Example usage for com.fasterxml.jackson.core JsonFactory JsonFactory

Introduction

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

Prototype

public JsonFactory() 

Source Link

Document

Default constructor used to create factory instances.

Usage

From source file:de.odysseus.staxon.json.stream.jackson.JacksonStreamSourceTest.java

@Test
public void testWhitespace() throws IOException {
    StringReader reader = new StringReader("{\r  \"alice\" : \"bob\"\r\n}");
    JacksonStreamSource source = new JacksonStreamSource(new JsonFactory().createParser(reader));

    Assert.assertEquals(JsonStreamToken.START_OBJECT, source.peek());
    source.startObject();/*from   ww w.j av  a  2  s  . c o m*/

    Assert.assertEquals(JsonStreamToken.NAME, source.peek());
    Assert.assertEquals("alice", source.name());

    Assert.assertEquals(JsonStreamToken.VALUE, source.peek());
    Assert.assertEquals("bob", source.value().text);

    Assert.assertEquals(JsonStreamToken.END_OBJECT, source.peek());
    source.endObject();

    Assert.assertEquals(JsonStreamToken.NONE, source.peek());
    source.close();
}

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From source file:com.apteligent.ApteligentJavaClient.java

/**
 * @param appID The app ID//from   w  w  w.j  a  v  a  2s .co m
 * @param hash The crash hash to retrieve
 * @return Array of impacted users
 */
public ArrayList<User> getCrashUsersAffected(String appID, String hash) {
    ArrayList<User> users = null;
    try {
        HttpsURLConnection conn = sendGetRequest(
                API_CRASH_USERS_AFFECTED.replace("{appId}", appID).replace("{hash}", hash));
        JsonFactory jsonFactory = new JsonFactory();
        JsonParser jp = jsonFactory.createParser(conn.getInputStream());
        ObjectMapper mapper = getObjectMapper();
        users = mapper.readValue(jp, new TypeReference<ArrayList<User>>() {
        });
    } catch (IOException ioex) {
        ioex.printStackTrace();
    }
    return users;
}

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From source file:mil.nga.giat.data.elasticsearch.FilterToElastic2.java

protected void visitLiteralGeometry(Literal expression) throws IOException {
    super.visitLiteralGeometry(expression);

    final GeometryJSON gjson = new GeometryJSON();
    final String geoJson = gjson.toString(currentGeometry);
    final JsonFactory factory = new JsonFactory();
    JsonParser parser = factory.createJsonParser(geoJson);
    final JsonXContentParser xParser = new JsonXContentParser(parser);
    xParser.nextToken();//from  w  w  w  . j  av  a2 s .  co  m
    currentShapeBuilder = ShapeBuilder.parse(xParser);
}

---

From source file:com.yahoo.ycsb.db.CouchbaseClient.java

/**
 * Encode the object for couchbase storage.
 *
 * @param source the source value./*from w  w w .j ava2s.c  o  m*/
 * @return the storable object.
 */
private Object encode(final HashMap<String, ByteIterator> source) {
    HashMap<String, String> stringMap = StringByteIterator.getStringMap(source);
    if (!useJson) {
        return stringMap;
    }

    ObjectNode node = JSON_MAPPER.createObjectNode();
    for (Map.Entry<String, String> pair : stringMap.entrySet()) {
        node.put(pair.getKey(), pair.getValue());
    }
    JsonFactory jsonFactory = new JsonFactory();
    Writer writer = new StringWriter();
    try {
        JsonGenerator jsonGenerator = jsonFactory.createGenerator(writer);
        JSON_MAPPER.writeTree(jsonGenerator, node);
    } catch (Exception e) {
        throw new RuntimeException("Could not encode JSON value");
    }
    return writer.toString();
}

---

From source file:com.cinnober.msgcodec.json.JsonCodec.java

/**
 * Write the group to the byte sink, but without adding the '$type' field.
 * To decode the JSON the receiver must know what group type to expect.
 *
 * @param group the group to encode./* w w w.  j  a v a2 s  .c o  m*/
 * @param out the byte sink to write to, not null.
 * @throws IOException if the underlying byte sink throws an exception.
 * @throws IllegalArgumentException if the group is not correct or complete, e.g. a required field is missing.
 * Partial data may have been written to the byte sink.
 */
public void encodeStatic(Object group, ByteSink out) throws IOException {
    if (group == null) {
        out.write(NULL_BYTES);
    } else {
        JsonFactory f = new JsonFactory();
        JsonGenerator g = f.createGenerator(new ByteSinkOutputStream(out));
        StaticGroupHandler groupHandler = lookupGroupByValue(group);
        if (groupHandler == null) {
            throw new IllegalArgumentException("Cannot encode group (unknown type)");
        }
        groupHandler.writeValue(group, g, false);
        g.flush();
    }
}

---

From source file:com.tage.calcite.adapter.druid.DruidQuery.java

private QuerySpec getQuery(RelDataType rowType, RexNode filter, List<RexNode> projects,
        ImmutableBitSet groupSet, List<AggregateCall> aggCalls, List<String> aggNames) {
    QueryType queryType = QueryType.SELECT;
    final Translator translator = new Translator(druidTable, rowType);
    List<String> fieldNames = rowType.getFieldNames();

    Json jsonFilter = null;//from w  w w .ja  v a 2 s.  c om
    if (filter != null) {
        jsonFilter = translator.translateFilter(filter);
        translator.metrics.clear();
        translator.dimensions.clear();
    }

    if (projects != null) {
        final ImmutableList.Builder<String> builder = ImmutableList.builder();
        for (RexNode project : projects) {
            builder.add(translator.translate(project));
        }
        fieldNames = builder.build();
    }

    final List<String> dimensions = new ArrayList<>();
    final List<JsonAggregation> aggregations = new ArrayList<>();

    if (groupSet != null) {
        assert aggCalls != null;
        assert aggNames != null;
        assert aggCalls.size() == aggNames.size();
        queryType = QueryType.GROUP_BY;

        final ImmutableList.Builder<String> builder = ImmutableList.builder();
        for (int groupKey : groupSet) {
            final String s = fieldNames.get(groupKey);
            dimensions.add(s);
            builder.add(s);
        }
        for (Pair<AggregateCall, String> agg : Pair.zip(aggCalls, aggNames)) {
            final JsonAggregation jsonAggregation = getJsonAggregation(fieldNames, agg.right, agg.left);
            aggregations.add(jsonAggregation);
            builder.add(jsonAggregation.name);
        }
        fieldNames = builder.build();
    } else {
        assert aggCalls == null;
        assert aggNames == null;
    }

    final StringWriter sw = new StringWriter();
    final JsonFactory factory = new JsonFactory();
    try {
        final JsonGenerator generator = factory.createGenerator(sw);

        switch (queryType) {
        case GROUP_BY:
            generator.writeStartObject();

            if (aggregations.isEmpty()) {
                // Druid requires at least one aggregation, otherwise gives:
                //   Must have at least one AggregatorFactory
                aggregations.add(new JsonAggregation("longSum", "unit_sales", "unit_sales"));
            }

            generator.writeStringField("queryType", "groupBy");
            generator.writeStringField("dataSource", druidTable.dataSource);
            generator.writeStringField("granularity", "all");
            writeField(generator, "dimensions", dimensions);
            writeFieldIf(generator, "limitSpec", null);
            writeFieldIf(generator, "filter", jsonFilter);
            writeField(generator, "aggregations", aggregations);
            writeFieldIf(generator, "postAggregations", null);
            writeField(generator, "intervals", druidTable.intervals);
            writeFieldIf(generator, "having", null);

            generator.writeEndObject();
            break;

        case SELECT:
            generator.writeStartObject();

            generator.writeStringField("queryType", "select");
            generator.writeStringField("dataSource", druidTable.dataSource);
            generator.writeStringField("descending", "false");
            writeField(generator, "intervals", druidTable.intervals);
            writeFieldIf(generator, "filter", jsonFilter);
            writeField(generator, "dimensions", translator.dimensions);
            writeField(generator, "metrics", translator.metrics);
            generator.writeStringField("granularity", "all");

            generator.writeFieldName("pagingSpec");
            generator.writeStartObject();
            final int fetch = CalciteConnectionProperty.DRUID_FETCH.wrap(new Properties()).getInt();
            generator.writeNumberField("threshold", fetch);
            generator.writeEndObject();

            generator.writeEndObject();
            break;

        default:
            throw new AssertionError("unknown query type " + queryType);
        }

        generator.close();
    } catch (IOException e) {
        e.printStackTrace();
    }

    return new QuerySpec(queryType, sw.toString(), fieldNames);
}

---

From source file:com.ntsync.shared.RawContact.java

/**
 * Convert the RawContact object into a DTO. From the JSONString interface.
 * //from  ww w  .  j av a2s  .co m
 * @return a JSON string representation of the object
 */
public byte[] toDTO(Key secret, String pwdSaltBase64) {
    try {
        ByteArrayOutputStream out = new ByteArrayOutputStream(DEFAULT_BYTEARRAY_SIZE);
        AEADBlockCipher ecipher = CryptoHelper.getCipher();

        byte[] iv = new byte[CryptoHelper.IV_LEN];
        SecureRandom random = new SecureRandom();

        StringBuilder hashValue = new StringBuilder();
        hashValue.append(pwdSaltBase64);
        hashValue.append(displayName);
        hashValue.append(lastName);
        hashValue.append(firstName);
        hashValue.append(middleName);

        out.write(ContactConstants.ROWID);
        byte[] rowId = String.valueOf(mRawContactId).getBytes(SyncDataHelper.DEFAULT_CHARSET_NAME);

        SyncDataHelper.writeInt(out, rowId.length);
        out.write(rowId);

        JsonFactory json = new JsonFactory();
        StringWriter writer = new StringWriter();
        JsonGenerator g = json.createGenerator(writer);
        g.writeStartObject();

        writeStructuredName(g);

        writeList(hashValue, g, ContactConstants.PHONE, phones, true);
        writeList(hashValue, g, ContactConstants.EMAIL, emails, true);
        writeList(hashValue, g, ContactConstants.EVENT, events, false);
        writeList(hashValue, g, ContactConstants.RELATION, relations, false);
        writeList(hashValue, g, ContactConstants.SIPADDRESS, sipAddresses, false);
        writeList(hashValue, g, ContactConstants.NICKNAME, nicknames, false);
        writeList(hashValue, g, ContactConstants.WEBSITE, websites, false);
        writeAddress(hashValue, g, addresses);
        writeImList(g, imAddresses);
        writeOrganization(g, organization);

        writeField(g, ContactConstants.NOTE, note);
        if (starred) {
            g.writeBooleanField(ContactConstants.STARRED, true);
        }
        if (sendToVoiceMail) {
            g.writeBooleanField(ContactConstants.SEND_TO_VOICE_MAIL, true);
        }
        writeField(g, ContactConstants.DROID_CUSTOM_RINGTONE, droidCustomRingtone);

        if (photoSuperPrimary) {
            g.writeBooleanField(ContactConstants.PHOTO_SUPERPRIMARY, true);
        }

        writeStringList(g, ContactConstants.GROUPMEMBERSHIP, groupSourceIds);

        g.writeEndObject();
        g.close();

        String textData = writer.toString();

        CryptoHelper.writeValue(secret, out, ecipher, iv, random, ContactConstants.TEXTDATA, textData);
        CryptoHelper.writeValue(secret, out, ecipher, iv, random, ContactConstants.PHOTO, photo);

        if (lastModified != null) {
            writeRawValue(out, ContactConstants.MODIFIED,
                    String.valueOf(lastModified.getTime()).getBytes(SyncDataHelper.DEFAULT_CHARSET_NAME));
        }

        if (mDeleted) {
            writeRawValue(out, ContactConstants.DELETED, "1".getBytes(SyncDataHelper.DEFAULT_CHARSET_NAME));
        }
        writeRawValue(out, ContactConstants.HASH, createHash(hashValue));

        return out.toByteArray();
    } catch (final IOException ex) {
        LOG.error(ERROR_CONVERT_TOJSON + ex.toString(), ex);
    } catch (GeneralSecurityException ex) {
        LOG.error(ERROR_CONVERT_TOJSON + ex.toString(), ex);
    } catch (InvalidCipherTextException ex) {
        LOG.error(ERROR_CONVERT_TOJSON + ex.toString(), ex);
    }
    return null;
}

---

From source file:com.cinnober.msgcodec.json.JsonCodec.java

@Override
public Object decode(InputStream in) throws IOException {
    JsonFactory f = new JsonFactory();
    JsonParser p = f.createParser(in);// w  w  w  .  j av a2 s .com
    JsonToken token = p.nextToken();
    if (token == JsonToken.VALUE_NULL) {
        return null;
    } else if (token != JsonToken.START_OBJECT) {
        throw new DecodeException("Expected {");
    }
    return dynamicGroupHandler.readValue(p);
}

---

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