Package io.datarouter.bytes

Class BinaryDictionary

java.lang.Object

io.datarouter.bytes.BinaryDictionary

public class BinaryDictionary
extends Object

Encodes key/value pairs to a flattened byte[]. Keys are sorted via Arrays::compareUnsigned. Duplicate keys are rejected. Size and lengths are encoded with variable lenght ints. Format: [size] (number of entries) [keyLen0][key0][valLen0][val0] [keyLen1][key1][valLen1][val1] [etc]

Field Summary

Fields

Modifier and Type	Field	Description
static final Codec<BinaryDictionary,byte[]>	CODEC

Constructor Summary

Constructors

Constructor	Description
BinaryDictionary()

Method Summary

Modifier and Type	Method	Description
static BinaryDictionary	decode(byte[] bytes)
byte[]	encode()
int	encodedLength()
boolean	equals(Object obj)
Optional<byte[]>	find(byte[] key)
Optional<byte[]>	find(String key)
Optional<String>	findStringValue(String key)
byte[]	get(byte[] key)
byte[]	get(String key)
int	hashCode()
BinaryDictionary	put(byte[] key, byte[] value)
BinaryDictionary	put(String key, byte[] value)
BinaryDictionary	put(String key, String value)
int	size()

Methods inherited from class java.lang.Object

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

Field Details

CODEC

public static final Codec<BinaryDictionary,byte[]> CODEC

Constructor Details

BinaryDictionary

public BinaryDictionary()

Method Details

put

public BinaryDictionary put(byte[] key,
 byte[] value)

put

public BinaryDictionary put(String key,
 byte[] value)

put

public BinaryDictionary put(String key,
 String value)

size

public int size()

get

public byte[] get(byte[] key)

get

public byte[] get(String key)

find

public Optional<byte[]> find(byte[] key)

find

public Optional<byte[]> find(String key)

findStringValue

public Optional<String> findStringValue(String key)

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

encodedLength

public int encodedLength()

encode

public byte[] encode()

decode

public static BinaryDictionary decode(byte[] bytes)