org.bytedeco.parquet

Class ParquetFileReader

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.parquet.ParquetFileReader

All Implemented Interfaces:

AutoCloseable

@Namespace(value="parquet")
 @NoOffset
 @Properties(inherit=parquet.class)
public class ParquetFileReader
extends Pointer

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ParquetFileReader.Contents

Nested classes/interfaces inherited from class org.bytedeco.javacpp.Pointer

Pointer.CustomDeallocator, Pointer.Deallocator, Pointer.NativeDeallocator, Pointer.ReferenceCounter

Field Summary

Fields inherited from class org.bytedeco.javacpp.Pointer

address, capacity, limit, position

Constructor Summary

Constructors

Constructor and Description
ParquetFileReader()
ParquetFileReader(long size) Native array allocator.
ParquetFileReader(Pointer p) Pointer cast constructor.

Method Summary

Modifier and Type	Method and Description
void	Close()
FileMetaData	metadata()
void	Open(ParquetFileReader.Contents contents)
static ParquetFileReader	Open(RandomAccessFile source)
static ParquetFileReader	Open(RandomAccessFile source, ReaderProperties props, FileMetaData metadata)
static ParquetFileReader	Open(RandomAccessSource source)
static ParquetFileReader	Open(RandomAccessSource source, ReaderProperties props, FileMetaData metadata)
static ParquetFileReader	OpenFile(BytePointer path)
static ParquetFileReader	OpenFile(BytePointer path, boolean memory_map, ReaderProperties props, FileMetaData metadata)
static ParquetFileReader	OpenFile(String path)
static ParquetFileReader	OpenFile(String path, boolean memory_map, ReaderProperties props, FileMetaData metadata)
ParquetFileReader	position(long position)
RowGroupReader	RowGroup(int i)

Methods inherited from class org.bytedeco.javacpp.Pointer

address, asBuffer, asByteBuffer, availablePhysicalBytes, calloc, capacity, capacity, close, deallocate, deallocate, deallocateReferences, deallocator, deallocator, equals, fill, formatBytes, free, hashCode, isNull, isNull, limit, limit, malloc, maxBytes, maxPhysicalBytes, memchr, memcmp, memcpy, memmove, memset, offsetof, parseBytes, physicalBytes, position, put, realloc, referenceCount, releaseReference, retainReference, setNull, sizeof, toString, totalBytes, totalPhysicalBytes, withDeallocator, zero

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ParquetFileReader

public ParquetFileReader(Pointer p)

Pointer cast constructor. Invokes Pointer.Pointer(Pointer).

ParquetFileReader

public ParquetFileReader(long size)

Native array allocator. Access with Pointer.position(long).

ParquetFileReader

public ParquetFileReader()

Method Detail

position

public ParquetFileReader position(long position)

Overrides:

position in class Pointer

Open

@UniquePtr
public static ParquetFileReader Open(@UniquePtr
                                                RandomAccessSource source,
                                                @Const @ByRef(nullValue="parquet::ReaderProperties(parquet::default_reader_properties())")
                                                ReaderProperties props,
                                                @SharedPtr
                                                FileMetaData metadata)

Open

@UniquePtr
public static ParquetFileReader Open(@UniquePtr
                                                RandomAccessSource source)

Open

@UniquePtr
public static ParquetFileReader Open(@SharedPtr
                                                RandomAccessFile source,
                                                @Const @ByRef(nullValue="parquet::ReaderProperties(parquet::default_reader_properties())")
                                                ReaderProperties props,
                                                @SharedPtr
                                                FileMetaData metadata)

Open

@UniquePtr
public static ParquetFileReader Open(@SharedPtr
                                                RandomAccessFile source)

OpenFile

@UniquePtr
public static ParquetFileReader OpenFile(@StdString
                                                    String path,
                                                    @Cast(value="bool")
                                                    boolean memory_map,
                                                    @Const @ByRef(nullValue="parquet::ReaderProperties(parquet::default_reader_properties())")
                                                    ReaderProperties props,
                                                    @SharedPtr
                                                    FileMetaData metadata)

OpenFile

@UniquePtr
public static ParquetFileReader OpenFile(@StdString
                                                    String path)

OpenFile

@UniquePtr
public static ParquetFileReader OpenFile(@StdString
                                                    BytePointer path,
                                                    @Cast(value="bool")
                                                    boolean memory_map,
                                                    @Const @ByRef(nullValue="parquet::ReaderProperties(parquet::default_reader_properties())")
                                                    ReaderProperties props,
                                                    @SharedPtr
                                                    FileMetaData metadata)

OpenFile

@UniquePtr
public static ParquetFileReader OpenFile(@StdString
                                                    BytePointer path)

Open

public void Open(@UniquePtr
                 ParquetFileReader.Contents contents)

Close

public void Close()

RowGroup

@SharedPtr
public RowGroupReader RowGroup(int i)

metadata

@SharedPtr
public FileMetaData metadata()