public final class Validate extends Object
Modifier and Type | Method and Description |
---|---|
static boolean |
isNullOrEmpty(String string)
Checks that the specified String is not null or empty.
|
static boolean |
isNullOrEmptyOrQuestionMark(String string)
Checks that the specified String is not null or empty or question mark "?".
|
static boolean |
isReadable(File path) |
static void |
isReadable(File file,
String message)
Checks that the specified
File is not null, exists and represents a readable file, throws exception if it is
empty or null and does not represent a path to a file. |
static void |
isReadable(String path,
String message)
Checks that the specified String is not null or empty and represents a readable file, throws exception if it is
empty or null and does not represent a path to a file.
|
static void |
notEmpty(Collection<?> collection,
String message)
Checks that collection is not
null or empty, throws exception if it is. |
static void |
notNull(Object obj,
String message)
Checks that object is not null, throws exception if it is.
|
static void |
notNullAndNoNullValues(Object[] objects,
String message)
Checks that the specified array is not null or contain any null values.
|
static void |
notNullOrEmpty(String string,
String message)
Checks that the specified String is not null or empty, throws exception if it is.
|
static void |
readable(File path,
String message)
Checks that the specified String is not null or empty and represents a readable file, throws exception if it is
empty or null and does not represent a path to a file.
|
static void |
readable(String path,
String message)
Checks that the specified String is not null or empty and represents a readable file, throws exception if it is
empty or null and does not represent a path to a file.
|
static void |
stateNotNull(Object obj,
String message)
Checks that object is not null, throws exception if it is.
|
static void |
writeableDirectory(String path,
String message)
Checks that the specified String is not null or empty and represents a writeable directory, throws exception if
it is empty or null and does not represent a path to a directory.
|
public static void notNull(Object obj, String message) throws IllegalArgumentException
obj
- The object to checkmessage
- The exception messageIllegalArgumentException
- Thrown if obj is nullpublic static void stateNotNull(Object obj, String message) throws IllegalStateException
obj
- The object to checkmessage
- The exception messageIllegalStateException
- Thrown if obj is nullpublic static void notEmpty(Collection<?> collection, String message) throws IllegalArgumentException
null
or empty, throws exception if it is.collection
- The collection to be checkedmessage
- The exception messageIllegalArgumentException
- Thrown if collection
is null
or emptypublic static boolean isNullOrEmpty(String string)
string
- The object to checktrue
if specified String is null or empty, false
otherwisepublic static boolean isNullOrEmptyOrQuestionMark(String string)
string
- The object to checktrue
if specified String is null or empty, false
otherwisepublic static void notNullOrEmpty(String string, String message) throws IllegalArgumentException
string
- The object to checkmessage
- The exception messageIllegalArgumentException
- Thrown if string is nullpublic static void readable(String path, String message) throws IllegalArgumentException
path
- The path to checkmessage
- The exception messageIllegalArgumentException
- Thrown if path is empty, null or invalidpublic static void readable(File path, String message) throws IllegalArgumentException
path
- The path to checkmessage
- The exception messageIllegalArgumentException
- Thrown if path is empty, null or invalidpublic static boolean isReadable(File path)
public static void writeableDirectory(String path, String message) throws IllegalArgumentException
path
- The path to checkmessage
- The exception messageIllegalArgumentException
- Thrown if path is empty, null or invalidpublic static void notNullAndNoNullValues(Object[] objects, String message)
objects
- The object to checkmessage
- The exception messagepublic static void isReadable(File file, String message) throws IllegalArgumentException
File
is not null, exists and represents a readable file, throws exception if it is
empty or null and does not represent a path to a file.file
- The File
to checkmessage
- The exception messageIllegalArgumentException
- Thrown if path is empty, null or invalidpublic static void isReadable(String path, String message) throws IllegalArgumentException
path
- The path to checkmessage
- The exception messageIllegalArgumentException
- Thrown if path is empty, null or invalidCopyright © 2022 JBoss by Red Hat. All rights reserved.