adminbooks.jsp

Eclipse编程技术与实例一书的附CD-ROM光盘

      sSort = "";
    }
    if ( iSort == 0 ) {
      sForm_Sorting = "";
    }
    else {
      if ( sSort.equals(sSorted)) { 
        sSorted="0";
        sForm_Sorting = "";
        sDirection = " DESC";
        sSortParams = "FormItems_Sorting=" + sSort + "&FormItems_Sorted=" + sSort + "&";
      }
      else {
        sSorted=sSort;
        sForm_Sorting = sSort;
        sDirection = " ASC";
        sSortParams = "FormItems_Sorting=" + sSort + "&FormItems_Sorted=" + "&";
      }
    
      if ( iSort == 1) { sOrder = " order by i.name" + sDirection; }
      if ( iSort == 2) { sOrder = " order by i.author" + sDirection; }
      if ( iSort == 3) { sOrder = " order by i.price" + sDirection; }
      if ( iSort == 4) { sOrder = " order by c.name" + sDirection; }
      if ( iSort == 5) { sOrder = " order by i.is_recommended" + sDirection; }
    }
  

  // Build full SQL statement
  
  sSQL = "select i.author as i_author, " +
    "i.category_id as i_category_id, " +
    "i.is_recommended as i_is_recommended, " +
    "i.item_id as i_item_id, " +
    "i.name as i_name, " +
    "i.price as i_price, " +
    "c.category_id as c_category_id, " +
    "c.name as c_name " +
    " from items i, categories c" +
    " where c.category_id=i.category_id  ";
  
  sSQL = sSQL + sWhere + sOrder;

  String sNoRecords = "     <tr>\n      <td colspan=\"6\" style=\"background-color: #FFFFFF; border-width: 1\"><font style=\"font-size: 10pt; color: #000000\">没有条目</font></td>\n     </tr>";


  String tableHeader = "";
      tableHeader = "     <tr>\n      <td style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><a &\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">编辑</font></a></td>\n      <td style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><a href=\""+sFileName+"?"+formParams+"FormItems_Sorting=1&FormItems_Sorted="+sSorted+"&\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">书名</font></a></td>\n      <td style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><a href=\""+sFileName+"?"+formParams+"FormItems_Sorting=2&FormItems_Sorted="+sSorted+"&\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">作者</font></a></td>\n      <td style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><a href=\""+sFileName+"?"+formParams+"FormItems_Sorting=3&FormItems_Sorted="+sSorted+"&\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">价格</font></a></td>\n      <td style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><a href=\""+sFileName+"?"+formParams+"FormItems_Sorting=4&FormItems_Sorted="+sSorted+"&\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">类别</font></a></td>\n      <td style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><a href=\""+sFileName+"?"+formParams+"FormItems_Sorting=5&FormItems_Sorted="+sSorted+"&\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">推荐</font></a></td>\n     </tr>";
  
  
  try {
    out.println("    <table style=\"\">");
    out.println("     <tr>\n      <td style=\"background-color: #336699; text-align: Center; border-style: outset; border-width: 1\" colspan=\"6\"><a name=\"Items\"><font style=\"font-size: 12pt; color: #FFFFFF; font-weight: bold\">书</font></a></td>\n     </tr>");
    out.println(tableHeader);

  }
  catch (Exception e) {}

  
  try {
    // Select current page
    iPage = Integer.parseInt(getParam( request, "FormItems_Page"));
  }
  catch (NumberFormatException e ) {
    iPage = 0;
  }

  if (iPage == 0) { iPage = 1; }
  RecordsPerPage = 20;
  try {
    java.sql.ResultSet rs = null;
    // Open recordset
    rs = openrs( stat, sSQL);
    iCounter = 0;
    absolute (rs, (iPage-1)*RecordsPerPage+1);
    java.util.Hashtable rsHash = new java.util.Hashtable();
    String[] aFields = getFieldsName( rs );

    // Show main table based on recordset
    while ( (iCounter < RecordsPerPage) && rs.next() ) {

      getRecordToHash( rs, rsHash, aFields );
      String fldauthor = (String) rsHash.get("i_author");
      String fldcategory_id = (String) rsHash.get("c_name");
      String fldis_recommended = (String) rsHash.get("i_is_recommended");
      String fldname = (String) rsHash.get("i_name");
      String fldprice = (String) rsHash.get("i_price");
      String fldField1= "Edit";

      out.println("     <tr>");
      
      out.print("      <td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<a href=\"BookMaint.jsp?"+transitParams+"item_id="+toURL((String) rsHash.get("i_item_id"))+"&\"><font style=\"font-size: 10pt; color: #000000\">"+toHTML(fldField1)+"</font></a>");

      out.println("</td>");
      out.print("      <td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<font style=\"font-size: 10pt; color: #000000\">"+toHTML(fldname)+"&nbsp;</font>");
      out.println("</td>");
      out.print("      <td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<font style=\"font-size: 10pt; color: #000000\">"+toHTML(fldauthor)+"&nbsp;</font>");
      out.println("</td>");
      out.print("      <td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<font style=\"font-size: 10pt; color: #000000\">"+toHTML(fldprice)+"&nbsp;</font>");
      out.println("</td>");
      out.print("      <td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<font style=\"font-size: 10pt; color: #000000\">"+toHTML(fldcategory_id)+"&nbsp;</font>");
      out.println("</td>");
      out.print("      <td style=\"background-color: #FFFFFF; border-width: 1\">"); 
        fldis_recommended = getValFromLOV(fldis_recommended, "0;No;1;Yes");out.print("<font style=\"font-size: 10pt; color: #000000\">"+toHTML(fldis_recommended)+"&nbsp;</font>");
      out.println("</td>");
      out.println("     </tr>");
    
      iCounter++;
    }
    if (iCounter == 0) {
      // Recordset is empty
      out.println(sNoRecords);
    
      out.print("     <tr>\n      <td colspan=\"6\" style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">");
      out.print("<a href=\"BookMaint.jsp?"+formParams+"\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">添加新书</font></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;");
      out.println("</td>\n     </tr>");
    
      iCounter = RecordsPerPage+1;
      bIsScroll = false;
    }

    else {

  
    // Parse scroller
    boolean bInsert = false;
    boolean bNext = rs.next();
    if ( !bNext && iPage == 1 ) {
    
      out.print("     <tr>\n      <td colspan=\"6\" style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\">\n       <font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">");
      out.print("\n        <a href=\"BookMaint.jsp?"+formParams+"\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">添加新书</font></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;");
      out.println("\n      </td>\n     </tr>");
    
    }
    else {
      out.print("     <tr>\n      <td colspan=\"6\" style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">");
    
      out.print("\n       <a href=\"BookMaint.jsp?"+formParams+"\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">添加新书</font></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;");
      bInsert = true;
    
      if ( iPage == 1 ) {
        out.print("\n       <a href_=\"#\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">向前</font></a>");
      }
      else {
        out.print("\n       <a href=\""+sFileName+"?"+formParams+sSortParams+"FormItems_Page="+(iPage - 1)+"#Form\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">向前</font></a>");
      }
  
      out.print("\n       [ "+iPage+" ]");
  
      if (!bNext) { 
        out.print("\n       <a href_=\"#\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">下一页</font></a><br>");
      }
      else {
        out.print("\n       <a href=\""+sFileName+"?"+formParams+sSortParams+"FormItems_Page="+(iPage + 1)+"#Form\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">下一页</font></a><br>");
      }
    
      if ( ! bInsert ) {
        out.print("     <tr>\n      <td colspan=\"6\" style=\"background-color: #FFFFFF; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">");
        out.print("\n        <a href=\"BookMaint.jsp?"+formParams+"\"><font style=\"font-size: 10pt; color: #CE7E00; font-weight: bold\">Add New</font></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;");
      }
    
      out.println("</td>\n     </tr>");
    }
  
    }

    if ( rs != null ) rs.close();
    out.println("    </table>");
    
  }
  catch (Exception e) { out.println(e.toString()); }
}
%>