IntelliJ IDEA Help: Extract Superclass Refactoring

Extract Superclass Refactoring

占쏙옙 占쏙옙占쏙옙占쏙옙 Extract Superclass 占쏙옙占쏙옙占썰링 占쏙옙占쏙옙占쏙옙 占쏙옙탓占쏙옙占� 占쏙옙占쏙옙占쏙옙占쏙옙 overview占쏙옙 how 占쏙옙 占쏙옙占쏙옙占썰링占쏙옙 IntelliJ IDEA占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙 占쌍는곤옙占쏙옙 占쏙옙占쏙옙占쌌니댐옙.

占쏙옙占쏙옙

Extract Superclass 占쏙옙占쏙옙占썰링占쏙옙 占쏙옙 占쏙옙占쏙옙 占심쇽옙占쏙옙 占쏙옙占쏙옙占싹댐옙. 첫 占쏙옙째 (Extract Superclass) 占쏙옙 占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹댐옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹깍옙 占쏙옙占쏙옙 占쏙옙占싯니댐옙.

占쏙옙 占쏙옙째(Rename original class and use superclass where possible )占쏙옙 占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙 占싱몌옙占쏙옙 占쏙옙占쏙옙占싹곤옙 占쏙옙占쌈곤옙 占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占싯니댐옙. 占쌓뤄옙 占쏙옙占�, 占쏙옙占쏙옙占싹몌옙 IDEA占쏙옙 占쌓띰옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙歐占� 占쏙옙占쏙옙 占쏙옙占� 占쏙옙占쏙옙 클占쏙옙占쏙옙 占쏙옙占쏙옙占� 占쏙옙占쏙옙占쌌니댐옙 (占쌓몌옙占쏙옙 占쌓곤옙占쏙옙 占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쌓것듸옙占쏙옙 占쏙옙占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙占쌉니댐옙).

占쏙옙占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙占쏙옙 占십듸옙占� 占쌨소듸옙占� 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占싱듸옙占쏙옙 占쏙옙 占쌍쏙옙占싹댐옙. 占쏙옙占쏙옙 占쌨소드를 占쏙옙占쏙옙, 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙占쏙옙 占쌩삼옙占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占� 占쌨소드를 占쏙옙占쏙옙占싹곤옙 占쌍댐옙 占쏙옙占쏙옙 占싱외울옙 占쏙옙占쏙옙 占쌨소듸옙 占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쏙옙 占쏙옙占쏙옙占싹댐옙. 占쏙옙 占쏙옙占�, 占쏙옙占쏙옙占� 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙클占쏙옙占쏙옙占싸븝옙占쏙옙 占쏙옙占쏙옙構占� 占쏙옙 占쏙옙占쌉니댐옙.

占쏙옙占쏙옙 占쏙옙占�, 占쎌리占쏙옙 占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹댐옙:

    public class OriginalClass extends JFrame implements Runnable, Scrollable {

         private int foo;

         public void method1(){

             //some code here...

         private void method2() {

             //some code here...

Extract Superclass 占쏙옙 占쌉뀐옙 占쏙옙占쏙옙占썰링 占쏙옙占식울옙 占쏙옙占싸울옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쏙옙 占쌉니댐옙:

    public abstract class SuperClass extends JFrame implements Runnable {

        public abstract void method1();

        protected void method2() {

            //some code here...

占쌓몌옙占쏙옙 占쏙옙占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙 占쌉니댐옙.

    public class OriginalClass extends SuperClass implements Scrollable {

        private int foo;

        public void method1(){

            //some code here...

占쌓몌옙占쏙옙 占쏙옙占쏙옙 Rename original class and use superclass where possible  占쏙옙占쏙옙占싹몌옙, 占쏙옙占� 占쌘듸옙占� 占쏙옙占쏙옙占쏙옙 占쏙옙 占쌉니댐옙.

占쏙옙占싸울옙 占쏙옙占쏙옙클占쏙옙占쏙옙(占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙 占싱몌옙占쏙옙 占쏙옙占쏙옙):

public abstract class OriginalClass extends JFrame implements Runnable {

    public abstract void method1();

    private void method2() {

        //some code here...

占쌓몌옙占쏙옙 占싱몌옙占쏙옙 占쌕뀐옙 占쏙옙占쏙옙 클占쏙옙占쏙옙:

public class PreviousOriginalClass extends OriginalClass implements Scrollable {

         public void method1(){

             //some code here...

占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙퓸占쏙옙摸占� (占쏙옙占쏙옙 Extract Superclass占쏙옙 占쏙옙占시되몌옙), IDEA占쏙옙 클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占� 占싯삼옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쏙옙占싱곤옙, 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙占� 占쌓듸옙占쏙옙 占쏙옙占쏙옙占싹몌옙 占쏙옙체占쏙옙 占쏙옙占쌉니댐옙. 占쏙옙占쏙옙占� IDEA占쏙옙 占쏙옙 占쏙옙占쏙옙占쏙옙 占쌘듸옙占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹곤옙 占쏙옙 占쏙옙 占쌍거놂옙, 占쏘떤 占쏙옙占쏙옙占� 占쌩견되억옙占쏙옙占쏙옙 占쏙옙占� 占쏙옙占쏙옙構占� 占쌍곤옙, 占쌓듸옙占쏙옙 占쏙옙체占쏙옙 占쏙옙占쏙옙占쌌니댐옙.

占쏙옙占쏙옙 占쏙옙占� 占쏙옙占쏙옙占� 占쌩삼옙占쏙옙占쏙옙 publicMethod 占쏙옙 占쌉뀐옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹기를 占쏙옙占쌌니댐옙.

    class OriginalClass {

        public void publicMethod() {//some code here}

        public void secretMethod() {//some code here}

...

//This usage can be modified by changing the

//parameter type from 'OriginalClass' to 'SuperClass'

    void foo (OriginalClass myClass){

        myClass.publicMethod();

...

//This usage will not be suggested for

//refactoring because it calls the secretMethod

    void bar (OriginalClass myClass){

        myClass.secretMethod();

占쏙옙占� 占쌘듸옙占� 占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙占쌉니댐옙:

    class OriginalClass extends SuperClass {

        public void publicMethod() {//some code here}

        public void secretMethod() {//some code here}

...

    void foo (SuperClass myClass){

        myClass.publicMethod();

...

    void bar (OriginalClass myClass){

        myClass.secretMethod();

占쏙옙占쏙옙클占쏙옙占쏙옙 占쏙옙占쏙옙

占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹깍옙 占쏙옙占싹울옙:

1. Project 占쏙옙占썩에占쏙옙 클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹거놂옙 占쏙옙占쏙옙 占쏙옙占쏙옙占썩에占쏙옙 클占쏙옙占쏙옙 占쏙옙 占쏙옙占� 占쏙옙占쏙옙 캐占쏙옙占쏙옙 占쏙옙치占싹십시울옙, 占쌓몌옙占쏙옙 占싯억옙 占쌨댐옙占싸븝옙占쏙옙 占실댐옙 Refactor 占쌨댐옙占싸븝옙占쏙옙 Extract Superclass... 占쏙옙 클占쏙옙占싹십시울옙.

占쏙옙占쏙옙占� 占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙 Commander 占쏙옙占� 占쏙옙占쏙옙 占쌕몌옙 占쏙옙占썩에占쏙옙 占쏙옙占쏙옙 占쏙옙 占쌍쏙옙占싹댐옙.

2. 占쏙옙 占식울옙, 占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙占� 占쏙옙占쏙옙占썰링 占신곤옙 占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹깍옙 占쏙옙占쏙옙 占쏙옙타占쏙옙 占쏙옙占쌉니댐옙:

첫 占쏙옙째占쏙옙, 占쏙옙 占심쇽옙 ( Extract Superclass 占실댐옙 Rename original class and use superclass where possible ) 占쏙옙튼 占쏙옙占쏙옙 占쏙옙 占쏙옙占쏙옙 占쏙옙占쏙옙占싹십시울옙. 占쌓몌옙占쏙옙 Superclass name 占실댐옙 Rename original class to (占쏙옙占쏙옙 占심쇽옙 占쏙옙튼占쏙옙 占쏙옙占쏙옙) 占쌔쏙옙트 占십드에占쏙옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙 占싱몌옙 占실댐옙 占쏙옙占쏙옙占쏙옙 클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙 占쏙옙占싸울옙 占싱몌옙占쏙옙 占쏙옙占쏙옙占싹십시울옙.

Package 占쌔쏙옙트 占십드에占쏙옙, 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쏙옙키占쏙옙占쏙옙 占쏙옙占쏙옙占싹십시울옙. 占쌍쏙옙 占쏙옙키占쏙옙占쏙옙 占쏙옙占쏙옙트占쏙옙 占쏙옙占싯니댐옙.
Members to Form Superclass 占싻널울옙占쏙옙, 占쏙옙占쏙옙占� 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쌉되기를 占쏙옙占싹댐옙 클占쏙옙占쏙옙 占쏙옙占�(占쌨소듸옙, 占십듸옙 占쏙옙)占쏙옙 占쏙옙占쏙옙占싹십시울옙. 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙 占싱외울옙 占쏙옙占쏙옙 占쌨소듸옙 占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹깍옙 占쏙옙占쏙옙 Make abstract 체크 占쌘쏙옙占쏙옙 占쏙옙占쏙옙占싹십시울옙.

JavaDoc 占쌓룹에占쏙옙, 占쏙옙占싸울옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쏙옙 Javadoc占쏙옙 占쌕뤄옙占쏙옙占쌩몌옙 占싹댐옙 占심쇽옙 占쏙옙튼占쏙옙 占쏙옙占쏙옙占싹십시울옙.

As is	???
Copy	???
Move	???

3. OK占쏙옙 클占쏙옙占싹십시울옙, 占쌓몌옙占쏙옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쏙옙占쌉니댐옙.

4. 占쏙옙 占쏙옙, 占쏙옙占쏙옙 占쏙옙占쏙옙占� Extract Superclass 占심쇽옙 占쏙옙튼占쏙옙 占쏙옙占쏙옙占싹몌옙, Search Usages 占쏙옙占싱억옙慣陋占� 占쏙옙타占쏙옙 占쏙옙占쌉니댐옙:

Preview usages to be changed 체크 占쌘쏙옙占쏙옙 占쏙옙占쏙옙占싹몌옙 占쏙옙탓占쏙옙占� 占쏘떤 占쏙옙占쏙옙占� 占쌩견되억옙占쏙옙占쏙옙 占쏙옙占� 占쏙옙占쏙옙構占� 占쌍곤옙, 占쌓듸옙占쏙옙 占쏙옙체占쏙옙 占쏙옙占쏙옙占싹듸옙占쏙옙 占쏙옙占쏙옙爛求占�. 占쏙옙 체크 占쌘쏙옙占쏙옙 占쏙옙占시듸옙占쏙옙 占쏙옙占쏙옙 占쏙옙, IDEA占쏙옙 占쏙옙체占쏙옙 占쌘듸옙占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쌌니댐옙.

占쏙옙占쏙옙 占쏙옙占쏙옙占싹몌옙 IDEA占쏙옙 占쌀쏙옙 클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占� 占싻쇽옙占싹곤옙, 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙占� 占쌓듸옙占쏙옙 占쏙옙체占싹깍옙 占쏙옙占쏙옙占쏙옙, Yes 占쏙옙 클占쏙옙占싹곤옙, 占쌓뤄옙占쏙옙 占십다몌옙 No占쏙옙 클占쏙옙占싹십시울옙. 占쏙옙占쏙옙 占쏙옙占쏙옙 Refactoring Preview占쏙옙 占쏙옙占십시울옙.

占쏙옙占쏙옙占쏙옙 체크 占쌘쏙옙占쏙옙 확占싸듸옙占쏙옙 占십억옙占쏙옙 占쏙옙占쏙옙, 占쏙옙占쏙옙 占쌩견듸옙 占쏙옙占쏙옙占� 占쏘떤 占싻깍옙 占쏙옙占쏙옙 占쏙옙占싹울옙占쏙옙 占쏙옙占쏙옙占싹몌옙 占쏙옙탓占쏙옙占� 占쏙옙占� 占쏙옙체占쏙옙 확占쏙옙占싹깍옙 占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙트 占쏙옙 占쏙옙 占쌉니댐옙.

5. 占쏙옙占쏙옙占� 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹댐옙 占쌕몌옙 占쌨소드를 占싸몌옙占쏙옙 占쌨소드를 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占싹기를 占쏙옙占쏙옙占쏙옙占쏙옙 占쏜릅니댐옙, 占쌕몌옙 占쏙옙占쏙옙 占싹몌옙 占쌓곤옙占쏙옙 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占싱듸옙占쏙옙占쏙옙 占십쏙옙占싹댐옙.

占쏙옙占쏙옙 占쏙옙占�:

    public class OriginalClass extends JFrame implements Runnable, Scrollable {

         public int foo;

         public void method1(){

             method2();

             //some code here...

         private void method2() {

             //some code here...

占쏙옙占썩에占쏙옙 占쏙옙占쏙옙占� method2()占쏙옙 占실드리占쏙옙 占십곤옙 method1()占쏙옙 占싱듸옙占싹뤄옙占쏙옙 占쌌니댐옙. 占쏙옙 占쏙옙占쏙옙 Problems Detected 占쏙옙占싱억옙慣陋占� 占쏙옙타占쏙옙占싹댐옙:

占쏙옙占쏙옙 占쏙옙占쏙옙占� Cancel (占쏙옙占쏙옙트)占쏙옙 占쏙옙占쏙옙占쏙옙, 占쏙옙占쏙옙占� Extract Superclass 占쏙옙占싱억옙慣瀏占� 占쏙옙占쏙옙 占쏙옙 占쏙옙占쌉니댐옙. 占신기서 占쏙옙占쏙옙占� 占쏙옙占쏙옙占쏙옙 占쌍뤄옙占쏙옙占� 占쏙옙占쏙옙 탐占쏙옙占쏙옙 占쏙옙 占쌍쏙옙占싹댐옙:

method1()占쏙옙 占싱듸옙占쏙옙占쏙옙 占십쏙옙占싹댐옙;
占쏙옙占쏙옙method2()占쏙옙 占싱듸옙占쌌니댐옙;
method1()占쏙옙 占쏘떤 占쏙옙占쏙옙占쏙옙瓘占� 占싱듸옙占쏙옙키占쏙옙, 占쌓곤옙占쏙옙占쏙옙 占쌓곤옙占쏙옙 占쌩삼옙占쏙옙占싸쇽옙 占쏙옙占쏙옙占쌌니댐옙.

占쏙옙占쏙옙 占쏙옙占쏙옙占� Continue 占쏙옙占쏙옙占쏙옙, 占쏙옙占쏙옙클占쏙옙占쏙옙占쏙옙 占쌓곤옙占쏙옙 占쏙옙占쏙옙占쏙옙占쏙옙 占싹깍옙 占쏙옙占쏙옙 占쏙옙占쏙옙占쏙옙 占쏙옙占쌉니댐옙. 占쏙옙占쏙옙占� 占쌓곤옙占쏙옙 占쏙옙占쏙옙占쏙옙占쏙옙 占쏙옙占쏙옙占쌔야몌옙 占쏙옙 占쏙옙占쌉니댐옙.