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File: FindBookSimpleTag.java.html

<!DOCTYPE html><html><head><meta charset="UTF-8" /><title>Source Code</title></head><body><pre>/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License.  You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jsp2.examples.simpletag;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.SimpleTagSupport;

import jsp2.examples.BookBean;

/**
 * SimpleTag handler that pretends to search for a book, and stores
 * the result in a scoped variable.
 */
public class FindBookSimpleTag extends SimpleTagSupport {
    private String var;

    private static final String BOOK_TITLE = "The Lord of the Rings";
    private static final String BOOK_AUTHOR = "J. R. R. Tolkien";
    private static final String BOOK_ISBN = "0618002251";

    @Override
    public void doTag() throws JspException {
        BookBean book = new BookBean( BOOK_TITLE, BOOK_AUTHOR, BOOK_ISBN );
        getJspContext().setAttribute( this.var, book );
    }

    public void setVar( String var ) {
        this.var = var;
    }
}
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