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

List of usage examples for com.fasterxml.jackson.core JsonGenerator writeEndObject

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Introduction

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

Prototype

public abstract void writeEndObject() throws IOException, JsonGenerationException;

Source Link

Document

Method for writing closing marker of a JSON Object value (character '}'; plus possible white space decoration if pretty-printing is enabled).

Usage

From source file:javasnack.snacks.json.PojoEncodeJackson.java

@Override
public void run() {
    ObjectMapper objectMapper = new ObjectMapper();
    try {// w  w w.ja v a 2 s .c  om
        String jsonout = objectMapper.writeValueAsString(new EncodePojo());
        System.out.println("--- simple jackson encode ---");
        System.out.println(jsonout);
        String jsonout2 = objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(new EncodePojo());
        System.out.println("--- default pretty-print jackson encode ---");
        System.out.println(jsonout2);
        System.out.println("--- streaming jackson encode ---");
        JsonFactory jsonFactory = objectMapper.getFactory();
        Writer out = new OutputStreamWriter(System.out);
        JsonGenerator jg = jsonFactory.createGenerator(out);
        jg.setPrettyPrinter(new DefaultPrettyPrinter());
        jg.writeStartObject();
        jg.writeStringField("message", "success");
        jg.writeNumberField("count", 10);
        jg.writeArrayFieldStart("records");
        for (int i = 0; i < 10; i++) {
            jg.writeObject(new EncodePojo());
            Thread.sleep(100);
            jg.flush();
        }
        jg.writeEndArray();
        jg.writeEndObject();
        jg.close();
    } catch (JsonProcessingException e) {
        e.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:eu.mondo.driver.mongo.util.StatementSerializer.java

@Override
public void serialize(Statement st, JsonGenerator generator, SerializerProvider provider)
        throws IOException, JsonProcessingException {

    generator.writeStartObject();//  www  .java2 s  . c  om
    generator.writeStringField("subject", st.getSubject().toString());
    generator.writeStringField("predicate", st.getPredicate().toString());
    generator.writeStringField("object", st.getObject().toString());
    generator.writeStringField("subjectBI", "");
    generator.writeStringField("predicateBI", "");
    generator.writeStringField("objectBI", "");
    generator.writeEndObject();

    generator.close();

}

From source file:com.example.MessageList.java

/**
 * Build message list dependent on the format Message Hub requires. The
 * message list is in the form: [{ "value": base_64_string }, ...]
 * /*w w  w  . j a  va 2 s  .  co m*/
 * @return {String} String representation of a JSON object.
 * @throws IOException
 */
public String build() throws IOException {
    final JsonFactory jsonFactory = new JsonFactory();
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    JsonGenerator jsonGenerator = null;

    jsonGenerator = jsonFactory.createGenerator(outputStream);

    // [
    jsonGenerator.writeStartArray();

    // Write each message as a JSON object in
    // the form:
    // { "value": base_64_string }
    for (int i = 0; i < this.messages.size(); i++) {
        jsonGenerator.writeStartObject();
        jsonGenerator.writeFieldName("value");
        jsonGenerator.writeObject(this.messages.get(i));
        jsonGenerator.writeEndObject();
    }

    // ]
    jsonGenerator.writeEndArray();

    // Close underlying streams and return string representation.
    jsonGenerator.close();
    outputStream.close();

    return new String(outputStream.toByteArray());
}

From source file:test.com.azaptree.services.json.JsonUtilsTest.java

@Test
public void test_serialize_JSONEncoding() throws JsonGenerationException, IOException {
    final ByteArrayOutputStream bos = new ByteArrayOutputStream();
    final JsonGenerator generator = JsonUtils.createJsonGenerator(bos, JsonEncoding.UTF8);
    generator.writeStartObject();//w  w  w. ja  v a2s.  c o  m
    generator.writeStringField("stringField", "stringFieldValue");
    generator.writeNumberField("numberField", 5);
    generator.writeEndObject();
    generator.close();

    final Map<String, Object> test = JsonUtils.parse(new ByteArrayInputStream(bos.toByteArray()));
    Assert.assertEquals(test.get("stringField"), "stringFieldValue");
    Assert.assertEquals(test.get("numberField"), 5);
}

From source file:com.microsoft.azure.storage.queue.CloudQueueEncryptedMessage.java

public String serialize() throws IOException {
    final StringWriter strWriter = new StringWriter();
    JsonGenerator generator = Utility.getJsonGenerator(strWriter);

    try {/*from   w ww  .ja v  a 2 s.  c om*/
        // start object
        generator.writeStartObject();

        // write message contents
        generator.writeStringField("EncryptedMessageContents", this.getEncryptedMessageContents());

        // write encryption data
        generator.writeObjectFieldStart("EncryptionData");
        this.getEncryptionData().serialize(generator);
        generator.writeEndObject();

        // end object
        generator.writeEndObject();
    } finally {
        generator.close();
    }

    return strWriter.toString();
}

From source file:org.calrissian.mango.json.ser.NodeSerializer.java

@Override
public void serialize(Node node, JsonGenerator jsonGenerator, SerializerProvider serializerProvider)
        throws IOException {

    jsonGenerator.writeStartObject();//from w w w .  j  a v a 2  s . com
    if (node instanceof ParentNode) {
        serialize((ParentNode) node, jsonGenerator, serializerProvider);
    } else if (node instanceof Leaf) {
        serialize((Leaf) node, jsonGenerator, serializerProvider);
    } else {
        throw new IllegalArgumentException("Unsupported node: " + node);
    }

    jsonGenerator.writeEndObject();
}

From source file:net.uncontended.precipice.reporting.registry.ToJSON.java

private void writeSlice(JsonGenerator generator, Slice<Result, Rejected> slice) throws IOException {
    generator.writeStartObject();/*from   w  ww.j a  va  2  s  .co m*/
    generator.writeObjectField("start-epoch", slice.startEpoch);
    generator.writeObjectField("end-epoch", slice.endEpoch);

    generator.writeObjectFieldStart("total-result-counts");
    for (Result result : slice.resultClazz.getEnumConstants()) {
        generator.writeObjectField(result.toString(), slice.totalResultCounts[result.ordinal()]);
    }
    generator.writeEndObject();

    generator.writeObjectFieldStart("result-counts");
    for (Result result : slice.resultClazz.getEnumConstants()) {
        generator.writeObjectField(result.toString(), slice.resultCounts[result.ordinal()]);
    }
    generator.writeEndObject();

    generator.writeObjectFieldStart("total-rejected-counts");
    for (Rejected result : slice.rejectedClazz.getEnumConstants()) {
        generator.writeObjectField(result.toString(), slice.totalRejectedCounts[result.ordinal()]);
    }
    generator.writeEndObject();

    generator.writeObjectFieldStart("rejected-counts");
    for (Rejected result : slice.rejectedClazz.getEnumConstants()) {
        generator.writeObjectField(result.toString(), slice.rejectedCounts[result.ordinal()]);
    }
    generator.writeEndObject();

    generator.writeEndObject();
}

From source file:ratpack.codahale.metrics.internal.WebSocketReporter.java

private void writeCounters(JsonGenerator json, SortedMap<String, Counter> counters) throws IOException {
    json.writeArrayFieldStart("counters");
    for (Map.Entry<String, Counter> entry : counters.entrySet()) {
        Counter counter = entry.getValue();

        json.writeStartObject();//from w  ww  .  ja v a2s  .c o  m
        json.writeStringField("name", entry.getKey());
        json.writeNumberField("count", counter.getCount());
        json.writeEndObject();
    }
    json.writeEndArray();
}

From source file:io.swagger.inflector.processors.JsonNodeExampleSerializer.java

public void writeValue(JsonGenerator jgen, String field, Example o) throws IOException {
    if (o instanceof ArrayExample) {
        ArrayExample obj = (ArrayExample) o;
        jgen.writeArrayFieldStart(field);
        for (Example item : obj.getItems()) {
            if (item.getName() != null) {
                jgen.writeStartObject();
                writeTo(jgen, item);/*from   w  w  w  .  j a v a 2 s.co m*/
                jgen.writeEndObject();
            } else {
                writeTo(jgen, item);
            }
        }
        jgen.writeEndArray();
    } else if (o instanceof BooleanExample) {
        BooleanExample obj = (BooleanExample) o;
        if (field != null) {
            jgen.writeBooleanField(field, obj.getValue());
        } else {
            jgen.writeBoolean(obj.getValue());
        }
    } else if (o instanceof DecimalExample) {
        DecimalExample obj = (DecimalExample) o;
        if (field != null) {
            jgen.writeNumberField(field, obj.getValue());
        } else {
            jgen.writeNumber(obj.getValue());
        }
    } else if (o instanceof DoubleExample) {
        DoubleExample obj = (DoubleExample) o;
        if (field != null) {
            jgen.writeNumberField(field, obj.getValue());
        } else {
            jgen.writeNumber(obj.getValue());
        }
    } else if (o instanceof FloatExample) {
        FloatExample obj = (FloatExample) o;
        if (field != null) {
            jgen.writeNumberField(field, obj.getValue());
        } else {
            jgen.writeNumber(obj.getValue());
        }
    } else if (o instanceof IntegerExample) {
        IntegerExample obj = (IntegerExample) o;
        if (field != null) {
            jgen.writeNumberField(field, obj.getValue());
        } else {
            jgen.writeNumber(obj.getValue());
        }
    } else if (o instanceof LongExample) {
        LongExample obj = (LongExample) o;
        if (field != null) {
            jgen.writeNumberField(field, obj.getValue());
        } else {
            jgen.writeNumber(obj.getValue());
        }
    } else if (o instanceof ObjectExample) {
        ObjectExample obj = (ObjectExample) o;
        if (field != null) {
            jgen.writeObjectField(field, obj);
        }
    } else if (o instanceof StringExample) {
        StringExample obj = (StringExample) o;
        if (field != null) {
            jgen.writeStringField(field, obj.getValue());
        } else {
            jgen.writeString(obj.getValue());
        }
    }
}

From source file:com.arpnetworking.logback.serialization.BaseSerializationStrategy.java

/**
 * Write a <code>Throwable</code> via <code>IThrowableProxy</code> as JSON.
 *
 * @param throwableProxy Throwable to serialize
 * @param jsonGenerator  <code>JsonGenerator</code> instance.
 * @param objectMapper <code>ObjectMapper</code> instance.
 * @throws IOException If writing JSON fails.
 *//*from  www . j  a  v  a2 s  .c o m*/
protected void writeThrowable(final IThrowableProxy throwableProxy, final JsonGenerator jsonGenerator,
        final ObjectMapper objectMapper) throws IOException {

    if (throwableProxy != null) {
        jsonGenerator.writeObjectFieldStart("exception");
        serializeThrowable(throwableProxy, jsonGenerator, objectMapper);
        jsonGenerator.writeEndObject();
    }
}