Example usage for org.apache.lucene.spatial.query SpatialOperation IsWithin

Introduction

In this page you can find the example usage for org.apache.lucene.spatial.query SpatialOperation IsWithin.

Prototype

SpatialOperation IsWithin

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Document

Meets the "CoveredBy" OGC definition (boundary-neutral).

Usage

From source file:bzh.terrevirtuelle.navisu.gazetteer.impl.lucene.GeoNameResolver.java

License:Apache License

/**
 * Returns a list of location near a certain coordinate.
 *
 * @param latitude, @param longitude - Center of search area
 * @param distanceInMiles - Search Radius in miles
 * @param indexerPath - Path to Lucene index
 * @param count - Upper bound to number of results
 * @return - List of locations sorted by population
 * @throws IOException/*  w w  w. java 2 s  .  c om*/
 */
public List<Location> searchNearby(Double latitude, Double longitude, Double distanceInMiles,
        String indexerPath, int count) throws IOException {

    double distanceInDeg = DistanceUtils.dist2Degrees(distanceInMiles,
            DistanceUtils.EARTH_EQUATORIAL_RADIUS_MI);
    SpatialArgs spatialArgs = new SpatialArgs(SpatialOperation.IsWithin,
            ctx.makeCircle(longitude, latitude, distanceInDeg));

    String key = latitude + "-" + longitude;
    Filter filter = strategy.makeFilter(spatialArgs);

    IndexSearcher searcher = new IndexSearcher(createIndexReader(indexerPath));
    Sort sort = new Sort(populationSort);
    TopDocs topDocs = searcher.search(new MatchAllDocsQuery(), filter, count, sort);

    ScoreDoc[] scoreDocs = topDocs.scoreDocs;
    HashMap<String, List<Location>> allCandidates = new HashMap<String, List<Location>>();

    getMatchingCandidates(searcher, allCandidates, key, scoreDocs);
    List<Location> results = allCandidates.get(key);

    return results;
}

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From source file:com.orientechnologies.lucene.manager.OLuceneSpatialIndexManager.java

License:Apache License

@Override
public Object get(Object key) {
    try {//  w w w  .  j  a v  a 2  s .  c o m
        if (key instanceof OSpatialCompositeKey) {
            final OSpatialCompositeKey newKey = (OSpatialCompositeKey) key;

            final SpatialOperation strategy = newKey.getOperation() != null ? newKey.getOperation()
                    : SpatialOperation.Intersects;

            if (SpatialOperation.Intersects.equals(strategy))
                return searchIntersect(newKey, newKey.getMaxDistance(), newKey.getContext());
            else if (SpatialOperation.IsWithin.equals(strategy))
                return searchWithin(newKey, newKey.getContext());

        } else if (key instanceof OCompositeKey)
            return searchIntersect((OCompositeKey) key, 0, null);

    } catch (IOException e) {
        OLogManager.instance().error(this, "Error on getting entry against Lucene index", e);
    }

    return null;
}

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From source file:com.orientechnologies.lucene.manager.OLuceneSpatialIndexManager.java

License:Apache License

public Object searchWithin(OSpatialCompositeKey key, OCommandContext context) throws IOException {

    Set<OIdentifiable> result = new HashSet<OIdentifiable>();

    Shape shape = factory.makeShape(key, ctx);
    if (shape == null)
        return null;
    SpatialArgs args = new SpatialArgs(SpatialOperation.IsWithin, shape);
    IndexSearcher searcher = getSearcher();

    Filter filter = strategy.makeFilter(args);

    return new LuceneResultSet(this,
            new SpatialQueryContext(context, searcher, new MatchAllDocsQuery(), filter));
}

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From source file:com.orientechnologies.lucene.operator.OLuceneWithinOperator.java

License:Apache License

@Override
public OIndexCursor executeIndexQuery(OCommandContext iContext, OIndex<?> index, List<Object> keyParams,
        boolean ascSortOrder) {
    OIndexDefinition definition = index.getDefinition();
    int idxSize = definition.getFields().size();
    int paramsSize = keyParams.size();
    OIndexCursor cursor;//from w w w.  java  2  s .  c o  m
    Object indexResult = index.get(new OSpatialCompositeKey(keyParams).setOperation(SpatialOperation.IsWithin));
    if (indexResult == null || indexResult instanceof OIdentifiable)
        cursor = new OIndexCursorSingleValue((OIdentifiable) indexResult, new OSpatialCompositeKey(keyParams));
    else
        cursor = new OIndexCursorCollectionValue(((Collection<OIdentifiable>) indexResult).iterator(),
                new OSpatialCompositeKey(keyParams));

    iContext.setVariable("$luceneIndex", true);
    return cursor;
}

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From source file:com.orientechnologies.spatial.engine.OLuceneLegacySpatialIndexEngine.java

License:Apache License

private Object legacySearch(Object key) throws IOException {
    if (key instanceof OSpatialCompositeKey) {
        final OSpatialCompositeKey newKey = (OSpatialCompositeKey) key;

        final SpatialOperation strategy = newKey.getOperation() != null ? newKey.getOperation()
                : SpatialOperation.Intersects;

        if (SpatialOperation.Intersects.equals(strategy))
            return searchIntersect(newKey, newKey.getMaxDistance(), newKey.getContext());
        else if (SpatialOperation.IsWithin.equals(strategy))
            return searchWithin(newKey, newKey.getContext());

    } else if (key instanceof OCompositeKey) {
        return searchIntersect((OCompositeKey) key, 0, null);
    }/*  w  w  w  . j a  v  a  2s . c  o m*/
    throw new OIndexEngineException("Unknown key" + key, null);

}

---

From source file:com.orientechnologies.spatial.engine.OLuceneLegacySpatialIndexEngine.java

License:Apache License

public Object searchWithin(OSpatialCompositeKey key, OCommandContext context) throws IOException {

    Set<OIdentifiable> result = new HashSet<OIdentifiable>();

    Shape shape = legacyBuilder.makeShape(key, ctx);
    if (shape == null)
        return null;
    SpatialArgs args = new SpatialArgs(SpatialOperation.IsWithin, shape);
    IndexSearcher searcher = searcher();

    Filter filter = strategy.makeFilter(args);

    return new LuceneResultSet(this,
            new SpatialQueryContext(context, searcher, new MatchAllDocsQuery(), filter));
}

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From source file:com.orientechnologies.spatial.operator.OLuceneWithinOperator.java

License:Apache License

@Override
public OIndexCursor executeIndexQuery(OCommandContext iContext, OIndex<?> index, List<Object> keyParams,
        boolean ascSortOrder) {
    OIndexDefinition definition = index.getDefinition();
    int idxSize = definition.getFields().size();
    int paramsSize = keyParams.size();
    OIndexCursor cursor;//www .  j  ava2  s .  co  m
    Object indexResult = index.get(new OSpatialCompositeKey(keyParams).setOperation(SpatialOperation.IsWithin));
    if (indexResult == null || indexResult instanceof OIdentifiable)
        cursor = new OIndexCursorSingleValue((OIdentifiable) indexResult, new OSpatialCompositeKey(keyParams));
    else
        cursor = new OIndexCursorCollectionValue(((Collection<OIdentifiable>) indexResult),
                new OSpatialCompositeKey(keyParams));

    iContext.setVariable("$luceneIndex", true);
    return cursor;
}

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From source file:com.orientechnologies.spatial.strategy.SpatialQueryBuilderDWithin.java

License:Apache License

@Override
public SpatialQueryContext build(Map<String, Object> query) throws Exception {
    Shape shape = parseShape(query);

    System.out.println("qui:: " + shape);
    SpatialStrategy strategy = manager.strategy();
    if (isOnlyBB(strategy)) {
        shape = shape.getBoundingBox();//from   ww  w.  jav a 2 s .  co  m
    }
    SpatialArgs args1 = new SpatialArgs(SpatialOperation.IsWithin, shape);

    //    SpatialArgs args2 = new SpatialArgs(SpatialOperation., shape);

    Geometry geo = OShapeFactory.INSTANCE.toGeometry(shape);

    Filter filter = strategy.makeFilter(args1);
    return new SpatialQueryContext(null, manager.searcher(), new MatchAllDocsQuery(), filter);
}

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From source file:com.orientechnologies.spatial.strategy.SpatialQueryBuilderWithin.java

License:Apache License

@Override
public SpatialQueryContext build(Map<String, Object> query) throws Exception {
    Shape shape = parseShape(query);

    SpatialStrategy strategy = manager.strategy();
    if (isOnlyBB(strategy)) {
        shape = shape.getBoundingBox();/* www  . j av  a  2  s  . com*/
    }
    SpatialArgs args = new SpatialArgs(SpatialOperation.IsWithin, shape);
    Filter filter = strategy.makeFilter(args);
    return new SpatialQueryContext(null, manager.searcher(), new MatchAllDocsQuery(), filter);
}

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From source file:com.stratio.cassandra.lucene.search.condition.BitemporalCondition.java

License:Apache License

static SpatialOperation parseSpatialOperation(String operation) {
    if (operation == null) {
        throw new IllegalArgumentException("Operation is required");
    } else if (operation.equalsIgnoreCase("contains")) {
        return SpatialOperation.Contains;
    } else if (operation.equalsIgnoreCase("intersects")) {
        return SpatialOperation.Intersects;
    } else if (operation.equalsIgnoreCase("is_within")) {
        return SpatialOperation.IsWithin;
    } else {//from w  w  w.j av a2s .  c om
        throw new IllegalArgumentException("Operation is invalid: " + operation);
    }
}

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