Example usage for java.io DataOutput writeUTF

Introduction

In this page you can find the example usage for java.io DataOutput writeUTF.

Prototype

void writeUTF(String s) throws IOException;

Source Link

Document

Writes two bytes of length information to the output stream, followed by the modified UTF-8 representation of every character in the string s.

Usage

From source file:org.apache.vxquery.runtime.functions.cast.CastToStringOperation.java

public void convertDoubleCanonical(DoublePointable doublep, DataOutput dOut)
        throws SystemException, IOException {
    abvsInner.reset();//from   w ww . j av a 2  s .  co m
    double value = doublep.getDouble();

    dOut.write(returnTag);
    dOut.writeUTF(Double.toString(value));
    return;
}

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From source file:org.apache.horn.core.LayeredNeuralNetwork.java

@Override
public void write(DataOutput output) throws IOException {
    super.write(output);
    output.writeInt(finalLayerIdx);//ww  w. j  a  va 2s .c  o  m
    output.writeFloat(dropRate);

    // write neuron classes
    output.writeInt(this.neuronClassList.size());
    for (Class<? extends Neuron> clazz : this.neuronClassList) {
        output.writeUTF(clazz.getName());
    }

    // write squashing functions
    output.writeInt(this.squashingFunctionList.size());
    for (FloatFunction aSquashingFunctionList : this.squashingFunctionList) {
        WritableUtils.writeString(output, aSquashingFunctionList.getFunctionName());
    }

    // write weight matrices
    output.writeInt(this.weightMatrixList.size());
    for (FloatMatrix aWeightMatrixList : this.weightMatrixList) {
        FloatMatrixWritable.write(aWeightMatrixList, output);
    }

    // DO NOT WRITE WEIGHT UPDATE
}

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From source file:org.apache.geode.management.internal.cli.domain.DataCommandResult.java

public void toData(DataOutput out) throws IOException {
    DataSerializer.writeString(command, out);
    out.writeUTF(command);
    DataSerializer.writeObject(putResult, out);
    DataSerializer.writeObject(getResult, out);
    DataSerializer.writeObject(locateEntryResult, out);
    DataSerializer.writeArrayList((ArrayList<?>) locateEntryLocations, out);
    DataSerializer.writeBoolean(hasResultForAggregation, out);
    DataSerializer.writeObject(removeResult, out);
    DataSerializer.writeObject(inputKey, out);
    DataSerializer.writeObject(inputValue, out);
    DataSerializer.writeObject(error, out);
    DataSerializer.writeString(errorString, out);
    DataSerializer.writeString(infoString, out);
    DataSerializer.writeString(keyClass, out);
    DataSerializer.writeString(valueClass, out);
    DataSerializer.writeBoolean(operationCompletedSuccessfully, out);
}

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From source file:com.aliyun.odps.io.TupleReaderWriter.java

private static void writeDatum(DataOutput out, Writable val) throws IOException {
    // Read the data type
    byte type = findType(val);
    switch (type) {
    case TUPLE://from   w  w  w . j  a v a2s.  c  om
        Tuple t = (Tuple) val;
        out.writeByte(TUPLE);
        int sz = t.size();
        out.writeInt(sz);
        for (int i = 0; i < sz; i++) {
            writeDatum(out, t.get(i));
        }
        break;

    case NULL:
        out.writeByte(NULL);
        break;

    case INTWRITABLE:
        out.writeByte(INTWRITABLE);
        ((IntWritable) val).write(out);
        break;

    case LONGWRITABLE:
        out.writeByte(LONGWRITABLE);
        ((LongWritable) val).write(out);
        break;

    case DATETIMEWRITABLE:
        out.writeByte(DATETIMEWRITABLE);
        ((DatetimeWritable) val).write(out);
        break;

    case DOUBLEWRITABLE:
        out.writeByte(DOUBLEWRITABLE);
        ((DoubleWritable) val).write(out);
        break;

    case BOOLEANWRITABLE:
        out.writeByte(BOOLEANWRITABLE);
        ((BooleanWritable) val).write(out);
        break;

    case BYTESWRITABLE:
        out.writeByte(BYTESWRITABLE);
        ((BytesWritable) val).write(out);
        break;

    case TEXT:
        out.writeByte(TEXT);
        ((Text) val).write(out);
        break;

    case NULLWRITABLE:
        out.writeByte(NULLWRITABLE);
        ((NullWritable) val).write(out);
        break;

    case UNKNOWN:
        out.writeByte(UNKNOWN);
        out.writeUTF(val.getClass().getName());
        val.write(out);
        break;

    default:
        throw new RuntimeException("Unexpected data type " + type + " found in stream.");
    }
}

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From source file:org.apache.kylin.dict.lookup.SnapshotTable.java

void writeData(DataOutput out) throws IOException {
    out.writeInt(rowIndices.size());/*from  w ww .j a  v  a 2  s . c o  m*/
    if (rowIndices.size() > 0) {
        int n = rowIndices.get(0).length;
        out.writeInt(n);

        if (this.useDictionary == true) {
            dict.write(out);
            for (int i = 0; i < rowIndices.size(); i++) {
                int[] row = rowIndices.get(i);
                for (int j = 0; j < n; j++) {
                    out.writeInt(row[j]);
                }
            }

        } else {
            for (int i = 0; i < rowIndices.size(); i++) {
                int[] row = rowIndices.get(i);
                for (int j = 0; j < n; j++) {
                    // NULL_STR is tricky, but we don't want to break the current snapshots
                    out.writeUTF(dict.getValueFromId(row[j]) == null ? NULL_STR : dict.getValueFromId(row[j]));
                }
            }
        }
    }
}

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From source file:org.apache.vxquery.runtime.functions.cast.CastToStringOperation.java

public void convertFloatCanonical(FloatPointable floatp, DataOutput dOut) throws SystemException, IOException {
    abvsInner.reset();/* w  ww . j  a  va  2s.  co  m*/
    float value = floatp.getFloat();

    if (Float.isInfinite(value)) {
        if (value == Float.NEGATIVE_INFINITY) {
            FunctionHelper.writeCharSequence("-", dOutInner);
        }
        FunctionHelper.writeCharSequence("INF", dOutInner);
    } else if (Float.isNaN(value)) {
        FunctionHelper.writeCharSequence("NaN", dOutInner);
    } else {
        dOut.write(returnTag);
        dOut.writeUTF(Float.toString(value));
        return;
    }
    sendStringDataOutput(dOut);
}

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From source file:org.apache.horn.core.RecurrentLayeredNeuralNetwork.java

@Override
public void write(DataOutput output) throws IOException {
    super.write(output);
    output.writeInt(finalLayerIdx);// w w w . j a  v  a2 s. com
    output.writeFloat(dropRate);

    // write neuron classes
    output.writeInt(this.neuronClassList.size());
    for (Class<? extends Neuron> clazz : this.neuronClassList) {
        output.writeUTF(clazz.getName());
    }

    // write squashing functions
    output.writeInt(this.squashingFunctionList.size());
    for (FloatFunction aSquashingFunctionList : this.squashingFunctionList) {
        WritableUtils.writeString(output, aSquashingFunctionList.getFunctionName());
    }

    // write recurrent step size
    output.writeInt(this.recurrentStepSize);

    // write recurrent step size
    output.writeInt(this.numOutCells);

    // write recurrent layer list
    output.writeInt(this.recurrentLayerList.size());
    for (Boolean isReccurentLayer : recurrentLayerList) {
        output.writeBoolean(isReccurentLayer);
    }

    // write weight matrices
    output.writeInt(this.getSizeOfWeightmatrix());
    for (List<FloatMatrix> aWeightMatrixLists : this.weightMatrixLists) {
        for (FloatMatrix aWeightMatrixList : aWeightMatrixLists) {
            FloatMatrixWritable.write(aWeightMatrixList, output);
        }
    }

    // DO NOT WRITE WEIGHT UPDATE
}

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From source file:com.chinamobile.bcbsp.sync.SuperStepCommand.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeInt(this.commandType);
    Text.writeString(out, this.initWritePath);
    Text.writeString(out, this.initReadPath);
    out.writeInt(this.ableCheckPoint);
    out.writeInt(this.nextSuperStepNum);
    out.writeInt(this.oldCheckPoint);
    out.writeInt(this.aggValues.length);
    int count = this.aggValues.length;
    for (int i = 0; i < count; i++) {
        Text.writeString(out, this.aggValues[i]);
    }/*from  w  w w  . j  a  v  a2 s .c o m*/
    if (partitionToWorkerManagerNameAndPort == null) {
        WritableUtils.writeVInt(out, 0);
    } else {
        WritableUtils.writeVInt(out, partitionToWorkerManagerNameAndPort.size());
        String[] partitionToWMName = null;
        for (Integer i : this.partitionToWorkerManagerNameAndPort.keySet()) {
            partitionToWMName[i] = partitionToWorkerManagerNameAndPort.get(i);
        }
        WritableUtils.writeCompressedStringArray(out, partitionToWMName);
    }
    out.writeUTF(this.migrateStaffIDs);
    this.migrateVertexCommand.write(out);
}

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From source file:org.apache.sysml.runtime.matrix.data.FrameBlock.java

@Override
public void write(DataOutput out) throws IOException {
    boolean isDefaultMeta = isColNamesDefault() && isColumnMetadataDefault();
    //write header (rows, cols, default)
    out.writeInt(getNumRows());/*  w  ww .ja v a 2  s . c  om*/
    out.writeInt(getNumColumns());
    out.writeBoolean(isDefaultMeta);
    //write columns (value type, data)
    for (int j = 0; j < getNumColumns(); j++) {
        out.writeByte(_schema[j].ordinal());
        if (!isDefaultMeta) {
            out.writeUTF(getColumnName(j));
            out.writeLong(_colmeta[j].getNumDistinct());
            out.writeUTF((_colmeta[j].getMvValue() != null) ? _colmeta[j].getMvValue() : "");
        }
        _coldata[j].write(out);
    }
}

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From source file:com.mobicage.rogerthat.plugins.messaging.BrandingMgr.java

@Override
public void writePickle(DataOutput out) throws IOException {
    T.dontCare();/*www  .  j  av  a  2  s  .co  m*/
    out.writeInt(mQueue.size());
    for (BrandedItem item : mQueue) {
        out.writeUTF(JSONValue.toJSONString(item.toJSONMap()));
    }
    out.writeInt(mDownloadMgrQueue.size());
    for (BrandedItem item : mDownloadMgrQueue.values()) {
        out.writeUTF(JSONValue.toJSONString(item.toJSONMap()));
    }
}

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