Example usage for com.fasterxml.jackson.core JsonParser skipChildren

List of usage examples for com.fasterxml.jackson.core JsonParser skipChildren

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Introduction

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

Prototype

public abstract JsonParser skipChildren() throws IOException, JsonParseException;

Source Link

Document

Method that will skip all child tokens of an array or object token that the parser currently points to, iff stream points to JsonToken#START_OBJECT or JsonToken#START_ARRAY .

Usage

From source file:org.agorava.twitter.jackson.LocalTrendsDeserializer.java

@Override
public LocalTrendsHolder deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {
    JsonNode tree = jp.readValueAsTree();
    Iterator<JsonNode> dayIt = tree.iterator();
    if (dayIt.hasNext()) {
        JsonNode day = dayIt.next();// w w w . j  a va  2s  .c  o m
        Date createdAt = toDate(day.get("created_at").asText());
        JsonNode trendNodes = day.get("trends");
        List<Trend> trends = new ArrayList<Trend>();
        for (Iterator<JsonNode> trendsIt = trendNodes.iterator(); trendsIt.hasNext();) {
            JsonNode trendNode = trendsIt.next();
            trends.add(new Trend(trendNode.get("name").asText(), trendNode.get("query").textValue()));
        }
        jp.skipChildren();
        return new LocalTrendsHolder(new Trends(createdAt, trends));
    }

    throw ctxt.mappingException(LocalTrendsHolder.class);
}

From source file:org.springframework.social.twitter.api.impl.LocalTrendsDeserializer.java

@Override
public LocalTrendsHolder deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {
    JsonNode node = jp.readValueAs(JsonNode.class);
    Iterator<JsonNode> dayIt = node.iterator();
    if (dayIt.hasNext()) {
        JsonNode day = dayIt.next();//from w  w  w .  j  a  v a 2  s.co m
        Date createdAt = toDate(day.get("created_at").asText());
        JsonNode trendNodes = day.get("trends");
        List<Trend> trends = new ArrayList<Trend>();
        for (Iterator<JsonNode> trendsIt = trendNodes.iterator(); trendsIt.hasNext();) {
            JsonNode trendNode = trendsIt.next();
            trends.add(new Trend(trendNode.get("name").asText(), trendNode.get("query").asText()));
        }
        jp.skipChildren();
        return new LocalTrendsHolder(new Trends(createdAt, trends));
    }

    throw ctxt.mappingException(LocalTrendsHolder.class);
}

From source file:com.unboundid.scim2.client.requests.SearchRequestBuilder.java

/**
 * Invoke the SCIM retrieve request./*from w w w.  j  av a  2 s.  c o  m*/
 *
 * @param post {@code true} to send the request using POST or {@code false}
 *             to send the request using GET.
 * @param <T> The type of objects to return.
 * @param resultHandler The search result handler that should be used to
 *                      process the resources.
 * @param cls The Java class object used to determine the type to return.
 * @throws ScimException If an error occurred.
 */
private <T> void invoke(final boolean post, final SearchResultHandler<T> resultHandler, final Class<T> cls)
        throws ScimException {
    Response response;
    if (post) {
        Set<String> attributeSet = null;
        Set<String> excludedAttributeSet = null;
        if (attributes != null && attributes.size() > 0) {
            if (!excluded) {
                attributeSet = attributes;
            } else {
                excludedAttributeSet = attributes;
            }
        }

        SearchRequest searchRequest = new SearchRequest(attributeSet, excludedAttributeSet, filter, sortBy,
                sortOrder, startIndex, count);

        Invocation.Builder builder = target().path(ApiConstants.SEARCH_WITH_POST_PATH_EXTENSION)
                .request(ScimService.MEDIA_TYPE_SCIM_TYPE, MediaType.APPLICATION_JSON_TYPE);
        for (Map.Entry<String, List<Object>> header : headers.entrySet()) {
            builder = builder.header(header.getKey(), StaticUtils.listToString(header.getValue(), ", "));
        }
        response = builder.post(Entity.entity(searchRequest, getContentType()));
    } else {
        response = buildRequest().get();
    }

    try {
        if (response.getStatusInfo().getFamily() == Response.Status.Family.SUCCESSFUL) {
            InputStream inputStream = response.readEntity(InputStream.class);
            try {
                JsonParser parser = JsonUtils.getObjectReader().getFactory().createParser(inputStream);
                try {
                    parser.nextToken();
                    boolean stop = false;
                    while (!stop && parser.nextToken() != JsonToken.END_OBJECT) {
                        String field = parser.getCurrentName();
                        parser.nextToken();
                        if (field.equals("schemas")) {
                            parser.skipChildren();
                        } else if (field.equals("totalResults")) {
                            resultHandler.totalResults(parser.getIntValue());
                        } else if (field.equals("startIndex")) {
                            resultHandler.startIndex(parser.getIntValue());
                        } else if (field.equals("itemsPerPage")) {
                            resultHandler.itemsPerPage(parser.getIntValue());
                        } else if (field.equals("Resources")) {
                            while (parser.nextToken() != JsonToken.END_ARRAY) {
                                if (!resultHandler.resource(parser.readValueAs(cls))) {
                                    stop = true;
                                    break;
                                }
                            }
                        } else if (SchemaUtils.isUrn(field)) {
                            resultHandler.extension(field, parser.<ObjectNode>readValueAsTree());
                        } else {
                            // Just skip this field
                            parser.nextToken();
                        }
                    }
                } finally {
                    if (inputStream != null) {
                        inputStream.close();
                    }
                    parser.close();
                }
            } catch (IOException e) {
                throw new ResponseProcessingException(response, e);
            }
        } else {
            throw toScimException(response);
        }
    } finally {
        response.close();
    }
}

From source file:GetAppConfig.java

private void getConf() {
    String line;//from   w w w. j  a va 2 s.  c o  m
    String json = "";
    try {
        BufferedReader reader = new BufferedReader(
                new InputStreamReader(new FileInputStream(this.jsonfile), "UTF-8"));
        while ((line = reader.readLine()) != null) {
            json += line;
        }
        reader.close();
    } catch (Exception e) {
        System.out.println("Error: readconf(): " + e.getMessage());
        return;
    }

    JsonFactory factory = new JsonFactory();
    try {
        JsonParser parser = factory.createParser(json);
        while (parser.nextToken() != JsonToken.END_OBJECT) {
            String name = parser.getCurrentName();
            if (name == null)
                continue;
            parser.nextToken();
            if (name.equals("userid")) {
                this.setUserID(parser.getText());
            } else if (name.equals("passwd")) {
                this.setPassword(parser.getText());
            } else if (name.equals("deviceid")) {
                this.setDeviceID(parser.getText());
            } else if (name.equals("pkgdir")) {
                this.setPackageDir(parser.getText());
            } else {
                parser.skipChildren();
            }
        } // while
    } catch (Exception e) {
        System.out.println("Error: parseconf(): " + e.getMessage());
    }
}

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

/**
 * We skip the CRS because it has been already parsed.
 * //from   w w  w.j  a va  2 s  .  c  o  m
 *
 * @param jp
 */
private String skipCRS(JsonParser jp) throws IOException {
    jp.nextToken(); //START_OBJECT {
    jp.skipChildren();
    /* jp.nextToken();// crs type
     jp.nextToken(); // crs name
     jp.nextToken(); // crs properties
     jp.nextToken(); //START_OBJECT {
     jp.nextToken(); // crs name
     jp.nextToken(); // crs value
     jp.nextToken(); //END_OBJECT }
     jp.nextToken(); //END_OBJECT }*/
    jp.nextToken(); //Go to features
    return jp.getText();
}

From source file:nl.talsmasoftware.enumerables.support.json.jackson2.EnumerableDeserializer.java

private Enumerable parseObject(JsonParser jp, Class<? extends Enumerable> type) throws IOException {
    Enumerable value = null;//from  w  ww  .j  av  a 2  s  .c o  m
    while (true) {
        final JsonToken nextToken = jp.nextToken();
        if (nextToken == null)
            throw new IllegalStateException("JSON stream ended while parsing an Enumerable object.");

        switch (nextToken) {
        case VALUE_NULL:
        case VALUE_STRING:
            if (value == null && "value".equals(jp.getCurrentName())) {
                value = Enumerable.parse(type, jp.getText());
            }
            break;
        case END_OBJECT:
            jp.clearCurrentToken();
            if (value == null)
                throw new IllegalStateException(
                        "Attribute \"value\" is required to parse an Enumerable JSON object.");
            return value;
        case START_ARRAY:
        case START_OBJECT:
            jp.skipChildren();
            jp.clearCurrentToken();
            break;
        }
    }
}

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

/**
 * Check if the geometry is well formatted and contained an array of coordinates.
 * //from  ww  w . j  a v a  2 s.  co m
 * @param jp
 * @param metadataBuilder
 * @throws SQLException
 * @throws IOException 
 */
private void checkCoordinates(JsonParser jp, StringBuilder metadataBuilder, String geometryType)
        throws SQLException, IOException {
    jp.nextToken(); // FIELD_NAME coordinates
    if (jp.getText().equalsIgnoreCase(GeoJsonField.COORDINATES)) {
        jp.nextToken();//START coordinates array
        jp.skipChildren();
        if (isH2) {
            metadataBuilder.append("THE_GEOM ").append(geometryType).append(",");
        } else {
            metadataBuilder.append("THE_GEOM GEOMETRY(").append(geometryType).append(",").append(parsedSRID)
                    .append("),");
        }
    } else {
        throw new SQLException("Malformed GeoJSON file. Expected 'coordinates', found '" + jp.getText() + "'");
    }
}

From source file:org.elasticsearch.client.sniff.ElasticsearchHostsSniffer.java

private List<HttpHost> readHosts(HttpEntity entity) throws IOException {
    try (InputStream inputStream = entity.getContent()) {
        JsonParser parser = jsonFactory.createParser(inputStream);
        if (parser.nextToken() != JsonToken.START_OBJECT) {
            throw new IOException("expected data to start with an object");
        }/*from w  w  w .  j  a  v  a  2s . co  m*/
        List<HttpHost> hosts = new ArrayList<>();
        while (parser.nextToken() != JsonToken.END_OBJECT) {
            if (parser.getCurrentToken() == JsonToken.START_OBJECT) {
                if ("nodes".equals(parser.getCurrentName())) {
                    while (parser.nextToken() != JsonToken.END_OBJECT) {
                        JsonToken token = parser.nextToken();
                        assert token == JsonToken.START_OBJECT;
                        String nodeId = parser.getCurrentName();
                        HttpHost sniffedHost = readHost(nodeId, parser, this.scheme);
                        if (sniffedHost != null) {
                            logger.trace("adding node [" + nodeId + "]");
                            hosts.add(sniffedHost);
                        }
                    }
                } else {
                    parser.skipChildren();
                }
            }
        }
        return hosts;
    }
}

From source file:com.github.shyiko.jackson.module.advice.AdvisedBeanDeserializer.java

protected Object deserializeWithView(JsonParser jp, DeserializationContext ctxt, Object bean,
        Class<?> activeView) throws IOException {
    beanDeserializerAdvice.before(bean, jp, ctxt);
    JsonToken t = jp.getCurrentToken();/*from ww w  .  ja v  a 2  s.  c  o  m*/
    for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
        String propName = jp.getCurrentName();
        // Skip field name:
        jp.nextToken();

        if (beanDeserializerAdvice.intercept(bean, propName, jp, ctxt)) {
            continue;
        }

        SettableBeanProperty prop = _beanProperties.find(propName);
        if (prop != null) {
            if (!prop.visibleInView(activeView)) {
                jp.skipChildren();
                continue;
            }
            try {
                prop.deserializeAndSet(jp, ctxt, bean);
            } catch (Exception e) {
                wrapAndThrow(e, bean, propName, ctxt);
            }
            continue;
        }
        handleUnknownVanilla(jp, ctxt, bean, propName);
    }
    beanDeserializerAdvice.after(bean, jp, ctxt);
    return bean;
}

From source file:data.DefaultExchanger.java

public void importData(String dbName, JsonParser parser, JdbcTemplate jdbcTemplate) throws IOException {
    PlatformTransactionManager tm = new DataSourceTransactionManager(jdbcTemplate.getDataSource());
    TransactionStatus ts = tm.getTransaction(new DefaultTransactionDefinition());

    try {//from   w w w.  j a  v  a2 s .c  om
        if (dbName.equals("MySQL")) {
            jdbcTemplate.update("SET FOREIGN_KEY_CHECKS = 0");
            jdbcTemplate.update("SET NAMES \'utf8mb4\'");
        }

        final Configuration config = Configuration.root();
        int batchSize = config.getInt(DATA_BATCH_SIZE_KEY, DEFAULT_BATCH_SIZE);
        if (parser.nextToken() != JsonToken.END_OBJECT) {
            String fieldName = parser.getCurrentName();
            play.Logger.debug("importing {}", fieldName);
            if (fieldName.equalsIgnoreCase(getTable())) {
                truncateTable(jdbcTemplate);
                JsonToken current = parser.nextToken();
                if (current == JsonToken.START_ARRAY) {
                    importDataFromArray(parser, jdbcTemplate, batchSize);
                    importSequence(dbName, parser, jdbcTemplate);
                } else {
                    play.Logger.info("Error: records should be an array: skipping.");
                    parser.skipChildren();
                }
            }
        }
        tm.commit(ts);
    } catch (Exception e) {
        e.printStackTrace();
        tm.rollback(ts);
    } finally {
        if (dbName.equals("MySQL")) {
            jdbcTemplate.update("SET FOREIGN_KEY_CHECKS = 1");
        }
    }
}