Example usage for weka.core.converters Loader setSource

Introduction

In this page you can find the example usage for weka.core.converters Loader setSource.

Prototype

void setSource(InputStream input) throws IOException;

Source Link

Document

Resets the Loader object and sets the source of the data set to be the supplied InputStream.

Usage

From source file:com.kdcloud.lib.rest.ext.AbstractInstancesRepresentation.java

License:Open Source License

public Instances getInstances() throws IOException {
    if (instances == null) {
        if (representation == null)
            throw new IOException("instances is null");
        if (representation instanceof AbstractInstancesRepresentation)
            instances = ((AbstractInstancesRepresentation) representation).getInstances();
        else {//  w w w .  j  a v  a  2  s.  c o m
            Loader loader = getLoader();
            loader.setSource(representation.getStream());
            instances = loader.getDataSet();
        }
    }
    return instances;
}

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From source file:sirius.trainer.step3.SelectFeaturePane.java

License:Open Source License

/**
 * Applies the selected converter/*  w ww  .j  a  va  2  s  .co m*/
 *
 * @param cnv the converter to apply to the input file
 * @param f the input file
 */
private void tryConverter(final Loader cnv, final File f) {
    if (applicationData.getOneThread() == null) {
        applicationData.setOneThread(new Thread() {
            public void run() {
                try {
                    cnv.setSource(f);
                    Instances inst = cnv.getDataSet();
                    setDataset1Instances(inst);
                } catch (Exception ex) {
                    JOptionPane
                            .showMessageDialog(parent,
                                    cnv.getClass().getName() + " failed to load '" + f.getName() + "'.\n"
                                            + "Reason:\n" + ex.getMessage(),
                                    "Convert File", JOptionPane.ERROR_MESSAGE);
                    converterQuery(f);
                }
                applicationData.setOneThread(null);
            }
        });
        applicationData.getOneThread().setPriority(Thread.MIN_PRIORITY); // UI has most priority
        applicationData.getOneThread().start();
    }
}

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