addyp.jsp

jsp写的一个简单的售药系统(系统需求分析).采用sql2000数据库,通过odbc连接

<%@ page contentType="text/html; charset=utf-8" language="java" import="java.sql.*" errorPage="" %>
<%@ include file="Connections/syxt.jsp" %>
<%
// *** Edit Operations: declare variables

// set the form action variable
String MM_editAction = request.getRequestURI();
if (request.getQueryString() != null && request.getQueryString().length() > 0) {
  String queryString = request.getQueryString();
  String tempStr = "";
  for (int i=0; i < queryString.length(); i++) {
    if (queryString.charAt(i) == '<') tempStr = tempStr + "&lt;";
    else if (queryString.charAt(i) == '>') tempStr = tempStr + "&gt;";
    else if (queryString.charAt(i) == '"') tempStr = tempStr +  "&quot;";
    else tempStr = tempStr + queryString.charAt(i);
  }
  MM_editAction += "?" + tempStr;
}

// connection information
String MM_editDriver = null, MM_editConnection = null, MM_editUserName = null, MM_editPassword = null;

// redirect information
String MM_editRedirectUrl = null;

// query string to execute
StringBuffer MM_editQuery = null;

// boolean to abort record edit
boolean MM_abortEdit = false;

// table information
String MM_editTable = null, MM_editColumn = null, MM_recordId = null;

// form field information
String[] MM_fields = null, MM_columns = null;
%>
<%
// *** Insert Record: set variables

if (request.getParameter("MM_insert") != null && request.getParameter("MM_insert").toString().equals("form1")) {

  MM_editDriver     = MM_syxt_DRIVER;
  MM_editConnection = MM_syxt_STRING;
  MM_editUserName   = MM_syxt_USERNAME;
  MM_editPassword   = MM_syxt_PASSWORD;
  MM_editTable  = "dbo.ypms";
  MM_editRedirectUrl = "untitled.jsp";
  String MM_fieldsStr = "pm|value|gg|value|dw|value|cbdj|value|xsdj|value|yxq|value";
  String MM_columnsStr = "pm|',none,''|gg|',none,''|dw|',none,''|cbdj|none,none,NULL|xsdj|none,none,NULL|yxq|',none,''";

  // create the MM_fields and MM_columns arrays
  java.util.StringTokenizer tokens = new java.util.StringTokenizer(MM_fieldsStr,"|");
  MM_fields = new String[tokens.countTokens()];
  for (int i=0; tokens.hasMoreTokens(); i++) MM_fields[i] = tokens.nextToken();

  tokens = new java.util.StringTokenizer(MM_columnsStr,"|");
  MM_columns = new String[tokens.countTokens()];
  for (int i=0; tokens.hasMoreTokens(); i++) MM_columns[i] = tokens.nextToken();

  // set the form values
  for (int i=0; i+1 < MM_fields.length; i+=2) {
    MM_fields[i+1] = ((request.getParameter(MM_fields[i])!=null)?(String)request.getParameter(MM_fields[i]):"");
  }
 
  // append the query string to the redirect URL
  if (MM_editRedirectUrl.length() != 0 && request.getQueryString() != null) {
    MM_editRedirectUrl += ((MM_editRedirectUrl.indexOf('?') == -1)?"?":"&") + request.getQueryString();
  }
}
%>
<%
// *** Insert Record: construct a sql insert statement and execute it

if (request.getParameter("MM_insert") != null) {

  // create the insert sql statement
  StringBuffer MM_tableValues = new StringBuffer(), MM_dbValues = new StringBuffer();
  String[] MM_dbValues_prep = new String[MM_fields.length/2];
  for (int i=0; i+1 < MM_fields.length; i+=2) {
    String formVal = MM_fields[i+1];
    String elem;
    java.util.StringTokenizer tokens = new java.util.StringTokenizer(MM_columns[i+1],",");
    elem = (String)tokens.nextToken(); // consume the delim
    String altVal   = ((elem = (String)tokens.nextToken()) != null && elem.compareTo("none")!=0)?elem:"";
    String emptyVal = ((elem = (String)tokens.nextToken()) != null && elem.compareTo("none")!=0)?elem:"";
    if (formVal.length() == 0) {
        if(emptyVal.equals("NULL")) {
            formVal = null;
        } else if(emptyVal.charAt(0) == '\'') {
            formVal = emptyVal.substring(1, emptyVal.length()-1);
        } else {
            formVal = emptyVal;
        }
    } else if (altVal.length() != 0) {
        if(altVal.charAt(0) == '\'') {
            formVal = altVal.substring(1, altVal.length()-1);
        } else {
            formVal = altVal;
        }
    }
    MM_dbValues_prep[i/2] = formVal;
    MM_tableValues.append((i!=0)?",":"").append(MM_columns[i]);
    MM_dbValues.append((i!=0)?",":"").append('?');
  }
  MM_editQuery = new StringBuffer("insert into " + MM_editTable);
  MM_editQuery.append(" (").append(MM_tableValues.toString()).append(") values (");
  MM_editQuery.append(MM_dbValues.toString()).append(")");
  
  if (!MM_abortEdit) {
    // finish the sql and execute it
    Driver MM_driver = (Driver)Class.forName(MM_editDriver).newInstance();
    Connection MM_connection = DriverManager.getConnection(MM_editConnection,MM_editUserName,MM_editPassword);
    PreparedStatement MM_editStatement = MM_connection.prepareStatement(MM_editQuery.toString());
    for(int i=0; i<MM_dbValues_prep.length; i++) {
        MM_editStatement.setObject(i+1, new String(MM_dbValues_prep[i].toString().getBytes("ISO8859_1"),"UTF-8"));
    }
    MM_editStatement.executeUpdate();
    MM_connection.close();

    // redirect with URL parameters
    if (MM_editRedirectUrl.length() != 0) {
      response.sendRedirect(response.encodeRedirectURL(MM_editRedirectUrl));
      return;
    }
  }
}
%>
<%
Driver DriverRecordset1 = (Driver)Class.forName(MM_syxt_DRIVER).newInstance();
Connection ConnRecordset1 = DriverManager.getConnection(MM_syxt_STRING,MM_syxt_USERNAME,MM_syxt_PASSWORD);
PreparedStatement StatementRecordset1 = ConnRecordset1.prepareStatement("SELECT * FROM dbo.ypms");
ResultSet Recordset1 = StatementRecordset1.executeQuery();
boolean Recordset1_isEmpty = !Recordset1.next();
boolean Recordset1_hasData = !Recordset1_isEmpty;
Object Recordset1_data;
int Recordset1_numRows = 0;
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>添加药品</title>
</head>

<body>
<form ACTION="<%=MM_editAction%>" METHOD="POST" id="form1" name="form1">
  <table width="707" height="100" border="1" bgcolor="#FFFFFF" id="02">
  <caption>
  添加药品描述
  </caption>
    
  <tr>
      <th width="140" scope="col">品名</th>
      <th width="83" scope="col">规格</th>
      <th width="55" scope="col">单位</th>
      <th width="106" scope="col">成本单价</th>
      <th width="127" scope="col">销售单价</th>
      <th width="170" scope="col">有效期</th>
    </tr>
    <tr>
      <th scope="col"><label>
        <input name="pm" type="text" id="pm" size="20" />
      </label></th>
      <th scope="col"><label>
        <input name="gg" type="text" id="gg" size="10" />
      </label></th>
      <th scope="col"><label>
        <input name="dw" type="text" id="dw" size="4" />
      </label></th>
      <th scope="col"><label>
        <input name="cbdj" type="text" id="cbdj" size="8" />
      </label></th>
      <th scope="col"><label>
        <input name="xsdj" type="text" id="xsdj" size="8" />
      </label></th>
      <th scope="col"><label>
        <input name="yxq" type="text" id="yxq" size="5" />
      </label></th>
    </tr>
  </table>
  <p>
    <label>
    <input type="submit" name="001" id="001" value="提交" />
    </label>
  </p>

  

  <input type="hidden" name="MM_insert" value="form1" />
</form>
</body>
</html>
<%
Recordset1.close();
StatementRecordset1.close();
ConnRecordset1.close();
%>