Package de.mnl.osgi.bnd.maven

Class RepositoryUtils

java.lang.Object

de.mnl.osgi.bnd.maven.RepositoryUtils

public final class RepositoryUtils
extends Object

The Class Utils.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	RepositoryUtils.ThrowingRunnable	A runnable that may throw an exception.

Field Summary

Fields

Modifier and Type	Field	Description
static Pattern	LIST_ITEM_SEPARATOR	The Constant LIST_ITEM_SEPARATOR.

Method Summary

Modifier and Type	Method	Description
static Stream<String>	itemizeList(String list)	Itemize list.
static <E extends Throwable> void	rethrow(Class<E> rethrown, RepositoryUtils.ThrowingRunnable runnable)	Catches UndeclaredThrowableExceptions and unwraps any underlying exception of the given type.
static <T,E extends Throwable> T	rethrow(Class<E> rethrown, Callable<T> supplier)	Catches UndeclaredThrowableExceptions and unwraps any underlying exception of the given type.
static <T,E1 extends Throwable,E2 extends Throwable> T	rethrow(Class<E1> rethrown1, Class<E2> rethrown2, Callable<T> function)	Catches UndeclaredThrowableExceptions and unwraps any underlying exception of the given type.
static void	runIgnoring(RepositoryUtils.ThrowingRunnable runnable)	Run ignoring any throwable.
static <T> T	runIgnoring(Callable<T> callable, T fallback)	Run ignoring any throwable.
static void	unthrow(RepositoryUtils.ThrowingRunnable runnable)	Converts any exception thrown by the runnable to an UndeclaredThrowableException.
static <T> T	unthrow(Callable<T> supplier)	Converts any exception thrown by the supplier to an UndeclaredThrowableException.

Methods inherited from class java.lang.Object

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

Field Detail

LIST_ITEM_SEPARATOR

public static final Pattern LIST_ITEM_SEPARATOR

The Constant LIST_ITEM_SEPARATOR.

Method Detail

itemizeList

public static Stream<String> itemizeList(String list)

Itemize list.

Parameters:

list - the list

Returns:

the stream

runIgnoring

public static void runIgnoring(RepositoryUtils.ThrowingRunnable runnable)

Run ignoring any throwable.

Parameters:

runnable - the function to be executed

runIgnoring

public static <T> T runIgnoring(Callable<T> callable,
                                T fallback)

Run ignoring any throwable. If an exception occurs, the fallback value is returned.

Type Parameters:

T - the return type

Parameters:

callable - the function to be executed

fallback - the fallback value

Returns:

the t

unthrow

public static <T> T unthrow(Callable<T> supplier)

Converts any exception thrown by the supplier to an UndeclaredThrowableException.

Type Parameters:

T - the return value

Parameters:

supplier - the supplier

Returns:

the t

unthrow

public static void unthrow(RepositoryUtils.ThrowingRunnable runnable)

Converts any exception thrown by the runnable to an UndeclaredThrowableException.

Parameters:

runnable - the runnable

rethrow

public static <T,E extends Throwable> T rethrow(Class<E> rethrown,
                                                      Callable<T> supplier)
                                               throws E extends Throwable

Catches UndeclaredThrowableExceptions and unwraps any underlying exception of the given type.

Type Parameters:

T - the return type

E - the type of exception that is unwrapped

Parameters:

rethrown - the type of exception that is rethrown

supplier - the supplier

Returns:

the result from invoking the supplier

Throws:

E - the exception type

E extends Throwable

rethrow

public static <T,E1 extends Throwable,E2 extends Throwable> T rethrow(Class<E1> rethrown1,
                                                                                  Class<E2> rethrown2,
                                                                                  Callable<T> function)
                                                                           throws E1 extends Throwable,
                                                                                  E2 extends Throwable

Catches UndeclaredThrowableExceptions and unwraps any underlying exception of the given type.

Type Parameters:

T - the return type

E1 - the first exception type

E2 - the second exception type

Parameters:

rethrown1 - the class of the first rethrown exception type

rethrown2 - the class of the second rethrown exception type

function - the function to be executed

Returns:

the result from invoking the supplier

Throws:

E1 - the e1

E2 - the e2

E1 extends Throwable

rethrow

public static <E extends Throwable> void rethrow(Class<E> rethrown,
                                                 RepositoryUtils.ThrowingRunnable runnable)
                                          throws E extends Throwable

Catches UndeclaredThrowableExceptions and unwraps any underlying exception of the given type.

Type Parameters:

E - the type of exception that is unwrapped

Parameters:

rethrown - the type of exception that is rethrown

runnable - the runnable

Throws:

E - the exception type

E extends Throwable