Example usage for com.fasterxml.jackson.core JsonGenerator writeNumber

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonGenerator writeNumber.

Prototype

public abstract void writeNumber(String encodedValue)
        throws IOException, JsonGenerationException, UnsupportedOperationException;

Source Link

Document

Write method that can be used for custom numeric types that can not be (easily?) converted to "standard" Java number types.

Usage

From source file:ijfx.service.overlay.io.OverlaySerializer.java

private void writeDoubleArray(JsonGenerator jg, String fieldName, double[] array) throws IOException {
    jg.writeFieldName(fieldName);/*from   ww w .  java2 s. co m*/
    jg.writeStartArray();
    for (double d : array) {
        jg.writeNumber(d);
    }
    jg.writeEndArray();
}

From source file:de.terrestris.shogun.serializer.LeanBaseModelListSerializer.java

@Override
public void serialize(List list, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    jgen.writeStartArray();/*www . ja v a2  s  .co m*/
    for (Iterator iterator = list.iterator(); iterator.hasNext();) {
        BaseModelInterface object = (BaseModelInterface) iterator.next();
        jgen.writeNumber(object.getId());
    }
    jgen.writeEndArray();
}

From source file:org.geppetto.simulation.CustomSerializer.java

@Override
public void serialize(Double value, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonGenerationException {

    if (null == value) {
        // write the word 'null' if there's no value available
        jgen.writeNull();/*  www  .j  ava2 s. c  o m*/
    } else if (value.equals(Double.NaN)) {
        jgen.writeNumber(Double.NaN);
    } else {
        final String pattern = "#.##";
        final DecimalFormat myFormatter = new DecimalFormat(pattern);
        final String output = myFormatter.format(value).replace(",", ".");
        jgen.writeNumber(output);
    }
}

From source file:piazza.services.ingest.util.GeoJsonSerializer.java

private void writePointCoords(JsonGenerator jgen, Point p) throws IOException {
    jgen.writeStartArray();//from  w  w w .j a  v a 2  s . c o m
    DecimalFormat df = new DecimalFormat("#.#");
    df.setMaximumFractionDigits(8);
    jgen.writeNumber(df.format(p.getX()));
    jgen.writeNumber(df.format(p.getY()));
    jgen.writeEndArray();
}

From source file:io.alicorn.data.models.CoordinateSerializer.java

@Override
public void serialize(GeospatialCoordinate geospatialCoordinate, JsonGenerator jsonGenerator,
        SerializerProvider serializerProvider) throws IOException, JsonProcessingException {
    jsonGenerator.writeStartObject();//from   ww  w  . j  a va2 s. c  o  m
    jsonGenerator.writeStringField("type", "Point");
    jsonGenerator.writeFieldName("coordinates");
    jsonGenerator.writeStartArray();
    jsonGenerator.writeNumber(geospatialCoordinate.getLongitude());
    jsonGenerator.writeNumber(geospatialCoordinate.getLongitude());
    jsonGenerator.writeEndArray();
    jsonGenerator.writeEndObject();
}

From source file:ijfx.service.overlay.io.OverlaySerializer.java

private void writeNumberArray(JsonGenerator jg, String arrayName, Number[] numbers) throws IOException {

    jg.writeFieldName(arrayName);//w  ww .j a v a 2  s. co m
    jg.writeStartArray();
    for (Number n : numbers) {
        jg.writeNumber(n.doubleValue());
    }
    jg.writeEndArray();
}

From source file:com.cedarsoft.serialization.jackson.ListSerializer.java

protected void serializeElement(@Nonnull JsonGenerator serializeTo, @Nullable Object element, int index)
        throws IOException {
    if (element == null) {
        serializeTo.writeNull();/*from  ww  w.  j  a  va2  s  . com*/
    } else if (element instanceof Integer) {
        serializeTo.writeNumber((Integer) element);
    } else if (element instanceof Float) {
        serializeTo.writeNumber((Float) element);
    } else if (element instanceof Double) {
        serializeTo.writeNumber((Double) element);
    } else if (element instanceof Long) {
        serializeTo.writeNumber((Long) element);
    } else if (element instanceof Boolean) {
        serializeTo.writeBoolean((Boolean) element);
    } else {
        serializeTo.writeString(String.valueOf(element));
    }
}

From source file:org.dbrain.data.jackson.serializers.JsonBigDecimalSerializer.java

@Override
public void serialize(BigDecimal value, JsonGenerator jgen, SerializerProvider provider) throws IOException {
    if (value != null) {
        // Does it have more that 15 significant digits ?
        BigInteger unscaled = value.unscaledValue();
        if (unscaled.compareTo(MIN_VALUE) >= 0 && unscaled.compareTo(MAX_VALUE) <= 0) {
            jgen.writeNumber(value);
        } else {//  w w  w . j av a2  s.c o m
            jgen.writeString(value.toString());
        }
    } else {
        jgen.writeNull();
    }
}

From source file:com.basistech.rosette.dm.jackson.array.MorphoAnalysisListArraySerializer.java

@Override
public void serialize(List<MorphoAnalysis> value, JsonGenerator jgen, SerializerProvider provider)
        throws IOException {
    jgen.writeStartArray();/*from  ww w.j  a  v  a 2s.c om*/
    MorphoAnalysisTypes curType = MorphoAnalysisTypes.PLAIN;
    for (MorphoAnalysis ma : value) {
        MorphoAnalysisTypes type = MorphoAnalysisTypes.byClass(ma.getClass());
        if (curType != type) {
            jgen.writeNumber(type.ordinal());
            curType = type;
        }
        jgen.writeObject(ma);
    }
    jgen.writeEndArray();
}

From source file:org.jongo.query.BsonQueryFactoryTest.java

@Test
public void canHandlePOJOSerializedAsNegativeNumber() throws Exception {

    Mapping mapping = new Mapping.Builder().addSerializer(Coordinate.class, new JsonSerializer<Coordinate>() {
        @Override//from w  w w .jav a2s .com
        public void serialize(Coordinate value, JsonGenerator jgen, SerializerProvider provider)
                throws IOException {
            jgen.writeNumber(value.lat);
        }
    }).build();
    QueryFactory customFactory = new BsonQueryFactory(new JacksonEngine(mapping));

    DBObject query = customFactory.createQuery("{coordinate:#}", new Coordinate(-400, -1)).toDBObject();

    assertThat(query.get("coordinate")).isEqualTo(-400);
}