{"id":316949,"date":"2019-05-16T19:28:00","date_gmt":"2019-05-16T19:28:00","guid":{"rendered":"https:\/\/www.infoworld.com\/article\/2990828\/java-101-primer-composition-and-inheritance.html#tk.rss_javatips"},"modified":"2019-05-16T19:28:00","modified_gmt":"2019-05-16T19:28:00","slug":"when-to-use-composition-vs-inheritance-3","status":"publish","type":"post","link":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/2019\/05\/16\/when-to-use-composition-vs-inheritance-3\/","title":{"rendered":"When to use composition vs inheritance"},"content":{"rendered":"

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In Java 101: Inheritance in Java, Part 1<\/a>, you learned how to leverage inheritance for code reuse, by establishing is-a <\/em>relationships between classes. Composition is a\u00a0closely related programming technique that is used to establish has-a <\/em>relationships instead. Whereas inheritance extends the features of one class to another<\/a>, composition allows us to compose one class from another class. The distinction is subtle at first, but it will make more sense once you see it in code.<\/p>\n

To read this article in full, please click here<\/a><\/p>\n<\/section>\n<\/article>\n

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In Java 101: Inheritance in Java, Part 1, you learned how to leverage inheritance for code reuse, by establishing is-a relationships between classes. Composition is a\u00a0closely related programming technique that is used to establish has-a relationships i…<\/p>\n<\/div>","protected":false},"author":1853,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"slim_seo":{"title":"When to use composition vs inheritance - ITTeacherITFreelance.hk","description":"In Java 101: Inheritance in Java, Part 1, you learned how to leverage inheritance for code reuse, by establishing is-a relationships between classes. Compositio"},"footnotes":""},"categories":[6],"tags":[],"_links":{"self":[{"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/316949"}],"collection":[{"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/users\/1853"}],"replies":[{"embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/comments?post=316949"}],"version-history":[{"count":2,"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/316949\/revisions"}],"predecessor-version":[{"id":321635,"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/posts\/316949\/revisions\/321635"}],"wp:attachment":[{"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/media?parent=316949"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/categories?post=316949"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/wordpress\/index.php\/wp-json\/wp\/v2\/tags?post=316949"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}