Example usage for java.io ObjectInput readDouble

Introduction

In this page you can find the example usage for java.io ObjectInput readDouble.

Prototype

double readDouble() throws IOException;

Source Link

Document

Reads eight input bytes and returns a double value.

Usage

From source file:net.openhft.chronicle.wire.benchmarks.Data.java

@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    setPrice(in.readDouble());
    setLongInt(in.readLong());/*from  w  w w.j a  v  a2 s. c o m*/
    setSmallInt(in.readInt());
    setFlag(in.readBoolean());
    setSide((Side) in.readObject());
    setText((String) in.readObject());
}

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From source file:hivemall.fm.FFMPredictionModel.java

@Override
public void readExternal(@Nonnull final ObjectInput in) throws IOException, ClassNotFoundException {
    this._w0 = in.readDouble();
    final int factors = in.readInt();
    this._factors = factors;
    this._numFeatures = in.readInt();
    this._numFields = in.readInt();

    final int used = in.readInt();
    final int size = in.readInt();
    final int[] keys = new int[size];
    final long[] values = new long[size];
    final byte[] states = new byte[size];
    readStates(in, states);//from w w  w  . j  a va  2s  .com

    final int entrySize = Entry.sizeOf(factors);
    int numChunks = (entrySize * used) / HeapBuffer.DEFAULT_CHUNK_BYTES + 1;
    final HeapBuffer buf = new HeapBuffer(HeapBuffer.DEFAULT_CHUNK_SIZE, numChunks);
    final Entry e = new Entry(buf, factors);
    final float[] Vf = new float[factors];
    for (int i = 0; i < size; i++) {
        if (states[i] != IntOpenHashTable.FULL) {
            continue;
        }
        keys[i] = ZigZagLEB128Codec.readSignedInt(in);
        long ptr = buf.allocate(entrySize);
        e.setOffset(ptr);
        readEntry(in, factors, Vf, e);
        values[i] = ptr;
    }

    this._map = new Int2LongOpenHashTable(keys, values, states, used);
    this._buf = buf;
}

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From source file:com.splicemachine.derby.impl.sql.execute.operations.SpliceBaseOperation.java

@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    this.optimizerEstimatedCost = in.readDouble();
    this.optimizerEstimatedRowCount = in.readDouble();
    this.operationInformation = (OperationInformation) in.readObject();
    isTopResultSet = in.readBoolean();/*  w w w.j a  v a 2  s  .com*/
}

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From source file:es.udc.gii.common.eaf.algorithm.population.Individual.java

/**
 * This method is called whenever an instance of this class has to be
 * de-serialized.<p>//w w w  .j a  v  a  2s. c  o m
 * 
 * It sets the values of Individual#getSerializeEvalResults and
 * Individual#getSerializeGenotype accordingly to the information received
 * so that subclasses can rely on them to know what kind of information is
 * to be read.<p>
 * 
 * Subclasses should override this method if they introduce new attibutes.
 * Remember to call <code>super.readExternal()</code> in order to
 * be sure that the state of the parent class is de-serialized and the values
 * of Individual#getSerializeEvalResults and Individual#getSerializeGenotype
 * contain the right information.
 * 
 * @param in - DataInput from which the bytes are read.
 * @throws java.io.IOException
 * @throws java.lang.ClassNotFoundException
 */
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {

    /* Retrieve the type of information comming in */
    boolean evals = in.readBoolean();
    boolean genotype = in.readBoolean();

    this.serializeEvalResults = evals;
    this.serializeGenotype = genotype;

    /* Read the evaluation results, if present */
    if (evals) {
        /* Read number of violated constraints */
        this.violatedConstraints = in.readInt();

        /* Read the fitness value */
        this.fitness = in.readDouble();

        /* Read the number of objectives (-1 means no objective values) */
        int nObjs = in.readInt();

        if (nObjs == -1) {
            this.objectives = null;
        } else {
            /* Read all objective values */
            this.objectives = new ArrayList<Double>(nObjs);
            for (int i = 0; i < nObjs; i++) {
                this.objectives.add(in.readDouble());
            }
        }

        /* Read the number of constraints (-1 means no constraint values) */
        int nConstr = in.readInt();

        if (nConstr == -1) {
            this.constraints = null;
        } else {
            /* Read all constraint values */
            this.constraints = new ArrayList<Double>(nConstr);
            for (int i = 0; i < nConstr; i++) {
                this.constraints.add(in.readDouble());
            }
        }
    }

    /* Read the genotype information, if present */
    if (genotype) {
        int nChroms = in.readInt();

        if (nChroms == -1) {
            this.chromosomes = null;
        } else {
            /* Read all the chromosomes */
            this.chromosomes = new DoubleArray[nChroms];
            for (int i = 0; i < nChroms; i++) {
                int nGenes = in.readInt();
                this.chromosomes[i] = new ResizableDoubleArray(nGenes);
                for (int j = 0; j < nGenes; j++) {
                    this.chromosomes[i].addElement(in.readDouble());
                }
            }
        }
    }
}

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From source file:gnu.trove.map.custom_hash.TObjectDoubleCustomHashMap.java

public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {

    // VERSION//  w ww .  ja v a 2s .co  m
    in.readByte();

    // SUPER
    super.readExternal(in);

    // STRATEGY
    strategy = (HashingStrategy<K>) in.readObject();

    // NO_ENTRY_VALUE
    no_entry_value = in.readDouble();

    // NUMBER OF ENTRIES
    int size = in.readInt();
    setUp(size);

    // ENTRIES
    while (size-- > 0) {
        //noinspection unchecked
        K key = (K) in.readObject();
        double val = in.readDouble();
        put(key, val);
    }
}

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From source file:com.joey.software.regionSelectionToolkit.controlers.ImageProfileTool.java

@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    setBlockUpdate(true);//from www.  j  a  v a  2s  .  c  o  m
    int version = in.readInt();

    dataPoints = in.readInt();
    crossColor = new Color(in.readInt());
    pointSize = in.readDouble();

    value = new float[in.readInt()];
    for (int i = 0; i < value.length; i++) {
        value[i] = in.readFloat();
    }

    selectionData = new float[in.readInt()];
    for (int i = 0; i < selectionData.length; i++) {
        selectionData[i] = in.readFloat();
    }

    useData = new boolean[in.readInt()];
    for (int i = 0; i < useData.length; i++) {
        useData[i] = in.readBoolean();
    }

    offset.setValue(in.readDouble());
    showOffset.setSelected(in.readBoolean());

    setBlockUpdate(false);
    // dataPoints = p.dataPoints;
    // crossColor = new Color(p.crossColor.getRGB());
    // pointSize = p.pointSize;
    // value = new float[p.value.length];
    // for (int i = 0; i < value.length; i++)
    // {
    // value[i] = p.value[i];
    // }
    //
    // selectionData = new float[p.selectionData.length];
    // for (int i = 0; i < selectionData.length; i++)
    // {
    // selectionData[i] = p.selectionData[i];
    // }
    //
    // useData = new boolean[p.useData.length];
    // for (int i = 0; i < useData.length; i++)
    // {
    // useData[i] = p.useData[i];
    // }
    //
    // offset.setValue(p.offset.getValue());
    // showOffset.setSelected(p.showOffset.isSelected());
}

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From source file:org.knime.al.util.noveltydetection.kernel.KernelCalculator.java

/************ Externalizable methods *****************/
@Override// w  w  w  . j  a  v  a2 s.com
public void readExternal(final ObjectInput in) throws IOException, ClassNotFoundException {
    try {
        // read kernelFunction
        m_kernelFunction = (KernelFunction) Class.forName(in.readUTF()).newInstance();
        m_kernelFunction.readExternal(in);

        // read trainingData
        // rows
        m_rowCount = in.readInt();
        // columns
        m_colCount = in.readInt();
        // data
        m_trainingData = new double[m_rowCount][m_colCount];
        for (int r = 0; r < m_rowCount; r++) {
            for (int c = 0; c < m_colCount; c++) {
                m_trainingData[r][c] = in.readDouble();
            }
        }

    } catch (InstantiationException | IllegalAccessException e) {
        throw new IOException(e);
    }

}

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From source file:org.knime.al.util.noveltydetection.knfst.KNFST.java

@Override
public void readExternal(final ObjectInput arg0) throws IOException, ClassNotFoundException {

    try {//from  ww w . j ava2s.co m
        // read kernel
        m_kernel = (KernelCalculator) Class.forName(arg0.readUTF()).newInstance();
        m_kernel.readExternal(arg0);

        // read projection
        // rows
        final int rowsProj = arg0.readInt();
        // columns
        final int colsProj = arg0.readInt();
        // data
        final double[][] projData = new double[rowsProj][colsProj];
        for (int r = 0; r < rowsProj; r++) {
            for (int c = 0; c < colsProj; c++) {
                projData[r][c] = arg0.readDouble();
            }
        }
        // Matrix construction
        m_projection = MatrixUtils.createRealMatrix(projData);

        // read targetPoints
        // rows
        final int rowsTar = arg0.readInt();
        // columns
        final int colsTar = arg0.readInt();
        // data
        final double[][] tarData = new double[rowsTar][colsTar];
        for (int r = 0; r < rowsTar; r++) {
            for (int c = 0; c < colsTar; c++) {
                tarData[r][c] = arg0.readDouble();
            }
        }
        // Matrix construction
        m_targetPoints = MatrixUtils.createRealMatrix(tarData);

        // read betweenClassDistances
        final double[] betweenClassDistances = new double[arg0.readInt()];
        for (int i = 0; i < betweenClassDistances.length; i++) {
            betweenClassDistances[i] = arg0.readDouble();
        }
        m_betweenClassDistances = betweenClassDistances;

    } catch (InstantiationException | IllegalAccessException e) {
        throw new IOException(e);
    }
}

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