Package weka.core.converters.ArffLoader

Examples of weka.core.converters.ArffLoader.ArffReader

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   * @param reader the reader
   * @throws IOException if the ARFF file is not read
   * successfully
   */
  public Instances(/*@non_null@*/Reader reader) throws IOException {
    ArffReader arff = new ArffReader(reader);
    Instances dataset = arff.getData();
    initialize(dataset, dataset.numInstances());
    dataset.copyInstances(0, this, dataset.numInstances());
    compactify();
  }
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  //@ requires capacity >= 0;
  //@ ensures classIndex() == -1;
  @Deprecated public Instances(/*@non_null@*/Reader reader, int capacity)
    throws IOException {

    ArffReader arff = new ArffReader(reader, 0);
    Instances header = arff.getStructure();
    initialize(header, capacity);
    m_Lines = arff.getLineNo();
  }
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   * @see weka.core.converters.ArffLoader
   * @see weka.core.converters.ConverterUtils.DataSource
   */
  @Deprecated public boolean readInstance(Reader reader) throws IOException {

    ArffReader arff = new ArffReader(reader, this, m_Lines, 1);
    Instance inst = arff.readInstance(arff.getData(), false);
    m_Lines = arff.getLineNo();
    if (inst != null) {
      add(inst);
      return true;
    }
    else {
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  //@ requires capacity >= 0;
  //@ ensures classIndex() == -1;
  @Deprecated public Instances(/*@non_null@*/Reader reader, int capacity)
    throws IOException {

    ArffReader arff = new ArffReader(reader, 0);
    Instances header = arff.getStructure();
    initialize(header, capacity);
    m_Lines = arff.getLineNo();
  }
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   * @see weka.core.converters.ArffLoader
   * @see weka.core.converters.ConverterUtils.DataSource
   */
  @Deprecated public boolean readInstance(Reader reader) throws IOException {

    ArffReader arff = new ArffReader(reader, this, m_Lines, 1);
    Instance inst = arff.readInstance(arff.getData(), false);
    m_Lines = arff.getLineNo();
    if (inst != null) {
      add(inst);
      return true;
    }
    else {
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   * @param reader the reader
   * @throws IOException if the ARFF file is not read
   * successfully
   */
  public Instances(/*@non_null@*/Reader reader) throws IOException {
    ArffReader arff = new ArffReader(reader);
    Instances dataset = arff.getData();
    initialize(dataset, dataset.numInstances());
    dataset.copyInstances(0, this, dataset.numInstances());
    compactify();
  }
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   * @see weka.core.converters.ArffLoader
   * @see weka.core.converters.ConverterUtils.DataSource
   */
  @Deprecated public boolean readInstance(Reader reader) throws IOException {

    ArffReader arff = new ArffReader(reader, this, m_Lines, 1);
    Instance inst = arff.readInstance(arff.getData(), false);
    m_Lines = arff.getLineNo();
    if (inst != null) {
      add(inst);
      return true;
    }
    else {
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   * @param reader the reader
   * @throws IOException if the ARFF file is not read
   * successfully
   */
  public Instances(/*@non_null@*/Reader reader) throws IOException {
    ArffReader arff = new ArffReader(reader);
    Instances dataset = arff.getData();
    initialize(dataset, dataset.numInstances());
    dataset.copyInstances(0, this, dataset.numInstances());
    compactify();
  }
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  //@ requires capacity >= 0;
  //@ ensures classIndex() == -1;
  @Deprecated public Instances(/*@non_null@*/Reader reader, int capacity)
    throws IOException {

    ArffReader arff = new ArffReader(reader, 0);
    Instances header = arff.getStructure();
    initialize(header, capacity);
    m_Lines = arff.getLineNo();
  }
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Related Classes of weka.core.converters.ArffLoader.ArffReader

  • weka.core.Instances
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