Examples with TupleFileReader org.bboxdb.tools.TupleFileReader used on opensource projects

Example 11 with TupleFileReader

use of org.bboxdb.tools.TupleFileReader in project bboxdb by jnidzwetzki.

the class TestTupleBuilder method testTupleFile4.

/**
 * Test the tuple file builder - Read 5 of 3 lines
 * @throws IOException
 */
@Test
public void testTupleFile4() throws IOException {
    final File tempFile = File.createTempFile("temp", ".txt");
    tempFile.deleteOnExit();
    // The reference tuple
    final TupleBuilder tupleBuilder = TupleBuilderFactory.getBuilderForFormat(TupleBuilderFactory.Name.GEOJSON);
    final Tuple tuple = tupleBuilder.buildTuple("1", GEO_JSON_LINE);
    final BufferedWriter writer = new BufferedWriter(new FileWriter(tempFile));
    writer.write(GEO_JSON_LINE);
    writer.write("\n");
    writer.write(GEO_JSON_LINE);
    writer.write("\n");
    writer.write(GEO_JSON_LINE);
    writer.write("\n");
    writer.close();
    final TupleFileReader tupleFile = new TupleFileReader(tempFile.getAbsolutePath(), TupleBuilderFactory.Name.GEOJSON);
    final AtomicInteger seenTuples = new AtomicInteger(0);
    tupleFile.addTupleListener(t -> {
        Assert.assertEquals(tuple.getBoundingBox(), t.getBoundingBox());
        Assert.assertArrayEquals(tuple.getDataBytes(), t.getDataBytes());
        seenTuples.incrementAndGet();
    });
    tupleFile.processFile(3);
    Assert.assertEquals(3, seenTuples.get());
}