Interface DataFrameFactory

    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      DataFrame<java.lang.Integer,​java.lang.String,​java.lang.Double> createRandomDataFrame​(int clusterCount, int rowCount, int columnCount)  
      <R,​V>
      DataFrame<R,​java.lang.Object,​V>
      fromColumnSeries​(Series<R,​V>... series)
      Creates a data frame using a combination of series.
      void fromJson​(java.lang.String url, DataFrameFactory.Callback callback)
      Creates a data frame by loading a JSON encoded file.
      DataFrame<java.lang.Integer,​java.lang.String,​java.lang.Object> fromJsonString​(java.lang.String json)
      Creates a data frame by loading a JSON encoded file.
      DataFrame<java.lang.Integer,​java.lang.String,​java.lang.Object> fromJsonString​(java.lang.String name, java.lang.String json)
      Creates a data frame by loading a JSON encoded file.
    • Method Detail

      • createRandomDataFrame

        DataFrame<java.lang.Integer,​java.lang.String,​java.lang.Double> createRandomDataFrame​(int clusterCount,
                                                                                                         int rowCount,
                                                                                                         int columnCount)
      • fromJsonString

        DataFrame<java.lang.Integer,​java.lang.String,​java.lang.Object> fromJsonString​(java.lang.String json)
        Creates a data frame by loading a JSON encoded file.
        Parameters:
        json - the JSON content
        Returns:
        a newly created data frame
      • fromJsonString

        DataFrame<java.lang.Integer,​java.lang.String,​java.lang.Object> fromJsonString​(java.lang.String name,
                                                                                                  java.lang.String json)
        Creates a data frame by loading a JSON encoded file.
        Parameters:
        name - the JSON property
        json - the JSON content
        Returns:
        a newly created data frame
      • fromJson

        void fromJson​(java.lang.String url,
                      DataFrameFactory.Callback callback)
               throws java.io.IOException
        Creates a data frame by loading a JSON encoded file.
        Parameters:
        url - the URL of the file
        callback - call back method
        Throws:
        java.io.IOException
      • fromColumnSeries

        <R,​V> DataFrame<R,​java.lang.Object,​V> fromColumnSeries​(Series<R,​V>... series)
        Creates a data frame using a combination of series.
        Type Parameters:
        R - the type of row keys maintained used to query this data frame.
        V - the type of values
        Parameters:
        series - the series to combine
        Returns:
        a newly created data frame.