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package com.takensoft.common.excel.util;
import lombok.NoArgsConstructor;
import java.lang.annotation.Annotation;
import java.lang.reflect.Field;
import java.util.*;
@NoArgsConstructor
public final class SuperClassReflectionUtil {
public static List<Field> getAllFields(Class<?> clazz) {
List<Field> fields = new ArrayList<>();
for (Class<?> clazzInclasses : getAllClassesIncludingSuperClasses(clazz, true)) {
fields.addAll(Arrays.asList(clazzInclasses.getDeclaredFields()));
}
return fields;
}
public static Annotation getAnnotation(Class<?> clazz, Class<? extends Annotation> targetAnnotation) {
for (Class<?> clazzInclasses : getAllClassesIncludingSuperClasses(clazz, false)) {
if (clazzInclasses.isAnnotationPresent(targetAnnotation)) {
return clazzInclasses.getAnnotation(targetAnnotation);
}
}
return null;
}
public static Field getField(Class<?> clazz, String name) throws NoSuchFieldException {
for (Class<?> clazzInclasses : getAllClassesIncludingSuperClasses(clazz, false)) {
for (Field field : clazzInclasses.getDeclaredFields()) {
if (field.getName().equals(name)) {
return clazzInclasses.getDeclaredField(name);
}
}
}
throw new NoSuchFieldException();
}
private static List<Class<?>> getAllClassesIncludingSuperClasses(Class<?> clazz, boolean fromSuper) {
List<Class<?>> classes = new ArrayList<>();
while (clazz != null) {
classes.add(clazz);
clazz = clazz.getSuperclass();
}
if (fromSuper) {
Collections.reverse(classes);
}
return classes;
}
}