Set<Post> posts = obj_fileFolder.getPosts();
if (posts.size() != 0) {
Iterator<Post> iterator = posts.iterator();
while (iterator.hasNext()) {
if (iterator.next().getId() == data_post.getId()) {
posts.remove(iterator.next());//出错位置
}
obj_fileFolder.setPosts(posts);
fileFolderService.addFolder(obj_fileFolder);
}
}
iterator.remove();//改成用迭代器删除
问题解决。
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/1350/viewspace-2820522/ ,如需转载,请注明出处,否则将追究法律责任。