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• ConnectDecoder.java

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uk.co.real_logic.artio.messages.ConnectDecoder Maven / Gradle / Ivy

/* Generated SBE (Simple Binary Encoding) message codec. */
package uk.co.real_logic.artio.messages;

import org.agrona.MutableDirectBuffer;
import org.agrona.DirectBuffer;


/**
 * We have accepted an inbound TCP Connection
 */
@SuppressWarnings("all")
public final class ConnectDecoder
{
    public static final int BLOCK_LENGTH = 16;
    public static final int TEMPLATE_ID = 33;
    public static final int SCHEMA_ID = 666;
    public static final int SCHEMA_VERSION = 25;
    public static final String SEMANTIC_VERSION = "0.2";
    public static final java.nio.ByteOrder BYTE_ORDER = java.nio.ByteOrder.LITTLE_ENDIAN;

    private final ConnectDecoder parentMessage = this;
    private DirectBuffer buffer;
    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 offset()
    {
        return offset;
    }

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

        return this;
    }

    public ConnectDecoder 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 ConnectDecoder sbeRewind()
    {
        return wrap(buffer, offset, actingBlockLength, actingVersion);
    }

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

        return decodedLength;
    }

    public int actingVersion()
    {
        return actingVersion;
    }

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

    public int limit()
    {
        return limit;
    }

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

    public static int connectionId()
    {
        return 1;
    }

    public static int connectionSinceVersion()
    {
        return 0;
    }

    public static int connectionEncodingOffset()
    {
        return 0;
    }

    public static int connectionEncodingLength()
    {
        return 8;
    }

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

        return "";
    }

    public static long connectionNullValue()
    {
        return -9223372036854775808L;
    }

    public static long connectionMinValue()
    {
        return -9223372036854775807L;
    }

    public static long connectionMaxValue()
    {
        return 9223372036854775807L;
    }

    public long connection()
    {
        return buffer.getLong(offset + 0, BYTE_ORDER);
    }


    public static int timestampId()
    {
        return 3;
    }

    public static int timestampSinceVersion()
    {
        return 25;
    }

    public static int timestampEncodingOffset()
    {
        return 8;
    }

    public static int timestampEncodingLength()
    {
        return 8;
    }

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

        return "";
    }

    public static long timestampNullValue()
    {
        return -9223372036854775808L;
    }

    public static long timestampMinValue()
    {
        return -9223372036854775807L;
    }

    public static long timestampMaxValue()
    {
        return 9223372036854775807L;
    }

    public long timestamp()
    {
        if (parentMessage.actingVersion < 25)
        {
            return -9223372036854775808L;
        }

        return buffer.getLong(offset + 8, BYTE_ORDER);
    }


    public static int addressId()
    {
        return 2;
    }

    public static int addressSinceVersion()
    {
        return 0;
    }

    public static String addressCharacterEncoding()
    {
        return java.nio.charset.StandardCharsets.UTF_8.name();
    }

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

        return "";
    }

    public static int addressHeaderLength()
    {
        return 2;
    }

    public int addressLength()
    {
        final int limit = parentMessage.limit();
        return (buffer.getShort(limit, BYTE_ORDER) & 0xFFFF);
    }

    public int skipAddress()
    {
        final int headerLength = 2;
        final int limit = parentMessage.limit();
        final int dataLength = (buffer.getShort(limit, BYTE_ORDER) & 0xFFFF);
        final int dataOffset = limit + headerLength;
        parentMessage.limit(dataOffset + dataLength);

        return dataLength;
    }

    public int getAddress(final MutableDirectBuffer dst, final int dstOffset, final int length)
    {
        final int headerLength = 2;
        final int limit = parentMessage.limit();
        final int dataLength = (buffer.getShort(limit, BYTE_ORDER) & 0xFFFF);
        final int bytesCopied = Math.min(length, dataLength);
        parentMessage.limit(limit + headerLength + dataLength);
        buffer.getBytes(limit + headerLength, dst, dstOffset, bytesCopied);

        return bytesCopied;
    }

    public int getAddress(final byte[] dst, final int dstOffset, final int length)
    {
        final int headerLength = 2;
        final int limit = parentMessage.limit();
        final int dataLength = (buffer.getShort(limit, BYTE_ORDER) & 0xFFFF);
        final int bytesCopied = Math.min(length, dataLength);
        parentMessage.limit(limit + headerLength + dataLength);
        buffer.getBytes(limit + headerLength, dst, dstOffset, bytesCopied);

        return bytesCopied;
    }

    public void wrapAddress(final DirectBuffer wrapBuffer)
    {
        final int headerLength = 2;
        final int limit = parentMessage.limit();
        final int dataLength = (buffer.getShort(limit, BYTE_ORDER) & 0xFFFF);
        parentMessage.limit(limit + headerLength + dataLength);
        wrapBuffer.wrap(buffer, limit + headerLength, dataLength);
    }

    public String address()
    {
        final int headerLength = 2;
        final int limit = parentMessage.limit();
        final int dataLength = (buffer.getShort(limit, BYTE_ORDER) & 0xFFFF);
        parentMessage.limit(limit + headerLength + dataLength);

        if (0 == dataLength)
        {
            return "";
        }

        final byte[] tmp = new byte[dataLength];
        buffer.getBytes(limit + headerLength, tmp, 0, dataLength);

        return new String(tmp, java.nio.charset.StandardCharsets.UTF_8);
    }

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

        final ConnectDecoder decoder = new ConnectDecoder();
        decoder.wrap(buffer, offset, actingBlockLength, actingVersion);

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

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

        final int originalLimit = limit();
        limit(offset + actingBlockLength);
        builder.append("[Connect](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("connection=");
        builder.append(this.connection());
        builder.append('|');
        builder.append("timestamp=");
        builder.append(this.timestamp());
        builder.append('|');
        builder.append("address=");
        builder.append('\'').append(address()).append('\'');

        limit(originalLimit);

        return builder;
    }
    
    public ConnectDecoder sbeSkip()
    {
        sbeRewind();
        skipAddress();

        return this;
    }
}