T - type of the 1st element. 第1个元素的类型Tuple, SerializableEasyTuple1public class Tuple1<T> extends TupleBase
| 限定符和类型 | 字段 | 说明 |
|---|---|---|
T |
_1 |
The 1st element of this tuple.
|
private static long |
serialVersionUID |
| 限定符和类型 | 方法 | 说明 |
|---|---|---|
Tuple1<T> |
alias(TupleAlias... aliases) |
Setting tuple's aliases.
|
Tuple1<T> |
alias(String... aliases) |
Setting tuple's aliases.
|
int |
arity() |
The size of this Tuple.
元组的元素数量 |
Tuple1<T> |
copy() |
clone a tuple by shallow copy.
|
Tuple1<T> |
copyAliases(Tuple tuple) |
Copy aliases from other tuple.
|
T |
element(int n) |
The nth element of this tuple
从元组中取第n个元素 |
__, __, aliasesEquals, aliasType, clearAlias, containsAlias, containsAlias, elementWithAlias, elementWithTupleAlias, equals, getAliases, getTupleAliases, toMap, toSI, toStringprivate static final long serialVersionUID
public final T _1
public Tuple1(T _1)
Tuple1. Tuple1构造器。_1 - The value of 1st elementpublic int arity()
Tuplepublic Tuple1<T> alias(TupleAlias... aliases)
TupleTuple.arity() , will throw NumberOfAliasesExceptionNumberOfAliasesException Examples:
// MyTupleAlias.java
package mypackage;
public enum MyTupleAlias implements TupleAlias {
// You can put All aliases in one `enum MyTupleAlias` for all Tuple Type,
// or create more enum by category: enum UserAliases, enum AddressAliases ...
// 可以把所有的Tuple要用到的别名全部放在一个枚举类型中,可以使用一些特殊命名为Alias分类,
// 如下面的 $USER_ALIAS$, $ORDER_ALIAS$。
// 也可以创建多个枚举类型用于存储不同的Tuple数据。
$USER_ALIAS$,
ID, NAME, TEL, AGE, BIRTHDAY, PROVINCE, CITY, REGISTERTIME,
$ORDER_ALIAS$,
ORDERID, GOODSID, USERID, PRICE, QUANTITY, ORDERTIME, PAYTIME
}
// TestMain.java
package test.xxx;
import static mypackage.MyTupleAlias.*; // import MyTupleAlias
Tuple3<Integer, String, Integer> tuple = new Tuple3<>(1, "Tom", 20);
tuple.alias(ID, NAME, AGE);
public Tuple1<T> alias(String... aliases)
TupleTuple.alias(TupleAlias...) Tuple.alias(TupleAlias...) 这个方法设置别名。alias 在接口中 Tuplealias 在类中 TupleBasealiases - aliases. 别名Tuple.alias(TupleAlias...)public Tuple1<T> copyAliases(Tuple tuple)
TuplecopyAliases 在接口中 TuplecopyAliases 在类中 TupleBasetuple - other tuplepublic T element(int n)
Tuplen - index 序号Copyright © 2023 io-fairy. All rights reserved.