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Ok, let's specify it the other way around, per feedback from Michael Thomas.

Browse Source 
git-svn-id: https://samskivert.googlecode.com/svn/trunk@2647 6335cc39-0255-0410-8fd6-9bcaacd3b74c
This commit is contained in:
ray.j.greenwell
2009-11-19 23:39:49 +00:00
parent bb34cba00f
commit a0425478d6
1 changed files with 4 additions and 4 deletions
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src/java/com/samskivert/util/CollectionUtil.java
+4 -4
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@@ -37,7 +37,7 @@ public class CollectionUtil
* Adds all items returned by the enumeration to the supplied collection
* and returns the supplied collection.
*/
public static <T> Collection<? super T> addAll (Collection<? super T> col, Enumeration<T> enm)
public static <T> Collection<T> addAll (Collection<T> col, Enumeration<? extends T> enm)
{
while (enm.hasMoreElements()) {
col.add(enm.nextElement());
@@ -49,7 +49,7 @@ public class CollectionUtil
* Adds all items returned by the iterator to the supplied collection and
* returns the supplied collection.
*/
public static <T> Collection<? super T> addAll (Collection<? super T> col, Iterator<T> iter)
public static <T> Collection<T> addAll (Collection<T> col, Iterator<? extends T> iter)
{
while (iter.hasNext()) {
col.add(iter.next());
@@ -62,10 +62,10 @@ public class CollectionUtil
* returns the supplied collection. If the supplied array is null, nothing
* is added to the collection.
*/
public static <T> Collection<? super T> addAll (Collection<? super T> col, T[] values)
public static <T, E extends T> Collection<T> addAll (Collection<T> col, E[] values)
{
if (values != null) {
for (T value : values) {
for (E value : values) {
col.add(value);
}
}