Module tools.jackson.dataformat.protobuf

Package tools.jackson.dataformat.protobuf

Class ProtobufUtil

java.lang.Object

tools.jackson.dataformat.protobuf.ProtobufUtil

public class ProtobufUtil
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final int	SECONDARY_BUFFER_LENGTH
static final int[]	sUtf8UnitLengths

Constructor Summary

Constructors

Constructor	Description
ProtobufUtil()

Method Summary

Modifier and Type	Method	Description
static byte[]	allocSecondary(byte[] curr)	While we could get all fancy on allocating secondary buffer (after initial one), let's start with very simple strategy of medium-length buffer.
static int	appendLengthLength(int len, byte[] buffer, int ptr)	NOTE: caller MUST ensure buffer has room for at least 5 bytes
static byte[]	lengthAsBytes(int len)
static int	lengthLength(int len)
static int	zigzagDecode(int encoded)
static long	zigzagDecode(long encoded)
static int	zigzagEncode(int input)
static long	zigzagEncode(long input)

Methods inherited from class java.lang.Object

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

Field Details

SECONDARY_BUFFER_LENGTH

public static final int SECONDARY_BUFFER_LENGTH

See Also:

• Constant Field Values

sUtf8UnitLengths

public static final int[] sUtf8UnitLengths

Constructor Details

ProtobufUtil

public ProtobufUtil()

Method Details

allocSecondary

public static byte[] allocSecondary(byte[] curr)

While we could get all fancy on allocating secondary buffer (after initial one), let's start with very simple strategy of medium-length buffer.

lengthLength

public static int lengthLength(int len)

appendLengthLength

public static int appendLengthLength(int len,
 byte[] buffer,
 int ptr)

NOTE: caller MUST ensure buffer has room for at least 5 bytes

lengthAsBytes

public static byte[] lengthAsBytes(int len)

zigzagEncode

public static int zigzagEncode(int input)

zigzagDecode

public static int zigzagDecode(int encoded)

zigzagEncode

public static long zigzagEncode(long input)

zigzagDecode

public static long zigzagDecode(long encoded)