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

Introduction

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

Prototype

public final void writeArrayFieldStart(String fieldName) throws IOException, JsonGenerationException 

Source Link

Document

Convenience method for outputting a field entry ("member") (that will contain a JSON Array value), and the START_ARRAY marker.

Usage

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

protected void writeFieldTransforms(T meta, JsonGenerator json, SerializerProvider serializerProvider)
        throws IOException, JsonGenerationException {

    json.writeArrayFieldStart(JSON_PROPERTY_TRANSFORMS);

    IFieldLineageMetadataProvider mapper = getFieldLineageMetadataProvider(meta);
    try {/* w w w  .ja v  a2 s  .co  m*/
        Set<ComponentDerivationRecord> changes = mapper.getChangeRecords(meta);
        if (changes != null) {
            for (ComponentDerivationRecord change : changes) {
                if (change.hasDelta()) {
                    json.writeObject(change);
                }
            }
        }
    } catch (MetaverseAnalyzerException e) {
        LOGGER.warn(Messages.getString("WARNING.Serialization.Step.WriteFieldTransforms",
                meta.getParentStepMeta().getName()), e);
    }

    json.writeEndArray();

}

---

From source file:org.jmxtrans.embedded.output.LibratoWriter.java

public void serialize(@Nonnull Iterable<QueryResult> counters, @Nonnull Iterable<QueryResult> gauges,
        @Nonnull OutputStream out) throws IOException {
    JsonGenerator g = jsonFactory.createGenerator(out, JsonEncoding.UTF8);
    g.writeStartObject();//  ww  w .ja v a 2 s. com
    g.writeArrayFieldStart("counters");

    for (QueryResult counter : counters) {
        g.writeStartObject();
        g.writeStringField("name", counter.getName());
        if (source != null && !source.isEmpty()) {
            g.writeStringField("source", source);
        }
        g.writeNumberField("measure_time", counter.getEpoch(TimeUnit.SECONDS));
        if (counter.getValue() instanceof Integer) {
            g.writeNumberField("value", (Integer) counter.getValue());
        } else if (counter.getValue() instanceof Long) {
            g.writeNumberField("value", (Long) counter.getValue());
        } else if (counter.getValue() instanceof Float) {
            g.writeNumberField("value", (Float) counter.getValue());
        } else if (counter.getValue() instanceof Double) {
            g.writeNumberField("value", (Double) counter.getValue());
        } else if (counter.getValue() instanceof AtomicInteger) {
            g.writeNumberField("value", ((AtomicInteger) counter.getValue()).get());
        } else if (counter.getValue() instanceof AtomicLong) {
            g.writeNumberField("value", ((AtomicLong) counter.getValue()).get());
        }
        g.writeEndObject();
    }
    g.writeEndArray();

    g.writeArrayFieldStart("gauges");

    for (QueryResult gauge : gauges) {
        g.writeStartObject();
        g.writeStringField("name", gauge.getName());
        if (source != null && !source.isEmpty()) {
            g.writeStringField("source", source);
        }
        g.writeNumberField("measure_time", gauge.getEpoch(TimeUnit.SECONDS));
        if (gauge.getValue() instanceof Integer) {
            g.writeNumberField("value", (Integer) gauge.getValue());
        } else if (gauge.getValue() instanceof Long) {
            g.writeNumberField("value", (Long) gauge.getValue());
        } else if (gauge.getValue() instanceof Float) {
            g.writeNumberField("value", (Float) gauge.getValue());
        } else if (gauge.getValue() instanceof Double) {
            g.writeNumberField("value", (Double) gauge.getValue());
        } else if (gauge.getValue() instanceof AtomicInteger) {
            g.writeNumberField("value", ((AtomicInteger) gauge.getValue()).get());
        } else if (gauge.getValue() instanceof AtomicLong) {
            g.writeNumberField("value", ((AtomicLong) gauge.getValue()).get());
        }
        g.writeEndObject();
    }
    g.writeEndArray();
    g.writeEndObject();
    g.flush();
    g.close();
}

---

From source file:org.opendaylight.sxp.csit.libraries.DeviceTestLibrary.java

/**
 * @param libraryServer Server where Library will be added
 */// w  ww  . ja v a 2 s .c  o m
public DeviceTestLibrary(RobotLibraryServer libraryServer) {
    super(libraryServer);
    connectionTimers.setReconciliationTime(0);
    connectionTimers.setDeleteHoldDownTime(0);
    pojoBindingsSerializer.registerModule(
            new SimpleModule().addSerializer(SxpBindingFields.class, new JsonSerializer<SxpBindingFields>() {

                @Override
                public void serialize(SxpBindingFields value, JsonGenerator jgen, SerializerProvider provider)
                        throws IOException {
                    jgen.writeStartObject();
                    jgen.writeNumberField("sgt", value.getSecurityGroupTag().getValue());
                    jgen.writeArrayFieldStart("ip-prefix");
                    jgen.writeString(new String(value.getIpPrefix().getValue()));
                    jgen.writeEndArray();
                    jgen.writeEndObject();
                }
            }));
}

---

From source file:com.predic8.membrane.core.interceptor.administration.AdminRESTInterceptor.java

@Mapping("/admin/rest/exchanges/(-?\\d+)/(response|request)/header")
public Response getRequestHeader(QueryParameter params, String relativeRootPath) throws Exception {
    final AbstractExchange exc = router.getExchangeStore().getExchangeById(params.getGroupInt(1));

    if (exc == null) {
        return Response.notFound().build();
    }/*from  w  ww.  j  av  a  2s . c  o  m*/

    final Message msg = params.getGroup(2).equals("response") ? exc.getResponse() : exc.getRequest();

    if (msg == null) {
        return Response.noContent().build();
    }

    return json(new JSONContent() {
        public void write(JsonGenerator gen) throws Exception {
            gen.writeStartObject();
            gen.writeArrayFieldStart("headers");
            for (HeaderField hf : msg.getHeader().getAllHeaderFields()) {
                gen.writeStartObject();
                gen.writeStringField("name", hf.getHeaderName().toString());
                gen.writeStringField("value", hf.getValue());
                gen.writeEndObject();
            }
            gen.writeEndArray();
            gen.writeEndObject();
        }
    });
}

---

From source file:com.predic8.membrane.core.interceptor.administration.AdminRESTInterceptor.java

@Mapping("/admin/rest/clients(/?\\?.*)?")
public Response getClients(QueryParameter params, String relativeRootPath) throws Exception {
    final List<? extends ClientStatistics> clients = getRouter().getExchangeStore().getClientStatistics();

    Collections.sort(clients, ComparatorFactory.getClientStatisticsComparator(params.getString("sort", "name"),
            params.getString("order", "asc")));

    int offset = params.getInt("offset", 0);
    int max = params.getInt("max", clients.size());

    final int total = clients.size();
    final List<? extends ClientStatistics> paginated = clients.subList(offset,
            Math.min(offset + max, clients.size()));

    return json(new JSONContent() {
        public void write(JsonGenerator gen) throws Exception {
            gen.writeStartObject();//from  w  w w  .j  av  a2s. com
            gen.writeArrayFieldStart("clients");
            for (ClientStatistics s : paginated) {
                gen.writeStartObject();
                gen.writeStringField("name", s.getClient());
                gen.writeNumberField("count", s.getCount());
                gen.writeNumberField("min", s.getMinDuration());
                gen.writeNumberField("max", s.getMaxDuration());
                gen.writeNumberField("avg", s.getAvgDuration());
                gen.writeEndObject();
            }
            gen.writeEndArray();
            gen.writeNumberField("total", total);
            gen.writeEndObject();
        }
    });
}

---

From source file:com.predic8.membrane.core.interceptor.administration.AdminRESTInterceptor.java

@Mapping("/admin/rest/exchanges(/?\\?.*)?")
public Response getExchanges(QueryParameter params, String relativeRootPath) throws Exception {

    if (params.getString("waitForModification") != null) {
        getRouter().getExchangeStore().waitForModification(params.getLong("waitForModification"));
    }/*from   w  w  w .  ja va 2 s.com*/

    List<AbstractExchange> exchanges;
    synchronized (getRouter().getExchangeStore().getAllExchangesAsList()) {
        exchanges = new ArrayList<AbstractExchange>(getRouter().getExchangeStore().getAllExchangesAsList());
    }

    exchanges = filter(params, exchanges);

    Collections.sort(exchanges, ComparatorFactory.getAbstractExchangeComparator(
            params.getString("sort", "time"), params.getString("order", "desc")));

    int offset = params.getInt("offset", 0);
    int max = params.getInt("max", exchanges.size());

    final int total = exchanges.size();
    final List<AbstractExchange> paginated = exchanges.subList(offset,
            Math.min(offset + max, exchanges.size()));

    return json(new JSONContent() {
        public void write(JsonGenerator gen) throws Exception {
            gen.writeStartObject();
            gen.writeArrayFieldStart("exchanges");
            for (AbstractExchange e : paginated) {
                writeExchange(e, gen);
            }
            gen.writeEndArray();
            gen.writeNumberField("total", total);
            gen.writeNumberField("lastModified", getRouter().getExchangeStore().getLastModified());
            gen.writeEndObject();
        }
    });
}

---

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

@Override
public void serialize(Proxy proxy, JsonGenerator jgen, SerializerProvider provider) throws IOException {
    jgen.writeStartObject();/* w ww.j  a  va  2s. c  o m*/
    jgen.writeStringField("context_path", proxy.getContextPath());
    jgen.writeBooleanField("strip_context_path", proxy.isStripContextPath());
    jgen.writeBooleanField("dumpRequest", proxy.isDumpRequest());

    final List<Endpoint> endpoints = proxy.getEndpoints();

    jgen.writeArrayFieldStart("endpoints");
    endpoints.forEach(endpoint -> {
        try {
            jgen.writeObject(endpoint);
        } catch (IOException e) {
            e.printStackTrace();
        }
    });
    jgen.writeEndArray();

    if (proxy.getLoadBalancer() != null) {
        jgen.writeObjectField("load_balancing", proxy.getLoadBalancer());
    }

    if (proxy.getFailover() != null) {
        jgen.writeObjectField("failover", proxy.getFailover());
    }

    jgen.writeEndObject();
}

---

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

public String write(Summary<Result, Rejected> summary) {
    Slice<Result, Rejected>[] slices = summary.getSlices();

    Class<Result> resultClazz = summary.resultClazz;
    Class<Rejected> rejectedClazz = summary.rejectedClazz;

    StringWriter w = new StringWriter();
    try {//from  w  ww  .  ja  v  a  2s  .  com
        JsonGenerator generator = jsonFactory.createGenerator(w);
        generator.writeStartObject();
        generator.writeObjectFieldStart("result-to-success?");
        for (Result r : resultClazz.getEnumConstants()) {
            generator.writeObjectField(r.toString(), r.isFailure());
        }
        generator.writeEndObject();
        generator.writeArrayFieldStart("rejected");
        for (Rejected r : rejectedClazz.getEnumConstants()) {
            generator.writeString(r.toString());
        }
        generator.writeEndArray();
        generator.writeArrayFieldStart("slices");
        writeSlice(generator, slices[0]);
        generator.writeEndArray();
        generator.writeEndObject();
        generator.flush();
    } catch (IOException e) {
        e.printStackTrace();
        return EMPTY;
    }

    return w.toString();
}

---

From source file:com.attribyte.essem.es.BooleanQuery.java

public void generate(final JsonGenerator generator) throws IOException {

    if (isEmpty()) {
        return; //Write nothing...there's no constraint.
    }/*from   ww w .j  a  v a 2  s.  c o  m*/

    generator.writeStartObject();
    {
        generator.writeObjectFieldStart("bool");
        {
            if (mustTerms.size() > 0) {
                generator.writeArrayFieldStart("must");
                for (QueryComponent query : mustTerms) {
                    query.generate(generator);
                }
                generator.writeEndArray();
            }

            if (mustNotTerms.size() > 0) {
                generator.writeArrayFieldStart("must_not");
                for (QueryComponent query : mustNotTerms) {
                    query.generate(generator);
                }
                generator.writeEndArray();
            }

            if (shouldTerms.size() > 0) {
                generator.writeArrayFieldStart("should");
                for (QueryComponent query : shouldTerms) {
                    query.generate(generator);
                }
                generator.writeEndArray();
            }
        }
        generator.writeEndObject();
    }
    generator.writeEndObject();

}

---

From source file:de.alexkamp.sandbox.ChrootSandboxProcess.java

public void toJson(JsonGenerator sender) throws IOException {
    sender.writeStartObject();// ww w. ja  v a 2 s .  c o m

    sender.writeObjectField("WorkDir", getWorkdir());
    sender.writeObjectField("Executable", getExecutable());
    sender.writeObjectField("Timeout", getTimeout());
    sender.writeArrayFieldStart("Arguments");
    for (String arg : getArgs()) {
        sender.writeString(arg);
    }
    sender.writeEndArray();

    sender.writeEndObject();
}

---

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