Examples with GeoJsonChunkMeta io.georocket.storage.GeoJsonChunkMeta used on opensource projects

Example 1 with GeoJsonChunkMeta

use of io.georocket.storage.GeoJsonChunkMeta in project georocket by georocket.

the class GeoJsonSplitterTest method split.

private List<Tuple2<GeoJsonChunkMeta, JsonObject>> split(String file) throws IOException {
    byte[] json = IOUtils.toByteArray(GeoJsonSplitterTest.class.getResource(file));
    List<Tuple2<GeoJsonChunkMeta, JsonObject>> chunks = new ArrayList<>();
    StringWindow window = new StringWindow();
    GeoJsonSplitter splitter = new GeoJsonSplitter(window);
    Observable.just(json).map(Buffer::buffer).doOnNext(window::append).lift(new JsonParserOperator()).flatMap(splitter::onEventObservable).toBlocking().forEach(result -> {
        JsonObject o = new JsonObject(result.getChunk());
        chunks.add(Tuple.tuple((GeoJsonChunkMeta) result.getMeta(), o));
    });
    return chunks;
}

Example 2 with GeoJsonChunkMeta

use of io.georocket.storage.GeoJsonChunkMeta in project georocket by georocket.

the class GeoJsonSplitterTest method multiPolygon.

/**
 * Test if a MultiPolygon can be split correctly
 * @throws IOException if the test file could not be read
 */
@Test
public void multiPolygon() throws IOException {
    String filename = "multipolygon.json";
    long size = getFileSize(filename);
    List<Tuple2<GeoJsonChunkMeta, JsonObject>> chunks = split(filename);
    assertEquals(1, chunks.size());
    Tuple2<GeoJsonChunkMeta, JsonObject> t1 = chunks.get(0);
    GeoJsonChunkMeta m1 = t1.v1;
    assertNull(m1.getParentFieldName());
    assertEquals(0, m1.getStart());
    assertEquals(size, m1.getEnd());
    assertEquals("MultiPolygon", m1.getType());
    JsonObject o1 = t1.v2;
    assertEquals("MultiPolygon", o1.getString("type"));
    assertEquals(1, o1.getJsonArray("coordinates").size());
    assertEquals(1, o1.getJsonArray("coordinates").getJsonArray(0).size());
    assertEquals(13, o1.getJsonArray("coordinates").getJsonArray(0).getJsonArray(0).size());
}

Example 3 with GeoJsonChunkMeta

use of io.georocket.storage.GeoJsonChunkMeta in project georocket by georocket.

the class GeoJsonSplitterTest method geometryCollection.

/**
 * Test if a GeometryCollection can be split correctly
 * @throws IOException if the test file could not be read
 */
@Test
public void geometryCollection() throws IOException {
    String filename = "geometrycollection.json";
    List<Tuple2<GeoJsonChunkMeta, JsonObject>> chunks = split(filename);
    assertEquals(2, chunks.size());
    Tuple2<GeoJsonChunkMeta, JsonObject> t1 = chunks.get(0);
    GeoJsonChunkMeta m1 = t1.v1;
    assertEquals("geometries", m1.getParentFieldName());
    assertEquals(0, m1.getStart());
    assertEquals(132, m1.getEnd());
    assertEquals("Point", m1.getType());
    JsonObject o1 = t1.v2;
    assertEquals("Point", o1.getString("type"));
    assertEquals(8.6599, o1.getJsonArray("coordinates").getDouble(0).doubleValue(), 0.00001);
    Tuple2<GeoJsonChunkMeta, JsonObject> t2 = chunks.get(1);
    GeoJsonChunkMeta m2 = t2.v1;
    assertEquals("geometries", m2.getParentFieldName());
    assertEquals(0, m2.getStart());
    assertEquals(132, m2.getEnd());
    assertEquals("Point", m2.getType());
    JsonObject o2 = t2.v2;
    assertEquals("Point", o2.getString("type"));
    assertEquals(8.6576, o2.getJsonArray("coordinates").getDouble(0).doubleValue(), 0.00001);
}

Example 4 with GeoJsonChunkMeta

use of io.georocket.storage.GeoJsonChunkMeta in project georocket by georocket.

the class GeoJsonSplitterTest method polygon.

/**
 * Test if a Polygon can be split correctly
 * @throws IOException if the test file could not be read
 */
@Test
public void polygon() throws IOException {
    String filename = "polygon.json";
    long size = getFileSize(filename);
    List<Tuple2<GeoJsonChunkMeta, JsonObject>> chunks = split(filename);
    assertEquals(1, chunks.size());
    Tuple2<GeoJsonChunkMeta, JsonObject> t1 = chunks.get(0);
    GeoJsonChunkMeta m1 = t1.v1;
    assertNull(m1.getParentFieldName());
    assertEquals(0, m1.getStart());
    assertEquals(size, m1.getEnd());
    assertEquals("Polygon", m1.getType());
    JsonObject o1 = t1.v2;
    assertEquals("Polygon", o1.getString("type"));
    assertEquals(1, o1.getJsonArray("coordinates").size());
    assertEquals(13, o1.getJsonArray("coordinates").getJsonArray(0).size());
}

Example 5 with GeoJsonChunkMeta

use of io.georocket.storage.GeoJsonChunkMeta in project georocket by georocket.

the class MultiMergerTest method geoJsonOneGeometry.

/**
 * Test if one GeoJSON geometry is rendered directly
 * @param context the Vert.x test context
 */
@Test
public void geoJsonOneGeometry(TestContext context) {
    String strChunk1 = "{\"type\":\"Polygon\"}";
    Buffer chunk1 = Buffer.buffer(strChunk1);
    GeoJsonChunkMeta cm1 = new GeoJsonChunkMeta("Polygon", "geometries", 0, chunk1.length());
    doMerge(context, Observable.just(chunk1), Observable.just(cm1), strChunk1);
}