Java XContentMapValues.nodeDoubleValue方法代碼示例

import org.elasticsearch.common.xcontent.support.XContentMapValues; //導入方法依賴的package包/類
@Override
public Mapper.Builder parse(String fieldName, Map<String, Object> node, ParserContext parserContext) throws MapperParsingException {
    TextFieldMapper.Builder builder = new TextFieldMapper.Builder(fieldName);
    builder.fieldType().setIndexAnalyzer(parserContext.getIndexAnalyzers().getDefaultIndexAnalyzer());
    builder.fieldType().setSearchAnalyzer(parserContext.getIndexAnalyzers().getDefaultSearchAnalyzer());
    builder.fieldType().setSearchQuoteAnalyzer(parserContext.getIndexAnalyzers().getDefaultSearchQuoteAnalyzer());
    parseTextField(builder, fieldName, node, parserContext);
    for (Iterator<Map.Entry<String, Object>> iterator = node.entrySet().iterator(); iterator.hasNext();) {
        Map.Entry<String, Object> entry = iterator.next();
        String propName = entry.getKey();
        Object propNode = entry.getValue();
        if (propName.equals("position_increment_gap")) {
            int newPositionIncrementGap = XContentMapValues.nodeIntegerValue(propNode, -1);
            builder.positionIncrementGap(newPositionIncrementGap);
            iterator.remove();
        } else if (propName.equals("fielddata")) {
            builder.fielddata(XContentMapValues.nodeBooleanValue(propNode, "fielddata"));
            iterator.remove();
        } else if (propName.equals("eager_global_ordinals")) {
            builder.eagerGlobalOrdinals(XContentMapValues.nodeBooleanValue(propNode, "eager_global_ordinals"));
            iterator.remove();
        } else if (propName.equals("fielddata_frequency_filter")) {
            Map<?,?> frequencyFilter = (Map<?, ?>) propNode;
            double minFrequency = XContentMapValues.nodeDoubleValue(frequencyFilter.remove("min"), 0);
            double maxFrequency = XContentMapValues.nodeDoubleValue(frequencyFilter.remove("max"), Integer.MAX_VALUE);
            int minSegmentSize = XContentMapValues.nodeIntegerValue(frequencyFilter.remove("min_segment_size"), 0);
            builder.fielddataFrequencyFilter(minFrequency, maxFrequency, minSegmentSize);
            DocumentMapperParser.checkNoRemainingFields(propName, frequencyFilter, parserContext.indexVersionCreated());
            iterator.remove();
        }
    }
    return builder;
}
 

import org.elasticsearch.common.xcontent.support.XContentMapValues; //導入方法依賴的package包/類
@Override
public Mapper.Builder parse(final String fieldName, final Map<String, Object> node, final ParserContext parserContext) throws MapperParsingException {
    final LangStringFieldMapper.Builder builder = new LangStringFieldMapper.Builder(fieldName);
    builder.fieldType().setIndexAnalyzer(parserContext.getIndexAnalyzers().getDefaultIndexAnalyzer());
    builder.fieldType().setSearchAnalyzer(parserContext.getIndexAnalyzers().getDefaultSearchAnalyzer());
    builder.fieldType().setSearchQuoteAnalyzer(parserContext.getIndexAnalyzers().getDefaultSearchQuoteAnalyzer());
    parseTextField(builder, fieldName, node, parserContext);
    for (final Iterator<Map.Entry<String, Object>> iterator = node.entrySet().iterator(); iterator.hasNext();) {
        final Map.Entry<String, Object> entry = iterator.next();
        final String propName = entry.getKey();
        final Object propNode = entry.getValue();
        if (propName.equals("position_increment_gap")) {
            final int newPositionIncrementGap = XContentMapValues.nodeIntegerValue(propNode, -1);
            builder.positionIncrementGap(newPositionIncrementGap);
            iterator.remove();
        } else if (propName.equals("fielddata")) {
            builder.fielddata(XContentMapValues.nodeBooleanValue(propNode, "fielddata"));
            iterator.remove();
        } else if (propName.equals("eager_global_ordinals")) {
            builder.eagerGlobalOrdinals(XContentMapValues.nodeBooleanValue(propNode, "eager_global_ordinals"));
            iterator.remove();
        } else if (propName.equals("fielddata_frequency_filter")) {
            final Map<?,?> frequencyFilter = (Map<?, ?>) propNode;
            final double minFrequency = XContentMapValues.nodeDoubleValue(frequencyFilter.remove("min"), 0);
            final double maxFrequency = XContentMapValues.nodeDoubleValue(frequencyFilter.remove("max"), Integer.MAX_VALUE);
            final int minSegmentSize = XContentMapValues.nodeIntegerValue(frequencyFilter.remove("min_segment_size"), 0);
            builder.fielddataFrequencyFilter(minFrequency, maxFrequency, minSegmentSize);
            DocumentMapperParser.checkNoRemainingFields(propName, frequencyFilter, parserContext.indexVersionCreated());
            iterator.remove();
        } else if (propName.equals(SEPARATOR_SETTING_KEY)) {
            builder.fieldSeparator(propNode.toString());
            iterator.remove();
        } else if (propName.equals(LANG_SETTING_KEY)) {
            builder.supportedLanguages(
                    XContentMapValues.nodeStringArrayValue(propNode));
            iterator.remove();
        } else if (propName.equals(LANG_FIELD_SETTING_KEY)) {
            builder.langField(propNode.toString());
            iterator.remove();
        } else if (propName.equals(LANG_BASE_NAME_SETTING_KEY)) {
            builder.langBaseName(propNode.toString());
            iterator.remove();
        }
    }
    return builder;
}
 

import org.elasticsearch.common.xcontent.support.XContentMapValues; //導入方法依賴的package包/類
@Inject
@SuppressWarnings({ "unchecked" })
protected S3River(RiverName riverName, RiverSettings settings, Client client, ThreadPool threadPool) throws Exception{
   super(riverName, settings);
   this.client = client;
   this.threadPool = threadPool;
   this.riverStatus = RiverStatus.UNKNOWN;
   
   // Deal with connector settings.
   if (settings.settings().containsKey("amazon-s3")){
      Map<String, Object> feed = (Map<String, Object>)settings.settings().get("amazon-s3");
      
      // Retrieve feed settings.
      String feedname = XContentMapValues.nodeStringValue(feed.get("name"), null);
      String bucket = XContentMapValues.nodeStringValue(feed.get("bucket"), null);
      String pathPrefix = XContentMapValues.nodeStringValue(feed.get("pathPrefix"), null);
      String downloadHost = XContentMapValues.nodeStringValue(feed.get("download_host"), null);
      int updateRate = XContentMapValues.nodeIntegerValue(feed.get("update_rate"), 15 * 60 * 1000);
      boolean jsonSupport = XContentMapValues.nodeBooleanValue(feed.get("json_support"), false);
      double indexedCharsRatio  = XContentMapValues.nodeDoubleValue(feed.get("indexed_chars_ratio"), 0.0);
      
      String[] includes = S3RiverUtil.buildArrayFromSettings(settings.settings(), "amazon-s3.includes");
      String[] excludes = S3RiverUtil.buildArrayFromSettings(settings.settings(), "amazon-s3.excludes");
      
      // Retrieve connection settings.
      String accessKey = XContentMapValues.nodeStringValue(feed.get("accessKey"), null);
      String secretKey = XContentMapValues.nodeStringValue(feed.get("secretKey"), null);
      boolean useIAMRoleForEC2 = XContentMapValues.nodeBooleanValue(feed.get("use_EC2_IAM"), false);
      
      feedDefinition = new S3RiverFeedDefinition(feedname, bucket, pathPrefix, downloadHost,
            updateRate, Arrays.asList(includes), Arrays.asList(excludes), accessKey, secretKey, useIAMRoleForEC2,
            jsonSupport, indexedCharsRatio);
   } else {
      logger.error("You didn't define the amazon-s3 settings. Exiting... See https://github.com/lbroudoux/es-amazon-s3-river");
      indexName = null;
      typeName = null;
      bulkSize = 100;
      feedDefinition = null;
      s3 = null;
      return;
   }
   
   // Deal with index settings if provided.
   if (settings.settings().containsKey("index")) {
      Map<String, Object> indexSettings = (Map<String, Object>)settings.settings().get("index");
      
      indexName = XContentMapValues.nodeStringValue(indexSettings.get("index"), riverName.name());
      typeName = XContentMapValues.nodeStringValue(indexSettings.get("type"), S3RiverUtil.INDEX_TYPE_DOC);
      bulkSize = XContentMapValues.nodeIntegerValue(indexSettings.get("bulk_size"), 100);
   } else {
      indexName = riverName.name();
      typeName = S3RiverUtil.INDEX_TYPE_DOC;
      bulkSize = 100;
   }
   
   // We need to connect to Amazon S3 after ensure mandatory settings are here.
   if (feedDefinition.getBucket() == null){
      logger.error("Amazon S3 bucket should not be null. Please fix this.");
      throw new IllegalArgumentException("Amazon S3 bucket should not be null.");
   }
   // Connect using the appropriate authentication process.
   if (feedDefinition.getAccessKey() == null && feedDefinition.getSecretKey() == null) {
      s3 = new S3Connector(feedDefinition.isUseIAMRoleForEC2());
   } else {
      s3 = new S3Connector(feedDefinition.getAccessKey(), feedDefinition.getSecretKey());
   }
   try {
      s3.connectUserBucket(feedDefinition.getBucket(), feedDefinition.getPathPrefix());
   } catch (AmazonS3Exception ase){
      logger.error("Exception while connecting Amazon S3 user bucket. "
            + "Either access key, secret key, IAM Role or bucket name are incorrect");
      throw ase;
   }

   this.riverStatus = RiverStatus.INITIALIZED;
}