Package org.rumbledb.items.parsing

Class ItemParser

java.lang.Object
org.rumbledb.items.parsing.ItemParser
public class ItemParser extends Object

  • Constructor Details

    • ItemParser

      public ItemParser()

  • Method Details

    • getItemFromString

      @Deprecated public static Item getItemFromString(String string, ExceptionMetadata metadata, boolean mutable)
      Deprecated.
      Parses a JSON string to an item.
      Parameters:
      string - the JSON string.
      metadata - exception metadata is an error is thrown.
      Returns:
      the parsed item.

    • getItemFromJSONString

      public static Item getItemFromJSONString(String string, JSONParsingOptions options, String xmlVersion, boolean isJSONiq10, ExceptionMetadata metadata)

    • getItemFromObject

      @Deprecated public static Item getItemFromObject(com.google.gson.stream.JsonReader object, ExceptionMetadata metadata, boolean mutable)
      Deprecated.
      Use getItemFromObject(JsonReader, boolean, String, ExceptionMetadata, boolean) instead. This method is kept for backward compatibility and defaults to JSONiq mode.

    • getItemFromObject

      public static Item getItemFromObject(com.google.gson.stream.JsonReader object, boolean isJSONiq10, String numberFormat, ExceptionMetadata metadata, boolean mutable)
      Parses a JSON object from the given reader.
      Parameters:
      object - the JSON reader.
      metadata - exception metadata if an error is thrown.
      Returns:
      the parsed item.

    • parseOptionlessJSON

      @Deprecated public static Item parseOptionlessJSON(com.google.gson.stream.JsonReader object, ExceptionMetadata metadata, boolean mutable)
      Deprecated.
      Use parseOptionlessJSON(JsonReader, boolean, String, ExceptionMetadata, boolean) instead. This method is kept for backward compatibility and defaults to JSONiq mode.

    • parseOptionlessJSON

      public static Item parseOptionlessJSON(com.google.gson.stream.JsonReader object, boolean isJSONiq10, String numberFormat, ExceptionMetadata metadata, boolean mutable)
      Parses a JSON string, accessible via a reader, to an item.
      Parameters:
      object - the JSON reader.
      metadata - exception metadata is an error is thrown.
      Returns:
      the parsed item.

    • getItemFromYAML

      public static Item getItemFromYAML(com.fasterxml.jackson.dataformat.yaml.YAMLParser parser, com.fasterxml.jackson.core.JsonToken lookahead, ExceptionMetadata metadata)
      Parses a JSON string, accessible via a reader, to an item.
      Parameters:
      parser - the YAML parser.
      lookahead - the lookahead token.
      metadata - exception metadata is an error is thrown.
      Returns:
      the parsed item.

    • findNonObjectColumnIndexAndCheckConsistency

      public static int findNonObjectColumnIndexAndCheckConsistency(String[] fieldNames)
      Check fields columns consistency and return the index of the non-object JSONiq item column if present.
      Parameters:
      fieldNames - the field names of the DataFrame schema.
      Returns:
      the index of the non-object JSONiq item column if present, -1 otherwise.

    • getItemFromRow

      public static Item getItemFromRow(org.apache.spark.sql.Row row, ExceptionMetadata metadata, ItemType itemType)
      Converts a DataFrame row to an item.
      Parameters:
      row - the DataFrame row.
      metadata - exception metadata is an error is thrown.
      itemType - the type to annotate the output item with (for now, it can be null for no annotation).
      Returns:
      the converted item.

    • convertValueToItem

      public static Item convertValueToItem(Object o, org.apache.spark.sql.types.DataType fieldType, ExceptionMetadata metadata, ItemType itemType)

    • getItemFromXML

      public static Item getItemFromXML(Node currentNode, String path, boolean removeParentPointers)
      Parses an XML document to an item.
      Parameters:
      currentNode - The current node
      path - The path of the original file
      Returns:
      the parsed item

    • getDocumentItemFromXML

      public static DocumentItem getDocumentItemFromXML(Node currentNode, String path, boolean removeParentPointers)