de.tobiasroeser.lambdatest

Class Intercept

java.lang.Object

de.tobiasroeser.lambdatest.Intercept

public class Intercept
extends Object

Constructor Summary

Constructors

Constructor and Description
Intercept()

Method Summary

Modifier and Type	Method and Description
static <T extends Throwable> T	intercept(Class<T> exceptionType, RunnableWithException throwing) Intercept exceptions of type <code>exceptionType</code> and fail if no such exception or an exception with an incompatible type was thrown.
static <T extends Throwable> T	intercept(Class<T> exceptionType, String messageRegex, RunnableWithException throwing) Intercept exceptions of type <code>exceptionType</code> and fail if no such exception or an exception with an incompatible type was thrown or it the message does not match a given pattern.

Methods inherited from class java.lang.Object

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

Constructor Detail

Intercept

public Intercept()

Method Detail

intercept

public static <T extends Throwable> T intercept(Class<T> exceptionType,
                                                RunnableWithException throwing)
                                         throws Exception

Intercept exceptions of type <code>exceptionType</code> and fail if no such exception or an exception with an incompatible type was thrown.

Parameters:

exceptionType - The exception type to intercept.

throwing - The execution block which is expected to throw the exception.

Returns:

The intercepted exception.

Throws:

Exception - If no exception was thrown or an exception with an incompatible type was thrown.

intercept

public static <T extends Throwable> T intercept(Class<T> exceptionType,
                                                String messageRegex,
                                                RunnableWithException throwing)
                                         throws Exception

Intercept exceptions of type <code>exceptionType</code> and fail if no such exception or an exception with an incompatible type was thrown or it the message does not match a given pattern.

Parameters:

exceptionType - The exception type to intercept.

messageRegex - A regular expression pattern to match the expected message. See Pattern for details. If you just want to pass the exact text message, you should surround your message string with "\\Q" and "\\E".

throwing - The execution block which is expected to throw the exception.

Returns:

The intercepted exception.

Throws:

Exception - If no exception was thrown or an exception with an incompatible type was thrown or if the message of the exception did not match the expected pattern.