Examples with XContentParser org.elasticsearch.common.xcontent.XContentParser used on opensource projects

Example 71 with XContentParser

use of org.elasticsearch.common.xcontent.XContentParser in project elasticsearch by elastic.

the class TermsQueryBuilder method fromXContent.

public static TermsQueryBuilder fromXContent(QueryParseContext parseContext) throws IOException {
    XContentParser parser = parseContext.parser();
    String fieldName = null;
    List<Object> values = null;
    TermsLookup termsLookup = null;
    String queryName = null;
    float boost = AbstractQueryBuilder.DEFAULT_BOOST;
    XContentParser.Token token;
    String currentFieldName = null;
    while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
        if (token == XContentParser.Token.FIELD_NAME) {
            currentFieldName = parser.currentName();
        } else if (parseContext.isDeprecatedSetting(currentFieldName)) {
        // skip
        } else if (token == XContentParser.Token.START_ARRAY) {
            if (fieldName != null) {
                throw new ParsingException(parser.getTokenLocation(), "[" + TermsQueryBuilder.NAME + "] query does not support multiple fields");
            }
            fieldName = currentFieldName;
            values = parseValues(parser);
        } else if (token == XContentParser.Token.START_OBJECT) {
            if (fieldName != null) {
                throw new ParsingException(parser.getTokenLocation(), "[" + TermsQueryBuilder.NAME + "] query does not support more than one field. " + "Already got: [" + fieldName + "] but also found [" + currentFieldName + "]");
            }
            fieldName = currentFieldName;
            termsLookup = TermsLookup.parseTermsLookup(parser);
        } else if (token.isValue()) {
            if (AbstractQueryBuilder.BOOST_FIELD.match(currentFieldName)) {
                boost = parser.floatValue();
            } else if (AbstractQueryBuilder.NAME_FIELD.match(currentFieldName)) {
                queryName = parser.text();
            } else {
                throw new ParsingException(parser.getTokenLocation(), "[" + TermsQueryBuilder.NAME + "] query does not support [" + currentFieldName + "]");
            }
        } else {
            throw new ParsingException(parser.getTokenLocation(), "[" + TermsQueryBuilder.NAME + "] unknown token [" + token + "] after [" + currentFieldName + "]");
        }
    }
    if (fieldName == null) {
        throw new ParsingException(parser.getTokenLocation(), "[" + TermsQueryBuilder.NAME + "] query requires a field name, " + "followed by array of terms or a document lookup specification");
    }
    return new TermsQueryBuilder(fieldName, values, termsLookup).boost(boost).queryName(queryName);
}

Example 72 with XContentParser

use of org.elasticsearch.common.xcontent.XContentParser in project elasticsearch by elastic.

the class TypeQueryBuilder method fromXContent.

public static TypeQueryBuilder fromXContent(QueryParseContext parseContext) throws IOException {
    XContentParser parser = parseContext.parser();
    BytesRef type = null;
    String queryName = null;
    float boost = AbstractQueryBuilder.DEFAULT_BOOST;
    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 (AbstractQueryBuilder.NAME_FIELD.match(currentFieldName)) {
                queryName = parser.text();
            } else if (AbstractQueryBuilder.BOOST_FIELD.match(currentFieldName)) {
                boost = parser.floatValue();
            } else if (VALUE_FIELD.match(currentFieldName)) {
                type = parser.utf8Bytes();
            } else {
                throw new ParsingException(parser.getTokenLocation(), "[" + TypeQueryBuilder.NAME + "] filter doesn't support [" + currentFieldName + "]");
            }
        } else {
            throw new ParsingException(parser.getTokenLocation(), "[" + TypeQueryBuilder.NAME + "] filter doesn't support [" + currentFieldName + "]");
        }
    }
    if (type == null) {
        throw new ParsingException(parser.getTokenLocation(), "[" + TypeQueryBuilder.NAME + "] filter needs to be provided with a value for the type");
    }
    return new TypeQueryBuilder(type).boost(boost).queryName(queryName);
}

Example 73 with XContentParser

use of org.elasticsearch.common.xcontent.XContentParser in project elasticsearch by elastic.

the class WildcardQueryBuilder method fromXContent.

public static WildcardQueryBuilder fromXContent(QueryParseContext parseContext) throws IOException {
    XContentParser parser = parseContext.parser();
    String fieldName = null;
    String rewrite = null;
    String value = null;
    float boost = AbstractQueryBuilder.DEFAULT_BOOST;
    String queryName = null;
    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 (parseContext.isDeprecatedSetting(currentFieldName)) {
        // skip
        } else if (token == XContentParser.Token.START_OBJECT) {
            throwParsingExceptionOnMultipleFields(NAME, parser.getTokenLocation(), fieldName, currentFieldName);
            fieldName = currentFieldName;
            while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
                if (token == XContentParser.Token.FIELD_NAME) {
                    currentFieldName = parser.currentName();
                } else {
                    if (WILDCARD_FIELD.match(currentFieldName)) {
                        value = parser.text();
                    } else if (VALUE_FIELD.match(currentFieldName)) {
                        value = parser.text();
                    } else if (AbstractQueryBuilder.BOOST_FIELD.match(currentFieldName)) {
                        boost = parser.floatValue();
                    } else if (REWRITE_FIELD.match(currentFieldName)) {
                        rewrite = parser.textOrNull();
                    } else if (AbstractQueryBuilder.NAME_FIELD.match(currentFieldName)) {
                        queryName = parser.text();
                    } else {
                        throw new ParsingException(parser.getTokenLocation(), "[wildcard] query does not support [" + currentFieldName + "]");
                    }
                }
            }
        } else {
            throwParsingExceptionOnMultipleFields(NAME, parser.getTokenLocation(), fieldName, parser.currentName());
            fieldName = parser.currentName();
            value = parser.text();
        }
    }
    return new WildcardQueryBuilder(fieldName, value).rewrite(rewrite).boost(boost).queryName(queryName);
}

Example 74 with XContentParser

use of org.elasticsearch.common.xcontent.XContentParser in project elasticsearch by elastic.

the class WrapperQueryBuilder method fromXContent.

public static WrapperQueryBuilder fromXContent(QueryParseContext parseContext) throws IOException {
    XContentParser parser = parseContext.parser();
    XContentParser.Token token = parser.nextToken();
    if (token != XContentParser.Token.FIELD_NAME) {
        throw new ParsingException(parser.getTokenLocation(), "[wrapper] query malformed");
    }
    String fieldName = parser.currentName();
    if (!QUERY_FIELD.match(fieldName)) {
        throw new ParsingException(parser.getTokenLocation(), "[wrapper] query malformed, expected `query` but was " + fieldName);
    }
    parser.nextToken();
    byte[] source = parser.binaryValue();
    parser.nextToken();
    if (source == null) {
        throw new ParsingException(parser.getTokenLocation(), "wrapper query has no [query] specified");
    }
    return new WrapperQueryBuilder(source);
}

Example 75 with XContentParser

use of org.elasticsearch.common.xcontent.XContentParser in project elasticsearch by elastic.

the class RestUpdateSettingsAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    UpdateSettingsRequest updateSettingsRequest = updateSettingsRequest(Strings.splitStringByCommaToArray(request.param("index")));
    updateSettingsRequest.timeout(request.paramAsTime("timeout", updateSettingsRequest.timeout()));
    updateSettingsRequest.setPreserveExisting(request.paramAsBoolean("preserve_existing", updateSettingsRequest.isPreserveExisting()));
    updateSettingsRequest.masterNodeTimeout(request.paramAsTime("master_timeout", updateSettingsRequest.masterNodeTimeout()));
    updateSettingsRequest.indicesOptions(IndicesOptions.fromRequest(request, updateSettingsRequest.indicesOptions()));
    Map<String, Object> settings = new HashMap<>();
    if (request.hasContent()) {
        try (XContentParser parser = request.contentParser()) {
            Map<String, Object> bodySettings = parser.map();
            Object innerBodySettings = bodySettings.get("settings");
            // clean up in case the body is wrapped with "settings" : { ... }
            if (innerBodySettings instanceof Map) {
                @SuppressWarnings("unchecked") Map<String, Object> innerBodySettingsMap = (Map<String, Object>) innerBodySettings;
                settings.putAll(innerBodySettingsMap);
            } else {
                settings.putAll(bodySettings);
            }
        }
    }
    updateSettingsRequest.settings(settings);
    return channel -> client.admin().indices().updateSettings(updateSettingsRequest, new AcknowledgedRestListener<>(channel));
}