com.mybatisflex.core.query.If Maven / Gradle / Ivy
/*
* Copyright (c) 2022-2025, Mybatis-Flex ([email protected]).
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.mybatisflex.core.query;
import com.mybatisflex.core.util.StringUtil;
import java.util.Collection;
import java.util.Map;
public class If {
private If() {
}
/**
* 判断对象是否为空
*/
public static boolean isNull(Object object) {
return object == null;
}
/**
* 判断对象是否非空
*/
public static boolean notNull(Object object) {
return object != null;
}
public static boolean isEmpty(T[] array) {
return array != null && array.length == 0;
}
public static boolean isNotEmpty(T[] array) {
return !isEmpty(array);
}
public static boolean isEmpty(Map map) {
return map != null && map.isEmpty();
}
public static boolean isNotEmpty(Map map) {
return !isEmpty(map);
}
public static boolean isEmpty(Collection collection) {
return collection != null && collection.isEmpty();
}
public static boolean isNotEmpty(Collection collection) {
return !isEmpty(collection);
}
/**
* 查看某个 string 对象是否有文本内容
*/
public static boolean hasText(String string) {
return StringUtil.hasText(string);
}
}