try-catch-Finallyテスト

以下のコードはただ分かち合うだけで、他の意味がありません!!!

public class TryCatchFinally {
    public static void main(String[] args) {
        // TODO  ？？？？
        System.out.print(TryCatchFinally.test());
    }

    public static final String test() {
        String t = "";
        try {
            t = "try";
            return t;
        } catch (Exception e) {
            t = "catch";
            return t;
        } finally {
            t = "finally";
        }
    }

    @SuppressWarnings("finally")
    public static final String test2() {
        String t = "";
        try {
            t = "try";
            return t;
        } catch (Exception e) {
            t = "catch";
            return t;
        } finally {
            t = "finally";
            return t;
        }
    }

    public static final String test3() {
        String t = "";
        try {
            t = "try";
            Integer.parseInt(null);
            return t;
        } catch (Exception e) {
            t = "catch";
            return t;
        } finally {
            t = "finally";
        }
    }

    @SuppressWarnings("finally")
    public static final String test4() {
        String t = "";
        try {
            t = "try";
            Integer.parseInt(null);
            return t;
        } catch (Exception e) {
            t = "catch";
            return t;
        } finally {
            t = "finally";
            return t;
        }
    }

    public static final String test5() {
        String t = "";
        try {
            t = "try";
            Integer.parseInt(null);
            return t;
        } catch (Exception e) {
            t = "catch";
            Integer.parseInt(null);
            return t;
        } finally {
            t = "finally";
        }
    }

    @SuppressWarnings("finally")
    public static final String test6() {
        String t = "";

        try {
            t = "try";
            Integer.parseInt(null);
            return t;
        } catch (Exception e) {
            t = "catch";
            Integer.parseInt(null);
            return t;
        } finally {
            t = "finally";
            return t;
        }
    }

    public static final String test7() {
        String t = "";

        try {
            t = "try";
            Integer.parseInt(null);
            return t;
        } catch (NullPointerException e) {
            t = "catch";
            return t;
        } finally {
            t = "finally";
        }
    }

    @SuppressWarnings("finally")
    public static final String test8() {
        String t = "";
        try {
            t = "try";
            Integer.parseInt(null);
            return t;
        } catch (NullPointerException e) {
            t = "catch";
            return t;
        } finally {
            t = "finally";
            return t;
        }
    }

    @SuppressWarnings("finally")
    public static final String test9() {
        String t = "";
        try {
            t = "try";
            return t;
        } catch (Exception e) {
            t = "catch";
            return t;
        } finally {
            t = "finally";
            String.valueOf(null);
            return t;
        }
    }
}