texttag.java

这是一个轻便的j2ee的web应用框架,是一个在多个项目中运用的实际框架,采用struts,hebinate,xml等技术,有丰富的tag,role,navigation,session,dictio

/*
 * $Header: /sfroot/cvs/esimple/src/core/com/esimple/framework/web/taglib/html/TextTag.java,v 1.1.1.1 2004/09/08 06:38:19 lava Exp $
 * $Revision: 1.1.1.1 $
 * $Date: 2004/09/08 06:38:19 $
 *
 * ====================================================================
 * 
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999-2003 The Apache Software Foundation.  All rights 
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:  
 *       "This product includes software developed by the 
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
 *    from this software without prior written permission. For written 
 *    permission, please contact [e-mail].
 *
 * 5. Products derived from this software may not be called "Apache"
 *    nor may "Apache" appear in their names without prior written
 *    permission of the Apache Group.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 */ 


package com.esimple.framework.web.taglib.html;

import javax.servlet.jsp.JspException;
import org.apache.struts.util.RequestUtils;
import org.apache.struts.util.ResponseUtils;

/**
 * Custom tag for input fields of type "text".
 *
 * @author Craig R. McClanahan
 * @version $Revision: 1.1.1.1 $ $Date: 2004/09/08 06:38:19 $
 */

public class TextTag extends BaseFieldTag {

	protected String notNull 	 = null;
	protected String valueType 	 = null;
	protected String range 		 = null;
	protected String pattern 	 = null;
	protected String label 		 = null;
	protected String express 	 = null;
	protected String noMatchInfo = null;
	protected String expressFail = null;

    /**
     * Construct a new instance of this tag.
     */
    public TextTag() {

	   super();
	   this.type = "text";

    }

	/**
	 * Generate the required input tag.
	 * <p>
	 * Support for indexed property since Struts 1.1
	 *
	 * @exception JspException if a JSP exception has occurred
	 */
	public int doStartTag() throws JspException {

		// Create an appropriate "input" element based on our parameters
		StringBuffer results = new StringBuffer("<input type=\"");
		results.append(type);
		results.append("\" name=\"");
		// * @since Struts 1.1
		if (indexed)
			prepareIndex(results, name);
		results.append(property);
		results.append("\"");
		if (accesskey != null) {
			results.append(" accesskey=\"");
			results.append(accesskey);
			results.append("\"");
		}
		if (accept != null) {
			results.append(" accept=\"");
			results.append(accept);
			results.append("\"");
		}
		if (maxlength != null) {
			results.append(" maxlength=\"");
			results.append(maxlength);
			results.append("\"");
		}
		if (cols != null) {
			results.append(" size=\"");
			results.append(cols);
			results.append("\"");
		}
		if (tabindex != null) {
			results.append(" tabindex=\"");
			results.append(tabindex);
			results.append("\"");
		}
		if (notNull != null) {
			results.append(" notNull=\"");
			results.append(notNull);
			results.append("\"");
		}
		if (valueType != null) {
			results.append(" valueType=\"");
			results.append(valueType);
			results.append("\"");
		}
		if (range != null) {
			results.append(" range=\"");
			results.append(range);
			results.append("\"");
		}
		if (pattern != null) {
			results.append(" pattern=\"");
			results.append(pattern);
			results.append("\"");
		}
		if (label != null) {
			results.append(" label=\"");
			results.append(label);
			results.append("\"");
		}
		if (express != null) {
			results.append(" express=\"");
			results.append(express);
			results.append("\"");
		}
		if (noMatchInfo != null) {
			results.append(" noMatchInfo=\"");
			results.append(noMatchInfo);
			results.append("\"");
		}
		if (expressFail != null) {
			results.append(" expressFail=\"");
			results.append(expressFail);
			results.append("\"");
		}
		
		results.append(" value=\"");
		if (value != null) {
			results.append(ResponseUtils.filter(value));
		} else if (redisplay || !"password".equals(type)) {
			Object value = RequestUtils.lookup(pageContext, name, property, null);
			if (value == null)
				value = "";
			results.append(ResponseUtils.filter(value.toString()));
		}
		results.append("\"");
		results.append(prepareEventHandlers());
		results.append(prepareStyles());
		results.append(getElementClose());

		// Print this field to our output writer
		ResponseUtils.write(pageContext, results.toString());

		// Continue processing this page
		return (EVAL_BODY_TAG);

	}


	/**
	 * @return
	 */
	public String getExpress() {
		return this.express;
	}

	/**
	 * @return
	 */
	public String getExpressFail() {
		return this.expressFail;
	}

	/**
	 * @return
	 */
	public String getLabel() {
		return this.label;
	}

	/**
	 * @return
	 */
	public String getNoMatchInfo() {
		return this.noMatchInfo;
	}

	/**
	 * @return
	 */
	public String getNotNull() {
		return this.notNull;
	}

	/**
	 * @return
	 */
	public String getPattern() {
		return this.pattern;
	}

	/**
	 * @return
	 */
	public String getRange() {
		return this.range;
	}

	/**
	 * @return
	 */
	public String getValueType() {
		return this.valueType;
	}

	/**
	 * @param string
	 */
	public void setExpress(String express) {
		this.express = express;
	}

	/**
	 * @param string
	 */
	public void setExpressFail(String expressFail) {
		this.expressFail = expressFail;
	}

	/**
	 * @param string
	 */
	public void setLabel(String label) {
		this.label = label;
	}

	/**
	 * @param string
	 */
	public void setNoMatchInfo(String noMatchInfo) {
		this.noMatchInfo = noMatchInfo;
	}

	/**
	 * @param string
	 */
	public void setNotNull(String notNull) {
		this.notNull = notNull;
	}

	/**
	 * @param string
	 */
	public void setPattern(String pattern) {
		this.pattern = pattern;
	}

	/**
	 * @param string
	 */
	public void setRange(String range) {
		this.range = range;
	}

	/**
	 * @param string
	 */
	public void setValueType(String valueType) {
		this.valueType = valueType;
	}

}