in.srain.binpack
Class BinPack

java.lang.Object
  in.srain.binpack.BinPack

public class BinPack
extends java.lang.Object

The core algorithm for binpack implementation.

Author:

http://www.liaohuqiu.net

Field Summary

static byte	BIN_INTEGER_TYPE_Byte
static byte	BIN_INTEGER_TYPE_Int
static byte	BIN_INTEGER_TYPE_Long
static byte	BIN_INTEGER_TYPE_MASK
static byte	BIN_INTEGER_TYPE_Short
static byte	BIN_NUM_MASK
static byte	BIN_NUM_SIGN_BIT
static byte	BIN_TAG_PACK_INTEGER
static byte	BIN_TAG_PACK_NUM
static byte	BIN_TAG_SHUT
static byte	BIN_TYPE_BLOB
static byte	BIN_TYPE_BOOL
static byte	BIN_TYPE_BOOL_FALSE
static byte	BIN_TYPE_DICT
static byte	BIN_TYPE_INTEGER
static byte	BIN_TYPE_INTEGER_NEGATIVE_MASK
static byte	BIN_TYPE_LIST
static byte	BIN_TYPE_NULL
static byte	BIN_TYPE_REAL_DOUBLE
static byte	BIN_TYPE_REAL_FLOAT
static byte	BIN_TYPE_STRING
static java.lang.Object	SHUT_OBJECT

Constructor Summary

BinPack()

Method Summary

static java.lang.Object	decode(byte[] bs, java.lang.String charsetName) Decode from byte array
static byte[]	encode(java.lang.Object obj, java.lang.String charsetName) Encode data into byte array
static void	pack(java.io.OutputStream out, java.lang.Object obj, java.lang.String charsetName)
static void	packBool(java.io.OutputStream out, boolean v)

Methods inherited from class java.lang.Object

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

Field Detail

BIN_TAG_SHUT

public static final byte BIN_TAG_SHUT

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Constant Field Values

BIN_TYPE_LIST

public static final byte BIN_TYPE_LIST

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Constant Field Values

BIN_TYPE_DICT

public static final byte BIN_TYPE_DICT

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Constant Field Values

BIN_TYPE_BOOL

public static final byte BIN_TYPE_BOOL

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Constant Field Values

BIN_TYPE_BOOL_FALSE

public static final byte BIN_TYPE_BOOL_FALSE

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Constant Field Values

BIN_TYPE_REAL_DOUBLE

public static final byte BIN_TYPE_REAL_DOUBLE

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Constant Field Values

BIN_TYPE_REAL_FLOAT

public static final byte BIN_TYPE_REAL_FLOAT

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Constant Field Values

BIN_TYPE_NULL

public static final byte BIN_TYPE_NULL

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Constant Field Values

BIN_TYPE_BLOB

public static final byte BIN_TYPE_BLOB

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Constant Field Values

BIN_TYPE_STRING

public static final byte BIN_TYPE_STRING

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Constant Field Values

BIN_TAG_PACK_NUM

public static final byte BIN_TAG_PACK_NUM

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Constant Field Values

BIN_TAG_PACK_INTEGER

public static final byte BIN_TAG_PACK_INTEGER

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Constant Field Values

BIN_TYPE_INTEGER

public static final byte BIN_TYPE_INTEGER

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Constant Field Values

BIN_TYPE_INTEGER_NEGATIVE_MASK

public static final byte BIN_TYPE_INTEGER_NEGATIVE_MASK

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Constant Field Values

BIN_INTEGER_TYPE_Byte

public static final byte BIN_INTEGER_TYPE_Byte

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Constant Field Values

BIN_INTEGER_TYPE_Short

public static final byte BIN_INTEGER_TYPE_Short

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Constant Field Values

BIN_INTEGER_TYPE_Int

public static final byte BIN_INTEGER_TYPE_Int

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Constant Field Values

BIN_INTEGER_TYPE_Long

public static final byte BIN_INTEGER_TYPE_Long

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Constant Field Values

BIN_INTEGER_TYPE_MASK

public static final byte BIN_INTEGER_TYPE_MASK

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Constant Field Values

BIN_NUM_SIGN_BIT

public static final byte BIN_NUM_SIGN_BIT

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Constant Field Values

BIN_NUM_MASK

public static final byte BIN_NUM_MASK

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Constant Field Values

SHUT_OBJECT

public static final java.lang.Object SHUT_OBJECT

Constructor Detail

BinPack

public BinPack()

Method Detail

encode

public static byte[] encode(java.lang.Object obj,
                            java.lang.String charsetName)

Encode data into byte array

Parameters:

obj -

charsetName -

Returns:

byte[]

pack

public static void pack(java.io.OutputStream out,
                        java.lang.Object obj,
                        java.lang.String charsetName)
                 throws java.io.IOException

Throws:

java.io.IOException

decode

public static java.lang.Object decode(byte[] bs,
                                      java.lang.String charsetName)

Decode from byte array

Parameters:

bs -

charsetName -

Returns:

packBool

public static void packBool(java.io.OutputStream out,
                            boolean v)
                     throws java.io.IOException

Throws:

java.io.IOException