📄 newexampletag.java
字号:
package tags;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
import java.io.*;
public class NewExampleTag extends TagSupport{
protected int range=100;
public int doStartTag(){
try
{
JspWriter out=pageContext.getOut ();
out.print((int)(Math.random ()*range));
out.print(" Tag test with attribute! ");
}
catch(IOException ioe)
{
System.out.println("Error in ExampleTag:"+ioe);
}
return(SKIP_BODY);
}
public void setRange(String range){
try
{
this.range=Integer.parseInt (range);
}
catch(NumberFormatException nfe)
{
this.range=100;
}
}
}
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