A C F H I J L M N P R S V W

A

allocate(long) - Static method in class smile.io.Arrow

Creates the root allocator.

Arff - Class in smile.io

Weka ARFF (attribute relation file format) is an ASCII text file format that is essentially a CSV file with a header that describes the meta-data.

Arff(String) - Constructor for class smile.io.Arff

Constructor.

Arff(String, Charset) - Constructor for class smile.io.Arff

Constructor.

Arff(Path) - Constructor for class smile.io.Arff

Constructor.

Arff(Path, Charset) - Constructor for class smile.io.Arff

Constructor.

Arff(Reader) - Constructor for class smile.io.Arff

Constructor.

arff(String) - Static method in interface smile.io.Read

Reads an ARFF file.

arff(Path) - Static method in interface smile.io.Read

Reads an ARFF file.

arff(DataFrame, Path, String) - Static method in interface smile.io.Write

Writes the data frame to an ARFF file.

Arrow - Class in smile.io

Apache Arrow is a cross-language development platform for in-memory data.

Arrow() - Constructor for class smile.io.Arrow

Constructor.

Arrow(int) - Constructor for class smile.io.Arrow

Constructor.

arrow(String) - Static method in interface smile.io.Read

Reads an Apache Arrow file.

arrow(Path) - Static method in interface smile.io.Read

Reads an Apache Arrow file.

arrow(DataFrame, Path) - Static method in interface smile.io.Write

Writes an Apache Arrow file.

Avro - Class in smile.io

Apache Avro is a data serialization system.

Avro(Schema) - Constructor for class smile.io.Avro

Constructor.

Avro(InputStream) - Constructor for class smile.io.Avro

Constructor.

Avro(Path) - Constructor for class smile.io.Avro

Constructor.

avro(String, InputStream) - Static method in interface smile.io.Read

Reads an Apache Avro file.

avro(String, String) - Static method in interface smile.io.Read

Reads an Apache Avro file.

avro(Path, InputStream) - Static method in interface smile.io.Read

Reads an Apache Avro file.

avro(Path, Path) - Static method in interface smile.io.Read

Reads an Apache Avro file.

C

charset(Charset) - Method in class smile.io.CSV

Sets the charset.

charset(Charset) - Method in class smile.io.JSON

Sets the charset.

close() - Method in class smile.io.Arff

CSV - Class in smile.io

Reads and writes files in variations of the Comma Separated Value (CSV) format.

CSV() - Constructor for class smile.io.CSV

Constructor.

CSV(CSVFormat) - Constructor for class smile.io.CSV

Constructor.

csv(String) - Static method in interface smile.io.Read

Reads a CSV file.

csv(String, CSVFormat) - Static method in interface smile.io.Read

Reads a CSV file.

csv(String, CSVFormat, StructType) - Static method in interface smile.io.Read

Reads a CSV file.

csv(Path) - Static method in interface smile.io.Read

Reads a CSV file.

csv(Path, CSVFormat) - Static method in interface smile.io.Read

Reads a CSV file.

csv(Path, CSVFormat, StructType) - Static method in interface smile.io.Read

Reads a CSV file.

csv(DataFrame, Path) - Static method in interface smile.io.Write

Writes a CSV file.

csv(DataFrame, Path, CSVFormat) - Static method in interface smile.io.Write

Writes a CSV file.

F

file(String) - Static method in interface smile.io.HadoopInput

Returns the Parquet's InputFile instance of a file path or URI.

H

HadoopInput - Interface in smile.io

Static methods that return the InputStream/Reader of a HDFS/S3.

I

inferSchema(Reader, int) - Method in class smile.io.CSV

Infer the schema from the top n rows.

inferSchema(BufferedReader, int) - Method in class smile.io.JSON

Infer the schema from the top n objects.

Input - Interface in smile.io

Static methods that return the InputStream/Reader of a file or URL.

J

JSON - Class in smile.io

Reads JSON datasets.

JSON() - Constructor for class smile.io.JSON

Constructor.

json(String) - Static method in interface smile.io.Read

Reads a JSON file.

json(String, JSON.Mode, StructType) - Static method in interface smile.io.Read

Reads a JSON file.

json(Path) - Static method in interface smile.io.Read

Reads a JSON file.

json(Path, JSON.Mode, StructType) - Static method in interface smile.io.Read

Reads a JSON file.

JSON.Mode - Enum in smile.io

JSON files in single-line or multi-line mode.

L

libsvm(String) - Static method in interface smile.io.Read

Reads a libsvm sparse dataset.

libsvm(Path) - Static method in interface smile.io.Read

Reads a libsvm sparse dataset.

libsvm(BufferedReader) - Static method in interface smile.io.Read

Reads a libsvm sparse dataset.

M

mode(JSON.Mode) - Method in class smile.io.JSON

Reads JSON files in single-line or multi-line mode.

N

name() - Method in class smile.io.Arff

Returns the name of relation.

P

Parquet - Class in smile.io

Apache Parquet is a columnar storage format that supports nested data structures.

parquet(String) - Static method in interface smile.io.Read

Reads an Apache Parquet file.

parquet(Path) - Static method in interface smile.io.Read

Reads an Apache Parquet file.

R

read() - Method in class smile.io.Arff

Reads all the records.

read(int) - Method in class smile.io.Arff

Reads a limited number of records.

read(Path) - Method in class smile.io.Arrow

Reads an arrow file.

read(Path, int) - Method in class smile.io.Arrow

Reads an arrow file.

read(String) - Method in class smile.io.Arrow

Reads a limited number of records from an arrow file.

read(String, int) - Method in class smile.io.Arrow

Reads a limited number of records from an arrow file.

read(InputStream, int) - Method in class smile.io.Arrow

Reads a limited number of records from an arrow file.

read(Path) - Method in class smile.io.Avro

Reads an avro file.

read(String) - Method in class smile.io.Avro

Reads an avro file.

read(InputStream, int) - Method in class smile.io.Avro

Reads a limited number of records from an avro file.

read(String) - Method in class smile.io.CSV

Reads a CSV file.

read(String, int) - Method in class smile.io.CSV

Reads a limited number of records from a CSV file.

read(Path) - Method in class smile.io.CSV

Reads a CSV file.

read(Path, int) - Method in class smile.io.CSV

Reads a limited number of records from a CSV file.

read(Path) - Method in class smile.io.JSON

Reads a JSON file.

read(Path, int) - Method in class smile.io.JSON

Reads a JSON file.

read(String) - Method in class smile.io.JSON

Reads a JSON file.

read(String, int) - Method in class smile.io.JSON

Reads a JSON file.

read(BufferedReader, int) - Method in class smile.io.JSON

Reads a limited number of records from a JSON file.

read(Path) - Static method in class smile.io.Parquet

Reads a local parquet file.

read(Path, int) - Static method in class smile.io.Parquet

Reads a local parquet file.

read(String) - Static method in class smile.io.Parquet

Reads a HDFS parquet file.

read(String, int) - Static method in class smile.io.Parquet

Reads a HDFS parquet file.

read(InputFile) - Static method in class smile.io.Parquet

Reads a parquet file.

read(InputFile, int) - Static method in class smile.io.Parquet

Reads a limited number of records from a parquet file.

Read - Interface in smile.io

Interface to read data from external storage systems.

read(Path) - Static method in interface smile.io.SAS

Reads a SAS7BDAT file.

read(String) - Static method in interface smile.io.SAS

Reads a SAS7BDAT file.

read(InputStream, int) - Static method in interface smile.io.SAS

Reads a limited number of records from a SAS7BDAT file.

reader(String) - Static method in interface smile.io.HadoopInput

Returns the reader of a file path or URI.

reader(String, Charset) - Static method in interface smile.io.HadoopInput

Returns the reader of a file path or URI.

reader(String) - Static method in interface smile.io.Input

Returns the reader of a file path or URI.

reader(String, Charset) - Static method in interface smile.io.Input

Returns the reader of a file path or URI.

S

sas(String) - Static method in interface smile.io.Read

Reads a SAS7BDAT file.

sas(Path) - Static method in interface smile.io.Read

Reads a SAS7BDAT file.

SAS - Interface in smile.io

Reads SAS7BDAT datasets.

schema() - Method in class smile.io.Arff

Returns the attribute set of given stream.

schema(StructType) - Method in class smile.io.CSV

Sets the schema.

schema(StructType) - Method in class smile.io.JSON

Sets the schema.

smile.io - package smile.io

Interfaces to read/write a Dataset.

stream(String) - Static method in interface smile.io.HadoopInput

Returns the reader of a file path or URI.

stream(String) - Static method in interface smile.io.Input

Returns the reader of a file path or URI.

V

valueOf(String) - Static method in enum smile.io.JSON.Mode

Returns the enum constant of this type with the specified name.

values() - Static method in enum smile.io.JSON.Mode

Returns an array containing the constants of this enum type, in the order they are declared.

W

write(DataFrame, Path, String) - Static method in class smile.io.Arff

Writes the data frame to an ARFF file.

write(DataFrame, Path) - Method in class smile.io.Arrow

Writes the DataFrame to a file.

write(DataFrame, Path) - Method in class smile.io.CSV

Writes a data frame to a file with UTF-8.

Write - Interface in smile.io

Interface to write data to external storage systems.

A C F H I J L M N P R S V W