{"id":300,"date":"2013-09-06T09:20:06","date_gmt":"2013-09-06T09:20:06","guid":{"rendered":"http:\/\/codethataint.com\/blog\/?p=300"},"modified":"2013-09-06T09:24:14","modified_gmt":"2013-09-06T09:24:14","slug":"defining-a-simple-custom-tag-tld","status":"publish","type":"post","link":"https:\/\/codethataint.com\/blog\/defining-a-simple-custom-tag-tld\/","title":{"rendered":"Defining a Simple Custom Tag TLD"},"content":{"rendered":"

CustomTags.java<\/strong>
\nThis is the File which defines the Property of the Tag<\/p>\n

\r\npackage com.mugil.custTags;\r\n\r\nimport java.io.IOException;\r\nimport javax.servlet.jsp.JspException;\r\nimport javax.servlet.jsp.tagext.TagSupport;\r\n\r\npublic class CustomTags extends TagSupport  \r\n{\r\n  private static final long serialVersionUID = 1L;\r\n\t\r\n  public int doStartTag() throws JspException \r\n  {\t\t\r\n     StringBuffer SamBuffer = new StringBuffer();\r\n     SamBuffer.append("Sample Message");\r\n\t\t\r\n     try\r\n     {\r\n\tpageContext.getOut().write(SamBuffer.toString());\r\n     }\r\n     catch (IOException e)\r\n     {\r\n\te.printStackTrace();\r\n     }\r\n\t\t\r\n  \treturn EVAL_PAGE;\r\n   }\r\n\t\r\n   public int doEndTag() throws JspException \r\n   {\r\n      return EVAL_PAGE;\r\n   }\r\n}\r\n<\/pre>\n
DisplayName.tld<\/strong>
\nThis xml file creates the Relation between the tag and the property of the tag as defined in the java file.<\/p>\n
\r\n<?xml version="1.0" encoding="UTF-8"?>\r\n<taglib>\r\n  <tlib-version>1.0<\/tlib-version>\r\n  <jsp-version>2.0<\/jsp-version>\r\n  <shortname>Example TLD<\/shortname>\r\n  <tag>\r\n    <name>Hello<\/name>\r\n    <tagclass>com.mugil.custTags.CustomTags<\/tagclass>\r\n    <bodycontent>empty<\/bodycontent>\r\n  <\/tag>\r\n<\/taglib>\r\n<\/pre>\n
Sample.jsp <\/strong>
\nJSP File in which the custom tag is Used.<\/p>\n
\r\n<%@taglib prefix="DisplayName" uri="\/WEB-INF\/tld\/DisplayName.tld"%>\r\n.\r\n.\r\n.\r\n.\r\n<body>\r\n <h1>\r\n    <DisplayName:Hello\/>\r\n <\/h1>\r\n<\/body>\r\n.\r\n.\r\n.\r\n<\/pre>\n
web.xml<\/strong><\/p>\n
\r\n <?xml version="1.0" encoding="UTF-8"?>\r\n  <web-app version="3.0">\r\n   <servlet>\r\n     <servlet-name>TestServlet<\/servlet-name>\r\n     <servlet-class>com.mugil.custTags.TestServlet<\/servlet-class>\r\n   <\/servlet>\r\n   <servlet-mapping>\r\n     <servlet-name>TestServlet<\/servlet-name>\r\n     <url-pattern>\/TestServlet\/<\/url-pattern>\r\n   <\/servlet-mapping>\r\n  <\/web-app>\r\n<\/pre>\n
Output<\/strong><\/p>\n
\"OP\"<\/p>\n","protected":false},"excerpt":{"rendered":"
CustomTags.java This is the File which defines the Property of the Tag package com.mugil.custTags; import java.io.IOException; import javax.servlet.jsp.JspException; import javax.servlet.jsp.tagext.TagSupport; public class CustomTags extends TagSupport { private static final long serialVersionUID = 1L; public int doStartTag() throws JspException { StringBuffer SamBuffer = new StringBuffer(); SamBuffer.append("Sample Message"); try { pageContext.getOut().write(SamBuffer.toString()); } catch (IOException e) { e.printStackTrace();… Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[52],"tags":[],"class_list":["post-300","post","type-post","status-publish","format-standard","hentry","category-jstl"],"_links":{"self":[{"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/posts\/300","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/comments?post=300"}],"version-history":[{"count":5,"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/posts\/300\/revisions"}],"predecessor-version":[{"id":305,"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/posts\/300\/revisions\/305"}],"wp:attachment":[{"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/media?parent=300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/categories?post=300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/codethataint.com\/blog\/wp-json\/wp\/v2\/tags?post=300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}