com.rabbitmq.utility

Class Utility

java.lang.Object

com.rabbitmq.utility.Utility

public class Utility
extends Object

Catch-all holder class for static helper methods.

Constructor Summary

Constructors

Constructor and Description
Utility()

Method Summary

Modifier and Type	Method and Description
static <E> List<E>	copy(List<E> list) Synchronizes on the list and then returns a copy of the list that is safe to iterate over.
static <K,V> Map<K,V>	copy(Map<K,V> map) Synchronizes on the map and then returns a copy of the map that is safe to iterate over.
static <E> Set<E>	copy(Set<E> set) Synchronizes on the set and then returns a copy of the set that is safe to iterate over.
static <T extends Throwable & SensibleClone<T>> T	fixStackTrace(T throwable)
static String	makeStackTrace(Throwable throwable) Deprecated. use logging library instead for logging stack traces somewhere

Methods inherited from class java.lang.Object

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

Constructor Detail

Utility

public Utility()

Method Detail

fixStackTrace

public static <T extends Throwable & SensibleClone<T>> T fixStackTrace(T throwable)

makeStackTrace

public static String makeStackTrace(Throwable throwable)

Deprecated. use logging library instead for logging stack traces somewhere

Parameters:

throwable -

Returns:

copy

public static <E> Set<E> copy(Set<E> set)

Synchronizes on the set and then returns a copy of the set that is safe to iterate over. Useful when wanting to do thread-safe iteration over a Set wrapped in Collections.synchronizedSet(Set).

Parameters:

set - The set, which may not be null

Returns:

LinkedHashSet copy of the set

copy

public static <E> List<E> copy(List<E> list)

Synchronizes on the list and then returns a copy of the list that is safe to iterate over. Useful when wanting to do thread-safe iteration over a List wrapped in Collections.synchronizedList(List).

Parameters:

list - The list, which may not be null

Returns:

ArrayList copy of the list

copy

public static <K,V> Map<K,V> copy(Map<K,V> map)

Synchronizes on the map and then returns a copy of the map that is safe to iterate over. Useful when wanting to do thread-safe iteration over a Map wrapped in Collections.synchronizedMap(Map)

Parameters:

map - The map, which may not be null

Returns:

LinkedHashMap copy of the map