Example usage for com.fasterxml.jackson.core JsonEncoding UTF8

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonEncoding UTF8.

Prototype

JsonEncoding UTF8

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Usage

From source file:org.killbill.billing.plugin.meter.timeline.persistent.FileBackedBuffer.java

private void recycle() throws IOException {
    synchronized (recyclingMonitor) {
        if (out != null && !out.isEmpty()) {
            out.close();//from w w w. j a v  a 2s. c  o  m
        }

        out = new StreamyBytesPersistentOutputStream(basePath, prefix, inputBuffer, deleteFilesOnClose);
        smileGenerator = smileFactory.createJsonGenerator(out, JsonEncoding.UTF8);
        // Drop the Smile header
        smileGenerator.flush();
        out.reset();

        samplesforTimestampWritten.set(0);
    }
}

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From source file:com.googlecode.jmxtrans.model.output.SensuWriter.java

private void serialize(Server server, Query query, List<Result> results, OutputStream outputStream)
        throws IOException {
    JsonGenerator g = jsonFactory.createGenerator(outputStream, JsonEncoding.UTF8);
    g.useDefaultPrettyPrinter();/*  w w  w  . j  av  a 2  s .  c o  m*/
    g.writeStartObject();
    g.writeStringField("name", "jmxtrans");
    g.writeStringField("type", "metric");
    g.writeStringField("handler", handler);

    StringBuilder jsonoutput = new StringBuilder();
    List<String> typeNames = getTypeNames();
    for (Result result : results) {
        for (Map.Entry<String, Object> values : result.getValues().entrySet()) {
            if (isNumeric(values.getValue())) {
                Object value = values.getValue();
                jsonoutput.append(KeyUtils.getKeyString(server, query, result, values, typeNames, null))
                        .append(" ").append(value).append(" ")
                        .append(TimeUnit.SECONDS.convert(result.getEpoch(), TimeUnit.MILLISECONDS))
                        .append(System.getProperty("line.separator"));
            }
        }
    }
    g.writeStringField("output", jsonoutput.toString());
    g.writeEndObject();
    g.flush();
    g.close();
}

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From source file:com.meetingninja.csse.database.ProjectDatabaseAdapter.java

public static void updateProject(Project p) throws IOException {
    ByteArrayOutputStream json = new ByteArrayOutputStream();
    // this type of print stream allows us to get a string easily
    PrintStream ps = new PrintStream(json);
    JsonGenerator jgen = JFACTORY.createGenerator(ps, JsonEncoding.UTF8);
    // Build JSON Object for Title
    jgen.writeStartObject();//from   w w  w . j a v  a2s  . co  m
    jgen.writeStringField(Keys.Project.ID, p.getProjectID());
    jgen.writeStringField("field", Keys.Project.TITLE);
    jgen.writeStringField("value", p.getProjectTitle());
    jgen.writeEndObject();
    jgen.close();
    String payloadTitle = json.toString("UTF8");
    ps.close();

    json = new ByteArrayOutputStream();
    // this type of print stream allows us to get a string easily
    ps = new PrintStream(json);
    jgen = JFACTORY.createGenerator(ps, JsonEncoding.UTF8);
    // Build JSON Object for Project members
    jgen.writeStartObject();
    jgen.writeStringField(Keys.Project.ID, p.getProjectID());
    jgen.writeStringField("field", Keys.Project.MEETINGS);
    jgen.writeArrayFieldStart("value");
    for (Meeting meeting : p.getMeetings()) {
        jgen.writeStartObject();
        jgen.writeStringField(Keys.Meeting.ID, meeting.getID());
        jgen.writeEndObject();

    }
    jgen.writeEndArray();
    jgen.writeEndObject();
    jgen.close();
    String payloadMeetings = json.toString("UTF8");
    ps.close();

    json = new ByteArrayOutputStream();
    // this type of print stream allows us to get a string easily
    ps = new PrintStream(json);
    jgen = JFACTORY.createGenerator(ps, JsonEncoding.UTF8);
    // Build JSON Object for Project members
    jgen.writeStartObject();
    jgen.writeStringField(Keys.Project.ID, p.getProjectID());
    jgen.writeStringField("field", Keys.Project.NOTES);
    jgen.writeArrayFieldStart("value");
    for (Note note : p.getNotes()) {
        jgen.writeStartObject();
        jgen.writeStringField(Keys.Note.ID, note.getID());
        jgen.writeEndObject();

    }
    jgen.writeEndArray();
    jgen.writeEndObject();
    jgen.close();
    String payloadNotes = json.toString("UTF8");
    ps.close();

    json = new ByteArrayOutputStream();
    // this type of print stream allows us to get a string easily
    ps = new PrintStream(json);
    jgen = JFACTORY.createGenerator(ps, JsonEncoding.UTF8);
    // Build JSON Object for Project members
    jgen.writeStartObject();
    jgen.writeStringField(Keys.Project.ID, p.getProjectID());
    jgen.writeStringField("field", Keys.Project.MEMBERS);
    jgen.writeArrayFieldStart("value");
    for (User member : p.getMembers()) {
        jgen.writeStartObject();
        jgen.writeStringField(Keys.User.ID, member.getID());
        jgen.writeEndObject();

    }
    jgen.writeEndArray();
    jgen.writeEndObject();
    jgen.close();
    String payloadMembers = json.toString("UTF8");
    ps.close();

    // Establish connection
    updateHelper(payloadTitle);
    updateHelper(payloadMeetings);
    updateHelper(payloadNotes);
    System.out.println(updateHelper(payloadMembers));

}

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From source file:org.h2gis.drivers.geojson.GeoJsonWriteDriver.java

/**
 * Write the spatial table to GeoJSON format.
 *
 * @param progress/*from   www.j  a  v a  2s. co m*/
 * @throws SQLException
 */
private void writeGeoJson(ProgressVisitor progress) throws SQLException, IOException {
    FileOutputStream fos = null;
    try {
        fos = new FileOutputStream(fileName);
        // Read Geometry Index and type
        final TableLocation parse = TableLocation.parse(tableName,
                JDBCUtilities.isH2DataBase(connection.getMetaData()));
        List<String> spatialFieldNames = SFSUtilities.getGeometryFields(connection, parse);
        if (spatialFieldNames.isEmpty()) {
            throw new SQLException(String.format("The table %s does not contain a geometry field", tableName));
        }

        // Read table content
        Statement st = connection.createStatement();
        try {
            JsonFactory jsonFactory = new JsonFactory();
            JsonGenerator jsonGenerator = jsonFactory.createGenerator(new BufferedOutputStream(fos),
                    JsonEncoding.UTF8);

            // header of the GeoJSON file
            jsonGenerator.writeStartObject();
            jsonGenerator.writeStringField("type", "FeatureCollection");
            writeCRS(jsonGenerator,
                    SFSUtilities.getAuthorityAndSRID(connection, parse, spatialFieldNames.get(0)));
            jsonGenerator.writeArrayFieldStart("features");

            ResultSet rs = st.executeQuery(String.format("select * from `%s`", tableName));

            try {
                ResultSetMetaData resultSetMetaData = rs.getMetaData();
                int geoFieldIndex = JDBCUtilities.getFieldIndex(resultSetMetaData, spatialFieldNames.get(0));

                cacheMetadata(resultSetMetaData);
                while (rs.next()) {
                    writeFeature(jsonGenerator, rs, geoFieldIndex);
                }
                progress.endStep();
                // footer
                jsonGenerator.writeEndArray();
                jsonGenerator.writeEndObject();
                jsonGenerator.flush();
                jsonGenerator.close();

            } finally {
                rs.close();
            }
        } finally {
            st.close();
        }
    } catch (FileNotFoundException ex) {
        throw new SQLException(ex);

    } finally {
        try {
            if (fos != null) {
                fos.close();
            }
        } catch (IOException ex) {
            throw new SQLException(ex);
        }
    }
}

---

From source file:gov.bnl.channelfinder.PropertiesResource.java

/**
 * GET method for retrieving the list of properties in the database.
 *
 * @return list of properties//from  w  w w  . jav a2s .c  om
 */
@GET
@Produces({ MediaType.APPLICATION_JSON })
public Response list() {
    Client client = getNewClient();
    final String user = securityContext.getUserPrincipal() != null
            ? securityContext.getUserPrincipal().getName()
            : "";
    final ObjectMapper mapper = new ObjectMapper();
    mapper.addMixIn(XmlProperty.class, OnlyXmlProperty.class);
    try {
        MultivaluedMap<String, String> parameters = uriInfo.getQueryParameters();
        int size = 10000;
        if (parameters.containsKey("~size")) {
            Optional<String> maxSize = parameters.get("~size").stream().max((o1, o2) -> {
                return Integer.valueOf(o1).compareTo(Integer.valueOf(o2));
            });
            if (maxSize.isPresent()) {
                size = Integer.valueOf(maxSize.get());
            }

        }
        final SearchResponse response = client.prepareSearch("properties").setTypes("property")
                .setQuery(new MatchAllQueryBuilder()).setSize(size).execute().actionGet();
        StreamingOutput stream = new StreamingOutput() {
            @Override
            public void write(OutputStream os) throws IOException, WebApplicationException {
                JsonGenerator jg = mapper.getFactory().createGenerator(os, JsonEncoding.UTF8);
                jg.writeStartArray();
                if (response != null) {
                    for (SearchHit hit : response.getHits()) {
                        jg.writeObject(mapper.readValue(hit.source(), XmlProperty.class));
                    }
                }
                jg.writeEndArray();
                jg.flush();
                jg.close();
            }
        };
        Response r = Response.ok(stream).build();
        audit.info(user + "|" + uriInfo.getPath() + "|GET|OK|" + r.getStatus() + "|returns "
                + response.getHits().getTotalHits() + " properties");
        return r;
    } catch (Exception e) {
        return handleException(user, "GET", Response.Status.INTERNAL_SERVER_ERROR, e);
    } finally {
        client.close();
    }
}

---

From source file:org.springframework.cloud.netflix.metrics.atlas.AtlasMetricObserver.java

private void sendMetricsBatch(List<Metric> metrics) {
    try {// w w w  . java 2  s  .c  o m
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        JsonGenerator gen = smileFactory.createGenerator(output, JsonEncoding.UTF8);

        gen.writeStartObject();

        writeCommonTags(gen);
        if (writeMetrics(gen, metrics) == 0)
            return; // short circuit this batch if no valid/numeric metrics existed

        gen.writeEndObject();
        gen.flush();

        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.valueOf("application/x-jackson-smile"));
        HttpEntity<byte[]> entity = new HttpEntity<>(output.toByteArray(), headers);
        try {
            restTemplate.exchange(uri, HttpMethod.POST, entity, Map.class);
        } catch (HttpClientErrorException e) {
            logger.error("Failed to write metrics to atlas: " + e.getResponseBodyAsString(), e);
        } catch (RestClientException e) {
            logger.error("Failed to write metrics to atlas", e);
        }
    } catch (IOException e) {
        // an IOException stemming from the generator writing to a
        // ByteArrayOutputStream is impossible
        throw new RuntimeException(e);
    }
}

---

From source file:gov.bnl.channelfinder.TagsResource.java

/**
 * GET method for retrieving the list of tags in the database.
 *
 * @return list of tags/*  ww  w  .ja va  2  s .  co m*/
 */
@GET
@Produces({ MediaType.APPLICATION_JSON })
public Response list() {
    Client client = getNewClient();
    String user = securityContext.getUserPrincipal() != null ? securityContext.getUserPrincipal().getName()
            : "";
    final ObjectMapper mapper = new ObjectMapper();
    mapper.addMixIn(XmlTag.class, OnlyXmlTag.class);
    try {
        MultivaluedMap<String, String> parameters = uriInfo.getQueryParameters();
        int size = 10000;
        if (parameters.containsKey("~size")) {
            Optional<String> maxSize = parameters.get("~size").stream().max((o1, o2) -> {
                return Integer.valueOf(o1).compareTo(Integer.valueOf(o2));
            });
            if (maxSize.isPresent()) {
                size = Integer.valueOf(maxSize.get());
            }

        }
        final SearchResponse response = client.prepareSearch("tags").setTypes("tag")
                .setQuery(new MatchAllQueryBuilder()).setSize(size).execute().actionGet();
        StreamingOutput stream = new StreamingOutput() {
            @Override
            public void write(OutputStream os) throws IOException, WebApplicationException {
                JsonGenerator jg = mapper.getFactory().createGenerator(os, JsonEncoding.UTF8);
                jg.writeStartArray();
                if (response != null) {
                    for (SearchHit hit : response.getHits()) {
                        jg.writeObject(mapper.readValue(hit.source(), XmlTag.class));
                    }
                }
                jg.writeEndArray();
                jg.flush();
                jg.close();
            }
        };
        Response r = Response.ok(stream).build();
        log.fine(user + "|" + uriInfo.getPath() + "|GET|OK|" + r.getStatus() + response.getTook() + "|returns "
                + response.getHits().getTotalHits() + " tags");
        return r;
    } catch (Exception e) {
        return handleException(user, Response.Status.INTERNAL_SERVER_ERROR, e);
    } finally {
        client.close();
    }
}

---

From source file:org.springframework.data.elasticsearch.core.DefaultResultMapper.java

private String buildJSONFromFields(Collection<SearchHitField> values) {
    JsonFactory nodeFactory = new JsonFactory();
    try {/*  w ww  .  jav a 2  s . c  o  m*/
        ByteArrayOutputStream stream = new ByteArrayOutputStream();
        JsonGenerator generator = nodeFactory.createGenerator(stream, JsonEncoding.UTF8);
        generator.writeStartObject();
        for (SearchHitField value : values) {
            if (value.getValues().size() > 1) {
                generator.writeArrayFieldStart(value.getName());
                for (Object val : value.getValues()) {
                    generator.writeObject(val);
                }
                generator.writeEndArray();
            } else {
                generator.writeObjectField(value.getName(), value.getValue());
            }
        }
        generator.writeEndObject();
        generator.flush();
        return new String(stream.toByteArray(), Charset.forName("UTF-8"));
    } catch (IOException e) {
        return null;
    }
}

---

From source file:org.springframework.http.converter.json.replacement.MappingJacksonHttpMessageConverter.java

private JsonEncoding getEncoding(MediaType contentType) {
    if (contentType != null && contentType.getCharSet() != null) {
        Charset charset = contentType.getCharSet();
        for (JsonEncoding encoding : JsonEncoding.values()) {
            if (charset.name().equals(encoding.getJavaName())) {
                return encoding;
            }//from w  w w.  j av a2 s.  c o m
        }
    }
    return JsonEncoding.UTF8;
}

---

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