Package dev.vortex.jni

Class NativeWriterMethods

java.lang.Object

dev.vortex.jni.NativeWriterMethods

public final class NativeWriterMethods
extends Object

Native JNI methods for writing Vortex files.

Method Summary

Modifier and Type	Method	Description
static void	close(long writerPtr)	Close and flush the writer, finalizing it to the storage system.
static long	create(String uri, long dtype, Map<String,String> options)	Creates a new native Vortex writer.
static boolean	writeBatch(long writerPtr, byte[] arrowData)	Writes a batch of Arrow data to the Vortex file.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

create

public static long create(String uri,
 long dtype,
 Map<String,String> options)

Creates a new native Vortex writer.

Parameters:

uri - the URI to the file, e.g. "file://path/to/file".

dtype - native pointer to a writer schema (Vortex DType)

options - additional writer options. For cloud storage this includes things like credentials.

Returns:

a native pointer to the writer, or 0 on failure

writeBatch

public static boolean writeBatch(long writerPtr,
 byte[] arrowData)

Writes a batch of Arrow data to the Vortex file.

Parameters:

writerPtr - the native writer pointer

arrowData - the Arrow IPC format data

Returns:

true if successful, false otherwise

close

public static void close(long writerPtr)

Close and flush the writer, finalizing it to the storage system.

Parameters:

writerPtr - the native writer pointer

Throws:

RuntimeException - if the writer fails to close