Example usage for com.google.common.primitives Floats BYTES

Introduction

In this page you can find the example usage for com.google.common.primitives Floats BYTES.

Prototype

int BYTES

To view the source code for com.google.common.primitives Floats BYTES.

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Document

The number of bytes required to represent a primitive float value.

Usage

From source file:io.druid.query.groupby.epinephelinae.column.FloatGroupByColumnSelectorStrategy.java

@Override
public int getGroupingKeySize() {
    return Floats.BYTES;
}

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From source file:io.druid.query.aggregation.HistogramBufferAggregator.java

public HistogramBufferAggregator(FloatColumnSelector selector, float[] breaks) {
    this.selector = selector;
    this.breaks = breaks;
    this.minOffset = Longs.BYTES * (breaks.length + 1);
    this.maxOffset = this.minOffset + Floats.BYTES;
}

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From source file:com.metamx.druid.aggregation.HistogramBufferAggregator.java

public HistogramBufferAggregator(FloatMetricSelector selector, float[] breaks) {
    this.selector = selector;
    this.breaks = breaks;
    this.minOffset = Longs.BYTES * (breaks.length + 1);
    this.maxOffset = this.minOffset + Floats.BYTES;
}

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From source file:io.druid.segment.data.BlockLayoutIndexedFloatSupplier.java

public BlockLayoutIndexedFloatSupplier(int totalSize, int sizePer, ByteBuffer fromBuffer, ByteOrder order,
        CompressedObjectStrategy.CompressionStrategy strategy) {
    baseFloatBuffers = GenericIndexed.read(fromBuffer,
            VSizeCompressedObjectStrategy.getBufferForOrder(order, strategy, sizePer * Floats.BYTES));
    this.totalSize = totalSize;
    this.sizePer = sizePer;
}

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From source file:com.metamx.druid.index.v1.CompressedFloatBufferObjectStrategy.java

private CompressedFloatBufferObjectStrategy(final ByteOrder order) {
    super(order, new BufferConverter<FloatBuffer>() {
        @Override//  w w w. ja va 2s  .  c o  m
        public FloatBuffer convert(ByteBuffer buf) {
            return buf.asFloatBuffer();
        }

        @Override
        public int compare(FloatBuffer lhs, FloatBuffer rhs) {
            return Ordering.natural().nullsFirst().compare(lhs, rhs);
        }

        @Override
        public int sizeOf(int count) {
            return count * Floats.BYTES;
        }

        @Override
        public FloatBuffer combine(ByteBuffer into, FloatBuffer from) {
            return into.asFloatBuffer().put(from);
        }
    });
}

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From source file:io.druid.segment.data.CompressedFloatBufferObjectStrategy.java

private CompressedFloatBufferObjectStrategy(final ByteOrder order, final CompressionStrategy compression,
        final int sizePer) {
    super(order, new BufferConverter<FloatBuffer>() {
        @Override/*from w  w w. j av a2s.c o m*/
        public FloatBuffer convert(ByteBuffer buf) {
            return buf.asFloatBuffer();
        }

        @Override
        public int compare(FloatBuffer lhs, FloatBuffer rhs) {
            return Ordering.natural().nullsFirst().compare(lhs, rhs);
        }

        @Override
        public int sizeOf(int count) {
            return count * Floats.BYTES;
        }

        @Override
        public FloatBuffer combine(ByteBuffer into, FloatBuffer from) {
            return into.asFloatBuffer().put(from);
        }
    }, compression, sizePer);
}

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From source file:io.druid.segment.data.EntireLayoutFloatSupplierSerializer.java

public EntireLayoutFloatSupplierSerializer(IOPeon ioPeon, String filenameBase, ByteOrder order) {
    this.ioPeon = ioPeon;
    this.valueFile = filenameBase + ".value";
    this.metaFile = filenameBase + ".format";

    orderBuffer = ByteBuffer.allocate(Floats.BYTES);
    orderBuffer.order(order);/*from  w w w  .  java2 s .  co m*/
}

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From source file:io.druid.segment.data.BlockLayoutFloatSupplierSerializer.java

public BlockLayoutFloatSupplierSerializer(IOPeon ioPeon, String filenameBase, ByteOrder order,
        CompressedObjectStrategy.CompressionStrategy compression) {
    this.ioPeon = ioPeon;
    this.sizePer = CompressedPools.BUFFER_SIZE / Floats.BYTES;
    this.flattener = new GenericIndexedWriter<>(ioPeon, filenameBase,
            CompressedFloatBufferObjectStrategy.getBufferForOrder(order, compression, sizePer));
    this.metaFile = filenameBase + ".format";
    this.compression = compression;

    endBuffer = FloatBuffer.allocate(sizePer);
    endBuffer.mark();/*from w w w . j  a va 2  s  .co m*/
}

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From source file:io.druid.query.cache.CacheKeyBuilder.java

private static byte[] floatArrayToByteArray(float[] input) {
    final ByteBuffer buffer = ByteBuffer.allocate(Floats.BYTES * input.length);
    buffer.asFloatBuffer().put(input);/*from w  ww . j av  a  2s .  c  o m*/
    return buffer.array();
}

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From source file:com.metamx.collections.spatial.ImmutableNode.java

public ImmutableNode(int numDims, int initialOffset, int offsetFromInitial, ByteBuffer data,
        BitmapFactory bitmapFactory) {// ww  w .  j a v  a  2  s .com
    this.bitmapFactory = bitmapFactory;
    this.numDims = numDims;
    this.initialOffset = initialOffset;
    this.offsetFromInitial = offsetFromInitial;
    short header = data.getShort(initialOffset + offsetFromInitial);
    this.isLeaf = (header & 0x8000) != 0;
    this.numChildren = (short) (header & 0x7FFF);
    final int sizePosition = initialOffset + offsetFromInitial + HEADER_NUM_BYTES + 2 * numDims * Floats.BYTES;
    int bitmapSize = data.getInt(sizePosition);
    this.childrenOffset = initialOffset + offsetFromInitial + HEADER_NUM_BYTES + 2 * numDims * Floats.BYTES
            + Ints.BYTES + bitmapSize;

    this.data = data;
}

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