zhouxy108/plusone-commons
1
0
Fork 0
forked from plusone/plusone-commons
Code Pull Requests Activity

整理代码。

Browse Source
This commit is contained in:
ZhouXY108
2023-04-15 20:16:21 +08:00
parent f1300e9a5c
commit 1959d1b2cb
9 changed files with 113 additions and 139 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/main/java/xyz/zhouxy/plusone/commons/util/EnumUtil.java
View File

@@ -18,6 +18,9 @@ package xyz.zhouxy.plusone.commons.util;
import java.util.Objects;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
/**
* 枚举工具类
*
@@ -37,7 +40,7 @@ public final class EnumUtil {
* @param ordinal 数据库中对应的数值
* @return 枚举对象
*/
public static <E extends Enum<?>> E valueOf(Class<E> clazz, int ordinal) {
public static <E extends Enum<?>> E valueOf(@Nonnull Class<E> clazz, int ordinal) {
E[] values = clazz.getEnumConstants();
try {
return values[ordinal];
@@ -54,11 +57,12 @@ public final class EnumUtil {
* @param ordinal 数据库中对应的数值
* @return 枚举对象
*/
public static <E extends Enum<?>> E getValueOrDefault(Class<E> clazz, Integer ordinal) {
public static <E extends Enum<?>> E getValueOrDefault(@Nonnull Class<E> clazz, @Nullable Integer ordinal) {
E[] values = clazz.getEnumConstants();
try {
return Objects.nonNull(ordinal) ? values[ordinal] : values[0];
} catch (IndexOutOfBoundsException e) {
Objects.requireNonNull(ordinal);
throw new EnumConstantNotPresentException(clazz, Integer.toString(ordinal));
}
}
@@ -71,19 +75,17 @@ public final class EnumUtil {
* @param ordinal 数据库中对应的数值
* @return 枚举对象
*/
public static <E extends Enum<?>> E getValueNullable(Class<E> clazz, Integer ordinal) {
public static <E extends Enum<?>> E getValueNullable(@Nonnull Class<E> clazz, @Nullable Integer ordinal) {
E[] values = clazz.getEnumConstants();
try {
return Objects.nonNull(ordinal) ? values[ordinal] : null;
} catch (IndexOutOfBoundsException e) {
Objects.requireNonNull(ordinal);
throw new EnumConstantNotPresentException(clazz, Integer.toString(ordinal));
}
}
public static <E extends Enum<?>> Integer checkOrdinal(Class<E> clazz, Integer ordinal) {
if (ordinal == null) {
throw new IllegalArgumentException("ordinal 不能为空");
}
public static <E extends Enum<?>> Integer checkOrdinal(@Nonnull Class<E> clazz, @Nonnull Integer ordinal) {
E[] values = clazz.getEnumConstants();
if (ordinal >= 0 && ordinal < values.length) {
return ordinal;
@@ -91,15 +93,15 @@ public final class EnumUtil {
throw new EnumConstantNotPresentException(clazz, Integer.toString(ordinal));
}
public static <E extends Enum<?>> Integer checkOrdinalNullable(Class<E> clazz, Integer ordinal) {
if (Objects.isNull(ordinal)) {
public static <E extends Enum<?>> Integer checkOrdinalNullable(@Nonnull Class<E> clazz, @Nullable Integer ordinal) {
if (ordinal == null) {
return null;
}
return checkOrdinal(clazz, ordinal);
}
public static <E extends Enum<?>> Integer checkOrdinalOrDefault(Class<E> clazz, Integer ordinal) {
if (Objects.isNull(ordinal)) {
public static <E extends Enum<?>> Integer checkOrdinalOrDefault(@Nonnull Class<E> clazz, @Nullable Integer ordinal) {
if (ordinal == null) {
return 0;
}
return checkOrdinal(clazz, ordinal);