リファクタリングのポイント サンプル

package_composing_methods.extract_method.after.java

package composing_methods.extract_method.after;

import java.util.Arrays;

public class Example {

    public static void main(String[] args) {

        int[] sampleData = {9, 2, 7, 3, 6, 1, 5, 4, 8};

        System.out.println("[Before sorting]");
        printArray(sampleData);

        Arrays.sort(sampleData);

        System.out.println("[After sorting]");
        printArray(sampleData);
    }

        for(int data : sampleData) {
        System.out.println(data);
        }
    }
}

package_composing_methods.extract_method.before.java

package composing_methods.extract_method.before;

import java.util.Arrays;

public class Example {

    public static void main(String[] args) {

        int[] sampleData = {9, 2, 7, 3, 6, 1, 5, 4, 8};

        System.out.println("[Before sorting]");
        for(int data : sampleData) {
            System.out.println(data);
        }

        Arrays.sort(sampleData);

        System.out.println("[After sorting]");
        for(int data : sampleData) {
            System.out.println(data);
        }
    }
}