今やってるプロジェクトのソースレベルも1.8に上がったことだし、ここらへんでJava 8の新機能をおさらい。 Lambda Java 8の目玉機能、ラムダ式。まずは無名クラスを使った今までのコールバック。いかにもJavaな長ったらしい記述。 Arrays.sort(array, new Comparator<String>() { @Override public int compare(String a, String b) { return a.compareToIgnoreCase(b); } });
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