cn.gongler.util.protocol.itemtype

类 NumberItemType

java.lang.Object

cn.gongler.util.protocol.itemtype.ItemType<NumberItemType>

cn.gongler.util.protocol.itemtype.NumberItemType

直接已知子类:

ComplementSignedNumberItemType, FlagSignedNumberItemType

public class NumberItemType
extends ItemType<NumberItemType>

作者:

gongler

字段概要

字段

限定符和类型	字段和说明
protected int	allBits

从类继承的字段 cn.gongler.util.protocol.itemtype.ItemType

CSTR

构造器概要

构造器

构造器和说明
NumberItemType(int bytes, int bits, String name)
NumberItemType(int bytes, String name)

方法概要

限定符和类型	方法和说明
protected void	addSubitemImpl(Item item, Object subitemValue)
int	allBits()
static NumberItemType	BCD(int bytes, String name)
NumberItemType	bit(int bitIndex, String trueNote)
int	bits()
NumberItemType	bits(int lowBitIndex, int highBitIndex, Object... map) 调用例子： bits(8, 9, 0b00, "空车", 0b01,"半载", 0b10,"保留", 0b11,"满载");
int	bytes()
Item	create()
NumberItemType	decoder(java.util.function.Function<Long,Long> decoder, java.util.function.Function<Long,Long> encoder)
NumberItemType	defaultVal(long defaultVal)
protected Item	getSubitemImpl(Item item, int key)
protected Class	insideValueClass()
boolean	isDoubleType()
Item	load(BytesLoader in)
Item	load(Scanner in) 允许从字符串载入数据(为数据库载入准备)
protected long	objectToLong(Object itemValue)
protected void	safeSetItemValue(Item item, Object newValue)
int	statementParamImpl(Item item, CallableStatement statement, int pos)
void	toBytes(Object itemValue, BytesBuilder out)
double	toDouble(Object itemValue)
double	toDoubleImpl(Item item)
String	toString(Object itemValue)
NumberItemType	valueElseNote(String valueNote)
NumberItemType	valueNote(long val, String valueNote)
NumberItemType	valueNote(Map<Long,String> valueNames)
NumberItemType	显示进制(int digits)
NumberItemType	小数位数(int len) 用于定点小数

从类继承的方法 cn.gongler.util.protocol.itemtype.ItemType

_newItem, BCD_DATE, BCD_DATETIME, BIN, BITS, BYTES_ASC, BYTES, dbParamCount, DEC, description, description, flatItemTypes, formatFlatObjects, HEX, itemValue, LIST_H4, LIST, load, load, match, name, NUM, REMAIN_BYTES, setSubitemImpl, SNUM, STR, STRUCT, toBytes, toFlatObject, toString, toString, 包类型

从类继承的方法 java.lang.Object

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

字段详细资料

allBits

protected final int allBits

构造器详细资料

NumberItemType

public NumberItemType(int bytes,
                      String name)

NumberItemType

public NumberItemType(int bytes,
                      int bits,
                      String name)

方法详细资料

BCD

public static NumberItemType BCD(int bytes,
                                 String name)

bytes

public int bytes()

bits

public int bits()

allBits

public int allBits()

valueNote

public NumberItemType valueNote(long val,
                                String valueNote)

valueElseNote

public NumberItemType valueElseNote(String valueNote)

valueNote

public NumberItemType valueNote(Map<Long,String> valueNames)

bit

public NumberItemType bit(int bitIndex,
                          String trueNote)

bits

public NumberItemType bits(int lowBitIndex,
                           int highBitIndex,
                           Object... map)

调用例子： bits(8, 9, 0b00, "空车", 0b01,"半载", 0b10,"保留", 0b11,"满载");

参数:

lowBitIndex - 低位索引

highBitIndex - 包含本位

map - pairs

返回:

itemType

小数位数

public NumberItemType 小数位数(int len)

用于定点小数

参数:

len - length

返回:

itemType

显示进制

public NumberItemType 显示进制(int digits)

defaultVal

public NumberItemType defaultVal(long defaultVal)

create

public Item create()

指定者:

create 在类中 ItemType<NumberItemType>

返回:

item

load

public Item load(Scanner in)

从类复制的说明: ItemType

允许从字符串载入数据(为数据库载入准备)

指定者:

load 在类中 ItemType<NumberItemType>

参数:

in - scanner

返回:

item

decoder

public NumberItemType decoder(java.util.function.Function<Long,Long> decoder,
                              java.util.function.Function<Long,Long> encoder)

参数:

decoder - 接收时，的解密

encoder - 发送前的加密

返回:

itemType 2021年10月29日

load

public Item load(BytesLoader in)

指定者:

load 在类中 ItemType<NumberItemType>

参数:

in - loader

返回:

item

insideValueClass

protected Class insideValueClass()

指定者:

insideValueClass 在类中 ItemType<NumberItemType>

safeSetItemValue

protected void safeSetItemValue(Item item,
                                Object newValue)

覆盖:

safeSetItemValue 在类中 ItemType<NumberItemType>

参数:

item - item

newValue - newValue

toBytes

public void toBytes(Object itemValue,
                    BytesBuilder out)

指定者:

toBytes 在类中 ItemType<NumberItemType>

参数:

itemValue - itemValue

out - builder

objectToLong

protected long objectToLong(Object itemValue)

参数:

itemValue - itemValue

返回:

long

toDouble

public double toDouble(Object itemValue)

isDoubleType

public boolean isDoubleType()

toString

public String toString(Object itemValue)

覆盖:

toString 在类中 ItemType<NumberItemType>

参数:

itemValue - itemValue

返回:

string

statementParamImpl

public int statementParamImpl(Item item,
                              CallableStatement statement,
                              int pos)
                       throws SQLException

覆盖:

statementParamImpl 在类中 ItemType<NumberItemType>

抛出:

SQLException

toDoubleImpl

public double toDoubleImpl(Item item)

覆盖:

toDoubleImpl 在类中 ItemType<NumberItemType>

getSubitemImpl

protected Item getSubitemImpl(Item item,
                              int key)

指定者:

getSubitemImpl 在类中 ItemType<NumberItemType>

addSubitemImpl

protected void addSubitemImpl(Item item,
                              Object subitemValue)

指定者:

addSubitemImpl 在类中 ItemType<NumberItemType>