helloparamtag.java

来自「J2EE独立开发制作」· Java 代码 · 共 28 行

package mytag;
import java.io.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
public class HelloParamTag extends TagSupport implements ParamParent {
  private String name;
public void setParam(String name) {
this.name = name;
}
 public int doStartTag() {
 return EVAL_BODY_INCLUDE;
}
 public int doEndTag() throws JspException {
 JspWriter out = pageContext.getOut();
try{
 out.print("hello " + this.name );    
}
catch(IOException e){
 }             
return EVAL_PAGE;
}
public void release() {
name = null;
super.release();
}
}