/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * Portions Copyright Apache Software Foundation.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
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 * elects to include this software in this distribution under the [CDDL or GPL
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 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
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 */
package examples;

import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
import java.util.Hashtable;
import java.io.Writer;
import java.io.IOException;

/**
 * Example1: the simplest tag
 * Collect attributes and call into some actions
 *
 * <foo att1="..." att2="...." att3="...." />
 */

public class FooTag 
    extends ExampleTagBase 
{
    private String atts[] = new String[3];
    int i = 0;
    
    private final void setAtt(int index, String value) {
        atts[index] = value;
    }
    
    public void setAtt1(String value) {
        setAtt(0, value);
    }
    
    public void setAtt2(String value) {
        setAtt(1, value);
    }

    public void setAtt3(String value) {
        setAtt(2, value);
    }
    
    /**
     * Process start tag
     *
     * @return EVAL_BODY_INCLUDE
     */
    public int doStartTag() throws JspException {
        i = 0;
	return EVAL_BODY_TAG;
    }

    public void doInitBody() throws JspException {
        pageContext.setAttribute("member", atts[i]);
        i++;
    }
    
    public int doAfterBody() throws JspException {
        try {
            if (i == 3) {
                bodyOut.writeOut(bodyOut.getEnclosingWriter());
                return SKIP_BODY;
            } else
                pageContext.setAttribute("member", atts[i]);
            i++;
            return EVAL_BODY_TAG;
        } catch (IOException ex) {
            throw new JspTagException(ex.toString());
        }
    }
}

