org.elasticsearch.ElasticsearchParseException Java Examples

private void serializeValue(Map<String, String> settings, StringBuilder sb, List<String> path, XContentParser parser, String fieldName) throws IOException {
    sb.setLength(0);
    for (String pathEle : path) {
        sb.append(pathEle).append('.');
    }
    sb.append(fieldName);
    String key = sb.toString();
    String currentValue = parser.text();
    String previousValue = settings.put(key, currentValue);
    if (previousValue != null) {
        throw new ElasticsearchParseException(
                "duplicate settings key [{}] found at line number [{}], column number [{}], previous value [{}], current value [{}]",
                key,
                parser.getTokenLocation().lineNumber,
                parser.getTokenLocation().columnNumber,
                previousValue,
                currentValue
        );
    }
}
 

private <T> ActionListener<T> translatorActionListener(MonoSink<T> sink) {
    return new ActionListener<T>() {
        @Override
        public void onResponse(T response) {
            sink.success(response);
        }

        @Override
        public void onFailure(Exception e) {
            if (e instanceof ElasticsearchException) {
                if (((ElasticsearchException) e).status().getStatus() == 404) {
                    sink.success();
                    return;
                } else if (((ElasticsearchException) e).status().getStatus() == 400) {
                    sink.error(new ElasticsearchParseException("查询参数格式错误", e));
                }
            }
            sink.error(e);
        }
    };
}
 

public long parse(String text, Callable<Long> now, boolean roundUp, DateTimeZone timeZone) {
    long time;
    String mathString;
    if (text.startsWith("now")) {
        try {
            time = now.call();
        } catch (Exception e) {
            throw new ElasticsearchParseException("could not read the current timestamp", e);
        }
        mathString = text.substring("now".length());
    } else {
        int index = text.indexOf("||");
        if (index == -1) {
            return parseDateTime(text, timeZone);
        }
        time = parseDateTime(text.substring(0, index), timeZone);
        mathString = text.substring(index + 2);
        if (mathString.isEmpty()) {
            return time;
        }
    }

    return parseMath(mathString, time, roundUp, timeZone);
}
 

/**
 * Parse the geometries array of a GeometryCollection
 *
 * @param parser Parser that will be read from
 * @return Geometry[] geometries of the GeometryCollection
 * @throws IOException Thrown if an error occurs while reading from the XContentParser
 */
protected static GeometryCollectionBuilder parseGeometries(XContentParser parser, GeoShapeFieldMapper mapper) throws
        IOException {
    if (parser.currentToken() != XContentParser.Token.START_ARRAY) {
        throw new ElasticsearchParseException("geometries must be an array of geojson objects");
    }

    XContentParser.Token token = parser.nextToken();
    GeometryCollectionBuilder geometryCollection = newGeometryCollection( (mapper == null) ? Orientation.RIGHT : mapper
            .fieldType().orientation());
    while (token != XContentParser.Token.END_ARRAY) {
        ShapeBuilder shapeBuilder = GeoShapeType.parse(parser);
        geometryCollection.shape(shapeBuilder);
        token = parser.nextToken();
    }

    return geometryCollection;
}
 

private static Mapper.Builder<?, ?> detectInnerMapper(ParseContext parseContext,
                                                      String fieldName,
                                                      XContentParser parser) throws IOException {
    XContentParser.Token token = parser.currentToken();
    if (token == XContentParser.Token.START_ARRAY) {
        token = parser.nextToken();
    }

    // can't use nulls to detect type
    while (token == XContentParser.Token.VALUE_NULL) {
        token = parser.nextToken();
    }

    if (token == XContentParser.Token.START_ARRAY) {
        throw new ElasticsearchParseException("nested arrays are not supported");
    } else if (token == XContentParser.Token.END_ARRAY) {
        // array is empty or has only null values
        return null;
    }
    return DocumentParser.createBuilderFromDynamicValue(parseContext, token, fieldName);
}
 

private FieldLookup loadFieldData(String name) {
    FieldLookup data = cachedFieldData.get(name);
    if (data == null) {
        MappedFieldType fieldType = mapperService.smartNameFieldType(name, types);
        if (fieldType == null) {
            throw new IllegalArgumentException("No field found for [" + name + "] in mapping with types " + Arrays.toString(types) + "");
        }
        data = new FieldLookup(fieldType);
        cachedFieldData.put(name, data);
    }
    if (data.fields() == null) {
        String fieldName = data.fieldType().names().indexName();
        fieldVisitor.reset(fieldName);
        try {
            reader.document(docId, fieldVisitor);
            fieldVisitor.postProcess(data.fieldType());
            data.fields(ImmutableMap.of(name, fieldVisitor.fields().get(data.fieldType().names().indexName())));
        } catch (IOException e) {
            throw new ElasticsearchParseException("failed to load field [{}]", e, name);
        }
    }
    return data;
}
 

@Override
public Mapper parse(ParseContext context) throws IOException {
    XContentParser parser = context.parser();
    XContentParser.Token token = parser.currentToken();
    if (token == XContentParser.Token.VALUE_NULL) {
        return parseInner(context);
    } else if  (token != XContentParser.Token.START_ARRAY) {
        throw new ElasticsearchParseException("invalid array");
    }
    token = parser.nextToken();
    Mapper newInnerMapper = innerMapper;
    while (token != XContentParser.Token.END_ARRAY) {
        // we only get here for non-empty arrays
        Mapper update = parseInner(context);
        if (update != null) {
            newInnerMapper = newInnerMapper.merge(update, true);
        }
        token = parser.nextToken();
    }
    if (newInnerMapper == innerMapper) {
        return null;
    }
    innerMapper = newInnerMapper;
    return this;
}
 

public GeoPoint resetFromString(String value, final boolean ignoreZValue) {
    if (value.contains(",")) {
        String[] vals = value.split(",");
        if (vals.length > 3) {
            throw new ElasticsearchParseException("failed to parse [{}], expected 2 or 3 coordinates "
                + "but found: [{}]", vals.length);
        }
        double lat = Double.parseDouble(vals[0].trim());
        double lon = Double.parseDouble(vals[1].trim());
        if (vals.length > 2) {
            GeoPoint.assertZValue(ignoreZValue, Double.parseDouble(vals[2].trim()));
        }
        return reset(lat, lon);
    }
    return resetFromGeoHash(value);
}
 

public static String getMatchType(@Nullable  String matchType, DataType columnType) {
    if (matchType == null) {
        return defaultMatchType(columnType);
    }
    if (columnType.equals(DataTypes.STRING)) {
        try {
            MultiMatchQueryBuilder.Type.parse(matchType, ParseFieldMatcher.STRICT);
            return matchType;
        } catch (ElasticsearchParseException e) {
            throw new IllegalArgumentException(String.format(Locale.ENGLISH,
                    "invalid MATCH type '%s' for type '%s'", matchType, columnType), e);
        }
    } else if (columnType.equals(DataTypes.GEO_SHAPE)) {
        if (!SUPPORTED_GEO_MATCH_TYPES.contains(matchType)) {
            throw new IllegalArgumentException(String.format(Locale.ENGLISH,
                    "invalid MATCH type '%s' for type '%s', valid types are: [%s]",
                    matchType, columnType, Joiner.on(",").join(SUPPORTED_GEO_MATCH_TYPES)));
        }
        return matchType;
    }
    throw new IllegalArgumentException("No match type for dataType: " + columnType);
}
 

private static final int parsePrecision(XContentParser parser) throws IOException, ElasticsearchParseException {
    switch (parser.currentToken()) {
    case VALUE_STRING:
        return GeoUtils.geoHashLevelsForPrecision(parser.text());
    case VALUE_NUMBER:
        switch (parser.numberType()) {
        case INT:
        case LONG:
            return parser.intValue();
        default:
            return GeoUtils.geoHashLevelsForPrecision(parser.doubleValue());
        }
    default:
        throw new ElasticsearchParseException("invalid precision value");
    }
}
 

private static Coordinate parseCoordinate(XContentParser parser, boolean ignoreZValue) throws IOException {
    if (parser.currentToken() != XContentParser.Token.VALUE_NUMBER) {
        throw new ElasticsearchParseException("geo coordinates must be numbers");
    }
    final double lon = parser.doubleValue();
    if (parser.nextToken() != XContentParser.Token.VALUE_NUMBER) {
        throw new ElasticsearchParseException("geo coordinates must be numbers");
    }
    final double lat = parser.doubleValue();
    XContentParser.Token token = parser.nextToken();
    // alt (for storing purposes only - future use includes 3d shapes)
    double alt = Double.NaN;
    if (token == XContentParser.Token.VALUE_NUMBER) {
        alt = GeoPoint.assertZValue(ignoreZValue, parser.doubleValue());
        parser.nextToken();
    }
    // do not support > 3 dimensions
    if (parser.currentToken() == XContentParser.Token.VALUE_NUMBER) {
        throw new ElasticsearchParseException("geo coordinates greater than 3 dimensions are not supported");
    }
    return new Coordinate(lon, lat, alt);
}
 

@Override
public SignificanceHeuristic parse(XContentParser parser, ParseFieldMatcher parseFieldMatcher, SearchContext context)
        throws IOException, QueryParsingException {
    String givenName = parser.currentName();
    boolean includeNegatives = false;
    boolean backgroundIsSuperset = true;
    XContentParser.Token token = parser.nextToken();
    while (!token.equals(XContentParser.Token.END_OBJECT)) {
        if (parseFieldMatcher.match(parser.currentName(), INCLUDE_NEGATIVES_FIELD)) {
            parser.nextToken();
            includeNegatives = parser.booleanValue();
        } else if (parseFieldMatcher.match(parser.currentName(), BACKGROUND_IS_SUPERSET)) {
            parser.nextToken();
            backgroundIsSuperset = parser.booleanValue();
        } else {
            throw new ElasticsearchParseException("failed to parse [{}] significance heuristic. unknown field [{}]", givenName, parser.currentName());
        }
        token = parser.nextToken();
    }
    return newHeuristic(includeNegatives, backgroundIsSuperset);
}
 

@Inject
public DiskThresholdDecider(Settings settings, NodeSettingsService nodeSettingsService, ClusterInfoService infoService, Client client) {
    super(settings);
    String lowWatermark = settings.get(CLUSTER_ROUTING_ALLOCATION_LOW_DISK_WATERMARK,
            DEFAULT_LOW_DISK_WATERMARK);
    String highWatermark = settings.get(CLUSTER_ROUTING_ALLOCATION_HIGH_DISK_WATERMARK,
            DEFAULT_HIGH_DISK_WATERMARK);

    if (!validWatermarkSetting(lowWatermark, CLUSTER_ROUTING_ALLOCATION_LOW_DISK_WATERMARK)) {
        throw new ElasticsearchParseException("unable to parse low watermark [{}]", lowWatermark);
    }
    if (!validWatermarkSetting(highWatermark, CLUSTER_ROUTING_ALLOCATION_HIGH_DISK_WATERMARK)) {
        throw new ElasticsearchParseException("unable to parse high watermark [{}]", highWatermark);
    }
    // Watermark is expressed in terms of used data, but we need "free" data watermark
    this.freeDiskThresholdLow = 100.0 - thresholdPercentageFromWatermark(lowWatermark);
    this.freeDiskThresholdHigh = 100.0 - thresholdPercentageFromWatermark(highWatermark);

    this.freeBytesThresholdLow = thresholdBytesFromWatermark(lowWatermark, CLUSTER_ROUTING_ALLOCATION_LOW_DISK_WATERMARK);
    this.freeBytesThresholdHigh = thresholdBytesFromWatermark(highWatermark, CLUSTER_ROUTING_ALLOCATION_HIGH_DISK_WATERMARK);
    this.includeRelocations = settings.getAsBoolean(CLUSTER_ROUTING_ALLOCATION_INCLUDE_RELOCATIONS,
            DEFAULT_INCLUDE_RELOCATIONS);
    this.rerouteInterval = settings.getAsTime(CLUSTER_ROUTING_ALLOCATION_REROUTE_INTERVAL, TimeValue.timeValueSeconds(60));

    this.enabled = settings.getAsBoolean(CLUSTER_ROUTING_ALLOCATION_DISK_THRESHOLD_ENABLED,
            DEFAULT_THRESHOLD_ENABLED);
    nodeSettingsService.addListener(new ApplySettings());
    infoService.addListener(new DiskListener(client));
}
 

private static EnvelopeBuilder parseBBox(StreamTokenizer stream) throws IOException, ElasticsearchParseException {
    if (nextEmptyOrOpen(stream).equals(EMPTY)) {
        return null;
    }
    final double minLon = nextNumber(stream);
    nextComma(stream);
    final double maxLon = nextNumber(stream);
    nextComma(stream);
    final double maxLat = nextNumber(stream);
    nextComma(stream);
    final double minLat = nextNumber(stream);
    nextCloser(stream);
    return new EnvelopeBuilder(new Coordinate(minLon, maxLat), new Coordinate(maxLon, minLat));
}
 

public static Map<String, Object> nodeMapValue(Object node, String desc) {
    if (node instanceof Map) {
        return (Map<String, Object>) node;
    } else {
        throw new ElasticsearchParseException(desc + " should be a hash but was of type: " + node.getClass());
    }
}
 

public String[] getLookupTypes() {
  Map<String, Object> conf = (Map<String, Object>) this.self.get(this.getField());
  Object o = conf.get("types");
  if (o == null) {
    return new String[0];
  }
  if (o instanceof String) {
    return new String[]{ (String) o };
  }
  if (o instanceof List) {
    return ((List<String>) o).toArray(new String[((List) o).size()]);
  }
  throw new ElasticsearchParseException("Unable to build the lookup query - Invalid 'types' parameter.");
}
 

protected static void validatePointNode(CoordinateNode node) {
    if (node.isEmpty()) {
        throw new ElasticsearchParseException("invalid number of points (0) provided when expecting a single coordinate ([lat, lng])");
    } else if (node.coordinate == null) {
        if (node.children.isEmpty() == false) {
            throw new ElasticsearchParseException("multipoint data provided when single point data expected.");
        }
    }
}
 

@Override
public AllocateAllocationCommand fromXContent(XContentParser parser) throws IOException {
    String index = null;
    int shardId = -1;
    String nodeId = null;
    boolean allowPrimary = false;

    String currentFieldName = null;
    XContentParser.Token token;
    while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
        if (token == XContentParser.Token.FIELD_NAME) {
            currentFieldName = parser.currentName();
        } else if (token.isValue()) {
            if ("index".equals(currentFieldName)) {
                index = parser.text();
            } else if ("shard".equals(currentFieldName)) {
                shardId = parser.intValue();
            } else if ("node".equals(currentFieldName)) {
                nodeId = parser.text();
            } else if ("allow_primary".equals(currentFieldName) || "allowPrimary".equals(currentFieldName)) {
                allowPrimary = parser.booleanValue();
            } else {
                throw new ElasticsearchParseException("[{}] command does not support field [{}]", NAME, currentFieldName);
            }
        } else {
            throw new ElasticsearchParseException("[{}] command does not support complex json tokens [{}]", NAME, token);
        }
    }
    if (index == null) {
        throw new ElasticsearchParseException("[{}] command missing the index parameter", NAME);
    }
    if (shardId == -1) {
        throw new ElasticsearchParseException("[{}] command missing the shard parameter", NAME);
    }
    if (nodeId == null) {
        throw new ElasticsearchParseException("[{}] command missing the node parameter", NAME);
    }
    return new AllocateAllocationCommand(new ShardId(index, shardId), nodeId, allowPrimary);
}
 

@Nullable
Map<String, Object> sourceAsMap() {
    if (parsedSource == null) {
        if (rawSource != null) {
            try {
                parsedSource = XContentHelper.toMap(new BytesArray(rawSource), XContentType.JSON);
            } catch (ElasticsearchParseException | NotXContentException e) {
                throw new RuntimeException("JSON parser error: " + e.getMessage(), e);
            }
        }
    }
    return parsedSource;
}
 

private static Settings fromXContent(XContentParser parser, boolean allowNullValues, boolean validateEndOfStream) throws IOException {
    if (parser.currentToken() == null) {
        parser.nextToken();
    }
    XContentParserUtils.ensureExpectedToken(XContentParser.Token.START_OBJECT, parser.currentToken(), parser::getTokenLocation);
    Builder innerBuilder = Settings.builder();
    StringBuilder currentKeyBuilder = new StringBuilder();
    fromXContent(parser, currentKeyBuilder, innerBuilder, allowNullValues);
    if (validateEndOfStream) {
        // ensure we reached the end of the stream
        XContentParser.Token lastToken = null;
        try {
            while (!parser.isClosed() && (lastToken = parser.nextToken()) == null) ;
        } catch (Exception e) {
            throw new ElasticsearchParseException(
                "malformed, expected end of settings but encountered additional content starting at line number: [{}], "
                    + "column number: [{}]",
                e, parser.getTokenLocation().lineNumber, parser.getTokenLocation().columnNumber);
        }
        if (lastToken != null) {
            throw new ElasticsearchParseException(
                "malformed, expected end of settings but encountered additional content starting at line number: [{}], "
                    + "column number: [{}]",
                parser.getTokenLocation().lineNumber, parser.getTokenLocation().columnNumber);
        }
    }
    return innerBuilder.build();
}
 

/**
 * Guesses the content type based on the provided bytes.
 */
public static XContent xContent(byte[] data, int offset, int length) {
    XmlXContentType type = xContentType(data, offset, length);
    if (type == null) {
        throw new ElasticsearchParseException("Failed to derive xcontent from (offset=" + offset + ", length=" + length + "): " + Arrays.toString(data));
    }
    return xContent(type);
}
 

/**
 * Attempts to parse the watermark into a {@link ByteSizeValue}, returning
 * a ByteSizeValue of 0 bytes if the value cannot be parsed.
 */
public ByteSizeValue thresholdBytesFromWatermark(String watermark, String settingName) {
    try {
        return ByteSizeValue.parseBytesSizeValue(watermark, settingName);
    } catch (ElasticsearchParseException ex) {
        // NOTE: this is not end-user leniency, since up above we check that it's a valid byte or percentage, and then store the two cases separately
        return ByteSizeValue.parseBytesSizeValue("0b", settingName);
    }
}
 

/**
 * Returns bytes reference, also un compress the source if needed.
 */
public BytesReference sourceRef() {
    try {
        this.source = CompressorFactory.uncompressIfNeeded(this.source);
        return this.source;
    } catch (IOException e) {
        throw new ElasticsearchParseException("failed to decompress source", e);
    }
}
 

public static Map<String, Object> nodeMapValue(Object node, String desc) {
    if (node instanceof Map) {
        return (Map<String, Object>) node;
    } else {
        throw new ElasticsearchParseException(desc + " should be a hash but was of type: " + node.getClass());
    }
}
 

/**
 * Sets the aliases that will be associated with the index when it gets created
 */
public CreateIndexRequest aliases(BytesReference source) {
    // EMPTY is safe here because we never call namedObject
    try (XContentParser parser = XContentHelper
            .createParser(NamedXContentRegistry.EMPTY, LoggingDeprecationHandler.INSTANCE, source)) {
        //move to the first alias
        parser.nextToken();
        while ((parser.nextToken()) != XContentParser.Token.END_OBJECT) {
            alias(Alias.fromXContent(parser));
        }
        return this;
    } catch (IOException e) {
        throw new ElasticsearchParseException("Failed to parse aliases", e);
    }
}
 

private AbstractDistanceScoreFunction parseGeoVariable(String fieldName, XContentParser parser, QueryParseContext parseContext,
        GeoPointFieldMapper.GeoPointFieldType fieldType, MultiValueMode mode) throws IOException {
    XContentParser.Token token;
    String parameterName = null;
    GeoPoint origin = new GeoPoint();
    String scaleString = null;
    String offsetString = "0km";
    double decay = 0.5;
    while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
        if (token == XContentParser.Token.FIELD_NAME) {
            parameterName = parser.currentName();
        } else if (parameterName.equals(DecayFunctionBuilder.SCALE)) {
            scaleString = parser.text();
        } else if (parameterName.equals(DecayFunctionBuilder.ORIGIN)) {
            origin = GeoUtils.parseGeoPoint(parser);
        } else if (parameterName.equals(DecayFunctionBuilder.DECAY)) {
            decay = parser.doubleValue();
        } else if (parameterName.equals(DecayFunctionBuilder.OFFSET)) {
            offsetString = parser.text();
        } else {
            throw new ElasticsearchParseException("parameter [{}] not supported!", parameterName);
        }
    }
    if (origin == null || scaleString == null) {
        throw new ElasticsearchParseException("[{}] and [{}] must be set for geo fields.", DecayFunctionBuilder.ORIGIN, DecayFunctionBuilder.SCALE);
    }
    double scale = DistanceUnit.DEFAULT.parse(scaleString, DistanceUnit.DEFAULT);
    double offset = DistanceUnit.DEFAULT.parse(offsetString, DistanceUnit.DEFAULT);
    IndexGeoPointFieldData indexFieldData = parseContext.getForField(fieldType);
    return new GeoFieldDataScoreFunction(origin, scale, decay, offset, getDecayFunction(), indexFieldData, mode);

}
 

private AbstractDistanceScoreFunction parseNumberVariable(String fieldName, XContentParser parser, QueryParseContext parseContext,
        NumberFieldMapper.NumberFieldType fieldType, MultiValueMode mode) throws IOException {
    XContentParser.Token token;
    String parameterName = null;
    double scale = 0;
    double origin = 0;
    double decay = 0.5;
    double offset = 0.0d;
    boolean scaleFound = false;
    boolean refFound = false;
    while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
        if (token == XContentParser.Token.FIELD_NAME) {
            parameterName = parser.currentName();
        } else if (parameterName.equals(DecayFunctionBuilder.SCALE)) {
            scale = parser.doubleValue();
            scaleFound = true;
        } else if (parameterName.equals(DecayFunctionBuilder.DECAY)) {
            decay = parser.doubleValue();
        } else if (parameterName.equals(DecayFunctionBuilder.ORIGIN)) {
            origin = parser.doubleValue();
            refFound = true;
        } else if (parameterName.equals(DecayFunctionBuilder.OFFSET)) {
            offset = parser.doubleValue();
        } else {
            throw new ElasticsearchParseException("parameter [{}] not supported!", parameterName);
        }
    }
    if (!scaleFound || !refFound) {
        throw new ElasticsearchParseException("both [{}] and [{}] must be set for numeric fields.", DecayFunctionBuilder.SCALE, DecayFunctionBuilder.ORIGIN);
    }
    IndexNumericFieldData numericFieldData = parseContext.getForField(fieldType);
    return new NumericFieldDataScoreFunction(origin, scale, decay, offset, getDecayFunction(), numericFieldData, mode);
}
 

/**
 * Parses bodies of the kind
 *
 * <pre>
 * <code>
 * {
 *      "fieldname1" : {
 *          "origin" = "someValue",
 *          "scale" = "someValue"
 *      }
 *
 * }
 * </code>
 * </pre>
 *
 * */
@Override
public ScoreFunction parse(QueryParseContext parseContext, XContentParser parser) throws IOException, QueryParsingException {
    String currentFieldName;
    XContentParser.Token token;
    AbstractDistanceScoreFunction scoreFunction;
    String multiValueMode = "MIN";
    XContentBuilder variableContent = XContentFactory.jsonBuilder();
    String fieldName = null;
    while ((token = parser.nextToken()) == XContentParser.Token.FIELD_NAME) {
        currentFieldName = parser.currentName();
        token = parser.nextToken();
        if (token == XContentParser.Token.START_OBJECT) {
            variableContent.copyCurrentStructure(parser);
            fieldName = currentFieldName;
        } else if (parseContext.parseFieldMatcher().match(currentFieldName, MULTI_VALUE_MODE)) {
            multiValueMode = parser.text();
        } else {
            throw new ElasticsearchParseException("malformed score function score parameters.");
        }
    }
    if (fieldName == null) {
        throw new ElasticsearchParseException("malformed score function score parameters.");
    }
    XContentParser variableParser = XContentFactory.xContent(variableContent.string()).createParser(variableContent.string());
    scoreFunction = parseVariable(fieldName, variableParser, parseContext, MultiValueMode.fromString(multiValueMode.toUpperCase(Locale.ROOT)));
    return scoreFunction;
}
 

public void parseSingleRescoreContext(XContentParser parser, SearchContext context) throws Exception {
    String fieldName = null;
    RescoreSearchContext rescoreContext = null;
    Integer windowSize = null;
    XContentParser.Token token;
    while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
        if (token == XContentParser.Token.FIELD_NAME) {
            fieldName = parser.currentName();
            if (QueryRescorer.NAME.equals(fieldName)) {
                // we only have one at this point
                Rescorer rescorer = QueryRescorer.INSTANCE;
                token = parser.nextToken();
                if (token != XContentParser.Token.START_OBJECT) {
                    throw new ElasticsearchParseException("rescore type malformed, must start with start_object");
                }
                rescoreContext = rescorer.parse(parser, context);
            }
        } else if (token.isValue()) {
            if ("window_size".equals(fieldName)) {
                windowSize = parser.intValue();
            } else {
                throw new IllegalArgumentException("rescore doesn't support [" + fieldName + "]");
            }
        }
    }
    if (rescoreContext == null) {
        throw new IllegalArgumentException("missing rescore type");
    }
    if (windowSize != null) {
        rescoreContext.setWindowSize(windowSize.intValue());
    }
    context.addRescore(rescoreContext);
}
 

public static String convertStructuredMapToJson(Map<String, Object> structuredMap) {
    try {
        return XContentHelper.convertToJson(convertStructuredMapToBytes(structuredMap), false, XContentType.JSON);
    } catch (IOException e) {
        throw new ElasticsearchParseException("Failed to convert map", e);
    }
}