학원 수업 56일차 221109

• 9-10

@ResponseBody ?? 
값을 JSON으로 반환
https://ko.wikipedia.org/wiki/JSON

open api 배울거야

(/springWebRdsJpa02/src/main/resources/templates/board/detail.html)

function registReply(el){
    $.ajax({
    url : "/mybatis/boards/"+bno+"/reply", 
    success:function(){

    }});
}

ajax는 url 필수! 결과값은 없어도 url은 있어야함
https://www.w3schools.com/jquery/ajax_ajax.asp
data : Specifies data to be sent to the server

 

 

• 10-11

type : Specifies the type of request. (GET or POST)
원래 두개밖에 못쓰는데 type: "DELETE" 가능
알아서 hidden _method 적용됨

https://www.w3schools.com/jquery/jquery_traversing_siblings.asp
https://www.w3schools.com/jquery/jquery_traversing_ancestors.asp
https://www.w3schools.com/jquery/jquery_traversing_descendants.asp
children() //바로아래
find() //아래로 찾기

function getReplies(){
    //ajax로 댓글 갖고오는 함수
    $.get("/mybatis/boards/"+bno+"/replies",
    function(resp){ //성공시(success)
        $("#display").html(resp);
        // #display(id:display)의 위치에 요청한 url페이지가 보여짐(ajax(비동기))
    }
    ); //위 ajax 함수와 동일
}

 

 

• 11-12

https://www.w3schools.com/jquery/html_val.asp
엔터코드 키 이벤트

 

 

• 12-1

mybatis를 활용한 댓글 paging
5개 출력 후 댓글이 더 있다면 더보기 버튼 생성

MySQL limit 기능 활용? MySQL에서만 사용 가능하니까
RowBounds 활용해보자
(/springWebRdsJpa02/src/main/java/com/green/nowon/service/board/MyReplyServiceProcess.java)
(/springWebRdsJpa02/src/main/java/com/green/nowon/domain/dao/MyReplyMapper.java)

(/springWebRdsJpa02/src/main/java/com/green/nowon/controller/MyReplyController.java)
@RequestParam

(/springWebRdsJpa02/src/main/java/com/green/nowon/service/board/MyReplyServiceProcess.java)

public void getList(long bno, int page, Model model) {
    int size=3;
    int offset=(page-1);
    RowBounds rowBounds = new RowBounds(offset, size);
    List<MyReply> replies = mapper.findByBnoAndRowBounds(bno, rowBounds);
    model.addAttribute("list", replies);
}

 

 

• 3-4

댓글 페이징 기능 구현
Oauth2

 

 

• 4-5

인증과 권한
프로젝트명 : springWebSecurity01
https://spring.io/projects/spring-security
https://docs.spring.io/spring-security/reference/servlet/configuration/java.html
https://docs.spring.io/spring-security/reference/servlet/configuration/java.html#jc-httpsecurity

 

 

• 5-6

(/springWebSecurity01/src/main/java/com/green/nowon/security/SecurityConfig.java)