JSP Custom Tag Reading From TLD Example

Click here to download eclipse supported ZIP file

/**  *   */ package com.cv.jsp.tld.customtag; /**  * @author CipherCloud  *  */ public class Dice {   /**    *     */   public Dice() {   }   /**    * @param args    */   public static int rollDice() {     return 10;       } }

package com.cv.jsp.tld.customtag; import java.io.IOException; import java.util.List; import javax.servlet.jsp.JspException; import javax.servlet.jsp.tagext.SimpleTagSupport; import org.apache.log4j.Logger; public class SimpleTagSupportImpl extends SimpleTagSupport {   private static final Logger LOGGER = Logger       .getLogger(SimpleTagSupportImpl.class);   private List<String> movieList = null;   public void setMovieList(List<String> movieList) {     LOGGER.info("Entered into setMovieList(-) of SimpleTagSupportImpl class... ");     this.movieList = movieList;   }   public void doTag() throws JspException, IOException {     LOGGER.info("Entered into doTag() of SimpleTagSupportImpl class... ");     for (String string : movieList) {       getJspContext().setAttribute("movie", string);       getJspBody().invoke(null);     }   } }

<%@ page language="java" import="java.util.*" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%> <%@ taglib prefix="my" uri="tagdefURI"%> <%!List<String> movieCollection = new ArrayList<String>();%> <% movieCollection.add("love"); movieCollection.add("prema"); movieCollection.add("ishk"); request.setAttribute("movieCollection", movieCollection); %> <br><br> <table align="center"> <tr> <td>Movies Collection is : </td> </tr> <my:tag1 movieList="${movieCollection}"> <tr> <td>${movie}</td> </tr> </my:tag1> </table>

#By default enabling Console appender # Root logger option log4j.rootLogger=INFO, stdout # Redirect log messages to console log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.Target=System.out log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%-5p [%c]:%L -->> %m%n # Redirect log messages to a log file #log4j.appender.file=org.apache.log4j.RollingFileAppender #log4j.appender.file.File=C:\\servlet-application.log #log4j.appender.file.MaxFileSize=5MB #log4j.appender.file.MaxBackupIndex=10 #log4j.appender.file.layout=org.apache.log4j.PatternLayout #log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n

<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 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.cv.jsp.tld.customtag</groupId> <artifactId>JSPCustomTagReadingFromTLDProject</artifactId> <version>1.0</version> <packaging>war</packaging> <properties> <log4j-version>1.2.16</log4j-version> <java-version>1.8</java-version> </properties> <build> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <version>3.3</version> <configuration> <source>${java.version}</source> <target>${java.version}</target> </configuration> </plugin> <plugin> <artifactId>maven-war-plugin</artifactId> <version>2.6</version> <configuration> <warSourceDirectory>WebContent</warSourceDirectory> <failOnMissingWebXml>false</failOnMissingWebXml> </configuration> </plugin> </plugins> </build> <dependencies> <dependency> <groupId>javax.servlet</groupId> <artifactId>servlet-api</artifactId> <version>3.0-alpha-1</version> </dependency> <dependency> <groupId>commons-fileupload</groupId> <artifactId>commons-fileupload</artifactId> <version>1.3.1</version> </dependency> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>${log4j.version}</version> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>jsp-api</artifactId> <version>2.0</version> </dependency> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <dependency> <groupId>taglibs</groupId> <artifactId>standard</artifactId> <version>1.1.2</version> </dependency> </dependencies> </project>

<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" version="3.1"> <display-name>JSPCustomTagReadingFromTLDProject</display-name> <welcome-file-list> <welcome-file>advice.jsp</welcome-file> </welcome-file-list> </web-app>