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Jetty example source code file (DateTag.java)

This example Jetty source code file (DateTag.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Jetty tags/keywords

date, date, datetag, eval_body_tag, eval_page, eval_page, gmt, http, jsp, jspexception, jspexception, servlet, simpledateformat, skip_body, string, tag, tag, text, util

The Jetty DateTag.java source code

package com.acme;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspTagException;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.tagext.BodyContent;
import javax.servlet.jsp.tagext.BodyTagSupport;
import javax.servlet.jsp.tagext.Tag;

public class DateTag extends BodyTagSupport
{
    Tag parent;
    BodyContent body;
    String tz="GMT";

    public void setParent(Tag parent) {this.parent=parent;}
    public Tag getParent() {return parent;}
    public void setBodyContent(BodyContent content) {body=content;}
    public void setPageContext(PageContext pageContext) {}

    public void setTz(String value) {tz=value;}

    public int doStartTag() throws JspException {return EVAL_BODY_TAG;}
    
    public int doEndTag() throws JspException {return EVAL_PAGE;}

    public void doInitBody() throws JspException {}

    public int doAfterBody() throws JspException {
	try
	{
            SimpleDateFormat format = new SimpleDateFormat(body.getString());
            format.setTimeZone(TimeZone.getTimeZone(tz));
	    body.getEnclosingWriter().write(format.format(new Date()));
	    return SKIP_BODY;
	}
	catch (Exception ex) {
            ex.printStackTrace();
            throw new JspTagException(ex.toString());
	}
    }

    public void release()
    {
	body=null;
    }
}

Other Jetty examples (source code examples)

Here is a short list of links related to this Jetty DateTag.java source code file:

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