📄 bg_005fupdatebook_jsp.java
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package org.apache.jsp;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
public final class BG_005fupdatebook_jsp extends org.apache.jasper.runtime.HttpJspBase
implements org.apache.jasper.runtime.JspSourceDependent {
private static java.util.Vector _jspx_dependants;
public java.util.List getDependants() {
return _jspx_dependants;
}
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws java.io.IOException, ServletException {
JspFactory _jspxFactory = null;
PageContext pageContext = null;
HttpSession session = null;
ServletContext application = null;
ServletConfig config = null;
JspWriter out = null;
Object page = this;
JspWriter _jspx_out = null;
PageContext _jspx_page_context = null;
try {
_jspxFactory = JspFactory.getDefaultFactory();
response.setContentType("text/html; charset=gb2312");
pageContext = _jspxFactory.getPageContext(this, request, response,
null, true, 8192, true);
_jspx_page_context = pageContext;
application = pageContext.getServletContext();
config = pageContext.getServletConfig();
session = pageContext.getSession();
out = pageContext.getOut();
_jspx_out = out;
out.write('\n');
request.setCharacterEncoding("gb2312");
out.write("\n");
out.write("\n");
out.write("<html>\n");
out.write("<script type=\"text/javascript\" language=\"javascript\">\n");
out.write(" <!--\n");
out.write(" function checks()\n");
out.write(" {\n");
out.write(" if(document.userinfo.Name.value==\"\")\n");
out.write(" {\n");
out.write(" alert(\"书名不能为空！！\");\n");
out.write(" document.userinfo.Name.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(document.userinfo.Name.value.length < 2)\n");
out.write(" {\n");
out.write(" document.userinfo.Name.focus();\n");
out.write(" alert(\"书名长度太短，请重新输入！\");\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(document.userinfo.Book_Corcern.value==\"\")\n");
out.write(" {\n");
out.write(" alert(\"图书出版社不能为空！！\");\n");
out.write(" document.userinfo.Book_Corcern.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(document.userinfo.Book_Corcern.value.length < 6)\n");
out.write(" {\n");
out.write(" document.userinfo.Book_Corcern.focus();\n");
out.write(" alert(\"图书出版社长度不能小于6，请重新输入！\");\n");
out.write(" return false;\n");
out.write(" }\n");
out.write(" if(document.userinfo.Author.value==\"\")\n");
out.write(" {\n");
out.write(" alert(\"作者不能为空！！\");\n");
out.write(" document.userinfo.Author.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(document.userinfo.Author.value.length < 2)\n");
out.write(" {\n");
out.write(" document.userinfo.Author.focus();\n");
out.write(" alert(\"作者长度不能小于2，请重新输入！\");\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(document.userinfo.Keywords.value==\"\")\n");
out.write(" {\n");
out.write(" alert(\"查询关键字不能为空！！\");\n");
out.write(" document.userinfo.Keywords.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(document.userinfo.Keywords.value.length < 2)\n");
out.write(" {\n");
out.write(" document.userinfo.Keywords.focus();\n");
out.write(" alert(\"查询关键字长度不能小于2，请重新输入！\");\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(document.userinfo.Catalog_Id.value==0)\n");
out.write(" {\n");
out.write(" alert(\"你没有选择图书的类别！！\");\n");
out.write(" document.userinfo.Catalog_Id.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write(" if (document.userinfo.Price.value==\"\")\n");
out.write(" {\n");
out.write(" alert(\"价格不能为空！！\");\n");
out.write(" userinfo.Price.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write("\n");
out.write(" if (document.userinfo.Price.value!=\"\")\n");
out.write(" {\n");
out.write(" if(isNaN(document.userinfo.Price.value)) //判断用户是否输入了字符，数字是非字符\n");
out.write(" {\n");
out.write(" alert(\"价格只能输入数字!!\");\n");
out.write(" userinfo.Price.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write(" }\n");
out.write(" if (document.userinfo.discount.value==\"\")\n");
out.write(" {\n");
out.write(" alert(\"会员打折不能为空！！\");\n");
out.write(" userinfo.discount.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(isNaN(document.userinfo.discount.value))\n");
out.write(" {\n");
out.write(" alert(\"会员打折只能输入数字\");\n");
out.write(" userinfo.discount.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write(" if(userinfo.discount.value.indexOf(\".\")>1||userinfo.discount.value.length>(userinfo.discount.value.indexOf(\".\")+2))\n");
out.write(" {\n");
out.write(" alert(\"请按此 8.5 或 8.88 格式填写会员打折!\"+userinfo.discount.value.indexOf(\".\"));\n");
out.write(" userinfo.discount.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write("\n");
out.write(" if (document.userinfo.Counts.value==\"\")\n");
out.write(" {\n");
out.write(" alert(\"图书数量不能为空！！\");\n");
out.write(" userinfo.Counts.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write("\n");
out.write(" if(isNaN(document.userinfo.Counts.value))\n");
out.write(" {\n");
out.write(" alert(\"图书数量只能输入数字\");\n");
out.write(" userinfo.Counts.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write("\n");
out.write(" if(document.userinfo.Page_Count.value==\"\")\n");
out.write(" {\n");
out.write(" alert(\"图书页数不能为空\");\n");
out.write(" userinfo.Page_Count.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write("\n");
out.write("\n");
out.write(" if(isNaN(document.userinfo.Page_Count.value))\n");
out.write(" {\n");
out.write(" alert(\"图书页数只能输入数字\");\n");
out.write(" userinfo.Page_Count.focus();\n");
out.write(" return false;\n");
out.write(" }\n");
out.write(" }\n");
out.write(" -->\n");
out.write(" </script>\n");
out.write("<head></head>\n");
out.write("<body>\n");
String Id = request.getParameter("Id"); //书Id String Catalog_Id = request.getParameter("Catalog_Id"); //分类id String Name = request.getParameter("Name"); //书名 String Author = request.getParameter("Author"); //作者 String Price = request.getParameter("Price"); //价格 String Book_Corcern = request.getParameter("Book_Corcern"); //出版社 String discount = request.getParameter("discount"); //会员打折率 String ISBN = request.getParameter("ISBN"); //书的ISBN号 String Keywords = request.getParameter("Keywords"); //关键字⌨️ 快捷键说明
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