de/backend/src/main/java/io/dataease/auth/util/ReflectUtil.java
2023-08-24 17:21:24 +08:00

60 lines
1.8 KiB
Java

package io.dataease.auth.util;
import org.apache.commons.lang3.StringUtils;
import java.lang.reflect.Field;
import java.util.Arrays;
import java.util.Collection;
import java.util.Map;
public class ReflectUtil {
public static Object getFieldValue(Object o, String fieldName) throws Exception {
Class<?> aClass = o.getClass();
while (null != aClass.getSuperclass()) {
Field[] declaredFields = aClass.getDeclaredFields();
for (int i = 0; i < declaredFields.length; i++) {
Field field = declaredFields[i];
String name = field.getName();
if (StringUtils.equals(name, fieldName)) {
field.setAccessible(true);
return field.get(o);
}
}
aClass = aClass.getSuperclass();
}
throw new NoSuchFieldException(fieldName);
}
private final static String[] wrapClasies = {
"java.lang.Boolean",
"java.lang.Character",
"java.lang.Integer",
"java.lang.Byte",
"java.lang.Short",
"java.lang.Long",
"java.lang.Float",
"java.lang.Double",
};
public static Boolean isString(Class clz) {
return StringUtils.equals("java.lang.String", clz.getName());
}
public static Boolean isArray(Class clz) {
return clz.isArray();
}
public static Boolean isCollection(Class clz) {
return Collection.class.isAssignableFrom(clz);
}
public static Boolean isMap(Class clz) {
return Map.class.isAssignableFrom(clz);
}
public static Boolean isWrapClass(Class clz) {
return Arrays.stream(wrapClasies).anyMatch(item -> StringUtils.equals(item, clz.getName()));
}
}