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feat($Enum): abstract common methods for enum
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common/src/main/java/com/jmsoftware/maf/common/bean/EnumerationBase.java
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common/src/main/java/com/jmsoftware/maf/common/enumeration/ValueDescriptionBaseEnum.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,175 @@ | ||
| package com.jmsoftware.maf.common.enumeration; | ||
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| import cn.hutool.core.util.ArrayUtil; | ||
| import cn.hutool.core.util.EnumUtil; | ||
| import cn.hutool.core.util.ObjectUtil; | ||
| import cn.hutool.core.util.StrUtil; | ||
| import lombok.NonNull; | ||
| import lombok.val; | ||
|
|
||
| /** | ||
| * <h1>ValueDescriptionBaseEnum</h1> | ||
| * <p> | ||
| * Change description here. | ||
| * | ||
| * @param <V> the type of value | ||
| * @author Johnny Miller (鍾俊), email: johnnysviva@outlook.com, 2/27/22 11:32 AM | ||
| */ | ||
| @SuppressWarnings("unused") | ||
| public interface ValueDescriptionBaseEnum<V> { | ||
| /** | ||
| * Gets value, which represents the value stored in database | ||
| * | ||
| * @return the value | ||
| */ | ||
| V getValue(); | ||
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| /** | ||
| * Gets description, which indicates what the value represents for. | ||
| * | ||
| * @return the description | ||
| */ | ||
| String getDescription(); | ||
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|
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| /** | ||
| * Check if the value exists in the enums. | ||
| * | ||
| * @param <T> the type parameter | ||
| * @param enums the enums | ||
| * @param value the value | ||
| * @return the boolean | ||
| */ | ||
| static <T> boolean exists(@NonNull ValueDescriptionBaseEnum<T>[] enums, T value) { | ||
| if (!EnumUtil.isEnum(enums[0])) { | ||
| throw new IllegalArgumentException("Not an enum type"); | ||
| } | ||
| if (value == null) { | ||
| return false; | ||
| } | ||
| if (ArrayUtil.isEmpty(enums)) { | ||
| return false; | ||
| } | ||
| for (ValueDescriptionBaseEnum<T> e : enums) { | ||
| if (value.equals(e.getValue())) { | ||
| return true; | ||
| } | ||
| } | ||
| return false; | ||
| } | ||
|
|
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| /** | ||
| * Exists boolean. | ||
| * | ||
| * @param <E> the type of enum | ||
| * @param <V> the type of value | ||
| * @param enumClass the enum class | ||
| * @param value the value | ||
| * @return the boolean | ||
| */ | ||
| @SuppressWarnings("unchecked") | ||
| static <E extends Enum<? extends ValueDescriptionBaseEnum<V>>, V> boolean exists(@NonNull Class<E> enumClass, V value) { | ||
| for (Enum<? extends ValueDescriptionBaseEnum<V>> e : enumClass.getEnumConstants()) { | ||
| if (((ValueDescriptionBaseEnum<V>) e).getValue().equals(value)) { | ||
| return true; | ||
| } | ||
| } | ||
| return false; | ||
| } | ||
|
|
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| /** | ||
| * Gets description by value. | ||
| * | ||
| * @param <E> the type parameter | ||
| * @param <V> the type parameter | ||
| * @param enumClass the enum class | ||
| * @param value the value | ||
| * @return the description by value | ||
| */ | ||
| @SuppressWarnings("unchecked") | ||
| static <E extends Enum<? extends ValueDescriptionBaseEnum<V>>, V> String getDescriptionByValue(@NonNull Class<E> enumClass, V value) { | ||
| if (value == null) { | ||
| return null; | ||
| } | ||
| for (Enum<? extends ValueDescriptionBaseEnum<V>> e : enumClass.getEnumConstants()) { | ||
| if (((ValueDescriptionBaseEnum<V>) e).getValue().equals(value)) { | ||
| return ((ValueDescriptionBaseEnum<?>) e).getDescription(); | ||
| } | ||
| } | ||
| return null; | ||
| } | ||
|
|
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| /** | ||
| * Gets by enum name. | ||
| * | ||
| * @param <E> the type parameter | ||
| * @param <V> the type parameter | ||
| * @param enumClass the enum class | ||
| * @param enumName the enum name | ||
| * @return the by enum name | ||
| */ | ||
| @SuppressWarnings("unchecked") | ||
| static <E extends Enum<? extends ValueDescriptionBaseEnum<V>>, V> E getByEnumName( | ||
| @NonNull Class<E> enumClass, | ||
| String enumName | ||
| ) { | ||
| if (StrUtil.isEmpty(enumName)) { | ||
| return null; | ||
| } | ||
| for (Enum<? extends ValueDescriptionBaseEnum<V>> e : enumClass.getEnumConstants()) { | ||
| if (StrUtil.equalsIgnoreCase(e.name(), enumName)) { | ||
| return (E) e; | ||
| } | ||
| } | ||
| return null; | ||
| } | ||
|
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||
|
|
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| /** | ||
| * Gets value by enum name. | ||
| * | ||
| * @param <E> the type parameter | ||
| * @param <V> the type parameter | ||
| * @param enumClass the enum class | ||
| * @param enumName the enum name | ||
| * @return the value by enum name | ||
| */ | ||
| @SuppressWarnings("unchecked") | ||
| static <E extends Enum<? extends ValueDescriptionBaseEnum<V>>, V> V getValueByEnumName( | ||
| @NonNull Class<E> enumClass, | ||
| String enumName | ||
| ) { | ||
| if (StrUtil.isEmpty(enumName)) { | ||
| return null; | ||
| } | ||
| val e = ((ValueDescriptionBaseEnum<V>) getByEnumName(enumClass, enumName)); | ||
| if (e != null) { | ||
| return e.getValue(); | ||
| } | ||
| return null; | ||
| } | ||
|
|
||
| /** | ||
| * Gets by value. | ||
| * | ||
| * @param <E> the type parameter | ||
| * @param <V> the type parameter | ||
| * @param enumClass the enum class | ||
| * @param value the value | ||
| * @return the by value | ||
| */ | ||
| @SuppressWarnings("unchecked") | ||
| static <E extends Enum<? extends ValueDescriptionBaseEnum<V>>, V> E getByValue( | ||
| @NonNull Class<E> enumClass, | ||
| V value | ||
| ) { | ||
| if (ObjectUtil.isNull(value)) { | ||
| return null; | ||
| } | ||
| for (Enum<? extends ValueDescriptionBaseEnum<V>> e : enumClass.getEnumConstants()) { | ||
| if (((ValueDescriptionBaseEnum<V>) e).getValue().equals(value)) { | ||
| return (E) e; | ||
| } | ||
| } | ||
| return null; | ||
| } | ||
| } |
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