Example usage for io.netty.buffer ByteBuf writeFloat

List of usage examples for io.netty.buffer ByteBuf writeFloat

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Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf writeFloat.

Prototype

public abstract ByteBuf writeFloat(float value);

Source Link

Document

Sets the specified 32-bit floating point number at the current writerIndex and increases the writerIndex by 4 in this buffer.

Usage

From source file:net.tridentsdk.server.packets.play.out.PacketPlayOutSoundEffect.java

License:Apache License

@Override
public void encode(ByteBuf buf) {
    Codec.writeString(buf, this.sound.toString());

    buf.writeInt((int) this.loc.x());
    buf.writeInt((int) this.loc.y());
    buf.writeInt((int) this.loc.z());

    buf.writeFloat(this.volume);
    buf.writeByte(this.pitch);
}

From source file:org.apache.drill.exec.store.hbase.CompareFunctionsProcessor.java

License:Apache License

@Override
public Boolean visitConvertExpression(ConvertExpression e, LogicalExpression valueArg) throws RuntimeException {
    if (e.getConvertFunction() == ConvertExpression.CONVERT_FROM) {

        String encodingType = e.getEncodingType();
        int prefixLength = 0;

        // Handle scan pruning in the following scenario:
        // The row-key is a composite key and the CONVERT_FROM() function has byte_substr() as input function which is
        // querying for the first few bytes of the row-key(start-offset 1)
        // Example WHERE clause:
        // CONVERT_FROM(BYTE_SUBSTR(row_key, 1, 8), 'DATE_EPOCH_BE') < DATE '2015-06-17'
        if (e.getInput() instanceof FunctionCall) {

            // We can prune scan range only for big-endian encoded data
            if (encodingType.endsWith("_BE") == false) {
                return false;
            }//  ww w  .  j a  v a  2 s  .  c o m

            FunctionCall call = (FunctionCall) e.getInput();
            String functionName = call.getName();
            if (!functionName.equalsIgnoreCase("byte_substr")) {
                return false;
            }

            LogicalExpression nameArg = call.args.get(0);
            LogicalExpression valueArg1 = call.args.size() >= 2 ? call.args.get(1) : null;
            LogicalExpression valueArg2 = call.args.size() >= 3 ? call.args.get(2) : null;

            if (((nameArg instanceof SchemaPath) == false) || (valueArg1 == null)
                    || ((valueArg1 instanceof IntExpression) == false) || (valueArg2 == null)
                    || ((valueArg2 instanceof IntExpression) == false)) {
                return false;
            }

            boolean isRowKey = ((SchemaPath) nameArg).getAsUnescapedPath().equals(DrillHBaseConstants.ROW_KEY);
            int offset = ((IntExpression) valueArg1).getInt();

            if (!isRowKey || (offset != 1)) {
                return false;
            }

            this.path = (SchemaPath) nameArg;
            prefixLength = ((IntExpression) valueArg2).getInt();
            this.isRowKeyPrefixComparison = true;
            return visitRowKeyPrefixConvertExpression(e, prefixLength, valueArg);
        }

        if (e.getInput() instanceof SchemaPath) {
            ByteBuf bb = null;
            switch (encodingType) {
            case "INT_BE":
            case "INT":
            case "UINT_BE":
            case "UINT":
            case "UINT4_BE":
            case "UINT4":
                if (valueArg instanceof IntExpression && (isEqualityFn || encodingType.startsWith("U"))) {
                    bb = newByteBuf(4, encodingType.endsWith("_BE"));
                    bb.writeInt(((IntExpression) valueArg).getInt());
                }
                break;
            case "BIGINT_BE":
            case "BIGINT":
            case "UINT8_BE":
            case "UINT8":
                if (valueArg instanceof LongExpression && (isEqualityFn || encodingType.startsWith("U"))) {
                    bb = newByteBuf(8, encodingType.endsWith("_BE"));
                    bb.writeLong(((LongExpression) valueArg).getLong());
                }
                break;
            case "FLOAT":
                if (valueArg instanceof FloatExpression && isEqualityFn) {
                    bb = newByteBuf(4, true);
                    bb.writeFloat(((FloatExpression) valueArg).getFloat());
                }
                break;
            case "DOUBLE":
                if (valueArg instanceof DoubleExpression && isEqualityFn) {
                    bb = newByteBuf(8, true);
                    bb.writeDouble(((DoubleExpression) valueArg).getDouble());
                }
                break;
            case "TIME_EPOCH":
            case "TIME_EPOCH_BE":
                if (valueArg instanceof TimeExpression) {
                    bb = newByteBuf(8, encodingType.endsWith("_BE"));
                    bb.writeLong(((TimeExpression) valueArg).getTime());
                }
                break;
            case "DATE_EPOCH":
            case "DATE_EPOCH_BE":
                if (valueArg instanceof DateExpression) {
                    bb = newByteBuf(8, encodingType.endsWith("_BE"));
                    bb.writeLong(((DateExpression) valueArg).getDate());
                }
                break;
            case "BOOLEAN_BYTE":
                if (valueArg instanceof BooleanExpression) {
                    bb = newByteBuf(1, false /* does not matter */);
                    bb.writeByte(((BooleanExpression) valueArg).getBoolean() ? 1 : 0);
                }
                break;
            case "DOUBLE_OB":
            case "DOUBLE_OBD":
                if (valueArg instanceof DoubleExpression) {
                    bb = newByteBuf(9, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, 9);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeFloat64(br,
                                ((DoubleExpression) valueArg).getDouble(), Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeFloat64(br,
                                ((DoubleExpression) valueArg).getDouble(), Order.ASCENDING);
                    }
                }
                break;
            case "FLOAT_OB":
            case "FLOAT_OBD":
                if (valueArg instanceof FloatExpression) {
                    bb = newByteBuf(5, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, 5);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeFloat32(br,
                                ((FloatExpression) valueArg).getFloat(), Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeFloat32(br,
                                ((FloatExpression) valueArg).getFloat(), Order.ASCENDING);
                    }
                }
                break;
            case "BIGINT_OB":
            case "BIGINT_OBD":
                if (valueArg instanceof LongExpression) {
                    bb = newByteBuf(9, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, 9);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeInt64(br,
                                ((LongExpression) valueArg).getLong(), Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeInt64(br,
                                ((LongExpression) valueArg).getLong(), Order.ASCENDING);
                    }
                }
                break;
            case "INT_OB":
            case "INT_OBD":
                if (valueArg instanceof IntExpression) {
                    bb = newByteBuf(5, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, 5);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeInt32(br,
                                ((IntExpression) valueArg).getInt(), Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeInt32(br,
                                ((IntExpression) valueArg).getInt(), Order.ASCENDING);
                    }
                }
                break;
            case "UTF8":
                // let visitSchemaPath() handle this.
                return e.getInput().accept(this, valueArg);
            }

            if (bb != null) {
                this.value = bb.array();
                this.path = (SchemaPath) e.getInput();
                return true;
            }
        }
    }
    return false;
}

From source file:org.apache.drill.exec.store.mapr.db.binary.CompareFunctionsProcessor.java

License:Apache License

@Override
public Boolean visitConvertExpression(ConvertExpression e, LogicalExpression valueArg) throws RuntimeException {
    if (e.getConvertFunction() == ConvertExpression.CONVERT_FROM) {

        String encodingType = e.getEncodingType();
        int prefixLength = 0;

        // Handle scan pruning in the following scenario:
        // The row-key is a composite key and the CONVERT_FROM() function has byte_substr() as input function which is
        // querying for the first few bytes of the row-key(start-offset 1)
        // Example WHERE clause:
        // CONVERT_FROM(BYTE_SUBSTR(row_key, 1, 8), 'DATE_EPOCH_BE') < DATE '2015-06-17'
        if (e.getInput() instanceof FunctionCall) {

            // We can prune scan range only for big-endian encoded data
            if (encodingType.endsWith("_BE") == false) {
                return false;
            }/*from   w  ww.ja v  a2 s .c o  m*/

            FunctionCall call = (FunctionCall) e.getInput();
            String functionName = call.getName();
            if (!functionName.equalsIgnoreCase("byte_substr")) {
                return false;
            }

            LogicalExpression nameArg = call.args.get(0);
            LogicalExpression valueArg1 = call.args.size() >= 2 ? call.args.get(1) : null;
            LogicalExpression valueArg2 = call.args.size() >= 3 ? call.args.get(2) : null;

            if (((nameArg instanceof SchemaPath) == false) || (valueArg1 == null)
                    || ((valueArg1 instanceof IntExpression) == false) || (valueArg2 == null)
                    || ((valueArg2 instanceof IntExpression) == false)) {
                return false;
            }

            boolean isRowKey = ((SchemaPath) nameArg).getAsUnescapedPath().equals(DrillHBaseConstants.ROW_KEY);
            int offset = ((IntExpression) valueArg1).getInt();

            if (!isRowKey || (offset != 1)) {
                return false;
            }

            this.path = (SchemaPath) nameArg;
            prefixLength = ((IntExpression) valueArg2).getInt();
            this.isRowKeyPrefixComparison = true;
            return visitRowKeyPrefixConvertExpression(e, prefixLength, valueArg);
        }

        if (e.getInput() instanceof SchemaPath) {
            ByteBuf bb = null;

            switch (encodingType) {
            case "INT_BE":
            case "INT":
            case "UINT_BE":
            case "UINT":
            case "UINT4_BE":
            case "UINT4":
                if (valueArg instanceof IntExpression && (isEqualityFn || encodingType.startsWith("U"))) {
                    bb = newByteBuf(4, encodingType.endsWith("_BE"));
                    bb.writeInt(((IntExpression) valueArg).getInt());
                }
                break;
            case "BIGINT_BE":
            case "BIGINT":
            case "UINT8_BE":
            case "UINT8":
                if (valueArg instanceof LongExpression && (isEqualityFn || encodingType.startsWith("U"))) {
                    bb = newByteBuf(8, encodingType.endsWith("_BE"));
                    bb.writeLong(((LongExpression) valueArg).getLong());
                }
                break;
            case "FLOAT":
                if (valueArg instanceof FloatExpression && isEqualityFn) {
                    bb = newByteBuf(4, true);
                    bb.writeFloat(((FloatExpression) valueArg).getFloat());
                }
                break;
            case "DOUBLE":
                if (valueArg instanceof DoubleExpression && isEqualityFn) {
                    bb = newByteBuf(8, true);
                    bb.writeDouble(((DoubleExpression) valueArg).getDouble());
                }
                break;
            case "TIME_EPOCH":
            case "TIME_EPOCH_BE":
                if (valueArg instanceof TimeExpression) {
                    bb = newByteBuf(8, encodingType.endsWith("_BE"));
                    bb.writeLong(((TimeExpression) valueArg).getTime());
                }
                break;
            case "DATE_EPOCH":
            case "DATE_EPOCH_BE":
                if (valueArg instanceof DateExpression) {
                    bb = newByteBuf(8, encodingType.endsWith("_BE"));
                    bb.writeLong(((DateExpression) valueArg).getDate());
                }
                break;
            case "BOOLEAN_BYTE":
                if (valueArg instanceof BooleanExpression) {
                    bb = newByteBuf(1, false /* does not matter */);
                    bb.writeByte(((BooleanExpression) valueArg).getBoolean() ? 1 : 0);
                }
                break;
            case "DOUBLE_OB":
            case "DOUBLE_OBD":
                if (valueArg instanceof DoubleExpression) {
                    bb = newByteBuf(9, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, 9);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeFloat64(br,
                                ((DoubleExpression) valueArg).getDouble(), Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeFloat64(br,
                                ((DoubleExpression) valueArg).getDouble(), Order.ASCENDING);
                    }
                }
                break;
            case "FLOAT_OB":
            case "FLOAT_OBD":
                if (valueArg instanceof FloatExpression) {
                    bb = newByteBuf(5, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, 5);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeFloat32(br,
                                ((FloatExpression) valueArg).getFloat(), Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeFloat32(br,
                                ((FloatExpression) valueArg).getFloat(), Order.ASCENDING);
                    }
                }
                break;
            case "BIGINT_OB":
            case "BIGINT_OBD":
                if (valueArg instanceof LongExpression) {
                    bb = newByteBuf(9, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, 9);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeInt64(br,
                                ((LongExpression) valueArg).getLong(), Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeInt64(br,
                                ((LongExpression) valueArg).getLong(), Order.ASCENDING);
                    }
                }
                break;
            case "INT_OB":
            case "INT_OBD":
                if (valueArg instanceof IntExpression) {
                    bb = newByteBuf(5, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, 5);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeInt32(br,
                                ((IntExpression) valueArg).getInt(), Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeInt32(br,
                                ((IntExpression) valueArg).getInt(), Order.ASCENDING);
                    }
                }
                break;
            case "UTF8_OB":
            case "UTF8_OBD":
                if (valueArg instanceof QuotedString) {
                    int stringLen = ((QuotedString) valueArg).value.getBytes(Charsets.UTF_8).length;
                    bb = newByteBuf(stringLen + 2, true);
                    PositionedByteRange br = new SimplePositionedMutableByteRange(bb.array(), 0, stringLen + 2);
                    if (encodingType.endsWith("_OBD")) {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeString(br,
                                ((QuotedString) valueArg).value, Order.DESCENDING);
                        this.sortOrderAscending = false;
                    } else {
                        org.apache.hadoop.hbase.util.OrderedBytes.encodeString(br,
                                ((QuotedString) valueArg).value, Order.ASCENDING);
                    }
                }
                break;
            case "UTF8":
                // let visitSchemaPath() handle this.
                return e.getInput().accept(this, valueArg);
            }

            if (bb != null) {
                this.value = bb.array();
                this.path = (SchemaPath) e.getInput();
                return true;
            }
        }
    }
    return false;
}

From source file:org.blockartistry.DynSurround.network.Locus.java

License:MIT License

public void toBytes(@Nonnull final ByteBuf buf) {
    buf.writeInt(this.dimension);
    buf.writeFloat((float) this.x);
    buf.writeFloat((float) this.y);
    buf.writeFloat((float) this.z);
    buf.writeFloat((float) this.range);
    buf.writeInt(this.entityId);
}

From source file:org.blockartistry.DynSurround.network.PacketDisplayFootprint.java

License:MIT License

@Override
public void toBytes(@Nonnull final ByteBuf buf) {
    this.locus.toBytes(buf);
    buf.writeFloat(this.rotation);
    buf.writeBoolean(this.isRightFoot);
}

From source file:org.blockartistry.DynSurround.network.PacketHealthChange.java

License:MIT License

@Override
public void toBytes(@Nonnull final ByteBuf buf) {
    buf.writeInt(this.entityId);
    buf.writeFloat(this.posX);
    buf.writeFloat(this.posY);
    buf.writeFloat(this.posZ);
    buf.writeBoolean(this.isCritical);
    buf.writeInt(this.amount);
}

From source file:org.blockartistry.DynSurround.network.PacketWeatherUpdate.java

License:MIT License

@Override
public void toBytes(@Nonnull final ByteBuf buf) {
    buf.writeShort(this.dimension);
    buf.writeFloat(this.intensity);
    buf.writeFloat(this.maxIntensity);
    buf.writeInt(this.nextRainChange);
    buf.writeFloat(this.thunderStrength);
    buf.writeInt(this.thunderChange);
    buf.writeInt(this.thunderEvent);
}

From source file:org.blockartistry.mod.DynSurround.network.PacketHealthChange.java

License:MIT License

@Override
public void toBytes(final ByteBuf buf) {
    buf.writeLong(this.entityId.getMostSignificantBits());
    buf.writeLong(this.entityId.getLeastSignificantBits());
    buf.writeFloat(this.posX);
    buf.writeFloat(this.posY);
    buf.writeFloat(this.posZ);
    buf.writeBoolean(this.isCritical);
    buf.writeInt(this.amount);
}

From source file:org.blockartistry.mod.DynSurround.network.PacketRainIntensity.java

License:MIT License

public void toBytes(final ByteBuf buf) {
    buf.writeFloat(this.intensity);
    buf.writeInt(this.dimension);
}

From source file:org.eclipse.neoscada.protocol.iec60870.asdu.types.TypeHelper.java

License:Open Source License

/**
 * Encode Short floating point number with quality descriptor
 */// ww w .  j  av  a 2  s .  c  o m
public static void encodeFloatValue(final ProtocolOptions options, final ByteBuf out, final Value<Float> value,
        final boolean withTimestamp) {
    final byte qds = (byte) (value.isOverflow() ? 0b00000001 : 0b00000000);
    final byte siq = value.getQualityInformation().apply(qds);

    out.writeFloat(value.getValue());
    out.writeByte(siq);

    if (withTimestamp) {
        encodeTimestamp(options, out, value.getTimestamp());
    }
}