Cyclomatic complexyty by 2.10 chackstyle

gistfile1.java

public class Main {
  /**
   * 7
   **/
    public static int method_got7(int a) {
        switch(a) {
            case 1: return 2;
            case 2: return 3;
            case 3: return 4;
            case 4: return 5;
            case 5: return 1;
            case 6: return 3;
        }
        return 3;
    }
    
    /**
     * 4
     **/
    public static int method_got4(int a) {
        switch(a) {
            case 1:
            case 2:
            case 3: return 1;
            default: return 3;
        }
    }
    
    /**
     * 4
     **/
    public static int methodA_got4(int a) {
        if (a == 1 || a == 2 || a == 3) {
            return 5;
        } else {
            return 6;
        }
    }
}