程序包 com.mysql.cj.exceptions

类 AssertionFailedException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

com.mysql.cj.exceptions.CJException

com.mysql.cj.exceptions.AssertionFailedException

所有已实现的接口:

Serializable

public class AssertionFailedException
extends CJException

Assertions for empty code paths that should never be executed.

另请参阅:

序列化表格

字段概要

从类继承的字段 com.mysql.cj.exceptions.CJException

exceptionMessage

构造器概要

构造器

构造器	说明
AssertionFailedException(Exception ex)	Creates an AssertionFailedException for the given exception that should never have been thrown.
AssertionFailedException(String assertion)	Creates an AssertionFailedException for the reason given.

方法概要

修饰符和类型	方法	说明
static AssertionFailedException	shouldNotHappen(Exception ex)	Convenience method.
static AssertionFailedException	shouldNotHappen(String assertion)	Create (and caller should subsequently throw) an AssertionFailedException.

从类继承的方法 com.mysql.cj.exceptions.CJException

appendMessage, getMessage, getSQLState, getVendorCode, isTransient, setSQLState, setTransient, setVendorCode

从类继承的方法 java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

从类继承的方法 java.lang.Object

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

构造器详细资料

AssertionFailedException

public AssertionFailedException(Exception ex)

Creates an AssertionFailedException for the given exception that should never have been thrown.

参数:

ex - the exception that should never have been thrown.

AssertionFailedException

public AssertionFailedException(String assertion)

Creates an AssertionFailedException for the reason given.

参数:

assertion - a description of the assertion that failed

方法详细资料

shouldNotHappen

public static AssertionFailedException shouldNotHappen(Exception ex)
                                                throws AssertionFailedException

Convenience method.

参数:

ex - the exception that should never have been thrown.

返回:

AssertionFailedException

抛出:

AssertionFailedException - for the exception ex.

shouldNotHappen

public static AssertionFailedException shouldNotHappen(String assertion)
                                                throws AssertionFailedException

Create (and caller should subsequently throw) an AssertionFailedException.

Typical use is as follows:

 if (something == null) {
     throw AssertionFailedException.shouldNotHappen("Something cannot be null");
 }
 

参数:

assertion - message

返回:

the exception. exception should be thrown by the caller to satisfy compiler checks for data-flow, etc

抛出:

AssertionFailedException - if exception occurs