{"width":"100%","type":"rich","categories":["java"],"author_name":"eller","published":"2014-06-29 13:27:25","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.kengo-toda.jp%2Fentry%2F2014%2F06%2F29%2F132725\" title=\"How to migrate Java 7 with Guava to Java 8 - Kengo&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","version":"1.0","image_url":null,"title":"How to migrate Java 7 with Guava to Java 8","height":"190","url":"https://blog.kengo-toda.jp/entry/2014/06/29/132725","description":"replace Optional with java.util.Optional replace import com.google.common.base.Optional; with import java.util.Optional; replace Optional.fromNull() with Optional.ofNull() replace Optional.absent() with Optional.empty() replace Optional.transform() with Optional.map() replace Optional.or() with Opti\u2026","blog_url":"https://blog.kengo-toda.jp/","author_url":"https://blog.hatena.ne.jp/eller/","blog_title":"Kengo's blog"}