mvc model 2

8/7/2019 MVC Model 2

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CHUYN JAVA

NguynHong Anh [email protected]

MVC MODEL 2


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Nidung trnh by

MVC MODEL 2Ci tMVC MODEL 2viRequestDispatcher


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Servlet

Bn c ngh bn s to c giao din web p vi Servlet?Bn c th c c mt trang web c to ra vi

Servlet?Bn s bo tr cc giaodinweb nynh thno?

Servlet gy khkhn rt ln cho lp trnh vin khiphi to ra giao dinweb.

3


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Servlet

Servlet rt mnh v x l viu phi, nhng Servlet li rt yu v togiao din Khc phc im yu ca Servlet nh thno?

S dngcng ngh JSP

4


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JSP

tng Thit kcc trang webs dng HTML chun Vtr nocn to ra nidung ng ch cn chn cc

th Java vo bn trong HTML. Ton b trang JSP c thng dch sang Servlet

(mt ln) v Servletc thc thi khi yucu ca clientgi n Ddng hn rt nhiucho lptrnh vin

5


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JSP

Thun li Thun tinkhito ra trang web HTML D c v d bo tr trang web HTMLC nhiucng c h tr thit kHTML Dream Weaver Adode GoLive, Phn cch thit kweb vx l mngun java i ng thit kHTML chuynnghip hn lp trnh

vin java

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JSP

Thun li hn Servlet Thun tintrongvic to ra trang web HTML S dngcc cng c thit k nhDreamWeaver Phn cch x l v giaodin JSP ra i thay thServlet? Lp trnh vin JSPrt cn kin thc v lp trnh web

viServlet

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Xydng web vi java

Servlet mnh v x l nghip v v iu phi nhng li rt yu v hin th JSP mnh v x l hin th nhng li yu v x l

nghip v v iu phi Vy chn cng nghno? JSP hay Servlet? Tisao?

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Xydng web vi java

Thng th chng tas kt hp sc mnh ca Servlet v JSP vo m hnhMVC 2(Model-View-Controller) Cc Servlet ng vai tr lmController

Cc trangJSP ng vai tr lmView

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MVC MODEL 2

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CONTROLLER(SERVLET)

VIEW(JSP)

MODEL DATABASE


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MVC MODEL 2

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CONTROLLER(SERVLET)

VIEW(JSP)

MODEL DATABASE

OracleMySQLSQL ServerXMLAccessExcel


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MVC MODEL 2

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CONTROLLER(SERVLET)

VIEW(JSP)

MODEL DATABASE

BUSINESS LAYER

DATA LAYER

J A V A B E A N

S

( P O J O )


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MVC MODEL 2

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CONTROLLER(SERVLET)

VIEW(JSP)

MODEL DATABASE

JDBCEJB

Hibernate

DATA LAYER


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MVC MODEL 2

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CONTROLLER(SERVLET)

VIEW(JSP)

MODEL DATABASE

- NhnRequest t ngi dng- Phn tch Request- GiMODELtng ng - MODELtr vcc POJO- Lu trPOJO+ Application+ Session+ Request- Chuyn n Viewtng ng


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MVC MODEL 2

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CONTROLLER(SERVLET)

VIEW(JSP)

MODEL DATABASE

- NhnRequest t ngi dng- Phn tch Request- Rt trch POJO+ Application+ Session+ Request- X l trn POJOly c - Chuyn n Viewtng ng


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MVC MODEL 2

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CONTROLLER(SERVLET)

VIEW(JSP)

MODEL DATABASE

- Rt trch cc POJO+ Application+ Session

+ Request- S dngcc POJO pht sinh ra Output


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MVC MODEL 2 & 3 LAYER MODEL

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CONTROLLER(SERVLET)

VIEW(JSP)

MODEL DATABASE

PRESENTATION LAYER

BUSINESS LAYER

DATA LAYER

J A V A B E A N

S

( P O J O )


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MVC MODEL 2

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MVC MODEL 2 Khch hngng k

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DangKyController

(CONTROLER)

DangKy.jsp

(VIEW)

MODEL

1

action

4 Thng bokt qu

forward2 KhachHangPOJO

3 Tr kt qu tip nhn


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20

MODEL

KhachHangBUS+ TiepNhanKhachHang(kh:KhachHangPOJO):boolean

KhachHangDAO+ ThemKhachHang (kh:KhachHangPOJO) : boolean

DangKyController1

action- Nhnv kimtra Request

- ToKhachHangPOJO- Gi phng thc tip nhn khchhng tKhachHangBUS- Thng bokt qu n trang ng k

2 KhachHangPOJO3 Tr kt qu tip nhn

4 Thng bokt qu

forward


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MVC MODEL 2 Khch hngng k

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DangNhapControll

er

(CONTROLER)

DangNhap.jsp

(VIEW)

MODEL

1

action

4 Thng bokt qu

forward2 Tn ng nhp,

Mt khu

3 KhachHangPOJO


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MODEL

KhachHangBUS+ TiepNhanKhachHang(kh:KhachHangPOJO):boolean

KhachHangDAO+ ThemKhachHang (kh:KhachHangPOJO) : boolean

DangKyController1

action- Nhnv kimtra Request

- ToKhachHangPOJO- Gi phng thc tip nhn khchhng tKhachHangBUS- Thng bokt qu n trang ng k

2 KhachHangPOJO3 Tr kt qu tip nhn

4 Thng bokt qu

forward


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Ti liu tham kho

Nguyn Hong Anh Tp bi ging v video mnchuyn Java, 2010Marty Hall, Core Servlet, 2010

Java Passion

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mvc model 2

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