net.eulerframework.common.util

类 Assert

java.lang.Object

net.eulerframework.common.util.Assert

public abstract class Assert
extends Object

Assertion utility class.

Some code was copied from org.springframework.util.Assert copyright belongs to the original author.

作者:

cFrost

构造器概要

构造器

构造器和说明
Assert()

方法概要

限定符和类型	方法和说明
static void	hasText(String text) Assert that the given String has valid text content; that is, it must not be null and must contain at least one non-whitespace character.
static <T extends RuntimeException> void	hasText(String text, Class<T> exceptionClass, String message)
static void	hasText(String text, String message) Assert that the given String has valid text content; that is, it must not be null and must contain at least one non-whitespace character.
static void	isFalse(boolean expression)
static <T extends RuntimeException> void	isFalse(boolean expression, Class<T> exceptionClass, String message)
static void	isFalse(boolean expression, String message)
static void	isNull(Object object)
static <T extends RuntimeException> void	isNull(Object object, Class<T> exceptionClass, String message)
static void	isNull(Object object, String message)
static void	isTrue(boolean expression)
static <T extends RuntimeException> void	isTrue(boolean expression, Class<T> exceptionClass, String message)
static void	isTrue(boolean expression, String message)
static void	notNull(Object object)
static <T extends RuntimeException> void	notNull(Object object, Class<T> exceptionClass, String message)
static void	notNull(Object object, String message)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

Assert

public Assert()

方法详细资料

isTrue

public static void isTrue(boolean expression)

isTrue

public static void isTrue(boolean expression,
                          String message)

isTrue

public static <T extends RuntimeException> void isTrue(boolean expression,
                                                       Class<T> exceptionClass,
                                                       String message)

isFalse

public static void isFalse(boolean expression)

isFalse

public static void isFalse(boolean expression,
                           String message)

isFalse

public static <T extends RuntimeException> void isFalse(boolean expression,
                                                        Class<T> exceptionClass,
                                                        String message)

notNull

public static void notNull(Object object)

notNull

public static void notNull(Object object,
                           String message)

notNull

public static <T extends RuntimeException> void notNull(Object object,
                                                        Class<T> exceptionClass,
                                                        String message)

isNull

public static void isNull(Object object)

isNull

public static void isNull(Object object,
                          String message)

isNull

public static <T extends RuntimeException> void isNull(Object object,
                                                       Class<T> exceptionClass,
                                                       String message)

hasText

public static void hasText(String text)

Assert that the given String has valid text content; that is, it must not be null and must contain at least one non-whitespace character.

Assert.hasText(name);

参数:

text - the String to check

抛出:

IllegalArgumentException - if the text does not contain valid text content

另请参阅:

StringUtils.hasText(java.lang.CharSequence)

hasText

public static void hasText(String text,
                           String message)

Assert that the given String has valid text content; that is, it must not be null and must contain at least one non-whitespace character.

Assert.hasText(name, "'name' must not be empty");

参数:

text - the String to check

message - the exception message to use if the assertion fails

抛出:

IllegalArgumentException - if the text does not contain valid text content

另请参阅:

StringUtils.hasText(java.lang.CharSequence)

hasText

public static <T extends RuntimeException> void hasText(String text,
                                                        Class<T> exceptionClass,
                                                        String message)