    /**
     * Copyright (c) 1999 The Apache Software Foundation.  All rights
     * reserved.
     */

    package jsp2.examples.simpletag;

    import javax.servlet.jsp.JspException;
    import javax.servlet.jsp.JspWriter;
    import javax.servlet.jsp.tagext.SimpleTagSupport;
    import javax.servlet.jsp.tagext.DynamicAttributes;
    import java.util.ArrayList;
    import java.util.Iterator;
    import java.io.IOException;

    /**
     * SimpleTag handler that echoes all its attributes
     */
    public class EchoAttributesTag
        extends SimpleTagSupport
        implements DynamicAttributes
    {
        private ArrayList keys = new ArrayList();
        private ArrayList values = new ArrayList();

        public void doTag() throws JspException, IOException {
    	JspWriter out = getJspContext().getOut();
    	for( int i = 0; i < keys.size(); i++ ) {
    	    String key = (String)keys.get( i );
    	    Object value = values.get( i );
    	    out.println( "<li>" + key + " = " + value + "</li>" );
            }
        }

        public void setDynamicAttribute( String uri, String localName,
    	Object value )
    	throws JspException
        {
    	keys.add( localName );
    	values.add( value );
        }
    }