Java GeoPoint.lat方法代码示例

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
@Override
protected void parse(ParseContext context, GeoPoint point, String geoHash) throws IOException {
    if (ignoreMalformed.value() == false) {
        if (point.lat() > 90.0 || point.lat() < -90.0) {
            throw new IllegalArgumentException("illegal latitude value [" + point.lat() + "] for " + name());
        }
        if (point.lon() > 180.0 || point.lon() < -180) {
            throw new IllegalArgumentException("illegal longitude value [" + point.lon() + "] for " + name());
        }
    } else {
        // LUCENE WATCH: This will be folded back into Lucene's GeoPointField
        GeoUtils.normalizePoint(point);
    }
    if (fieldType().indexOptions() != IndexOptions.NONE || fieldType().stored()) {
        context.doc().add(new GeoPointField(fieldType().names().indexName(), point.lon(), point.lat(), fieldType() ));
    }
    super.parse(context, point, geoHash);
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
protected void parse(ParseContext originalContext, GeoPoint point) throws IOException {
    // Geopoint fields, by default, will not be included in _all
    final ParseContext context = originalContext.setIncludeInAllDefault(false);

    if (ignoreMalformed.value() == false) {
        if (point.lat() > 90.0 || point.lat() < -90.0) {
            throw new IllegalArgumentException("illegal latitude value [" + point.lat() + "] for " + name());
        }
        if (point.lon() > 180.0 || point.lon() < -180) {
            throw new IllegalArgumentException("illegal longitude value [" + point.lon() + "] for " + name());
        }
    } else {
        GeoUtils.normalizePoint(point);
    }
    if (fieldType().indexOptions() != IndexOptions.NONE) {
        context.doc().add(new LatLonPoint(fieldType().name(), point.lat(), point.lon()));
    }
    if (fieldType().stored()) {
        context.doc().add(new StoredField(fieldType().name(), point.toString()));
    }
    if (fieldType.hasDocValues()) {
        context.doc().add(new LatLonDocValuesField(fieldType().name(), point.lat(), point.lon()));
    }
    // if the mapping contains multifields then use the geohash string
    if (multiFields.iterator().hasNext()) {
        multiFields.parse(this, context.createExternalValueContext(point.geohash()));
    }
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
private GeoPoint updateHashCentroid(String hash, final GeoPoint location) {
    GeoPoint centroid = expectedCentroidsForGeoHash.getOrDefault(hash, null);
    if (centroid == null) {
        return new GeoPoint(location.lat(), location.lon());
    }
    final int docCount = expectedDocCountsForGeoHash.get(hash);
    final double newLon = centroid.lon() + (location.lon() - centroid.lon()) / docCount;
    final double newLat = centroid.lat() + (location.lat() - centroid.lat()) / docCount;
    return centroid.reset(newLat, newLon);
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
private void updateBoundsBottomRight(GeoPoint geoPoint, GeoPoint currentBound) {
    if (geoPoint.lat() < currentBound.lat()) {
        currentBound.resetLat(geoPoint.lat());
    }
    if (geoPoint.lon() > currentBound.lon()) {
        currentBound.resetLon(geoPoint.lon());
    }
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
private void updateBoundsTopLeft(GeoPoint geoPoint, GeoPoint currentBound) {
    if (geoPoint.lat() > currentBound.lat()) {
        currentBound.resetLat(geoPoint.lat());
    }
    if (geoPoint.lon() < currentBound.lon()) {
        currentBound.resetLon(geoPoint.lon());
    }
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
public void testEqualsHashCodeContract() {
    // generate a random geopoint
    final GeoPoint x = RandomGeoGenerator.randomPoint(random());
    final GeoPoint y = new GeoPoint(x.lat(), x.lon());
    final GeoPoint z = new GeoPoint(y.lat(), y.lon());
    // GeoPoint doesn't care about coordinate system bounds, this simply validates inequality
    final GeoPoint a = new GeoPoint(x.lat() + randomIntBetween(1, 5), x.lon() + randomIntBetween(1, 5));

    /** equality test */
    // reflexive
    assertTrue(x.equals(x));
    // symmetry
    assertTrue(x.equals(y));
    // transitivity
    assertTrue(y.equals(z));
    assertTrue(x.equals(z));
    // inequality
    assertFalse(x.equals(a));

    /** hashCode test */
    // symmetry
    assertTrue(x.hashCode() == y.hashCode());
    // transitivity
    assertTrue(y.hashCode() == z.hashCode());
    assertTrue(x.hashCode() == z.hashCode());
    // inequality
    assertFalse(x.hashCode() == a.hashCode());
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
@Override
public Double[] value() {
    switch (values.count()) {
        case 0:
            return null;
        case 1:
            GeoPoint gp = values.valueAt(0);
            return new Double[] { gp.lon(), gp.lat() };
        default:
            throw new GroupByOnArrayUnsupportedException(columnName());
    }
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
@Override
public LeafBucketCollector getLeafCollector(LeafReaderContext ctx, LeafBucketCollector sub) throws IOException {
    if (valuesSource == null) {
        return LeafBucketCollector.NO_OP_COLLECTOR;
    }
    final BigArrays bigArrays = context.bigArrays();
    final MultiGeoPointValues values = valuesSource.geoPointValues(ctx);
    return new LeafBucketCollectorBase(sub, values) {
        @Override
        public void collect(int doc, long bucket) throws IOException {
            centroids = bigArrays.grow(centroids, bucket + 1);
            counts = bigArrays.grow(counts, bucket + 1);

            values.setDocument(doc);
            final int valueCount = values.count();
            if (valueCount > 0) {
                double[] pt = new double[2];
                // get the previously accumulated number of counts
                long prevCounts = counts.get(bucket);
                // increment by the number of points for this document
                counts.increment(bucket, valueCount);
                // get the previous GeoPoint if a moving avg was computed
                if (prevCounts > 0) {
                    final GeoPoint centroid = GeoPoint.fromIndexLong(centroids.get(bucket));
                    pt[0] = centroid.lon();
                    pt[1] = centroid.lat();
                }
                // update the moving average
                for (int i = 0; i < valueCount; ++i) {
                    GeoPoint value = values.valueAt(i);
                    pt[0] = pt[0] + (value.getLon() - pt[0]) / ++prevCounts;
                    pt[1] = pt[1] + (value.getLat() - pt[1]) / prevCounts;
                }
                centroids.set(bucket, GeoEncodingUtils.mortonHash(pt[0], pt[1]));
            }
        }
    };
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
@Override
public boolean get(int doc) {
    values.setDocument(doc);
    final int length = values.count();
    for (int i = 0; i < length; i++) {
        GeoPoint point = values.valueAt(i);
        if (((topLeft.lon() <= point.lon() || bottomRight.lon() >= point.lon())) &&
                (topLeft.lat() >= point.lat() && bottomRight.lat() <= point.lat())) {
            return true;
        }
    }
    return false;
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
@Override
public LeafBucketCollector getLeafCollector(LeafReaderContext ctx,
        LeafBucketCollector sub) {
    if (valuesSource == null) {
        return LeafBucketCollector.NO_OP_COLLECTOR;
    }
    final BigArrays bigArrays = context.bigArrays();
    final MultiGeoPointValues values = valuesSource.geoPointValues(ctx);
    return new LeafBucketCollectorBase(sub, values) {
        @Override
        public void collect(int doc, long bucket) throws IOException {
            if (bucket >= tops.size()) {
                long from = tops.size();
                tops = bigArrays.grow(tops, bucket + 1);
                tops.fill(from, tops.size(), Double.NEGATIVE_INFINITY);
                bottoms = bigArrays.resize(bottoms, tops.size());
                bottoms.fill(from, bottoms.size(), Double.POSITIVE_INFINITY);
                posLefts = bigArrays.resize(posLefts, tops.size());
                posLefts.fill(from, posLefts.size(), Double.POSITIVE_INFINITY);
                posRights = bigArrays.resize(posRights, tops.size());
                posRights.fill(from, posRights.size(), Double.NEGATIVE_INFINITY);
                negLefts = bigArrays.resize(negLefts, tops.size());
                negLefts.fill(from, negLefts.size(), Double.POSITIVE_INFINITY);
                negRights = bigArrays.resize(negRights, tops.size());
                negRights.fill(from, negRights.size(), Double.NEGATIVE_INFINITY);
            }

            values.setDocument(doc);
            final int valuesCount = values.count();

            for (int i = 0; i < valuesCount; ++i) {
                GeoPoint value = values.valueAt(i);
                double top = tops.get(bucket);
                if (value.lat() > top) {
                    top = value.lat();
                }
                double bottom = bottoms.get(bucket);
                if (value.lat() < bottom) {
                    bottom = value.lat();
                }
                double posLeft = posLefts.get(bucket);
                if (value.lon() >= 0 && value.lon() < posLeft) {
                    posLeft = value.lon();
                }
                double posRight = posRights.get(bucket);
                if (value.lon() >= 0 && value.lon() > posRight) {
                    posRight = value.lon();
                }
                double negLeft = negLefts.get(bucket);
                if (value.lon() < 0 && value.lon() < negLeft) {
                    negLeft = value.lon();
                }
                double negRight = negRights.get(bucket);
                if (value.lon() < 0 && value.lon() > negRight) {
                    negRight = value.lon();
                }
                tops.set(bucket, top);
                bottoms.set(bucket, bottom);
                posLefts.set(bucket, posLeft);
                posRights.set(bucket, posRight);
                negLefts.set(bucket, negLeft);
                negRights.set(bucket, negRight);
            }
        }
    };
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
@Override
public GeoPoint get(int index) {
    final GeoPoint point = values.valueAt(index);
    return new GeoPoint(point.lat(), point.lon());
}
 

import org.elasticsearch.common.geo.GeoPoint; //导入方法依赖的package包/类
protected Field randomGeoPointField(String fieldName, Field.Store store) {
    GeoPoint point = randomPoint(random());
    return new LatLonDocValuesField(fieldName, point.lat(), point.lon());
}