Examples with CollectionSequenceRecordReader org.datavec.api.records.reader.impl.collection.CollectionSequenceRecordReader used on opensource projects

Example 6 with CollectionSequenceRecordReader

use of org.datavec.api.records.reader.impl.collection.CollectionSequenceRecordReader in project deeplearning4j by deeplearning4j.

the class TestRecordReaders method testClassIndexOutsideOfRangeRRMDSI.

@Test
public void testClassIndexOutsideOfRangeRRMDSI() {
    Collection<Collection<Collection<Writable>>> c = new ArrayList<>();
    Collection<Collection<Writable>> seq1 = new ArrayList<>();
    seq1.add(Arrays.<Writable>asList(new DoubleWritable(0.0), new IntWritable(0)));
    seq1.add(Arrays.<Writable>asList(new DoubleWritable(0.0), new IntWritable(1)));
    c.add(seq1);
    Collection<Collection<Writable>> seq2 = new ArrayList<>();
    seq2.add(Arrays.<Writable>asList(new DoubleWritable(0.0), new IntWritable(0)));
    seq2.add(Arrays.<Writable>asList(new DoubleWritable(0.0), new IntWritable(2)));
    c.add(seq2);
    CollectionSequenceRecordReader csrr = new CollectionSequenceRecordReader(c);
    DataSetIterator dsi = new SequenceRecordReaderDataSetIterator(csrr, 2, 2, 1);
    try {
        DataSet ds = dsi.next();
        fail("Expected exception");
    } catch (DL4JException e) {
        System.out.println("testClassIndexOutsideOfRangeRRMDSI(): " + e.getMessage());
    } catch (Exception e) {
        e.printStackTrace();
        fail();
    }
}