TextUtils

public final class TextUtils
extends Object

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static boolean`	`containsBlanks(CharSequence s)`
`static boolean`	`isBlank(CharSequence s)` Returns true if the parameter is null or contains only whitespace
`static boolean`	`isEmpty(CharSequence s)` Returns true if the parameter is null or of zero length
`static String`	`toHexString(byte[] bytes)`

public static boolean containsBlanks(CharSequence s)

isBlank
```
public static boolean isBlank(CharSequence s)
```
Returns true if the parameter is null or contains only whitespace

isEmpty
```
public static boolean isEmpty(CharSequence s)
```
Returns true if the parameter is null or of zero length

public static String toHexString(byte[] bytes)

Class TextUtils