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:org.example.testcases.BasicTypeArraysSerializer.java

private void writeArray_double(JsonGenerator jg, double[] array) throws IOException {
    jg.writeStartArray();/*from  w w w .ja v  a 2  s .  c o  m*/
    for (double val : array) {
        jg.writeNumber(val);
    }
    jg.writeEndArray();
}

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

@Override
public void serialize(Number value, JsonGenerator jgen, SerializerProvider provider) throws IOException {
    if (value != null) {
        long longValue = value.longValue();
        if (longValue >= MIN_VALUE && longValue <= MAX_VALUE) {
            jgen.writeNumber(longValue);
        } else {//from ww w .  j  a  v a 2 s.  co  m
            jgen.writeString(value.toString());
        }
    } else {
        jgen.writeNull();
    }
}

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From source file:com.googlecode.wickedcharts.highcharts.jackson.MinorTickIntervalSerializer.java

@Override
public void serialize(final MinorTickInterval value, final JsonGenerator jgen,
        final SerializerProvider provider) throws IOException, JsonProcessingException {
    if (value.getAuto()) {
        jgen.writeString("auto");
    } else if (value.getInterval() != null) {
        jgen.writeNumber(value.getInterval().doubleValue());
    } else if (value.isNull()) {
        jgen.writeNull();/* ww w.  ja va2 s .c  om*/
    } else {
        throw new IllegalStateException("Invalid state of TickInterval: " + value);
    }

}

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

@Override
public void serialize(@Nonnull JsonGenerator serializeTo, @Nonnull Number object,
        @Nonnull Version formatVersion) throws IOException, VersionException, JsonProcessingException {
    if (isIntegerNumber(object)) {
        serializeTo.writeNumber(object.longValue());
    } else {//from  w  w  w . j av  a  2  s.c  o m
        serializeTo.writeNumber(object.doubleValue());
    }
}

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

private void writeDoubleArray(JsonGenerator jg, Double[] array) throws IOException {
    jg.writeStartArray();/*from w  w  w. j a  v  a2s . c  om*/
    for (Double n : array) {
        jg.writeNumber(n);
    }
    jg.writeEndArray();
}

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From source file:org.killbill.billing.plugin.meter.timeline.consumer.TimelineChunkDecoded.java

@JsonValue
@Override/*www .  j a  v  a2 s .c om*/
public String toString() {
    try {
        final ByteArrayOutputStream out = new ByteArrayOutputStream();
        final JsonGenerator generator = objectMapper.getJsonFactory().createJsonGenerator(out);
        generator.writeStartObject();

        generator.writeFieldName("metric");
        generator.writeNumber(chunk.getMetricId());

        generator.writeFieldName("decodedSamples");
        generator.writeString(getDecodedSamples());

        generator.writeEndObject();
        generator.close();
        return out.toString();
    } catch (IOException e) {
        log.error("IOException in toString()", e);
    }

    return null;
}

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From source file:com.googlecode.wickedcharts.highcharts.jackson.PixelOrPercentSerializer.java

@Override
public void serialize(final PixelOrPercent value, final JsonGenerator jgen, final SerializerProvider provider)
        throws IOException, JsonProcessingException {

    switch (value.getUnit()) {
    case PERCENT:
        jgen.writeString(value.getValue() + "%");
        break;//from ww  w .j ava  2 s  .  c  o m
    case PIXELS:
        jgen.writeNumber(value.getValue());
        break;
    default:
        throw new RuntimeException("Invalid Unit: " + value.getUnit());
    }
}

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From source file:com.netflix.hystrix.serial.SerialHystrixRequestEvents.java

private static void convertExecutionToJson(JsonGenerator json,
        HystrixRequestEvents.ExecutionSignature executionSignature, List<Integer> latencies)
        throws IOException {
    json.writeStartObject();/*from  w ww  .j  a v  a2 s  .  c  o m*/
    json.writeStringField("name", executionSignature.getCommandName());
    json.writeArrayFieldStart("events");
    ExecutionResult.EventCounts eventCounts = executionSignature.getEventCounts();
    for (HystrixEventType eventType : HystrixEventType.values()) {
        if (!eventType.equals(HystrixEventType.COLLAPSED)) {
            if (eventCounts.contains(eventType)) {
                int eventCount = eventCounts.getCount(eventType);
                if (eventCount > 1) {
                    json.writeStartObject();
                    json.writeStringField("name", eventType.name());
                    json.writeNumberField("count", eventCount);
                    json.writeEndObject();
                } else {
                    json.writeString(eventType.name());
                }
            }
        }
    }
    json.writeEndArray();
    json.writeArrayFieldStart("latencies");
    for (int latency : latencies) {
        json.writeNumber(latency);
    }
    json.writeEndArray();
    if (executionSignature.getCachedCount() > 0) {
        json.writeNumberField("cached", executionSignature.getCachedCount());
    }
    if (executionSignature.getEventCounts().contains(HystrixEventType.COLLAPSED)) {
        json.writeObjectFieldStart("collapsed");
        json.writeStringField("name", executionSignature.getCollapserKey().name());
        json.writeNumberField("count", executionSignature.getCollapserBatchSize());
        json.writeEndObject();
    }
    json.writeEndObject();
}

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From source file:com.netflix.hystrix.contrib.requests.stream.HystrixRequestEventsJsonStream.java

private static void convertExecutionToJson(JsonGenerator json,
        HystrixRequestEvents.ExecutionSignature executionSignature, List<Integer> latencies)
        throws IOException {
    json.writeStartObject();/*from w  w  w  .  j a v a  2 s  .com*/
    json.writeStringField("name", executionSignature.getCommandName());
    json.writeArrayFieldStart("events");
    ExecutionResult.EventCounts eventCounts = executionSignature.getEventCounts();
    for (HystrixEventType eventType : HystrixEventType.values()) {
        if (eventType != HystrixEventType.COLLAPSED) {
            if (eventCounts.contains(eventType)) {
                int eventCount = eventCounts.getCount(eventType);
                if (eventCount > 1) {
                    json.writeStartObject();
                    json.writeStringField("name", eventType.name());
                    json.writeNumberField("count", eventCount);
                    json.writeEndObject();
                } else {
                    json.writeString(eventType.name());
                }
            }
        }
    }
    json.writeEndArray();
    json.writeArrayFieldStart("latencies");
    for (int latency : latencies) {
        json.writeNumber(latency);
    }
    json.writeEndArray();
    if (executionSignature.getCachedCount() > 0) {
        json.writeNumberField("cached", executionSignature.getCachedCount());
    }
    if (executionSignature.getEventCounts().contains(HystrixEventType.COLLAPSED)) {
        json.writeObjectFieldStart("collapsed");
        json.writeStringField("name", executionSignature.getCollapserKey().name());
        json.writeNumberField("count", executionSignature.getCollapserBatchSize());
        json.writeEndObject();
    }
    json.writeEndObject();
}

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

@Override
public void serialize(Set set, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    jgen.writeStartArray();//from   w w  w .ja v  a  2  s.  c  o m
    for (Iterator iterator = set.iterator(); iterator.hasNext();) {
        BaseModelInterface object = (BaseModelInterface) iterator.next();
        jgen.writeNumber(object.getId());
    }
    jgen.writeEndArray();
}

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