최초커밋

frontproject/pom.xml

@@ -0,0 +1,28 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>frontproject</groupId>
+  <artifactId>frontproject</artifactId>
+  <version>0.0.1-SNAPSHOT</version>
+
+  <dependencies>
+  <!-- https://mvnrepository.com/artifact/jstl/jstl -->
+	<dependency>
+	    <groupId>jstl</groupId>
+	    <artifactId>jstl</artifactId>
+	    <version>1.2</version>
+	</dependency>
+
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.8.1</version>
+        <configuration>
+          <release>17</release>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>

frontproject/src/main/java/frontproject/controller/FrontController.java

@@ -0,0 +1,56 @@
+package frontproject.controller;
+
+import java.io.IOException;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import frontproject.dao.SampleTBDAO;
+import frontproject.vo.SampleTBVO;
+
+/*
+ frontcontroller는 모든 가상경로를 제일 먼저 받아 역할에 맞는 컨트롤러로 요청을 분기하는 처리를 한다.
+*/
+
+public class FrontController extends HttpServlet {
+
+	public FrontController() {
+		super();
+	}
+
+	protected void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		String requestURL = request.getRequestURI(); // 전체 url(도메인제외)
+		String contextPath = request.getContextPath(); // 프로젝트 path
+
+		String command = requestURL.substring(contextPath.length() + 1); // 프로젝트 path를 제외한 uri  /까지 잘라내
+		String[] uris = command.split("/");
+		if (uris[0].equals("sampleTB")) {
+
+			 SampleTBController sampleTBController = new SampleTBController();
+
+			 sampleTBController.getAction(request, response, uris);
+
+		}
+	}
+
+	protected void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+		String requestURL = request.getRequestURI(); // 전체 url(도메인제외)
+		String contextPath = request.getContextPath(); // 프로젝트 path
+
+		String command = requestURL.substring(contextPath.length() + 1); // 프로젝트 path를 제외한 uri  /까지 잘라내
+		String[] uris = command.split("/");
+		if (uris[0].equals("sampleTB")) {
+
+			 SampleTBController sampleTBController = new SampleTBController();
+
+			 sampleTBController.postAction(request, response, uris);
+
+		}
+	}
+}

frontproject/src/main/java/frontproject/controller/SampleTBController.java

@@ -0,0 +1,142 @@
+package frontproject.controller;
+
+import java.io.IOException;
+import java.util.List;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.swing.text.View;
+
+import frontproject.dao.SampleTBDAO;
+import frontproject.vo.SampleTBVO;
+
+public class SampleTBController {
+
+	public void getAction(HttpServletRequest request, HttpServletResponse response, String[] uris) throws ServletException, IOException {
+		//frontcontroller에서 sampleTB관련 모든 요청을 받아서 각 목적에 맞는 메서드를 분기하는 영역
+
+		if(uris[1].equals("list.do")) {
+			list(request,response);
+		}else if(uris[1].equals("view.do")){
+			view(request,response);
+		}else if(uris[1].equals("modify.do")){
+			modify(request,response);
+		}else if(uris[1].equals("insert.do")){
+			insert(request,response);
+		}
+	}
+	public void postAction(HttpServletRequest request, HttpServletResponse response, String[] uris) throws ServletException, IOException {
+		//post 요청에 대한 처리
+		if(uris[1].equals("modify.do")) {
+			modifyOk(request,response);
+		}else if(uris[1].equals("insert.do")) {
+			insertOk(request,response);
+		}
+	}
+
+	private void list(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+
+		SampleTBDAO sampleTBDao = new SampleTBDAO(); //ctrl shift o
+		List<SampleTBVO> slist = sampleTBDao.selectList();
+
+		request.setAttribute("slist", slist);
+
+		RequestDispatcher rd = request.getRequestDispatcher("/sampleTB/list.jsp");
+		rd.forward(request, response);
+	}
+
+	private void view(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+
+		String snoParam = request.getParameter("sno");
+		int sno = 0;
+		if(snoParam != null && !snoParam.equals("")) {
+			sno = Integer.parseInt(snoParam);
+		}else {
+			response.sendRedirect("list.do");
+		}
+
+		SampleTBDAO sampleTBDao = new SampleTBDAO(); 
+
+		SampleTBVO svo = sampleTBDao.selectOne(sno);
+
+		request.setAttribute("svo", svo);
+
+		RequestDispatcher rd = request.getRequestDispatcher("/sampleTB/view.jsp");
+		rd.forward(request, response);
+	}
+
+	private void modify(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+
+		String snoParam = request.getParameter("sno");
+		int sno =0;
+		if(snoParam != null && !snoParam.equals("")) {
+			sno = Integer.parseInt(snoParam);
+		}else {
+			response.sendRedirect("list.do");
+		}
+
+		SampleTBDAO sampleTBDao = new SampleTBDAO();
+
+		SampleTBVO svo = sampleTBDao.selectOne(sno);
+
+		request.setAttribute("svo",svo);
+
+		RequestDispatcher rd = request.getRequestDispatcher("/sampleTB/modify.jsp");
+		rd.forward(request, response);
+	}
+
+	private void modifyOk(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+
+		request.setCharacterEncoding("utf-8");
+		String snoParam = request.getParameter("sno");
+		int sno =0;
+		if(snoParam != null && !snoParam.equals("")) {
+			sno = Integer.parseInt(snoParam);
+		}
+
+		String title = request.getParameter("title");
+		String writer = request.getParameter("writer");
+		String body = request.getParameter("body");
+
+		SampleTBVO svo = new SampleTBVO();
+		svo.setSno(sno);
+		svo.setTitle(title);
+		svo.setWriter(writer);
+		svo.setBody(body);
+
+		SampleTBDAO sampleTBDao = new SampleTBDAO();
+		int result = sampleTBDao.update(svo);
+
+		if(result>0) {
+			//수정성공
+			response.sendRedirect("view.do?sno="+sno);
+		}else {
+			//수정실패
+			response.sendRedirect("modify.do?sno="+sno+"&msg=fail");
+		}
+	}
+
+	private void insert(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+
+		RequestDispatcher rd = request.getRequestDispatcher("/sampleTB/insert.jsp");
+		rd.forward(request, response);
+	}
+
+	private void insertOk(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+
+		request.setCharacterEncoding("utf-8");
+		SampleTBVO svo = new SampleTBVO();
+		svo.setTitle(request.getParameter("title"));
+		svo.setWriter(request.getParameter("writer"));
+		svo.setBody(request.getParameter("body"));
+
+		SampleTBDAO sampleTBDao = new SampleTBDAO();
+		int result = sampleTBDao.insert(svo);
+
+		response.sendRedirect("list.do");
+
+	}
+}
+