public class ByteUtils extends Object
Modifier and Type | Field and Description |
---|---|
static int |
SIZEOF_BOOLEAN
Size of boolean in bytes
|
static int |
SIZEOF_BYTE
Size of byte in bytes
|
static int |
SIZEOF_CHAR
Size of char in bytes
|
static int |
SIZEOF_DOUBLE
Size of double in bytes
|
static int |
SIZEOF_FLOAT
Size of float in bytes
|
static int |
SIZEOF_INT
Size of int in bytes
|
static int |
SIZEOF_LONG
Size of long in bytes
|
static int |
SIZEOF_SHORT
Size of short in bytes
|
Constructor and Description |
---|
ByteUtils() |
Modifier and Type | Method and Description |
---|---|
static int |
bytesToVint(byte[] buffer) |
static long |
bytesToVlong(byte[] buffer) |
static int |
compareTo(byte[] left,
byte[] right) |
static int |
compareTo(byte[] b1,
int s1,
int l1,
byte[] b2,
int s2,
int l2) |
static boolean |
equals(byte[] left,
byte[] right) |
static <T> T |
fromBytes(byte[] val,
org.apache.avro.Schema schema,
org.apache.avro.specific.SpecificDatumReader<T> datumReader,
T object) |
static int |
putByte(byte[] bytes,
int offset,
byte b)
Write a single byte out to the specified byte array position.
|
static int |
putBytes(byte[] tgtBytes,
int tgtOffset,
byte[] srcBytes,
int srcOffset,
int srcLength)
Put bytes at the specified byte array position.
|
static long |
readVLong(byte[] buffer,
int offset)
Reads a zero-compressed encoded long from input stream and returns it.
|
static boolean |
toBoolean(byte[] b) |
static byte[] |
toBytes(boolean b)
Convert a boolean to a byte array.
|
static byte[] |
toBytes(ByteBuffer bb)
Returns a new byte array, copied from the passed ByteBuffer.
|
static byte[] |
toBytes(char val)
Convert a char value to a byte array
|
static byte[] |
toBytes(double d) |
static byte[] |
toBytes(float f) |
static byte[] |
toBytes(int val)
Convert an int value to a byte array
|
static byte[] |
toBytes(long val)
Convert a long value to a byte array
|
static byte[] |
toBytes(short val)
Convert a short value to a byte array
|
static byte[] |
toBytes(String s)
Converts a string to a UTF-8 byte array.
|
static <T> byte[] |
toBytes(T o,
org.apache.avro.Schema schema,
org.apache.avro.specific.SpecificDatumWriter<T> datumWriter) |
static char |
toChar(byte[] bytes)
Converts a byte array to a char value
|
static char |
toChar(byte[] bytes,
int offset)
Converts a byte array to a char value
|
static char |
toChar(byte[] bytes,
int offset,
int length)
Converts a byte array to a char value
|
static char[] |
toChars(byte[] bytes)
Converts a byte array to a char array value
|
static char[] |
toChars(byte[] bytes,
int offset)
Converts a byte array to a char array value
|
static char[] |
toChars(byte[] bytes,
int offset,
int length)
Converts a byte array to a char array value
|
static double |
toDouble(byte[] bytes) |
static double |
toDouble(byte[] bytes,
int offset) |
static float |
toFloat(byte[] bytes)
Presumes float encoded as IEEE 754 floating-point "single format"
|
static float |
toFloat(byte[] bytes,
int offset)
Presumes float encoded as IEEE 754 floating-point "single format"
|
static int |
toInt(byte[] bytes)
Converts a byte array to an int value
|
static int |
toInt(byte[] bytes,
int offset)
Converts a byte array to an int value
|
static int |
toInt(byte[] bytes,
int offset,
int length)
Converts a byte array to an int value
|
static long |
toLong(byte[] bytes)
Converts a byte array to a long value
|
static long |
toLong(byte[] bytes,
int offset)
Converts a byte array to a long value
|
static long |
toLong(byte[] bytes,
int offset,
int length)
Converts a byte array to a long value
|
static short |
toShort(byte[] bytes)
Converts a byte array to a short value
|
static short |
toShort(byte[] bytes,
int offset)
Converts a byte array to a short value
|
static short |
toShort(byte[] bytes,
int offset,
int length)
Converts a byte array to a short value
|
static String |
toString(byte[] b) |
static String |
toString(byte[] b,
int off,
int len) |
static String |
toString(byte[] b1,
String sep,
byte[] b2) |
static byte[] |
vintToBytes(long vint) |
public static final int SIZEOF_BOOLEAN
public static final int SIZEOF_BYTE
public static final int SIZEOF_CHAR
public static final int SIZEOF_DOUBLE
public static final int SIZEOF_FLOAT
public static final int SIZEOF_INT
public static final int SIZEOF_LONG
public static final int SIZEOF_SHORT
public static int putBytes(byte[] tgtBytes, int tgtOffset, byte[] srcBytes, int srcOffset, int srcLength)
tgtBytes
- the byte arraytgtOffset
- position in the arraysrcBytes
- byte to write outsrcOffset
- srcLength
- public static int putByte(byte[] bytes, int offset, byte b)
bytes
- the byte arrayoffset
- position in the arrayb
- byte to write outpublic static byte[] toBytes(ByteBuffer bb)
bb
- A ByteBufferpublic static String toString(byte[] b)
b
- Presumed UTF-8 encoded byte array.b
public static String toString(byte[] b, int off, int len)
b
- Presumed UTF-8 encoded byte array.off
- len
- b
public static byte[] toBytes(String s)
s
- public static byte[] toBytes(boolean b)
b
- b
encoded in a byte array.public static boolean toBoolean(byte[] b)
b
- public static byte[] toBytes(long val)
val
- public static long toLong(byte[] bytes)
bytes
- public static long toLong(byte[] bytes, int offset)
bytes
- offset
- public static long toLong(byte[] bytes, int offset, int length)
bytes
- offset
- length
- public static float toFloat(byte[] bytes)
bytes
- public static float toFloat(byte[] bytes, int offset)
bytes
- offset
- public static byte[] toBytes(float f)
f
- public static double toDouble(byte[] bytes)
bytes
- public static double toDouble(byte[] bytes, int offset)
bytes
- offset
- public static byte[] toBytes(double d)
d
- public static byte[] toBytes(int val)
val
- public static int toInt(byte[] bytes)
bytes
- public static int toInt(byte[] bytes, int offset)
bytes
- offset
- public static int toInt(byte[] bytes, int offset, int length)
bytes
- offset
- length
- public static byte[] toBytes(short val)
val
- public static short toShort(byte[] bytes)
bytes
- public static short toShort(byte[] bytes, int offset)
bytes
- offset
- public static short toShort(byte[] bytes, int offset, int length)
bytes
- offset
- length
- public static byte[] toBytes(char val)
val
- public static char toChar(byte[] bytes)
bytes
- public static char toChar(byte[] bytes, int offset)
bytes
- offset
- public static char toChar(byte[] bytes, int offset, int length)
bytes
- offset
- length
- public static char[] toChars(byte[] bytes)
bytes
- public static char[] toChars(byte[] bytes, int offset)
bytes
- offset
- public static char[] toChars(byte[] bytes, int offset, int length)
bytes
- offset
- length
- public static byte[] vintToBytes(long vint)
vint
- Integer to make a vint of.public static long bytesToVlong(byte[] buffer)
buffer
- public static int bytesToVint(byte[] buffer)
buffer
- public static long readVLong(byte[] buffer, int offset) throws IOException
buffer
- Binary arrayoffset
- Offset into array at which vint begins.IOException
public static int compareTo(byte[] left, byte[] right)
left
- right
- public static int compareTo(byte[] b1, int s1, int l1, byte[] b2, int s2, int l2)
b1
- b2
- s1
- Where to start comparing in the left buffers2
- Where to start comparing in the right bufferl1
- How much to compare from the left bufferl2
- How much to compare from the right bufferpublic static boolean equals(byte[] left, byte[] right)
left
- right
- public static <T> T fromBytes(byte[] val, org.apache.avro.Schema schema, org.apache.avro.specific.SpecificDatumReader<T> datumReader, T object) throws IOException
IOException
public static <T> byte[] toBytes(T o, org.apache.avro.Schema schema, org.apache.avro.specific.SpecificDatumWriter<T> datumWriter) throws IOException
IOException
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