sf.tools.EnumUtils Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of sorm Show documentation

java jpa tool for spring

The newest version!

package sf.tools;

public class EnumUtils {
    /**
     * 获得枚举，根据EnumMapping 注解，如果没有，则使用枚举名称
     * @param c     枚举类
     * @param value 参考值
     * @return
     */
    public static Enum getEnumByValue(Class c, Object value) {
        if (!c.isEnum())
            throw new IllegalArgumentException(c.getName());
        Object[] enums = c.getEnumConstants();
        for (Object o : enums) {
            if (value == o) {
                return (Enum) o;
            }
        }
        return null;
    }

    public static Object getValueByEnum(Object en) {
        if (en == null) return null;
        Class c = en.getClass();
        return getEnumByValue(c, en);
    }
}