Example usage for javax.xml.stream.events XMLEvent asStartElement

Introduction

In this page you can find the example usage for javax.xml.stream.events XMLEvent asStartElement.

Prototype

public StartElement asStartElement();

Source Link

Document

Returns this event as a start element event, may result in a class cast exception if this event is not a start element.

Usage

From source file:org.apache.olingo.client.core.serialization.AtomGeoValueDeserializer.java

private GeospatialCollection collection(final XMLEventReader reader, final StartElement start,
        final EdmPrimitiveTypeKind type, final SRID srid) throws XMLStreamException {

    final List<Geospatial> geospatials = new ArrayList<Geospatial>();

    boolean foundEndCollection = false;
    while (reader.hasNext() && !foundEndCollection) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement() && event.asStartElement().getName().equals(Constants.QNAME_GEOMEMBERS)) {
            boolean foundEndMembers = false;
            while (reader.hasNext() && !foundEndMembers) {
                final XMLEvent subevent = reader.nextEvent();

                if (subevent.isStartElement()) {
                    geospatials.add(deserialize(reader, subevent.asStartElement(), GeoUtils.getType(
                            GeoUtils.getDimension(type), subevent.asStartElement().getName().getLocalPart())));
                }// w  ww.  ja va 2 s  . c om

                if (subevent.isEndElement()
                        && Constants.QNAME_GEOMEMBERS.equals(subevent.asEndElement().getName())) {
                    foundEndMembers = true;
                }
            }
        }

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndCollection = true;
        }
    }

    return new GeospatialCollection(GeoUtils.getDimension(type), srid, geospatials);
}

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From source file:org.apache.olingo.commons.core.data.AtomGeoValueDeserializer.java

private MultiPoint multipoint(final XMLEventReader reader, final StartElement start,
        final EdmPrimitiveTypeKind type, final String crs) throws XMLStreamException {

    List<Point> points = Collections.<Point>emptyList();

    boolean foundEndProperty = false;
    while (reader.hasNext() && !foundEndProperty) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement() && event.asStartElement().getName().equals(Constants.QNAME_POINTMEMBERS)) {
            points = points(reader, event.asStartElement(), type, null);
        }//w w  w.  j a  v a 2  s  .  c o  m

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndProperty = true;
        }
    }

    return new MultiPoint(GeoUtils.getDimension(type), crs, points);
}

---

From source file:org.apache.olingo.commons.core.data.AtomGeoValueDeserializer.java

private Polygon polygon(final XMLEventReader reader, final StartElement start, final EdmPrimitiveTypeKind type,
        final String crs) throws XMLStreamException {

    List<Point> extPoints = null;
    List<Point> intPoints = null;

    boolean foundEndProperty = false;
    while (reader.hasNext() && !foundEndProperty) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement()) {
            if (event.asStartElement().getName().equals(Constants.QNAME_POLYGON_EXTERIOR)) {
                extPoints = points(reader, event.asStartElement(), type, null);
            }/* ww w.  ja v a 2  s  .  c  om*/
            if (event.asStartElement().getName().equals(Constants.QNAME_POLYGON_INTERIOR)) {
                intPoints = points(reader, event.asStartElement(), type, null);
            }
        }

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndProperty = true;
        }
    }

    return new Polygon(GeoUtils.getDimension(type), crs, intPoints, extPoints);
}

---

From source file:org.apache.olingo.commons.core.data.AtomGeoValueDeserializer.java

private MultiLineString multiLineString(final XMLEventReader reader, final StartElement start,
        final EdmPrimitiveTypeKind type, final String crs) throws XMLStreamException {

    final List<LineString> lineStrings = new ArrayList<LineString>();

    boolean foundEndProperty = false;
    while (reader.hasNext() && !foundEndProperty) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement() && event.asStartElement().getName().equals(Constants.QNAME_LINESTRING)) {
            lineStrings.add(lineString(reader, event.asStartElement(), type, null));
        }//from  www . j a  v a2  s.c o m

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndProperty = true;
        }
    }

    return new MultiLineString(GeoUtils.getDimension(type), crs, lineStrings);
}

---

From source file:org.apache.olingo.commons.core.data.AtomGeoValueDeserializer.java

private MultiPolygon multiPolygon(final XMLEventReader reader, final StartElement start,
        final EdmPrimitiveTypeKind type, final String crs) throws XMLStreamException {

    final List<Polygon> polygons = new ArrayList<Polygon>();

    boolean foundEndProperty = false;
    while (reader.hasNext() && !foundEndProperty) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement() && event.asStartElement().getName().equals(Constants.QNAME_POLYGON)) {
            polygons.add(polygon(reader, event.asStartElement(), type, null));
        }/*from w w w.  ja  va  2 s .  co  m*/

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndProperty = true;
        }
    }

    return new MultiPolygon(GeoUtils.getDimension(type), crs, polygons);
}

---

From source file:org.apache.olingo.commons.core.data.AtomGeoValueDeserializer.java

private GeospatialCollection collection(final XMLEventReader reader, final StartElement start,
        final EdmPrimitiveTypeKind type, final String crs) throws XMLStreamException {

    final List<Geospatial> geospatials = new ArrayList<Geospatial>();

    boolean foundEndCollection = false;
    while (reader.hasNext() && !foundEndCollection) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement() && event.asStartElement().getName().equals(Constants.QNAME_GEOMEMBERS)) {
            boolean foundEndMembers = false;
            while (reader.hasNext() && !foundEndMembers) {
                final XMLEvent subevent = reader.nextEvent();

                if (subevent.isStartElement()) {
                    geospatials.add(deserialize(reader, subevent.asStartElement(), GeoUtils.getType(
                            GeoUtils.getDimension(type), subevent.asStartElement().getName().getLocalPart())));
                }/*from w ww  . j av a  2 s  .com*/

                if (subevent.isEndElement()
                        && Constants.QNAME_GEOMEMBERS.equals(subevent.asEndElement().getName())) {
                    foundEndMembers = true;
                }
            }
        }

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndCollection = true;
        }
    }

    return new GeospatialCollection(GeoUtils.getDimension(type), crs, geospatials);
}

---

From source file:org.apache.olingo.commons.core.data.AtomPropertyDeserializer.java

private Value fromPrimitive(final XMLEventReader reader, final StartElement start, final EdmTypeInfo typeInfo)
        throws XMLStreamException {

    Value value = null;//from ww  w . j  ava2  s.  co m

    boolean foundEndProperty = false;
    while (reader.hasNext() && !foundEndProperty) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement() && typeInfo != null && typeInfo.getPrimitiveTypeKind().isGeospatial()) {
            final EdmPrimitiveTypeKind geoType = EdmPrimitiveTypeKind.valueOfFQN(version,
                    typeInfo.getFullQualifiedName().toString());
            value = new GeospatialValueImpl(
                    this.geoDeserializer.deserialize(reader, event.asStartElement(), geoType));
        }

        if (event.isCharacters() && !event.asCharacters().isWhiteSpace()
                && (typeInfo == null || !typeInfo.getPrimitiveTypeKind().isGeospatial())) {

            value = new PrimitiveValueImpl(event.asCharacters().getData());
        }

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndProperty = true;
        }
    }

    return value;
}

---

From source file:org.apache.olingo.commons.core.data.AtomPropertyDeserializer.java

private ComplexValue fromComplex(final XMLEventReader reader, final StartElement start)
        throws XMLStreamException {

    final ComplexValue value = new ComplexValueImpl();

    boolean foundEndProperty = false;
    while (reader.hasNext() && !foundEndProperty) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement()) {
            value.get().add(deserialize(reader, event.asStartElement()));
        }// w w w .j  a  v  a 2 s . c  om

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndProperty = true;
        }
    }

    return value;
}

---

From source file:org.apache.olingo.commons.core.data.AtomPropertyDeserializer.java

private CollectionValue fromCollection(final XMLEventReader reader, final StartElement start,
        final EdmTypeInfo typeInfo) throws XMLStreamException {

    final CollectionValueImpl value = new CollectionValueImpl();

    final EdmTypeInfo type = typeInfo == null ? null
            : new EdmTypeInfo.Builder().setTypeExpression(typeInfo.getFullQualifiedName().toString()).build();

    boolean foundEndProperty = false;
    while (reader.hasNext() && !foundEndProperty) {
        final XMLEvent event = reader.nextEvent();

        if (event.isStartElement()) {
            switch (guessPropertyType(reader)) {
            case COMPLEX:
                value.get().add(fromComplex(reader, event.asStartElement()));
                break;

            case PRIMITIVE:
                value.get().add(fromPrimitive(reader, event.asStartElement(), type));
                break;

            default:
                // do not add null or empty values
            }/* ww w .ja  va  2  s .  c  o m*/
        }

        if (event.isEndElement() && start.getName().equals(event.asEndElement().getName())) {
            foundEndProperty = true;
        }
    }

    return value;
}

---

From source file:org.apache.olingo.commons.core.data.AtomPropertyDeserializer.java

private ODataPropertyType guessPropertyType(final XMLEventReader reader) throws XMLStreamException {
    XMLEvent child = null;
    while (reader.hasNext() && child == null) {
        final XMLEvent event = reader.peek();
        if (event.isCharacters() && event.asCharacters().isWhiteSpace()) {
            reader.nextEvent();//from  w  w w  .  j a  v a  2 s  .c  o  m
        } else {
            child = event;
        }
    }

    final ODataPropertyType type;
    if (child == null) {
        type = ODataPropertyType.PRIMITIVE;
    } else {
        if (child.isStartElement()) {
            if (Constants.NS_GML.equals(child.asStartElement().getName().getNamespaceURI())) {
                type = ODataPropertyType.PRIMITIVE;
            } else if (elementQName.equals(child.asStartElement().getName())) {
                type = ODataPropertyType.COLLECTION;
            } else {
                type = ODataPropertyType.COMPLEX;
            }
        } else if (child.isCharacters()) {
            type = ODataPropertyType.PRIMITIVE;
        } else {
            type = ODataPropertyType.EMPTY;
        }
    }

    return type;
}

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