        {
            throw new IllegalStateException("Invalid TEMPLATE_ID: " + templateId);
        }

        return wrap(
            buffer,
            offset + MessageHeaderDecoder.ENCODED_LENGTH,
            headerDecoder.blockLength(),
            headerDecoder.version());
    }

    public SequenceDecoder sbeRewind()
    {
        return wrap(buffer, initialOffset, actingBlockLength, actingVersion);
    }

    public int sbeDecodedLength()
    {
        final int currentLimit = limit();
        sbeSkip();
        final int decodedLength = encodedLength();
        limit(currentLimit);

        return decodedLength;
    }

    public int encodedLength()
    {
        return limit - offset;
    }

    public int limit()
    {
        return limit;
    }

    public void limit(final int limit)
    {
        this.limit = limit;
    }

    public static int messageTypeId()
    {
        return 35;
    }

    public static int messageTypeSinceVersion()
    {
        return 0;
    }

    public static int messageTypeEncodingOffset()
    {
        return 0;
    }

    public static int messageTypeEncodingLength()
    {
        return 1;
    }

    public static String messageTypeMetaAttribute(final MetaAttribute metaAttribute)
    {
        if (MetaAttribute.PRESENCE == metaAttribute)
        {
            return "constant";
        }

        return "";
    }

    public short messageTypeRaw()
    {
        return MessageType.Sequence.value();
    }


    public MessageType messageType()
    {
        return MessageType.Sequence;
    }


    public static int nextSeqNoId()
    {
        return 35526;
    }

    public static int nextSeqNoSinceVersion()
    {
        return 0;
    }

    public static int nextSeqNoEncodingOffset()
    {
        return 0;
    }

    public static int nextSeqNoEncodingLength()
    {
        return 4;
    }

    public static String nextSeqNoMetaAttribute(final MetaAttribute metaAttribute)
    {
        if (MetaAttribute.PRESENCE == metaAttribute)
        {
            return "required";
        }

        return "";
    }

    public static long nextSeqNoNullValue()
    {
        return 4294967295L;
    }

    public static long nextSeqNoMinValue()
    {
        return 0L;
    }

    public static long nextSeqNoMaxValue()
    {
        return 4294967294L;
    }

    public long nextSeqNo()
    {
        return (buffer.getInt(offset + 0, java.nio.ByteOrder.LITTLE_ENDIAN) & 0xFFFF_FFFFL);
    }


    public String toString()
    {
        if (null == buffer)
        {
            return "";
        }

        final SequenceDecoder decoder = new SequenceDecoder();
        decoder.wrap(buffer, initialOffset, actingBlockLength, actingVersion);

        return decoder.appendTo(new StringBuilder()).toString();
    }

    public StringBuilder appendTo(final StringBuilder builder)
    {
        if (null == buffer)
        {
            return builder;
        }

        final int originalLimit = limit();
        limit(initialOffset + actingBlockLength);
        builder.append("[Sequence](sbeTemplateId=");
        builder.append(TEMPLATE_ID);
        builder.append("|sbeSchemaId=");
        builder.append(SCHEMA_ID);
        builder.append("|sbeSchemaVersion=");
        if (parentMessage.actingVersion != SCHEMA_VERSION)
        {
            builder.append(parentMessage.actingVersion);
            builder.append('/');
        }
        builder.append(SCHEMA_VERSION);
        builder.append("|sbeBlockLength=");
        if (actingBlockLength != BLOCK_LENGTH)
        {
            builder.append(actingBlockLength);
            builder.append('/');
        }
        builder.append(BLOCK_LENGTH);
        builder.append("):");
        builder.append("messageType=");
        builder.append(this.messageType());
        builder.append('|');
        builder.append("nextSeqNo=");
        builder.append(this.nextSeqNo());

        limit(originalLimit);

        return builder;
    }
    
    public SequenceDecoder sbeSkip()
    {
        sbeRewind();

        return this;
    }
}