wmlsummaryformtag.java

来自「一个免费wap站」· Java 代码 · 共 47 行

package com.eline.wap.common.taglib.wml;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspTagException;
import javax.servlet.jsp.tagext.TagSupport;
import javax.servlet.jsp.JspWriter;

import com.eline.wap.common.taglib.ListTag;
import com.eline.wap.common.util.AppLogger;

/**
 * 
 * @author Lucifer
 *
 */
public class WmlSummaryFormTag extends TagSupport {

	/**
	 * 
	 */
	private static final long serialVersionUID = 434083524129100083L;

	private ListTag listTag = null;

	public int doEndTag() throws JspException {
		return EVAL_PAGE;
	}

	public int doStartTag() throws JspException {
		//1.验证其在列表标记内
		listTag = (ListTag) findAncestorWithClass(this, ListTag.class);
		if (listTag == null) {
			throw new JspTagException("产生列表综合信息标记失败(没有相应列表标记)!");
		}

		try {
			JspWriter out = pageContext.getOut();
			out.print("页数:" + listTag.getTotalPages() + "/" +  listTag.getTotalPages());
		}
		catch (Exception ex) {
			AppLogger.error("WmlSummaryFormTag.doStartTag(): 产生列表综合信息标记WmlSummaryFormTag失败!");
		}

		return SKIP_BODY;
	}
}