public abstract class ComUtil extends Object
| 构造器和说明 |
|---|
ComUtil() |
| 限定符和类型 | 方法和说明 |
|---|---|
static String |
firstUpper(String str) |
static boolean |
isAllUpperCase(String str) |
static boolean |
isEmpty(Object obj)
判断对象是否为空
|
static boolean |
isNotEmpty(Object obj) |
static String |
toCamelCase(String inputString)
转为驼峰名称,如:userType,和
toUnderlineCase(java.lang.String) 相反用法 |
static String |
toSymbolCase(CharSequence str,
char symbol) |
static String |
toUnderlineCase(String str)
转为下划线字段名称,如:user_type,和
toCamelCase(java.lang.String) 相反用法 |
static String[] |
trimArray(String[] array)
去除字符串数组中每个元素左右空格
|
static List<String> |
trimList(List<String> list)
去除字符串list中每个元素左右空格
|
public static boolean isEmpty(Object obj)
obj - 对象public static boolean isNotEmpty(Object obj)
public static boolean isAllUpperCase(String str)
public static String toCamelCase(String inputString)
toUnderlineCase(java.lang.String) 相反用法inputString - 字符串public static String toUnderlineCase(String str)
toCamelCase(java.lang.String) 相反用法str - 字符串public static String toSymbolCase(CharSequence str, char symbol)
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