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change split

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This commit is contained in:
Looly 2021-03-31 08:26:22 +08:00
parent ad54b670f9
commit c978dcc73b
2 changed files with 5 additions and 3 deletions
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3
CHANGELOG.md
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@ -3,10 +3,11 @@
------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------------------------------------------------------
# 5.6.3 (2021-03-30) # 5.6.3 (2021-03-31)
### 新特性 ### 新特性
* 【core 】 修改数字转换的实现，增加按照指定端序转换（pr#1492@Github） * 【core 】 修改数字转换的实现，增加按照指定端序转换（pr#1492@Github）
* 【core 】 修改拆分byte数组时最后一组长度的规则（pr#1494@Github）
### Bug修复 ### Bug修复
------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------------------------------------------------------

5
hutool-core/src/main/java/cn/hutool/core/util/PrimitiveArrayUtil.java
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@ -528,14 +528,15 @@ public class PrimitiveArrayUtil {
*/ */
public static byte[][] split(byte[] array, int len) { public static byte[][] split(byte[] array, int len) {
int amount = array.length / len; int amount = array.length / len;
int remainder = array.length % len; final int remainder = array.length % len;
if (remainder != 0) { if (remainder != 0) {
++amount; ++amount;
} }
byte[][] arrays = new byte[amount][]; final byte[][] arrays = new byte[amount][];
byte[] arr; byte[] arr;
for (int i = 0; i < amount; i++) { for (int i = 0; i < amount; i++) {
if (i == amount - 1 && remainder != 0) { if (i == amount - 1 && remainder != 0) {
// 有剩余，按照实际长度创建
arr = new byte[remainder]; arr = new byte[remainder];
System.arraycopy(array, i * len, arr, 0, remainder); System.arraycopy(array, i * len, arr, 0, remainder);
} else { } else {