org.revenj.patterns

Class Bytes

java.lang.Object

org.revenj.patterns.Bytes

public final class Bytes
extends Object

Allow reuse of same byte[] by specifying custom length Array is valid only up until specified length.

Field Summary

Fields

Modifier and Type	Field and Description
byte[]	content Byte array which can be reused
static Bytes	EMPTY Helper object for providing zero length object (instead of null object)
int	length Length which specifies valid data in array

Constructor Summary

Constructors

Constructor and Description
Bytes(byte[] content, int length) Create a new instance of Bytes object by providing used array and length which indicates end of valid data.

Method Summary

Modifier and Type	Method and Description
void	copyTo(OutputStream stream) Copy bytes to output stream.
static Bytes	from(byte[] content)
byte[]	toByteArray() Utility method for returning byte[] of the actual size.
ByteArrayInputStream	toStream()
String	toUtf8() Utility method for displaying byte[] as UTF-8 string.

Methods inherited from class java.lang.Object

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

Field Detail

content

public final byte[] content

Byte array which can be reused

length

public final int length

Length which specifies valid data in array

EMPTY

public static final Bytes EMPTY

Helper object for providing zero length object (instead of null object)

Constructor Detail

Bytes

public Bytes(byte[] content,
             int length)

Create a new instance of Bytes object by providing used array and length which indicates end of valid data.

Parameters:

content - data

length - actual length of array

Method Detail

from

public static Bytes from(byte[] content)

copyTo

public void copyTo(OutputStream stream)
            throws IOException

Copy bytes to output stream.

Parameters:

stream - output stream

Throws:

IOException

toStream

public ByteArrayInputStream toStream()

toUtf8

public String toUtf8()

Utility method for displaying byte[] as UTF-8 string.

Returns:

string value from UTF-8 charset

toByteArray

public byte[] toByteArray()

Utility method for returning byte[] of the actual size.

Returns:

copy of original byte[] with expected length