Documentation  › java.lang  › AssertionError
 
 


  AssertionError
  public

  Inherits From:   Error : Throwable : Object
  Conforms To:   none
  Declared In:   java.lang


Exception Description
 
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 The Java Language Specification, Second Edition, Section 15.18.1.1), regardless of the type of expression.


Class Variables
 
None declared in this exception.


Instance Variables
 
None declared in this exception.


Constructors
 
AssertionError
public AssertionError( )

Constructs an AssertionError with no detail message.


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 The Java Language Specification, Second Edition, Section 15.18.1.1.


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 The Java Language Specification, Second Edition, Section 15.18.1.1.


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 The Java Language Specification, Second Edition, Section 15.18.1.1.


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 The Java Language Specification, Second Edition, Section 15.18.1.1.


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 The Java Language Specification, Second Edition, Section 15.18.1.1.


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 The Java Language Specification, Second Edition, Section 15.18.1.1.


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 The Java Language Specification, Second Edition, Section 15.18.1.1.

If the specified object is an instance of Throwable, it becomes the cause of the newly constructed assertion error.



Class Methods
 
None declared in this exception.


Instance Methods
 
None declared in this exception.


Known Subclasses
 
None.



 
 
  dydoc
  3/10/05