use of org.locationtech.geowave.analytic.AdapterWithObjectWritable in project geowave by locationtech.
the class DBScanMapReduceTest method test8With4.
@Test
public void test8With4() throws IOException {
final Random r = new Random(3434);
for (int i = 0; i < 8; i++) {
final SimpleFeature feature = createTestFeature("f" + i, new Coordinate(round(30.0 + (r.nextGaussian() * 0.00001)), round(30.0 + (r.nextGaussian() * 0.00001))));
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature.getID())), feature);
}
final List<Pair<PartitionDataWritable, AdapterWithObjectWritable>> mapperResults = mapDriver.run();
final List<Pair<PartitionDataWritable, List<AdapterWithObjectWritable>>> partitions = getReducerDataFromMapperInput(mapperResults);
reduceDriver.addAll(partitions);
reduceDriver.getConfiguration().setInt(GeoWaveConfiguratorBase.enumToConfKey(NNMapReduce.class, ClusteringParameters.Clustering.MINIMUM_SIZE), 4);
final List<Pair<GeoWaveInputKey, ObjectWritable>> reduceResults = reduceDriver.run();
assertEquals(1, reduceResults.size());
}
use of org.locationtech.geowave.analytic.AdapterWithObjectWritable in project geowave by locationtech.
the class DBScanMapReduceTest method getListFor.
private List<AdapterWithObjectWritable> getListFor(final PartitionDataWritable pd, final List<Pair<PartitionDataWritable, List<AdapterWithObjectWritable>>> reducerInputSet) {
for (final Pair<PartitionDataWritable, List<AdapterWithObjectWritable>> pair : reducerInputSet) {
if (pair.getFirst().compareTo(pd) == 0) {
return pair.getSecond();
}
}
final List<AdapterWithObjectWritable> newPairList = new ArrayList<>();
reducerInputSet.add(new Pair(pd, newPairList));
return newPairList;
}
use of org.locationtech.geowave.analytic.AdapterWithObjectWritable in project geowave by locationtech.
the class DBScanMapReduceTest method testReducer.
@Test
public void testReducer() throws IOException {
final SimpleFeature feature1 = createTestFeature("f1", new Coordinate(30.0, 30.00000001));
final SimpleFeature feature2 = createTestFeature("f2", new Coordinate(50.001, 50.001));
final SimpleFeature feature3 = createTestFeature("f3", new Coordinate(30.00000001, 30.00000001));
final SimpleFeature feature4 = createTestFeature("f4", new Coordinate(50.0011, 50.00105));
final SimpleFeature feature5 = createTestFeature("f5", new Coordinate(50.00112, 50.00111));
final SimpleFeature feature6 = createTestFeature("f6", new Coordinate(30.00000001, 30.00000002));
final SimpleFeature feature7 = createTestFeature("f7", new Coordinate(50.00113, 50.00114));
final SimpleFeature feature8 = createTestFeature("f8", new Coordinate(40.00000001, 40.000000002));
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature1.getID())), feature1);
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature2.getID())), feature2);
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature3.getID())), feature3);
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature4.getID())), feature4);
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature5.getID())), feature5);
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature6.getID())), feature6);
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature7.getID())), feature7);
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArray(feature8.getID())), feature8);
final List<Pair<PartitionDataWritable, AdapterWithObjectWritable>> mapperResults = mapDriver.run();
assertNotNull(getPartitionDataFor(mapperResults, feature1.getID(), true));
assertNotNull(getPartitionDataFor(mapperResults, feature2.getID(), true));
assertNotNull(getPartitionDataFor(mapperResults, feature2.getID(), true));
assertNotNull(getPartitionDataFor(mapperResults, feature3.getID(), true));
assertEquals(getPartitionDataFor(mapperResults, feature1.getID(), true).getCompositeKey(), getPartitionDataFor(mapperResults, feature3.getID(), true).getCompositeKey());
assertEquals(getPartitionDataFor(mapperResults, feature6.getID(), true).getCompositeKey(), getPartitionDataFor(mapperResults, feature3.getID(), true).getCompositeKey());
assertEquals(getPartitionDataFor(mapperResults, feature5.getID(), true).getCompositeKey(), getPartitionDataFor(mapperResults, feature7.getID(), true).getCompositeKey());
assertEquals(getPartitionDataFor(mapperResults, feature5.getID(), true).getCompositeKey(), getPartitionDataFor(mapperResults, feature4.getID(), true).getCompositeKey());
final List<Pair<PartitionDataWritable, List<AdapterWithObjectWritable>>> partitions = getReducerDataFromMapperInput(mapperResults);
reduceDriver.addAll(partitions);
reduceDriver.getConfiguration().setInt(GeoWaveConfiguratorBase.enumToConfKey(NNMapReduce.class, ClusteringParameters.Clustering.MINIMUM_SIZE), 2);
final List<Pair<GeoWaveInputKey, ObjectWritable>> reduceResults = reduceDriver.run();
assertEquals(2, reduceResults.size());
/*
* assertEquals( feature3.getID(), find( reduceResults, feature1.getID()).toString());
*
* assertEquals( feature1.getID(), find( reduceResults, feature3.getID()).toString());
*
* assertEquals( feature4.getID(), find( reduceResults, feature2.getID()).toString());
*
* assertEquals( feature2.getID(), find( reduceResults, feature4.getID()).toString());
*/
}
use of org.locationtech.geowave.analytic.AdapterWithObjectWritable in project geowave by locationtech.
the class NNMapReduceTest method testMapper.
@Test
public void testMapper() throws IOException {
final SimpleFeature feature1 = createTestFeature(new Coordinate(30.0, 30.00000001));
final SimpleFeature feature2 = createTestFeature(new Coordinate(179.9999999999, 30.0000001));
final SimpleFeature feature3 = createTestFeature(new Coordinate(30.00000001, 30.00000001));
final SimpleFeature feature4 = createTestFeature(new Coordinate(-179.9999999999, 30.0000001));
final GeoWaveInputKey inputKey1 = new GeoWaveInputKey();
inputKey1.setInternalAdapterId(internalAdapterId);
inputKey1.setDataId(new ByteArray(feature1.getID()));
final GeoWaveInputKey inputKey2 = new GeoWaveInputKey();
inputKey2.setInternalAdapterId(internalAdapterId);
inputKey2.setDataId(new ByteArray(feature2.getID()));
final GeoWaveInputKey inputKey3 = new GeoWaveInputKey();
inputKey3.setInternalAdapterId(internalAdapterId);
inputKey3.setDataId(new ByteArray(feature4.getID()));
final GeoWaveInputKey inputKey4 = new GeoWaveInputKey();
inputKey4.setInternalAdapterId(internalAdapterId);
inputKey4.setDataId(new ByteArray(feature4.getID()));
mapDriver.addInput(inputKey1, feature1);
mapDriver.addInput(inputKey2, feature2);
mapDriver.addInput(inputKey3, feature3);
mapDriver.addInput(inputKey4, feature4);
final List<Pair<PartitionDataWritable, AdapterWithObjectWritable>> mapperResults = mapDriver.run();
assertEquals(// includes overlap
10, mapperResults.size());
assertFalse(getPartitionDataFor(mapperResults, feature1.getID(), true).isEmpty());
assertFalse(getPartitionDataFor(mapperResults, feature2.getID(), true).isEmpty());
assertFalse(getPartitionDataFor(mapperResults, feature2.getID(), false).isEmpty());
assertFalse(getPartitionDataFor(mapperResults, feature3.getID(), true).isEmpty());
assertTrue(intersects(getPartitionDataFor(mapperResults, feature1.getID(), true), getPartitionDataFor(mapperResults, feature3.getID(), true)));
assertTrue(intersects(getPartitionDataFor(mapperResults, feature2.getID(), false), getPartitionDataFor(mapperResults, feature4.getID(), false)));
final List<Pair<PartitionDataWritable, List<AdapterWithObjectWritable>>> partitions = getReducerDataFromMapperInput(mapperResults);
assertEquals(3, partitions.size());
reduceDriver.addAll(partitions);
final List<Pair<Text, Text>> reduceResults = reduceDriver.run();
assertEquals(4, reduceResults.size());
assertEquals(feature3.getID(), find(reduceResults, feature1.getID()).toString());
assertEquals(feature1.getID(), find(reduceResults, feature3.getID()).toString());
assertEquals(feature4.getID(), find(reduceResults, feature2.getID()).toString());
assertEquals(feature2.getID(), find(reduceResults, feature4.getID()).toString());
}
use of org.locationtech.geowave.analytic.AdapterWithObjectWritable in project geowave by locationtech.
the class NNMapReduceTest method getListFor.
private List<AdapterWithObjectWritable> getListFor(final PartitionDataWritable pd, final List<Pair<PartitionDataWritable, List<AdapterWithObjectWritable>>> reducerInputSet) {
for (final Pair<PartitionDataWritable, List<AdapterWithObjectWritable>> pair : reducerInputSet) {
if (pair.getFirst().compareTo(pd) == 0) {
return pair.getSecond();
}
}
final List<AdapterWithObjectWritable> newPairList = new ArrayList<>();
reducerInputSet.add(new Pair(pd, newPairList));
return newPairList;
}
Aggregations