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SERVLET

SERVLET. 동국대학교 과학기술대학 컴퓨터멀티미디어학부 DB&WE Lab. 변정용. Tomcat installation. Download http://jakarta.apache.org On /usr/local/tomcat Tomcat-5.0.9 Java Development Kit /usr/j2se J2SE or jdk1.5. Servlet: Setting and revising 1. JAVA_HOME=/usr/j2se setenv JAVA_HOME=/usr/j2se on UNIX root

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SERVLET

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  1. SERVLET 동국대학교 과학기술대학 컴퓨터멀티미디어학부 DB&WE Lab. 변정용 동국대-변정용

  2. Tomcat installation • Download • http://jakarta.apache.org • On /usr/local/tomcat • Tomcat-5.0.9 • Java Development Kit • /usr/j2se • J2SE or jdk1.5 동국대-변정용

  3. Servlet: Setting and revising 1 • JAVA_HOME=/usr/j2se • setenv JAVA_HOME=/usr/j2se on UNIX root • jre/ext에 tomcat/lib/servlet-api.jar 복사 • /alpit/conf/server.xml • Context path=/alpit docBase=/usr/home/byunjy/www/alpit 동국대-변정용

  4. Servlet: Setting and revising 2 • Make directory • Login: honggd passwd: honggd • Cd www • Mkdir alpit • Make sub-directory • Mkdir WEB-INF • Cd WEB-INF • Copying web.xml to here • Mkdir classes • Mkdir lib 동국대-변정용

  5. Servlet: Setting and revising 3 • /alpit/conf/web.xml <servlet> <servlet-name>invoker</servlet-name> <servlet-class> org.apache.catalina.servlets.InvokerServlet </servlet-class> </servlet> <servlet-mapping> <servlet-name>invoker</servlet-name> <url-pattern>/servlet/*</url-pattern> </servlet-mapping> 동국대-변정용

  6. Tomcat startup & shutdown • Cd bin • Conf 수정 후 반드시 tomcat stop and startup • For Unix • Startup.sh • Shutdown.sh • For window • Startup.bat • Shutdown.bat • For both, click bootstrap 동국대-변정용

  7. Servlet: placing, compile, and run • /alpit/WEB-INF/classes • Copy HelloServlet.java • Javac HelloServlet.java • HelloServlet.class 생성 • Web browser • http://solgeo.dongguk.ac.kr:8080/alpit/servlet/HelloServlet • 답: Hello Servlet!!! by Prof. Byun 동국대-변정용

  8. HelloServlet.java import java.io.*; import javax.servlet.*; import javax.servlet.http.*; public class HelloServlet extends HttpServlet { public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { res.setContentType("text/html;charset=KSC5601"); PrintWriter out = res.getWriter(); out.println("<html>"); out.println("<head><title>Hello World</title>"); out.println("<body>"); out.println("<h1>Hello Servlet!!!</h1>"); out.println("<br><font color=blue> by prof. Byun</font>"); out.println("</body>"); out.println("</html>"); } } 동국대-변정용

  9. iframe.html <html> <head><title>IFRAME TAG</title></head> <body> <h1>Calling Hello Servlet</h1> <p> <iframe src=servlet/HelloServlet width=500 height=500 scrolling=auto> </iframe> </body> </html> 동국대-변정용

  10. Calling servlet through html • Setting • Placing iframe.html to alpit • Result • Calling Hello Servlet • Hello Servlet!! • By Prof. Byunjy 동국대-변정용

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