Example usage for java.io ObjectOutput writeDouble

Introduction

In this page you can find the example usage for java.io ObjectOutput writeDouble.

Prototype

void writeDouble(double v) throws IOException;

Source Link

Document

Writes a double value, which is comprised of eight bytes, to the output stream.

Usage

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

@Override
public void writeExternal(ObjectOutput out) throws IOException {
    out.writeDouble(price);
    out.writeLong(longInt);/*  ww w.  j a  v  a2s  .c o m*/
    out.writeInt(smallInt);
    out.writeBoolean(flag);
    out.writeObject(side);
    out.writeObject(getText());
}

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From source file:hivemall.fm.FFMPredictionModel.java

@Override
public void writeExternal(@Nonnull ObjectOutput out) throws IOException {
    out.writeDouble(_w0);
    final int factors = _factors;
    out.writeInt(factors);//from   w w w.j a v a2  s. c  o  m
    out.writeInt(_numFeatures);
    out.writeInt(_numFields);

    int used = _map.size();
    out.writeInt(used);

    final int[] keys = _map.getKeys();
    final int size = keys.length;
    out.writeInt(size);

    final byte[] states = _map.getStates();
    writeStates(states, out);

    final long[] values = _map.getValues();

    final HeapBuffer buf = _buf;
    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;
        }
        ZigZagLEB128Codec.writeSignedInt(keys[i], out);
        e.setOffset(values[i]);
        writeEntry(e, factors, Vf, out);
    }

    // help GC
    this._map = null;
    this._buf = null;
}

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

@Override
public void writeExternal(ObjectOutput out) throws IOException {
    SpliceLogUtils.trace(LOG, "writeExternal");
    out.writeDouble(optimizerEstimatedCost);
    out.writeDouble(optimizerEstimatedRowCount);
    out.writeObject(operationInformation);
    out.writeBoolean(isTopResultSet);/* w  w  w  .ja  va 2  s. co m*/
}

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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 serialized.<p>
 * /*from w w w.  j  ava  2  s . c  o m*/
 * It might write to the output <code>out</code> the evaluation results
 * or the genotype information or both, deppending on the value of 
 * Individual#getSerializeEvalResults and Individual#getSerializeGenotype,
 * which are always writen at the beginning of the output to know later what
 * type of information is contained in the data.<p>
 * 
 * Subclasses should override this method if they introduce new attibutes.
 * Remember to call <code>super.writeExternal()</code> in order to
 * be sure that the state of the parent class is serialized.    
 * 
 * @param out - DataOutput to write the serialized bytes to.
 * @throws java.io.IOException
 */
@Override
public void writeExternal(ObjectOutput out) throws IOException {

    /* Phenotype serialized? */
    out.writeBoolean(this.serializeEvalResults);

    /* Genotype serialized? */
    out.writeBoolean(this.serializeGenotype);

    if (this.serializeEvalResults) {
        /* Serialize number of violated constraints */
        out.writeInt(this.violatedConstraints);

        /* Serialize fitness */
        out.writeDouble(this.fitness);

        /* Serialize objective values */
        if (this.objectives == null) {
            out.writeInt(-1);
        } else {
            out.writeInt(this.objectives.size());
            for (Double d : this.objectives) {
                out.writeDouble(d.doubleValue());
            }
        }

        /* Serialize constraint values */
        if (this.constraints == null) {
            out.writeInt(-1);
        } else {
            out.writeInt(this.constraints.size());
            for (Double d : this.constraints) {
                out.writeDouble(d.doubleValue());
            }
        }
    }

    if (this.serializeGenotype) {
        /* Serialize the chromosomes */
        if (this.chromosomes == null) {
            out.writeInt(-1);
        } else {
            out.writeInt(this.chromosomes.length);
            for (int i = 0; i < this.chromosomes.length; i++) {
                int genes = this.chromosomes[i].getNumElements();
                out.writeInt(genes);

                for (int j = 0; j < genes; j++) {
                    out.writeDouble(this.chromosomes[i].getElement(j));
                }
            }
        }
    }

}

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

public void writeExternal(ObjectOutput out) throws IOException {
    // VERSION//  w  w  w  .  j  a v  a  2s  .  c o m
    out.writeByte(0);

    // SUPER
    super.writeExternal(out);

    // STRATEGY
    out.writeObject(strategy);

    // NO_ENTRY_VALUE
    out.writeDouble(no_entry_value);

    // NUMBER OF ENTRIES
    out.writeInt(_size);

    // ENTRIES
    for (int i = _set.length; i-- > 0;) {
        if (_set[i] != REMOVED && _set[i] != FREE) {
            out.writeObject(_set[i]);
            out.writeDouble(_values[i]);
        }
    }
}

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

@Override
public void writeExternal(ObjectOutput out) throws IOException {
    int version = 1;
    out.writeInt(version);/*from   w  w w . j  a v a2 s. com*/

    out.writeInt(dataPoints);
    out.writeInt(crossColor.getRGB());
    out.writeDouble(pointSize);

    out.writeInt(value.length);
    for (int i = 0; i < value.length; i++) {
        out.writeFloat(value[i]);
    }

    out.writeInt(selectionData.length);
    for (int i = 0; i < selectionData.length; i++) {
        out.writeFloat(selectionData[i]);
    }

    out.writeInt(useData.length);
    for (int i = 0; i < useData.length; i++) {
        out.writeBoolean(useData[i]);
    }

    out.writeDouble((Double) offset.getValue());
    out.writeBoolean(showOffset.isSelected());

}

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

@Override
public void writeExternal(final ObjectOutput out) throws IOException {
    // write kernelFunction
    out.writeUTF(m_kernelFunction.getClass().getName());
    m_kernelFunction.writeExternal(out);

    // write trainingData
    // rows//ww  w  . j  av  a2s .  co m
    out.writeInt(m_rowCount);
    // columns
    out.writeInt(m_colCount);
    // data
    for (final double[] row : m_trainingData) {
        for (final double col : row) {
            out.writeDouble(col);
        }
    }

}

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

@Override
public void writeExternal(final ObjectOutput arg0) throws IOException {
    // write kernel
    arg0.writeUTF(m_kernel.getClass().getName());
    m_kernel.writeExternal(arg0);/*from   ww  w  .j  ava  2  s  .  c  om*/

    // write projection
    // rows
    arg0.writeInt(m_projection.getRowDimension());
    // columns
    arg0.writeInt(m_projection.getColumnDimension());
    // data
    final double[][] projData = m_projection.getData();
    for (final double[] row : projData) {
        for (final double cell : row) {
            arg0.writeDouble(cell);
        }
    }

    // write targetPoints
    // rows
    arg0.writeInt(m_targetPoints.getRowDimension());
    // columns
    arg0.writeInt(m_targetPoints.getColumnDimension());
    // data
    final double[][] tarData = m_targetPoints.getData();
    for (final double[] row : tarData) {
        for (final double cell : row) {
            arg0.writeDouble(cell);
        }
    }

    // write betweenClassDistances
    // length
    arg0.writeInt(m_betweenClassDistances.length);
    // data
    for (final double dist : m_betweenClassDistances) {
        arg0.writeDouble(dist);
    }
}

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