org.graalvm.util

Class TypedDataOutputStream

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

java.io.DataOutputStream

org.graalvm.util.TypedDataOutputStream

All Implemented Interfaces:

Closeable, DataOutput, Flushable, AutoCloseable

public class TypedDataOutputStream
extends DataOutputStream

A stream that can write (trivial) values together with their data type, for use with TypedDataInputStream.

Field Summary

Fields inherited from class java.io.DataOutputStream

written

Fields inherited from class java.io.FilterOutputStream

out

Constructor Summary

Constructors

Constructor and Description
TypedDataOutputStream(OutputStream out)

Method Summary

Modifier and Type	Method and Description
static boolean	isValueSupported(Object value) Determines if value is supported by TypedDataOutputStream.writeTypedValue(Object).
void	writeTypedValue(Object value) Writes the value that is represented by the given non-null object, together with information on the value's data type.

Methods inherited from class java.io.DataOutputStream

flush, size, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

Methods inherited from class java.io.FilterOutputStream

close, write

Methods inherited from class java.io.OutputStream

nullOutputStream

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.DataOutput

write

Constructor Detail

TypedDataOutputStream

public TypedDataOutputStream(OutputStream out)

Method Detail

isValueSupported

public static boolean isValueSupported(Object value)

Determines if value is supported by TypedDataOutputStream.writeTypedValue(Object).

writeTypedValue

public void writeTypedValue(Object value)
                     throws IOException

Writes the value that is represented by the given non-null object, together with information on the value's data type.

Parameters:

value - A value of a supported type.

Throws:

IllegalArgumentException - when the provided type is not supported.

IOException - in case of an I/O error.