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

Introduction

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

Prototype

public abstract JsonToken nextToken() throws IOException, JsonParseException;

Source Link

Document

Main iteration method, which will advance stream enough to determine type of the next token, if any.

Usage

From source file:org.tanrabad.survey.service.json.MultiPolygonTypeConverter.java

private List<Location> getChildPolygon(JsonParser jsonParser) throws IOException {
    List<Location> eachChildPolygon;
    if (jsonParser.getCurrentToken() == JsonToken.START_ARRAY) {
        eachChildPolygon = new ArrayList<>();
        while (jsonParser.nextToken() != JsonToken.END_ARRAY) {
            eachChildPolygon.add(getLocation(jsonParser));
        }/*from w  w  w . j  a  va  2 s .c  o m*/
    } else {
        eachChildPolygon = null;
    }
    return eachChildPolygon;
}

From source file:com.reprezen.swagedit.model.NodeDeserializer.java

@Override
public AbstractNode deserialize(JsonParser p, DeserializationContext context)
        throws IOException, JsonProcessingException {

    JsonLocation startLocation = p.getTokenLocation();
    if (p.getCurrentToken() == JsonToken.FIELD_NAME) {
        p.nextToken();
    }//  ww w  .  j  a va 2s .  co  m

    switch (p.getCurrentToken()) {
    case START_OBJECT:
        return deserializeObjectNode(p, context, startLocation);
    case START_ARRAY:
        return deserializeArrayNode(p, context, startLocation);
    default:
        return deserializeValueNode(p, context, startLocation);
    }
}

From source file:org.springframework.data.couchbase.core.convert.translation.JacksonTranslationService.java

/**
 * Helper method to decode an array recusrively.
 *
 * @param parser the JSON parser with the content.
 * @param target the target where the content should be stored.
 *
 * @throws IOException//  w w  w . j  av  a 2s. c om
 * @returns the decoded list.
 */
private CouchbaseList decodeArray(final JsonParser parser, final CouchbaseList target) throws IOException {
    JsonToken currentToken = parser.nextToken();

    while (currentToken != null && currentToken != JsonToken.END_ARRAY) {
        if (currentToken == JsonToken.START_OBJECT) {
            target.put(decodeObject(parser, new CouchbaseDocument()));
        } else if (currentToken == JsonToken.START_ARRAY) {
            target.put(decodeArray(parser, new CouchbaseList()));
        } else {
            target.put(decodePrimitive(currentToken, parser));
        }

        currentToken = parser.nextToken();
    }

    return target;
}

From source file:com.joliciel.jochre.search.highlight.Snippet.java

public Snippet(String json) {
    try {/*w  ww.  j av  a 2 s.  c om*/
        Reader reader = new StringReader(json);
        JsonFactory jsonFactory = new JsonFactory(); // or, for data binding, org.codehaus.jackson.mapper.MappingJsonFactory 
        JsonParser jsonParser = jsonFactory.createJsonParser(reader);
        jsonParser.nextToken();
        this.read(jsonParser);
    } catch (IOException e) {
        LOG.error(e);
        throw new RuntimeException(e);
    }
}

From source file:com.sdl.odata.renderer.json.writer.JsonPropertyWriterTest.java

private Map<String, String> getJsonObject(JsonParser jsonParser) throws IOException {
    Map<String, String> map = new HashMap<>();
    while (jsonParser.nextToken() != JsonToken.END_OBJECT) {
        String key = jsonParser.getText();
        jsonParser.nextToken();//  ww w. ja v a  2s . com
        map.put(key, jsonParser.getText());
    }
    return map;
}

From source file:com.sdl.odata.renderer.json.writer.JsonPropertyWriterTest.java

private List<Object> getJsonArray(JsonParser jsonParser) throws IOException {
    List<Object> objects = new ArrayList<>();
    while (jsonParser.nextToken() != JsonToken.END_ARRAY) {
        if (jsonParser.getCurrentToken() == JsonToken.START_OBJECT) {
            Map<String, String> jsonObject = getJsonObject(jsonParser);
            objects.add(jsonObject);//from  w  w w. j av  a 2  s . c  o  m
        } else {
            objects.add(jsonParser.getText());
        }
    }
    return objects;
}

From source file:invar.lib.data.DataParserJson.java

private void parse(JsonParser parser, DataNode root) throws IOException {
    String fieldName = null;//from   ww  w.ja va2s . co  m
    DataNode parent = root;
    while (!parser.isClosed()) {
        JsonToken token = parser.nextToken();
        if (token == null) {
            continue;
        }
        switch (token) {
        case START_ARRAY:
            parent.addChild(parent = DataNode.createArray().setFieldName(fieldName));
            fieldName = null;
            break;
        case END_ARRAY:
            parent = parent.getParent();
            fieldName = null;
            break;
        case START_OBJECT:
            parent.addChild(parent = DataNode.createObject().setFieldName(fieldName));
            fieldName = null;
            break;
        case END_OBJECT:
            parent = parent.getParent();
            fieldName = null;
            break;
        case VALUE_TRUE:
            parent.addChild(DataNode.createBoolean().setValue(true).setFieldName(fieldName));
            fieldName = null;
            break;
        case VALUE_FALSE:
            parent.addChild(DataNode.createBoolean().setValue(false).setFieldName(fieldName));
            fieldName = null;
            break;
        case VALUE_NULL:
            parent.addChild(DataNode.createNull().setValue(null).setFieldName(fieldName));
            fieldName = null;
            break;
        case VALUE_STRING:
            parent.addChild(
                    DataNode.createString().setFieldName(fieldName).setValue(parser.getValueAsString()));
            fieldName = null;
            break;
        case VALUE_NUMBER_INT:
            try {
                Long v = parser.getValueAsLong();
                parent.addChild(DataNode.createLong().setFieldName(fieldName).setValue(v));
            } catch (JsonParseException e) {
                BigInteger v = parser.getBigIntegerValue();
                parent.addChild(DataNode.createBigInt().setFieldName(fieldName).setValue(v));
            }
            fieldName = null;
            break;
        case VALUE_NUMBER_FLOAT:
            parent.addChild(
                    DataNode.createDouble().setFieldName(fieldName).setValue(parser.getValueAsDouble()));
            fieldName = null;
            break;
        case FIELD_NAME:
            fieldName = parser.getValueAsString();
            break;
        default:
            fieldName = null;
            break;
        }
    }
}

From source file:com.cedarsoft.serialization.jackson.IgnoringSerializerTest.java

@Theory
public void testIt(@Nonnull String json) throws Exception {
    JsonFactory jsonFactory = JacksonSupport.getJsonFactory();
    JsonParser parser = jsonFactory.createParser(new ByteArrayInputStream(json.getBytes()));

    Void result = serializer.deserialize(parser, Version.valueOf(1, 0, 0)); //we use the override stuff to avoid version/type check
    assertThat(result).isNull();//  w  w w. j  a  va  2s. co  m

    JsonToken nextToken = parser.nextToken();
    assertThat(nextToken).isNull();
}

From source file:org.fluentd.jvmwatcher.JvmWatcher.java

/**
 * @param parser/*  www .  ja  v  a  2  s  .  c o  m*/
 * @throws JsonParseException
 * @throws IOException
 */
private void loadTarget(JsonParser parser) throws JsonParseException, IOException {
    if (parser.nextToken() == JsonToken.START_ARRAY) {
        while (parser.nextToken() != JsonToken.END_ARRAY) {
            if (parser.getCurrentToken() == JsonToken.START_OBJECT) {
                String shortName = null;
                String pattern = null;
                while (parser.nextToken() != JsonToken.END_OBJECT) {
                    if ((parser.getCurrentToken() == JsonToken.FIELD_NAME)
                            && (parser.getText().compareTo("shortname") == 0)) {
                        if (parser.nextToken() == JsonToken.VALUE_STRING) {
                            shortName = parser.getText();
                        }
                    }
                    if ((parser.getCurrentToken() == JsonToken.FIELD_NAME)
                            && (parser.getText().compareTo("pattern") == 0)) {
                        if (parser.nextToken() == JsonToken.VALUE_STRING) {
                            pattern = parser.getText();
                        }
                    }
                }
                // add target pattern
                Pattern regexPattern = Pattern.compile(pattern);
                LocalJvmInfo.addTargetProcessPattern(shortName, regexPattern);
            }
        }
    }
}