Class AssertionError
- java.lang.Object
-
- java.lang.Throwable
-
- java.lang.Error
-
- java.lang.AssertionError
- All Implemented Interfaces:
Serializable
public class AssertionError extends Error
Thrown to indicate that an assertion has failed.
The seven one-argument public constructors provided by this class ensure that the assertion error returned by the invocation:
new AssertionError(expression)has as its detail message the string conversion of expression (as defined in section 15.18.1.1 of The Java™ Language Specification), regardless of the type of expression.
- Since:
- 1.4
- See Also:
- Serialized Form
Constructor Summary
Constructor | Description |
---|---|
AssertionError() | Constructs an AssertionError with no detail message. |
AssertionError(boolean detailMessage) | Constructs an AssertionError with its detail message derived from the specified |
AssertionError(char detailMessage) | Constructs an AssertionError with its detail message derived from the specified |
AssertionError(double detailMessage) | Constructs an AssertionError with its detail message derived from the specified |
AssertionError(float detailMessage) | Constructs an AssertionError with its detail message derived from the specified |
AssertionError(int detailMessage) | Constructs an AssertionError with its detail message derived from the specified |
AssertionError(long detailMessage) | Constructs an AssertionError with its detail message derived from the specified |
AssertionError(Object detailMessage) | Constructs an AssertionError with its detail message derived from the specified object, which is converted to a string as defined in section 15.18.1.1 of The Java™ Language Specification. |
AssertionError(String message,
Throwable cause) | Constructs a new |
Method Summary
Methods declared in class java.lang.Throwable
addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Constructor Detail
AssertionError
public AssertionError()
Constructs an AssertionError with no detail message.
AssertionError
public AssertionError(Object detailMessage)
Constructs an AssertionError with its detail message derived from the specified object, which is converted to a string as defined in section 15.18.1.1 of The Java™ Language Specification.
If the specified object is an instance of Throwable
, it becomes the cause of the newly constructed assertion error.
- Parameters:
-
detailMessage
- value to be used in constructing detail message - See Also:
Throwable.getCause()
AssertionError
public AssertionError(boolean detailMessage)
Constructs an AssertionError with its detail message derived from the specified boolean
, which is converted to a string as defined in section 15.18.1.1 of The Java™ Language Specification.
- Parameters:
-
detailMessage
- value to be used in constructing detail message
AssertionError
public AssertionError(char detailMessage)
Constructs an AssertionError with its detail message derived from the specified char
, which is converted to a string as defined in section 15.18.1.1 of The Java™ Language Specification.
- Parameters:
-
detailMessage
- value to be used in constructing detail message
AssertionError
public AssertionError(int detailMessage)
Constructs an AssertionError with its detail message derived from the specified int
, which is converted to a string as defined in section 15.18.1.1 of The Java™ Language Specification.
- Parameters:
-
detailMessage
- value to be used in constructing detail message
AssertionError
public AssertionError(long detailMessage)
Constructs an AssertionError with its detail message derived from the specified long
, which is converted to a string as defined in section 15.18.1.1 of The Java™ Language Specification.
- Parameters:
-
detailMessage
- value to be used in constructing detail message
AssertionError
public AssertionError(float detailMessage)
Constructs an AssertionError with its detail message derived from the specified float
, which is converted to a string as defined in section 15.18.1.1 of The Java™ Language Specification.
- Parameters:
-
detailMessage
- value to be used in constructing detail message
AssertionError
public AssertionError(double detailMessage)
Constructs an AssertionError with its detail message derived from the specified double
, which is converted to a string as defined in section 15.18.1.1 of The Java™ Language Specification.
- Parameters:
-
detailMessage
- value to be used in constructing detail message
AssertionError
public AssertionError(String message, Throwable cause)
Constructs a new AssertionError
with the specified detail message and cause.
Note that the detail message associated with cause
is not automatically incorporated in this error's detail message.
- Parameters:
-
message
- the detail message, may benull
-
cause
- the cause, may benull
- Since:
- 1.7