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!228 cn.hutool.core.collection.CollUtil#addAll(java.util.Collection<T>, java.lang.Iterable<T>) 判断空指针

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Merge pull request !228 from jiangzeyin/v5-dev
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Looly 2020-12-10 03:53:12 +08:00 committed by Gitee
commit 0596112cf6
1 changed files with 3 additions and 0 deletions
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hutool-core/src/main/java/cn/hutool/core/collection/CollUtil.java
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@ -2108,6 +2108,9 @@ public class CollUtil {
* @return 原集合 * @return 原集合
*/ */
public static <T> Collection<T> addAll(Collection<T> collection, Iterable<T> iterable) { public static <T> Collection<T> addAll(Collection<T> collection, Iterable<T> iterable) {
if (iterable == null) {
return collection;
}
return addAll(collection, iterable.iterator()); return addAll(collection, iterable.iterator());
} }