Jeled的博客对于这个问题:Attempt to invoke interface method ‘java.lang.Object[] java.util.Collection.toArray()’ on a nullobjectreference 很明显是集合的问题:大部分是因为集合为空null,所以使用到集合的地方...
leilifengxingmw的博客我遇到的:Attempt to invoke interface method ‘java.lang.Object[] java.util.Collection.toArray()’ on a nullobjectreference 的一种原因不扯淡,直接诉苦 - 今天遇到了上述的错误,经过了九牛二狗之力才...
暮色游侠的博客it would be wrong to write a program that depended on this * exception for its correctness: <i>the fail-fast behavior of iterators * should be used only to detect bugs.</i> 此类及其迭代器实现...
ywl470812087的博客 * * The methods in this class all throw a {@code NullPointerException}, * if the specified arrayreference is null, except where noted. * * The documentation for the methods contained in this class ...