mytaginfo.java

JSP自定义标签的实例 技术平台：Tomcat 5.0服务器； 开发工具：Eclipse＋Lomboz、EditPlus开发工具； 操作系统：Windows XP Professional操作系

package cn.tag;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.TagSupport;
public class MytagInfo extends TagSupport{
	private static final long serialVersionUID = 1L;
	protected String var = null;
	protected String address = null;
	protected String date = null;
											//下面为各属性变量对应的set和get方法
	public void setVar(String var){
		this.var = var;
	}
	public String getVar(){
		return var;
	}
	public void setAddress(String address){
		this.address = address;
	}
	public void setDate(String date){
		this.date = date;
	}
											//容器遇到开始标签时，调用的方法
	public int doStartTag() throws JspException{
		this.var = "时间："+date+" 地点："+address;
		return EVAL_BODY_INCLUDE;			//表示需要执行标签体
	}
    public void release(){
		super.release();
		var = null;
    }
}