{"image_url":null,"published":"2012-09-21 18:01:47","blog_url":"https://kechanzahorumon.hatenadiary.com/","width":"100%","author_url":"https://blog.hatena.ne.jp/keichanzahorumon0405/","type":"rich","provider_name":"Hatena Blog","categories":["Java"],"author_name":"keichanzahorumon0405","blog_title":"\u6280\u8853\u958b\u767a\u65e5\u8a18","version":"1.0","url":"https://kechanzahorumon.hatenadiary.com/entry/2012/09/21/180147","description":"\u30e1\u30bd\u30c3\u30c9\u306e\u5f15\u6570\u304c\u4e0d\u6b63\u3060\u3063\u305f\u5834\u5408\u306b IllegalArgumentException \u3092throw\u3059\u308b\u306e\u306f\u3088\u304f\u4f7f\u3063\u3066\u3044\u305f\u308a\u3057\u3066\u3044\u305f\u3051\u3069\u3001\u3001\u3001 \u4ee5\u4e0b\u306e\u3088\u3046\u306a\u611f\u3058\u3067\u3002 public void regist(String name) { // \u5f15\u6570\u30c1\u30a7\u30c3\u30af if (name == null) { throw new IllegalArgumentException(\"\u5f15\u6570\u304c\u4e0d\u6b63\u3067\u3059\u3002\"); } } \u305f\u3060\u3001\u305d\u308c\u3068\u306f\u5225\u306b IllegalStateException \u3068\u3044\u3046\u3082\u306e\u304c\u3042\u3063\u3066\u3001\u3053\u308c\u304c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u72b6\u614b\u304c\u4e0d\u6b63\u306e\u3068\u304d\u306b\u4f7f\u3046\u3082\u306e\u3060\u3068\u306f\u77e5\u3089\u306a\u304b\u3063\u305f\u3002\u4f8b\u3048\u3070\u3042\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u304cnull\u3092\u4fdd\u6301\u3057\u3066\u6b32\u3057\u2026","provider_url":"https://hatena.blog","title":"IllegalArgumentException\u3068IllegalStateException\u306e\u9055\u3044","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkechanzahorumon.hatenadiary.com%2Fentry%2F2012%2F09%2F21%2F180147\" title=\"IllegalArgumentException\u3068IllegalStateException\u306e\u9055\u3044 - \u6280\u8853\u958b\u767a\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}