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

Introduction

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

Prototype

public abstract void writeObject(Object pojo) throws IOException, JsonProcessingException;

Source Link

Document

Method for writing given Java object (POJO) as Json.

Usage

From source file:io.gravitee.definition.jackson.datatype.api.ser.RuleSerializer.java

@Override
public void serialize(Rule rule, JsonGenerator jgen, SerializerProvider provider) throws IOException {
    if (rule.getPolicy() != null) {
        jgen.writeStartObject();//from w  w  w . j ava 2s.c  o m

        jgen.writeFieldName("methods");

        jgen.writeStartArray();
        for (HttpMethod method : rule.getMethods()) {
            jgen.writeString(method.toString().toUpperCase());
        }
        jgen.writeEndArray();

        jgen.writeObject(rule.getPolicy());

        if (rule.getDescription() != null) {
            jgen.writeStringField("description", rule.getDescription());
        }

        jgen.writeBooleanField("enabled", rule.isEnabled());

        jgen.writeEndObject();
    }
}

From source file:org.pentaho.metaverse.impl.model.kettle.json.AbstractMetaJsonSerializer.java

protected void serializeVariables(T meta, JsonGenerator json) throws IOException {
    json.writeArrayFieldStart(JSON_PROPERTY_VARIABLES);
    List<String> variables = getUsedVariables(meta);
    if (variables != null) {
        for (String param : variables) {
            ParamInfo paramInfo = new ParamInfo(param, meta.getVariable(param));
            json.writeObject(paramInfo);
        }/*  w w w  . ja v a 2s  .c  om*/
    }
    json.writeEndArray();
}

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();/*www. jav  a2s.c  o  m*/
    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:net.logstash.logback.LogstashAbstractFormatter.java

protected void writeMapEntries(JsonGenerator generator, Map<?, ?> map)
        throws IOException, JsonMappingException {
    if (map != null) {
        for (Map.Entry<?, ?> entry : map.entrySet()) {
            generator.writeFieldName(entry.getKey().toString());
            generator.writeObject(entry.getValue());
        }//from  w ww  . java 2 s .co m
    }
}

From source file:com.amazon.speech.json.ContextSerializer.java

@Override
public void serialize(Context context, JsonGenerator jgen, SerializerProvider provider) throws IOException {
    jgen.writeStartObject();//from  www  . j a v a  2  s.  c  o m

    for (SerializedInterface interfaceName : SerializedInterface.values()) {
        if (context.hasState(interfaceName.getInterfaceClass())) {
            @SuppressWarnings("unchecked")
            State<?> state = context.getState(interfaceName.getInterfaceClass(), State.class);
            jgen.writeFieldName(interfaceName.name());
            jgen.writeObject(state);
        }
    }

    jgen.writeEndObject();
}

From source file:org.lambdamatic.internal.elasticsearch.codec.BooleanQuerySerializer.java

@Override
public void serialize(final BooleanQuery booleanQuery, final JsonGenerator generator,
        final SerializerProvider serializers) throws IOException, JsonProcessingException {
    // if the booleanQuery does not contain other boolean queries in its elements, just write the
    // elements as an array
    if (!containsBooleanQueries(booleanQuery)) {
        generator.writeStartArray();//from w  w  w .  ja  va2s .c  o m
        for (Query query : booleanQuery.getQueries()) {
            generator.writeObject(query);
        }
        generator.writeEndArray();
    } else {
        // otherwise...
        generator.writeStartObject();
        generator.writeObjectFieldStart("bool");
        switch (booleanQuery.getType()) {
        case AND:
            // TODO: also support 'must_not' if the query is inverted.
            generator.writeArrayFieldStart("must");
            for (Query query : booleanQuery.getQueries()) {
                generator.writeObject(query);
            }
            generator.writeEndArray(); // end of 'must'
            break;
        case OR:
            generator.writeArrayFieldStart("should");
            for (Query query : booleanQuery.getQueries()) {
                generator.writeObject(query);
            }
            generator.writeEndArray();// end of 'should'
            break;
        default:
            throw new CodecException("Unexpected boolean type:" + booleanQuery.getType());
        }
        generator.writeEndObject(); // end of 'bool'
        generator.writeEndObject(); // end of root
    }
}

From source file:de.fraunhofer.iosb.ilt.sta.serialize.DataArrayResultSerializer.java

@Override
public void serialize(DataArrayResult value, JsonGenerator gen, SerializerProvider serializers)
        throws IOException, JsonProcessingException {
    gen.writeStartObject();// w w w.  j  a v  a  2 s. c  o m
    long count = value.getCount();
    if (count >= 0) {
        gen.writeNumberField("@iot.count", count);
    }
    String nextLink = value.getNextLink();
    if (nextLink != null) {
        gen.writeStringField("@iot.nextLink", nextLink);
    }

    gen.writeFieldName("value");
    gen.writeObject(value.getValue());
    gen.writeEndObject();
}

From source file:com.messagehub.samples.servlet.MessageList.java

/**
 * Build message list dependent on the format Message Hub requires. The
 * message list is in the form: [{ "value": base_64_string }, ...]
 *
 * @return {String} String representation of a JSON object.
 * @throws IOException/*from w  w  w. jav  a2s  .c o  m*/
 */
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:org.pentaho.metaverse.impl.model.kettle.json.AbstractMetaJsonSerializer.java

protected void serializeConnections(T meta, JsonGenerator json) throws IOException {
    // connections
    json.writeArrayFieldStart(JSON_PROPERTY_CONNECTIONS);
    for (DatabaseMeta dbmeta : meta.getDatabases()) {
        BaseResourceInfo resourceInfo = (BaseResourceInfo) ExternalResourceInfoFactory
                .createDatabaseResource(dbmeta);
        resourceInfo.setInput(true);/*from   w  ww .  j ava2 s  .co m*/
        json.writeObject(resourceInfo);
    }
    json.writeEndArray();
}