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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*/
package java.lang;
/**
* Thrown to indicate that an assertion has failed.
*
* <p>The seven one-argument public constructors provided by this
* class ensure that the assertion error returned by the invocation:
* <pre>
* new AssertionError(<i>expression</i>)
* </pre>
* has as its detail message the <i>string conversion</i> of
* <i>expression</i> (as defined in section 15.18.1.1 of
* <cite>The Java™ Language Specification</cite>),
* regardless of the type of <i>expression</i>.
*
* @since 1.4
*/
public class
AssertionError extends
Error {
private static final long
serialVersionUID = -5013299493970297370L;
/**
* Constructs an AssertionError with no detail message.
*/
public
AssertionError() {
}
/**
* This internal constructor does no processing on its string argument,
* even if it is a null reference. The public constructors will
* never call this constructor with a null argument.
*/
private
AssertionError(
String detailMessage) {
super(
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
* <cite>The Java™ Language Specification</cite>.
*<p>
* If the specified object is an instance of {@code Throwable}, it
* becomes the <i>cause</i> of the newly constructed assertion error.
*
* @param detailMessage value to be used in constructing detail message
* @see Throwable#getCause()
*/
public
AssertionError(
Object detailMessage) {
this(
String.
valueOf(
detailMessage));
if (
detailMessage instanceof
Throwable)
initCause((
Throwable)
detailMessage);
}
/**
* Constructs an AssertionError with its detail message derived
* from the specified <code>boolean</code>, which is converted to
* a string as defined in section 15.18.1.1 of
* <cite>The Java™ Language Specification</cite>.
*
* @param detailMessage value to be used in constructing detail message
*/
public
AssertionError(boolean
detailMessage) {
this(
String.
valueOf(
detailMessage));
}
/**
* Constructs an AssertionError with its detail message derived
* from the specified <code>char</code>, which is converted to a
* string as defined in section 15.18.1.1 of
* <cite>The Java™ Language Specification</cite>.
*
* @param detailMessage value to be used in constructing detail message
*/
public
AssertionError(char
detailMessage) {
this(
String.
valueOf(
detailMessage));
}
/**
* Constructs an AssertionError with its detail message derived
* from the specified <code>int</code>, which is converted to a
* string as defined in section 15.18.1.1 of
* <cite>The Java™ Language Specification</cite>.
*
* @param detailMessage value to be used in constructing detail message
*/
public
AssertionError(int
detailMessage) {
this(
String.
valueOf(
detailMessage));
}
/**
* Constructs an AssertionError with its detail message derived
* from the specified <code>long</code>, which is converted to a
* string as defined in section 15.18.1.1 of
* <cite>The Java™ Language Specification</cite>.
*
* @param detailMessage value to be used in constructing detail message
*/
public
AssertionError(long
detailMessage) {
this(
String.
valueOf(
detailMessage));
}
/**
* Constructs an AssertionError with its detail message derived
* from the specified <code>float</code>, which is converted to a
* string as defined in section 15.18.1.1 of
* <cite>The Java™ Language Specification</cite>.
*
* @param detailMessage value to be used in constructing detail message
*/
public
AssertionError(float
detailMessage) {
this(
String.
valueOf(
detailMessage));
}
/**
* Constructs an AssertionError with its detail message derived
* from the specified <code>double</code>, which is converted to a
* string as defined in section 15.18.1.1 of
* <cite>The Java™ Language Specification</cite>.
*
* @param detailMessage value to be used in constructing detail message
*/
public
AssertionError(double
detailMessage) {
this(
String.
valueOf(
detailMessage));
}
/**
* Constructs a new {@code AssertionError} with the specified
* detail message and cause.
*
* <p>Note that the detail message associated with
* {@code cause} is <i>not</i> automatically incorporated in
* this error's detail message.
*
* @param message the detail message, may be {@code null}
* @param cause the cause, may be {@code null}
*
* @since 1.7
*/
public
AssertionError(
String message,
Throwable cause) {
super(
message,
cause);
}
}