Examples with Expression org.opengis.filter.Expression used on opensource projects

Example 36 with Expression

use of org.opengis.filter.Expression in project geotoolkit by Geomatys.

the class CapabilitiesFilterSplitter method visitBinaryComparisonOperator.

private void visitBinaryComparisonOperator(final BinaryComparisonOperator<Object> filter) {
    if (original == null) {
        original = filter;
    }
    // supports it as a group -- no need to check the type
    if (!fcs.supports(filter)) {
        postStack.addFirst(filter);
        return;
    }
    final int i = postStack.size();
    final Expression leftValue = filter.getOperand1();
    final Expression rightValue = filter.getOperand2();
    if (leftValue == null || rightValue == null) {
        postStack.addFirst(filter);
        return;
    }
    visit(leftValue, null);
    if (i < postStack.size()) {
        postStack.removeFirst();
        postStack.addFirst(filter);
        return;
    }
    visit(rightValue, null);
    if (i < postStack.size()) {
        // left
        preStack.removeFirst();
        postStack.removeFirst();
        postStack.addFirst(filter);
        return;
    }
    // left side
    preStack.removeFirst();
    // right side
    preStack.removeFirst();
    preStack.addFirst(filter);
}

Example 37 with Expression

use of org.opengis.filter.Expression in project geotoolkit by Geomatys.

the class LuceneOGCWeight method scorer.

@Override
public Scorer scorer(LeafReaderContext context) throws IOException {
    // final SortedDocValues values = context.reader().getSortedDocValues(IDENTIFIER_FIELD_NAME);
    final LeafReader reader = context.reader();
    boolean treeSearch = false;
    boolean reverse = false;
    boolean distanceFilter = false;
    final Set<String> treeMatching = new HashSet<>();
    if (tree != null) {
        /*
             * For distance buffer filter no envelope only mode
             */
        List<Expression<Object, ?>> expressions = filter.getExpressions();
        Expression e2 = (expressions.size() >= 2) ? expressions.get(1) : null;
        if (filter instanceof DistanceOperator) {
            distanceFilter = true;
            reverse = filter.getOperatorType() == DistanceOperatorName.BEYOND;
            final DistanceOperator sp = (DistanceOperator) filter;
            if (e2 instanceof Literal) {
                try {
                    final Literal lit = (Literal) e2;
                    Quantity distance = sp.getDistance();
                    final GeneralEnvelope bound = getExtendedReprojectedEnvelope(lit.getValue(), tree.getCrs(), distance.getUnit().toString(), distance.getValue().doubleValue());
                    final int[] resultID = tree.searchID(bound);
                    Arrays.sort(resultID);
                    treeMatching.clear();
                    TreeElementMapper<NamedEnvelope> tem = tree.getTreeElementMapper();
                    for (int id : resultID) {
                        final NamedEnvelope env = tem.getObjectFromTreeIdentifier(id);
                        if (env != null) {
                            treeMatching.add(env.getId());
                        }
                    }
                    treeSearch = true;
                } catch (FactoryException ex) {
                    throw new IOException(ex);
                } catch (StoreIndexException ex) {
                    Throwable cause = ex.getCause();
                    if (cause instanceof IOException) {
                        throw (IOException) cause;
                    } else {
                        throw new IOException(ex);
                    }
                }
            } else {
                LOGGER.log(Level.WARNING, "Not a literal for spatial filter:{0}", e2);
            }
        } else if (filter instanceof BinarySpatialOperator) {
            final BinarySpatialOperator sp = (BinarySpatialOperator) filter;
            if (e2 instanceof Literal) {
                final Literal lit = (Literal) e2;
                final Envelope boundFilter = getReprojectedEnvelope(lit.getValue(), tree.getCrs());
                try {
                    if (filterType == SpatialFilterType.CROSSES || !envelopeOnly) {
                        if (filterType == SpatialFilterType.DISJOINT) {
                            reverse = true;
                        }
                        final int[] resultID = tree.searchID(boundFilter);
                        Arrays.sort(resultID);
                        final TreeElementMapper<NamedEnvelope> tem = tree.getTreeElementMapper();
                        treeMatching.clear();
                        for (int id : resultID) {
                            final NamedEnvelope env = tem.getObjectFromTreeIdentifier(id);
                            if (env != null) {
                                treeMatching.add(env.getId());
                            }
                        }
                        treeSearch = true;
                        envelopeOnly = false;
                    } else {
                        final int[] resultID = TreeX.search(tree, boundFilter, filterType);
                        Arrays.sort(resultID);
                        final TreeElementMapper<NamedEnvelope> tem = tree.getTreeElementMapper();
                        treeMatching.clear();
                        for (int id : resultID) {
                            final NamedEnvelope env = tem.getObjectFromTreeIdentifier(id);
                            if (env != null) {
                                treeMatching.add(env.getId());
                            }
                        }
                        treeSearch = true;
                    }
                } catch (StoreIndexException ex) {
                    Throwable cause = ex.getCause();
                    if (cause instanceof IOException) {
                        throw (IOException) cause;
                    } else {
                        throw new IOException(ex);
                    }
                }
            } else {
                LOGGER.log(Level.WARNING, "Not a literal for spatial filter:{0}", e2);
            }
        } else {
            LOGGER.log(Level.WARNING, "not a spatial operator:{0}", filter.getClass().getName());
        }
    } else {
        LOGGER.finer("Null R-tree in spatial search");
    }
    final BitSet set = new FixedBitSet(reader.maxDoc());
    Bits b = reader.getLiveDocs();
    if (b == null) {
        b = new Bits.MatchAllBits(reader.maxDoc());
    }
    for (int i = 0; i < b.length(); i++) {
        if (b.get(i)) {
            final int docId = i;
            final Document doc = reader.document(docId, ID_FIELDS);
            final String id = doc.get(IDENTIFIER_FIELD_NAME);
            final boolean match = treeMatching.contains(id);
            if (treeSearch && reverse && !match) {
                set.set(docId);
            } else if (!treeSearch || match) {
                if (envelopeOnly && !distanceFilter) {
                    set.set(docId);
                } else {
                    final Document geoDoc = reader.document(docId, GEOMETRY_FIELDS);
                    if (filter.test(geoDoc)) {
                        set.set(docId);
                    }
                }
            }
        }
    }
    return new ConstantScoreScorer(this, boost, scoreMode, new BitSetIterator(set, 5));
}

Example 38 with Expression

use of org.opengis.filter.Expression in project geotoolkit by Geomatys.

the class DefaultStyleVisitor method visit.

@Override
public Object visit(final AnchorPoint anchorPoint, Object data) {
    final Expression x = anchorPoint.getAnchorPointX();
    if (x != null) {
        visit(x, data);
    }
    final Expression y = anchorPoint.getAnchorPointY();
    if (y != null) {
        visit(y, data);
    }
    return data;
}

Example 39 with Expression

use of org.opengis.filter.Expression in project geotoolkit by Geomatys.

the class DefaultStyleVisitor method visit.

@Override
public Object visit(final Stroke stroke, Object data) {
    final Expression color = stroke.getColor();
    if (color != null) {
        visit(color, data);
    }
    final Expression offset = stroke.getDashOffset();
    if (offset != null) {
        visit(offset, data);
    }
    final GraphicFill gf = stroke.getGraphicFill();
    if (gf != null) {
        data = visit(gf, data);
    }
    final GraphicStroke gs = stroke.getGraphicStroke();
    if (gs != null) {
        data = visit(gs, data);
    }
    final Expression lc = stroke.getLineCap();
    if (lc != null) {
        visit(lc, data);
    }
    final Expression lj = stroke.getLineJoin();
    if (lj != null) {
        visit(lj, data);
    }
    final Expression opa = stroke.getOpacity();
    if (opa != null) {
        visit(opa, data);
    }
    final Expression width = stroke.getWidth();
    if (width != null) {
        visit(width, data);
    }
    return data;
}

Example 40 with Expression

use of org.opengis.filter.Expression in project geotoolkit by Geomatys.

the class DefaultStyleVisitor method visit.

@Override
public Object visit(final Font font, Object data) {
    final List<Expression> families = font.getFamily();
    if (families != null) {
        for (Expression family : families) {
            visit(family, data);
        }
    }
    final Expression size = font.getSize();
    if (size != null) {
        visit(size, data);
    }
    final Expression style = font.getStyle();
    if (style != null) {
        visit(style, data);
    }
    final Expression weight = font.getWeight();
    if (weight != null) {
        visit(weight, data);
    }
    return data;
}