File:  [Repository] / FM2SQL / Attic / DBBean.java
Revision 1.18: download - view: text, annotated - select for diffs - revision graph
Thu May 6 11:39:42 2004 UTC (20 years, 2 months ago) by rogo
Branches: MAIN
CVS tags: HEAD
properties for jdbcodbc driver

    1: /*
    2:  * DBBean.java -- Class that ecapsulates all database actions 
    3:  * Filemake to SQL Converter 
    4:  * Copyright (C) 2004 Robert Gordesch (rogo@mpiwg-berlin.mpg.de) 
    5:  * This program is free software; you can redistribute it and/or modify it
    6:  * under the terms of the GNU General Public License as published by the Free
    7:  * Software Foundation; either version 2 of the License, or (at your option)
    8:  * any later version.  Please read license.txt for the full details. A copy of
    9:  * the GPL may be found at http://www.gnu.org/copyleft/lgpl.html  You should
   10:  * have received a copy of the GNU General Public License along with this
   11:  * program; if not, write to the Free Software Foundation, Inc., 59 Temple
   12:  * Place, Suite 330, Boston, MA 02111-1307 USA  Created on 15.09.2003 by
   13:  * rogo  
   14:  */
   15: 
   16: 
   17: import java.sql.*;
   18: import java.text.DateFormat;
   19: import java.util.*;
   20: 
   21: import com.fmi.jdbc.*;
   22: 
   23: /**
   24:  *
   25:  *
   26:  * DBBean - Database bean
   27:  *
   28:  *<p> a Javabean  to perform queries on a JDBC Database,
   29:  * or excute any other SQL statement
   30:  * </p>
   31:  * <p>
   32:  * Usage:
   33:  * <pre>
   34:  *   DBBean bean = new DBBean();
   35:  * // setting user and passwd
   36:  *  bean.setUserAndPasswd("bla","bla");
   37:  *  try
   38:  *  {
   39:  *    bean.setConnection("jdbc:fmpro:http://localhost");
   40:  *    Vector names=bean.getTableNames();
   41:  *    Vector[] result=bean.getQueryData(names.get(0).toString());
   42:  *  // print results to screen
   43:  *     for(int i=0;i&lt;result[1].size();++i)
   44:  *     {
   45:  *       //print Header
   46:  *       System.out.print(" "+result[1].get(i));
   47:  *     }
   48:  *  System.out.println();
   49:  *  for(int j=0;j&lt;result[0].size();++j)
   50:  *  {
   51:  *     Vector row=(Vector)result[0].get(j);
   52:  *     //print rows
   53:  *     for(int k=0;k&lt;row.size();++k)
   54:  *     System.out.print(" "+row.get(k));
   55:  *     System.out.println();
   56:  *  }
   57:  * } catch(Exception e)
   58:  *   {
   59:  *     System.out.println("Error while connecting to database"+ e);
   60:  *   }
   61:  * </pre>
   62:  *
   63:  * </p>
   64:  * @author rogo
   65:  */
   66: public class DBBean
   67: {
   68:   Connection connection;
   69:   String url = "";
   70:   DatabaseMetaData dbMetaData;
   71:   Vector columnNames;
   72:   Vector ids = new Vector();
   73:   String user = (System.getProperty("user.name") == null) ? "" : System.getProperty("user.name"); //"postgres";
   74:   String passwd = ""; //"3333";//"rogo";
   75:   public int maxHits = 10;
   76:   ResultSet result;
   77:   String quoteChar = "";
   78:   Hashtable connectionPool = new Hashtable();
   79:   public ResultSetMetaData metaData;
   80:   // register DataBase Drivers
   81:   static {
   82:     try
   83:     {
   84:       DriverManager.registerDriver(new com.fmi.jdbc.JdbcDriver());
   85:       DriverManager.registerDriver((Driver) Class.forName("org.postgresql.Driver").newInstance());
   86:       DriverManager.registerDriver((Driver) Class.forName("com.mysql.jdbc.Driver").newInstance());
   87:       DriverManager.registerDriver((Driver) Class.forName("sun.jdbc.odbc.JdbcOdbcDriver").newInstance());
   88:      
   89:       // wait a maximum of 10 seconds when attempting to establish a connection
   90:       DriverManager.setLoginTimeout(10);
   91:     } catch (Exception e)
   92:     {
   93:       System.out.println(e);
   94:     }
   95:   }
   96:   /**
   97:    * Constructs a database bean
   98:    */
   99:   public DBBean()
  100:   {
  101: 
  102:   }
  103:   /**
  104:    *Constructs a database bean
  105:    * and tries to connect to database
  106:    *specified in the jdbcConnectionURL
  107:    * @param jdbcConnectionURL url to connect to database
  108:     */
  109: 
  110:   public DBBean(String jdbcConnectionURL) throws Exception
  111:   {
  112: 
  113:     this.url = jdbcConnectionURL;
  114: 
  115:     connection = getConnection();
  116:     if (connection == null)
  117:       return;
  118:     // get the meta data for the current connection
  119:     DatabaseMetaData dbMetaData = (DatabaseMetaData) connection.getMetaData();
  120:     quoteChar = dbMetaData.getIdentifierQuoteString();
  121:     if (quoteChar == null)
  122:       quoteChar = "\""; // needed for postgres
  123: 
  124:     // create the root node of the tree
  125:     // get the open tables from the current connection; the FileMaker Pro
  126:     // JDBC driver ignores all of the parameters to this method
  127: 
  128:     // iterate over the table names and add them to the root node of the tree
  129: 
  130:   }
  131:   /**
  132:    * sets the maximum number of hits
  133:    */
  134:   public void setMaxHits(int maxHits)
  135:   {
  136:     this.maxHits = maxHits;
  137:   }
  138:   /**
  139:     * gets the maximum number of hits
  140:     */
  141:   public int getMaxHits()
  142:   {
  143:     return maxHits;
  144:   }
  145: 
  146:   /**
  147:    * returns the Connection if null creates a new one from the url property.
  148:    *
  149:    */
  150:   public Connection getConnection() throws Exception
  151:   {
  152:     ConnectionPool conPool = (ConnectionPool) connectionPool.get(url);
  153:     if (conPool == null)
  154:     {
  155:       createConnection();  
  156:       
  157:     } else
  158:     {
  159:       if (!conPool.user.equals(user) || !conPool.passwd.equals(passwd))
  160:       {
  161:         conPool.con.close();
  162:         conPool.user = user;
  163:         conPool.passwd = passwd;
  164: 
  165:       }
  166:       connection = conPool.con;
  167:       if (connection.isClosed())
  168:       {
  169:         System.out.println("Made new connection!!!");
  170:         createConnection();  
  171:    
  172:        // connection = DriverManager.getConnection(conPool.url, conPool.user, conPool.passwd);
  173:         conPool.con = connection;
  174:       }
  175:     }
  176:     if (url != "" && connection == null)
  177:       createConnection();
  178:       //connection = DriverManager.getConnection(url, user, passwd);
  179:     dbMetaData = connection.getMetaData();
  180:     quoteChar = dbMetaData.getIdentifierQuoteString();
  181:     if (quoteChar == null)
  182:       quoteChar = "\""; // needed for postgres
  183: 
  184:     return connection;
  185:   }
  186:   private void createConnection() throws SQLException
  187:   {
  188:       // setup the properties 
  189:        java.util.Properties prop = new java.util.Properties();
  190:        prop.put("charSet", "Cp1256");
  191:        prop.put("user", user);
  192:        prop.put("password", passwd);
  193:     System.out.println("url "+url);
  194:     if(url.indexOf("odbc")>=0)
  195:     {
  196:     // Connect to the database
  197:       connection = DriverManager.getConnection(url, prop);
  198:       System.out.println("odbc with properties inited");
  199:     }
  200:     else
  201:     connection = DriverManager.getConnection(url, user, passwd);
  202:     connectionPool.put(url, new ConnectionPool(url, user, passwd, connection));
  203:     
  204:   }
  205:   /**
  206:    * sets the connection of this DBBean to the database specified in the url
  207:    *  property
  208:    */
  209:   public void setConnection(String url) throws Exception
  210:   {
  211:     this.url = url;
  212:     if (url != "")
  213:       //connection = DriverManager.getConnection(url, user, passwd);
  214:     createConnection();
  215:     dbMetaData = connection.getMetaData();
  216:     quoteChar = dbMetaData.getIdentifierQuoteString();
  217:     if (quoteChar == null)
  218:       quoteChar = "\""; // needed for postgres
  219:   }
  220:   /**
  221:    * sets the connection of this DBBean to the database specified in the url
  222:    * and the url,user and passwd property of this DBBean instance
  223:    */
  224:   public void setConnection(String url, String user, String passwd) throws Exception
  225:   {
  226:     this.user = user;
  227:     this.passwd = passwd;
  228:     this.url = url;
  229:     if (url != "")
  230:      createConnection();
  231:      // connection = DriverManager.getConnection(url, user, passwd);
  232:     dbMetaData = connection.getMetaData();
  233:     quoteChar = dbMetaData.getIdentifierQuoteString();
  234:     if (quoteChar == null)
  235:       quoteChar = "\""; // needed for postgres
  236:   }
  237: 
  238:   public void setIDVector(Vector ids)
  239:   {
  240:     this.ids = ids;
  241:   }
  242: 
  243:   /** 
  244:    * returns a Vector containing the ID Row Name 
  245:    **/
  246:   public Vector getIDVector()
  247:   {
  248:     return ids;
  249:   }
  250:   /**
  251:    * returns a Vector containing the Tablenames or an error message in the Vector
  252:    */
  253:   public Vector getTableNames()
  254:   {
  255:     Vector tableNameVec = new Vector();
  256:     try
  257:     {
  258:       if (connection == null)
  259:       {
  260:         Vector vec = new Vector();
  261:         vec.add("no database connection");
  262:         return vec;
  263:       }
  264:       if (dbMetaData == null)
  265:         dbMetaData = connection.getMetaData();
  266:       ResultSet tableNames = dbMetaData.getTables(null, null, null, null);
  267:       // System.out.println(dbMetaData.supportsAlterTableWithAddColumn());
  268:       // iterate over the table names and add them to the root node of the tree
  269: 
  270:       while (tableNames.next())
  271:       {
  272:         String tableName = tableNames.getString("TABLE_NAME");
  273:         tableNameVec.add(tableName);
  274: 
  275:       }
  276:     } catch (Exception e)
  277:     {
  278:       e.printStackTrace();
  279:     }
  280:     return tableNameVec;
  281:   }
  282:   /**
  283:    * returns a Vector containing the Tablenames or an error message in the Vector
  284:    */
  285:   public Vector getTableNames(String catalog)
  286:   {
  287:     Vector tableNameVec = new Vector();
  288:     try
  289:     {
  290:       if (connection == null)
  291:       {
  292:         Vector vec = new Vector();
  293:         vec.add("no database connection");
  294:         return vec;
  295:       }
  296:       setConnection(url.substring(0, url.lastIndexOf("/") + 1) + catalog);
  297:       if (dbMetaData == null)
  298:         dbMetaData = connection.getMetaData();
  299:       System.out.println("catalog " + catalog + " " + dbMetaData.getCatalogSeparator() + " " + url.substring(0, url.lastIndexOf("/") + 1));
  300:       ResultSet tableNames = dbMetaData.getTables(null, null, null, null);
  301:       // System.out.println(dbMetaData.supportsAlterTableWithAddColumn());
  302:       // iterate over the table names and add them to the root node of the tree
  303: 
  304:       while (tableNames.next())
  305:       {
  306:         String tableName = tableNames.getString("TABLE_NAME");
  307:         tableNameVec.add(tableName);
  308: 
  309:       }
  310:     } catch (Exception e)
  311:     {
  312:       e.printStackTrace();
  313:     }
  314:     return tableNameVec;
  315:   }
  316: 
  317:   /**
  318:    * returns a Vector containing the Catalog or an error message in the Vector
  319:    */
  320:   public Vector getCatalogs()
  321:   {
  322:     Vector tableNameVec = new Vector();
  323:     try
  324:     {
  325:       if (connection == null)
  326:       {
  327:         Vector vec = new Vector();
  328:         vec.add("no database connection");
  329:         return vec;
  330:       }
  331:       if (dbMetaData == null)
  332:         dbMetaData = connection.getMetaData();
  333:       ResultSet tableNames = dbMetaData.getCatalogs();
  334:       // System.out.println(dbMetaData.supportsAlterTableWithAddColumn());
  335:       // iterate over the table names and add them to the root node of the tree
  336:       System.out.println(tableNames.getMetaData().getColumnName(1));
  337:       while (tableNames.next())
  338:       {
  339:         String tableName = tableNames.getString(1);
  340:         tableNameVec.add(tableName);
  341:         //tableName = tableNames.getString(1);
  342:         //tableNameVec.add(tableName);
  343: 
  344:       }
  345:     } catch (Exception e)
  346:     {
  347:       e.printStackTrace();
  348:     }
  349:     return tableNameVec;
  350:   }
  351: 
  352:   /**
  353:   * returns a Vector containing the layoutNames for the specified Table
  354:   * if the database supports this otherwise Vector containing an empty String
  355:   */
  356: 
  357:   public Vector getLayoutNames(String tableName) throws SQLException
  358:   {
  359:     Vector layouts = new Vector();
  360:     if (dbMetaData instanceof DatabaseMetaDataExt)
  361:       layouts.add("");
  362:     if (dbMetaData == null)
  363:       dbMetaData = connection.getMetaData();
  364: 
  365:     if (dbMetaData instanceof DatabaseMetaDataExt)
  366:     {
  367:       ResultSet layoutNames = ((DatabaseMetaDataExt) dbMetaData).getLayouts(null, null, tableName, null);
  368: 
  369:       // iterate over the layout names and add them to the "Layouts" node
  370:       while (layoutNames.next())
  371:         layouts.add(layoutNames.getString("LAYOUT_NAME"));
  372:     }
  373:     return layouts;
  374:   }
  375:   /**
  376:    *   Returns the result for select * from table
  377:    *   with maxHits = 500 default value
  378:    */
  379:   public Vector[] getQueryData(String table) throws SQLException
  380:   {
  381: 
  382:     return getQueryData("SELECT * from " + quoteChar + table + quoteChar, maxHits);
  383: 
  384:   }
  385: 
  386:   /**
  387:    *    Returns the result of the query
  388:    *    or an Vector array of Vectors containing error messages
  389:    */
  390:   public Vector[] getQueryData(String query, FM2SQL.ProgressDialog dialog, int maxHits) throws SQLException
  391:   {
  392:     long timeStart = System.currentTimeMillis();
  393:     ResultSet resultSet = null;
  394:     if (connection == null)
  395:     {
  396:       Vector[] noData = new Vector[2];
  397:       //System.out.println("Exception occured");
  398:       noData[1] = new Vector();
  399:       Vector vec2 = new Vector();
  400:       noData[0] = new Vector();
  401:       vec2.add("no Connection available");
  402:       noData[0].add(vec2);
  403:       noData[1].add("Exception occured! No results available");
  404:       //noData[1].add("no Results were produced");
  405: 
  406:       return noData;
  407:     }
  408:     if (dialog != null)
  409:       dialog.progress.setValue(0);
  410: 
  411:     resultSet = makeQuery(query, maxHits);
  412: 
  413:     metaData = resultSet.getMetaData();
  414:     int columnCount = metaData.getColumnCount();
  415:     int rowCount = 0;
  416:     if (maxHits == 0)
  417:       rowCount = (metaData instanceof ResultSetMetaDataExt) ? 1000 : getRowCount(query);
  418:     else
  419:       rowCount = maxHits;
  420:     int counter = 0;
  421:     Vector tableData = new Vector();
  422:     Vector tableRow = new Vector();
  423:     //  System.out.println("rowCount "+rowCount+" "+maxHits);
  424:     try
  425:     {
  426:       while ((tableRow = getNextRow()) != null)
  427:       {
  428:         counter++;
  429:         if (dialog != null)
  430:           dialog.progress.setValue((int) ((double) counter / (double) rowCount * 100.0));
  431: 
  432:         tableData.add(tableRow);
  433: 
  434:       }
  435:     } catch (Exception e)
  436:     {
  437:       // TODO Auto-generated catch block
  438:       e.printStackTrace();
  439:     }
  440: 
  441:     // retrieve the column names from the result set; the column names
  442:     // are used for the table header
  443:     columnNames = new Vector();
  444: 
  445:     for (int i = 1; i <= columnCount; i++)
  446:       columnNames.addElement(metaData.getColumnName(i));
  447:     Vector data[] = new Vector[2];
  448:     data[0] = tableData;
  449:     data[1] = columnNames;
  450:     System.out.println("Rows " + tableData.size() + " " + ((Vector) tableData.get(0)).size());
  451:     long timeEnd = System.currentTimeMillis();
  452:     System.out.println("Time needed for query and data retrieval " + (timeEnd - timeStart) + " ms");
  453:     return data;
  454:   }
  455:   /**
  456:    *    Returns the result of the query
  457:    *    or an Vector array of Vectors containing error messages
  458:    */
  459:   public Vector[] getQueryData(String query, int maxHits) throws SQLException
  460:   {
  461:     long timeStart = System.currentTimeMillis();
  462:     ResultSet resultSet = null;
  463:     if (connection == null)
  464:     {
  465:       Vector[] noData = new Vector[2];
  466:       //System.out.println("Exception occured");
  467:       noData[1] = new Vector();
  468:       Vector vec2 = new Vector();
  469:       noData[0] = new Vector();
  470:       vec2.add("no Connection available");
  471:       noData[0].add(vec2);
  472:       noData[1].add("Exception occured! No results available");
  473:       //noData[1].add("no Results were produced");
  474: 
  475:       return noData;
  476:     }
  477:     resultSet = makeQuery(query, maxHits);
  478:     metaData = resultSet.getMetaData();
  479:     int columnCount = metaData.getColumnCount();
  480: 
  481:     Vector tableData = new Vector();
  482:     while (resultSet.next())
  483:     {
  484:       //System.out.println("datatype "+(Types.LONGVARCHAR ==metaData.getColumnType(3)));
  485:       Vector tableRow = new Vector(), m_columnClasses = new Vector();
  486:       for (int i = 1; i <= columnCount; i++)
  487:       {
  488:         // repeating fields and fields from related databases may contain
  489:         // multliple data values; the data values are stored using
  490:         // a Vector which is then added to the tableRow
  491:         //      if (metaData instanceof ResultSetMetaDataExt)
  492:         if ((metaData instanceof ResultSetMetaDataExt) && (((ResultSetMetaDataExt) metaData).isRelated(i) || ((ResultSetMetaDataExt) metaData).isRepeating(i)))
  493:         {
  494:           //System.out.println("Related fields");
  495:           // retrieve the repeating or related field contents as a
  496:           // com.fmi.jdbc.Array via the ResultSet.getObject method
  497:           com.fmi.jdbc.Array array = (com.fmi.jdbc.Array) resultSet.getObject(i);
  498:           //            create a Vector for storing all of the data values
  499:           ArrayList columnData = new ArrayList();
  500: 
  501:           try
  502:           {
  503: 
  504:             // call the Array.getStringArray method since the data will
  505:             // only be displayed
  506:             Object[] fieldData = (Object[]) array.getArray();
  507: 
  508:             if (fieldData != null)
  509:             {
  510:               // add each value to the Vector
  511:               for (int j = 0; j < fieldData.length; j++)
  512:               {
  513:                 if (fieldData[j] != null)
  514:                   columnData.add(fieldData[j]);
  515:               }
  516: 
  517:             }
  518:           } catch (Exception e)
  519:           {
  520:             //System.out.println(e);
  521:           }
  522:           if (columnData.isEmpty())
  523:             tableRow.add(null);
  524:           else
  525:             tableRow.addElement(columnData);
  526:           //System.out.println(columnData);
  527:           //System.out.println("Related fields"+columnData.size()+" "+tableRow.size());
  528: 
  529:           m_columnClasses.addElement(java.util.Vector.class);
  530:         } else if (metaData.getColumnType(i) == Types.LONGVARBINARY)
  531:         {
  532:           // use the ResultSet.getObject method for retrieving images
  533:           // from FileMaker Pro container fields; the ResultSet.getObject
  534:           // method returns a java.awt.Image object for FileMaker Pro
  535:           // container fields
  536:           try
  537:           {
  538: 
  539:             tableRow.addElement(resultSet.getObject(i));
  540:           } catch (Exception e)
  541:           {
  542:             // TODO Auto-generated catch block
  543:             //e.printStackTrace();
  544:             tableRow.addElement(null);
  545:           }
  546:           //tableRow.addElement("Picture ignored");
  547:           m_columnClasses.addElement(java.awt.Image.class);
  548:         } else if (metaData.getColumnType(i) == Types.TIME)
  549:         {
  550:           // use the ResultSet.getObject method for retieving images
  551:           // from FileMaker Pro container fields; the ResultSet.getObject
  552:           // method returns a java.awt.Image object for FileMaker Pro
  553:           // container fields
  554:           try
  555:           {
  556:             tableRow.addElement(resultSet.getTime(i).toString());
  557:             m_columnClasses.addElement(java.sql.Time.class);
  558:           } catch (Exception e)
  559:           {
  560: 
  561:             String value = resultSet.getString(i);
  562:             if (value != null)
  563:             {
  564:               //System.out.println("SQLTime new "+Time.valueOf("17:00:00").toString());
  565:               int index = 0;
  566:               for (int j = 0; j < value.length(); ++j)
  567:               {
  568:                 if (!Character.isLetter(value.charAt(j)))
  569:                   index = j + 1;
  570:                 else
  571:                   break;
  572:               }
  573: 
  574:               tableRow.addElement(value.substring(0, index));
  575:               //m_columnClasses.addElement(java.sql.Time.class);
  576:             } else
  577:               tableRow.add(null);
  578:             m_columnClasses.addElement(String.class);
  579:           } // to catch
  580: 
  581:         } else if (metaData.getColumnType(i) == Types.DATE)
  582:         {
  583:           // use the ResultSet.getObject method for retieving images
  584:           // from FileMaker Pro container fields; the ResultSet.getObject
  585:           // method returns a java.awt.Image object for FileMaker Pro
  586:           // container fields
  587: 
  588:           tableRow.addElement(resultSet.getDate(i));
  589:           m_columnClasses.addElement(java.sql.Date.class);
  590:         } else if (metaData.getColumnTypeName(i) == "NUMBER")
  591:         {
  592:           // use the ResultSet.getObject method for retieving images
  593:           // from FileMaker Pro container fields; the ResultSet.getObject
  594:           // method returns a java.awt.Image object for FileMaker Pro
  595:           // container fields
  596:           try
  597:           {
  598:             tableRow.addElement(new Double(resultSet.getDouble(i)));
  599:             m_columnClasses.addElement(Double.class);
  600: 
  601:           } catch (Exception e)
  602:           {
  603: 
  604:             StringBuffer number = new StringBuffer();
  605:             String value = resultSet.getString(i);
  606:             System.out.println(value);
  607:             for (int c = 0; c < value.length(); ++c)
  608:             {
  609:               if (Character.isDigit(value.charAt(c)))
  610:               {
  611:                 number.append(value.charAt(c));
  612:               }
  613:             }
  614:             if (number.length() > 0)
  615:             {
  616:               tableRow.addElement(null);
  617:               m_columnClasses.addElement(Double.class);
  618:             } else
  619:               tableRow.addElement(null);
  620:           }
  621:         } else
  622:         {
  623:           // all other field values are retrieved as strings and
  624:           // added to the tableRow Vector
  625:           // if(resultSet.getObject(i)!=null) System.out.println(resultSet.getObject(i));
  626:           try
  627:           {
  628:             byte[] b = resultSet.getBytes(i);
  629:             String utf8 = null;
  630:             if (metaData instanceof ResultSetMetaDataExt)
  631:               utf8 = (b == null) ? null : new String(b);
  632:             else
  633:               utf8 = (b == null) ? null : new String(b, "UTF-8");
  634:             utf8 = (utf8 == null) ? null : new String(utf8.getBytes("UTF-8"), "UTF-8");
  635:             tableRow.addElement(utf8);
  636:           } catch (Exception e)
  637:           {
  638:             System.out.println("Hey I Got an error" + e);
  639:           }
  640:           m_columnClasses.addElement(java.lang.String.class);
  641:         }
  642:       }
  643: 
  644:       // add the tableRow Vector to the tableData Vector
  645:       tableData.addElement(tableRow);
  646:     }
  647: 
  648:     // retrieve the column names from the result set; the column names
  649:     // are used for the table header
  650:     columnNames = new Vector();
  651: 
  652:     for (int i = 1; i <= columnCount; i++)
  653:       columnNames.addElement(metaData.getColumnName(i));
  654:     Vector data[] = new Vector[2];
  655:     data[0] = tableData;
  656:     data[1] = columnNames;
  657:     System.out.println("Rows " + tableData.size() + " " + ((Vector) tableData.get(0)).size());
  658:     long timeEnd = System.currentTimeMillis();
  659:     System.out.println("Time needed for query and data retrieval " + (timeEnd - timeStart) + " ms");
  660:     return data;
  661:   }
  662: 
  663:   public Vector getColumnNames()
  664:   {
  665:     if (result == null)
  666:       return null;
  667:     try
  668:     {
  669:       ResultSetMetaData metaData = result.getMetaData();
  670:       int columnCount = metaData.getColumnCount();
  671:       columnNames = new Vector();
  672: 
  673:       for (int i = 1; i <= columnCount; i++)
  674:         columnNames.addElement(metaData.getColumnName(i));
  675:     } catch (Exception e)
  676:     {
  677:     }
  678:     return columnNames;
  679:   }
  680:   /**
  681:    * makes the database Query
  682:    *   with the numberOfHits as maximum
  683:    * @return the result as an ResultSet object
  684:   */
  685:   public ResultSet makeQuery(String query, int numberOfHits) throws SQLException
  686:   {
  687:     result = null;
  688:     Statement stm = null;
  689:    
  690:     //  System.out.println("Query " + query);
  691: 
  692:     if (!connection.isClosed())
  693:       stm = connection.createStatement();
  694:     else {
  695:       
  696:       
  697:       try
  698:       {
  699:         connection = getConnection();
  700:         stm= connection.createStatement();
  701:       } catch (Exception e)
  702:       {
  703:         // TODO Auto-generated catch block
  704:         e.printStackTrace();
  705:       }
  706:     }
  707:     stm.setMaxRows(numberOfHits);
  708:     long time = System.currentTimeMillis();
  709:     try {
  710:     stm.execute(query);
  711:     } catch(Exception e) {
  712:      // TODO remove
  713:     // if(FM2SQL.fmInstance!=null)
  714:   //   FM2SQL.showErrorDialog("Error caught!! \n Query was  "+query+" \n","Debug Info");
  715:     }
  716:     long time2 = System.currentTimeMillis();
  717:    
  718:     System.out.println("time to execute "+(time2-time));
  719:    // stm.setMaxRows(numberOfHits);
  720:  
  721:     result = stm.getResultSet();
  722:    // System.out.println(result+" "+stm.getUpdateCount());
  723:     metaData = result.getMetaData();
  724:     return result;
  725:   }
  726:   /**
  727:    *  sets the database user
  728:    */
  729:   public void setUser(String user)
  730:   {
  731:     this.user = user;
  732:   }
  733:   /**
  734:    *     sets the database passwd
  735:    */
  736:   public void setPasswd(String passwd)
  737:   {
  738:     this.passwd = passwd;
  739:   }
  740: 
  741:   /**
  742:    * sets the database user and passwd
  743:    */
  744:   public void setUserAndPasswd(String user, String passwd)
  745:   {
  746:     this.user = user;
  747:     this.passwd = passwd;
  748: 
  749:   }
  750:   /**
  751:    *  just  sets the connection URL
  752:    */
  753:   public void setURL(String url)
  754:   {
  755:     this.url = url;
  756:   }
  757: 
  758:   /**
  759:    *    Test the database drivers features given by the DatabaseMetaData object
  760:    */
  761:   public Vector[] TestDB(DatabaseMetaData d) throws SQLException
  762:   {
  763: 
  764:     Vector data[] = new Vector[2];
  765:     Vector[] rows = new Vector[120];
  766:     for (int i = 0; i < rows.length; ++i)
  767:       rows[i] = new Vector();
  768:     Vector columnNames = new Vector();
  769:     columnNames.add("Feature");
  770:     columnNames.add("Supported");
  771: 
  772:     Vector cols = new Vector();
  773:     rows[0].add("allProceduresAreCallable");
  774:     rows[0].add(new Boolean(d.allProceduresAreCallable()));
  775:     //boolean allProceduresAreCallable() throws SQLException;
  776:     rows[1].add("allTablesAreSelectable");
  777:     rows[1].add(new Boolean(d.allTablesAreSelectable()));
  778:     //    boolean allTablesAreSelectable() throws SQLException;
  779:     rows[2].add("isReadOnly");
  780:     rows[2].add(new Boolean(d.isReadOnly()));
  781:     //    boolean isReadOnly() throws SQLException;
  782:     rows[3].add("nullsAreSortedHigh");
  783:     rows[3].add(new Boolean(d.nullsAreSortedHigh()));
  784:     //    boolean nullsAreSortedHigh() throws SQLException;
  785:     rows[4].add("nullsAreSortedLow");
  786:     rows[4].add(new Boolean(d.nullsAreSortedLow()));
  787:     // boolean nullsAreSortedLow() throws SQLException;
  788:     rows[5].add("nullsAreSortedAtStart");
  789:     rows[5].add(new Boolean(d.nullsAreSortedAtStart()));
  790:     //  boolean nullsAreSortedAtStart() throws SQLException;
  791:     rows[6].add("nullsAreSortedAtEnd");
  792:     rows[6].add(new Boolean(d.nullsAreSortedAtEnd()));
  793:     //  boolean nullsAreSortedAtEnd() throws SQLException;
  794:     rows[7].add("usesLocalFiles");
  795:     rows[7].add(new Boolean(d.usesLocalFiles()));
  796:     //    boolean usesLocalFiles() throws SQLException;
  797:     rows[8].add("usesLocalFilePerTable");
  798:     rows[8].add(new Boolean(d.usesLocalFilePerTable()));
  799:     // boolean usesLocalFilePerTable() throws SQLException;
  800:     rows[9].add("supportsMixedCaseIdentifiers");
  801:     rows[9].add(new Boolean(d.supportsMixedCaseIdentifiers()));
  802:     //boolean supportsMixedCaseIdentifiers() throws SQLException;
  803:     rows[10].add("storesUpperCaseIdentifiers");
  804:     rows[10].add(new Boolean(d.storesUpperCaseIdentifiers()));
  805:     // boolean storesUpperCaseIdentifiers() throws SQLException;
  806:     rows[11].add("storesLowerCaseIdentifiers");
  807:     rows[11].add(new Boolean(d.storesLowerCaseIdentifiers()));
  808:     //    boolean storesLowerCaseIdentifiers() throws SQLException;
  809:     rows[12].add("storesMixedCaseIdentifiers");
  810:     rows[12].add(new Boolean(d.storesMixedCaseIdentifiers()));
  811:     //    boolean storesMixedCaseIdentifiers() throws SQLException;
  812:     rows[13].add("supportsMixedCaseQuotedIdentifiers");
  813:     rows[13].add(new Boolean(d.supportsMixedCaseQuotedIdentifiers()));
  814:     //    boolean supportsMixedCaseQuotedIdentifiers() throws SQLException;
  815:     rows[14].add("storesUpperCaseQuotedIdentifiers");
  816:     rows[14].add(new Boolean(d.storesUpperCaseQuotedIdentifiers()));
  817:     //   boolean storesUpperCaseQuotedIdentifiers() throws SQLException;
  818:     rows[15].add("storesLowerCaseQuotedIdentifiers");
  819:     rows[15].add(new Boolean(d.storesLowerCaseQuotedIdentifiers()));
  820:     //boolean storesLowerCaseQuotedIdentifiers() throws SQLException;
  821:     rows[16].add("storesMixedCaseQuotedIdentifiers");
  822:     rows[16].add(new Boolean(d.storesMixedCaseQuotedIdentifiers()));
  823:     // boolean storesMixedCaseQuotedIdentifiers() throws SQLException;
  824:     rows[17].add("supportsAlterTableWithAddColumn");
  825:     rows[17].add(new Boolean(d.supportsAlterTableWithAddColumn()));
  826:     //    boolean supportsAlterTableWithAddColumn() throws SQLException;
  827:     rows[18].add("supportsAlterTableWithDropColumn");
  828:     rows[18].add(new Boolean(d.supportsAlterTableWithDropColumn()));
  829:     //  boolean supportsAlterTableWithDropColumn() throws SQLException;
  830:     rows[19].add("nullPlusNonNullIsNull");
  831:     rows[19].add(new Boolean(d.nullPlusNonNullIsNull()));
  832:     //   boolean nullPlusNonNullIsNull() throws SQLException;
  833:     rows[20].add("supportsConvert");
  834:     rows[20].add(new Boolean(d.supportsConvert()));
  835:     // boolean supportsConvert() throws SQLException;
  836: 
  837:     // boolean supportsConvert(int fromType, int toType) throws SQLException;
  838:     rows[21].add("supportsTableCorrelationNames");
  839:     rows[21].add(new Boolean(d.supportsTableCorrelationNames()));
  840:     //  boolean supportsTableCorrelationNames() throws SQLException;
  841:     rows[22].add("supportsDifferentTableCorrelationNames");
  842:     rows[22].add(new Boolean(d.supportsDifferentTableCorrelationNames()));
  843:     // boolean supportsDifferentTableCorrelationNames() throws SQLException;
  844:     rows[23].add("supportsExpressionsInOrderBy");
  845:     rows[23].add(new Boolean(d.supportsExpressionsInOrderBy()));
  846:     // boolean supportsExpressionsInOrderBy() throws SQLException;
  847:     rows[24].add("supportsOrderByUnrelated");
  848:     rows[24].add(new Boolean(d.supportsOrderByUnrelated()));
  849:     //   boolean supportsOrderByUnrelated() throws SQLException;
  850:     rows[25].add("supportsGroupBy");
  851:     rows[25].add(new Boolean(d.supportsGroupBy()));
  852:     //  boolean supportsGroupBy() throws SQLException;
  853:     rows[26].add("supportsGroupByUnrelated");
  854:     rows[26].add(new Boolean(d.supportsGroupByUnrelated()));
  855:     // boolean supportsGroupByUnrelated() throws SQLException;
  856:     rows[27].add("supportsGroupByBeyondSelect");
  857:     rows[27].add(new Boolean(d.supportsGroupByBeyondSelect()));
  858:     //  boolean supportsGroupByBeyondSelect() throws SQLException;
  859:     rows[28].add("supportsLikeEscapeClause");
  860:     rows[28].add(new Boolean(d.supportsLikeEscapeClause()));
  861:     // boolean supportsLikeEscapeClause() throws SQLException;
  862:     rows[29].add("supportsMultipleResultSets");
  863:     rows[29].add(new Boolean(d.supportsMultipleResultSets()));
  864:     // boolean supportsMultipleResultSets() throws SQLException;
  865:     rows[30].add("supportsMultipleTransactions");
  866:     rows[30].add(new Boolean(d.supportsMultipleTransactions()));
  867:     //  boolean supportsMultipleTransactions() throws SQLException;
  868:     rows[31].add("supportsNonNullableColumns");
  869:     rows[31].add(new Boolean(d.supportsNonNullableColumns()));
  870:     //    boolean supportsNonNullableColumns() throws SQLException;
  871:     rows[32].add("supportsMinimumSQLGrammar");
  872:     rows[32].add(new Boolean(d.supportsMinimumSQLGrammar()));
  873:     // boolean supportsMinimumSQLGrammar() throws SQLException;
  874:     rows[33].add("supportsCoreSQLGrammar");
  875:     rows[33].add(new Boolean(d.supportsCoreSQLGrammar()));
  876:     // boolean supportsCoreSQLGrammar() throws SQLException;
  877:     rows[34].add("supportsExtendedSQLGrammar");
  878:     rows[34].add(new Boolean(d.supportsExtendedSQLGrammar()));
  879:     // boolean supportsExtendedSQLGrammar() throws SQLException;
  880:     rows[35].add("supportsANSI92EntryLevelSQL");
  881:     rows[35].add(new Boolean(d.supportsANSI92EntryLevelSQL()));
  882:     // boolean supportsANSI92EntryLevelSQL() throws SQLException;
  883:     rows[36].add("supportsANSI92IntermediateSQL");
  884:     rows[36].add(new Boolean(d.supportsANSI92IntermediateSQL()));
  885:     //boolean supportsANSI92IntermediateSQL() throws SQLException;
  886:     rows[37].add("supportsANSI92FullSQL");
  887:     rows[37].add(new Boolean(d.supportsANSI92FullSQL()));
  888:     //boolean supportsANSI92FullSQL() throws SQLException;
  889:     rows[38].add("supportsIntegrityEnhancementFacility");
  890:     rows[38].add(new Boolean(d.supportsIntegrityEnhancementFacility()));
  891:     //boolean supportsIntegrityEnhancementFacility() throws SQLException;
  892:     rows[39].add("supportsOuterJoins");
  893:     rows[39].add(new Boolean(d.supportsOuterJoins()));
  894:     //boolean supportsOuterJoins() throws SQLException;
  895:     rows[40].add("supportsFullOuterJoins");
  896:     rows[40].add(new Boolean(d.supportsFullOuterJoins()));
  897:     //boolean supportsFullOuterJoins() throws SQLException;
  898:     rows[41].add("supportsLimitedOuterJoins");
  899:     rows[41].add(new Boolean(d.supportsLimitedOuterJoins()));
  900:     //boolean supportsLimitedOuterJoins() throws SQLException;
  901:     rows[42].add("isCatalogAtStart");
  902:     rows[42].add(new Boolean(d.isCatalogAtStart()));
  903:     //boolean isCatalogAtStart() throws SQLException;
  904:     rows[43].add("supportsSchemasInDataManipulation");
  905:     rows[43].add(new Boolean(d.supportsSchemasInDataManipulation()));
  906:     //boolean supportsSchemasInDataManipulation() throws SQLException;
  907:     rows[44].add("supportsSchemasInProcedureCalls");
  908:     rows[44].add(new Boolean(d.supportsSchemasInProcedureCalls()));
  909:     //boolean supportsSchemasInProcedureCalls() throws SQLException;
  910:     rows[45].add("supportsSchemasInTableDefinitions");
  911:     rows[45].add(new Boolean(d.supportsSchemasInTableDefinitions()));
  912:     //boolean supportsSchemasInTableDefinitions() throws SQLException;
  913:     rows[46].add("supportsSchemasInIndexDefinitions");
  914:     rows[46].add(new Boolean(d.supportsSchemasInIndexDefinitions()));
  915:     //boolean supportsSchemasInIndexDefinitions() throws SQLException;
  916:     rows[47].add("supportsSchemasInPrivilegeDefinitions");
  917:     rows[47].add(new Boolean(d.supportsSchemasInPrivilegeDefinitions()));
  918:     //boolean supportsSchemasInPrivilegeDefinitions() throws SQLException;
  919:     rows[48].add("supportsCatalogsInDataManipulation");
  920:     rows[48].add(new Boolean(d.supportsCatalogsInDataManipulation()));
  921:     //boolean supportsCatalogsInDataManipulation() throws SQLException;
  922:     rows[49].add("supportsCatalogsInProcedureCalls");
  923:     rows[49].add(new Boolean(d.supportsCatalogsInProcedureCalls()));
  924:     //boolean supportsCatalogsInProcedureCalls() throws SQLException;
  925:     rows[50].add("supportsCatalogsInTableDefinitions");
  926:     rows[50].add(new Boolean(d.supportsCatalogsInTableDefinitions()));
  927:     //boolean supportsCatalogsInTableDefinitions() throws SQLException;
  928:     rows[51].add("supportsCatalogsInIndexDefinitions");
  929:     rows[51].add(new Boolean(d.supportsCatalogsInIndexDefinitions()));
  930:     //boolean supportsCatalogsInIndexDefinitions() throws SQLException;
  931:     rows[52].add("supportsCatalogsInPrivilegeDefinitions");
  932:     rows[52].add(new Boolean(d.supportsCatalogsInPrivilegeDefinitions()));
  933:     //boolean supportsCatalogsInPrivilegeDefinitions() throws SQLException;
  934:     rows[53].add("supportsPositionedDelete");
  935:     rows[53].add(new Boolean(d.supportsPositionedDelete()));
  936:     //boolean supportsPositionedDelete() throws SQLException;
  937:     rows[54].add("supportsPositionedUpdate");
  938:     rows[54].add(new Boolean(d.supportsPositionedUpdate()));
  939:     //boolean supportsPositionedUpdate() throws SQLException;
  940:     rows[55].add("supportsSelectForUpdate");
  941:     rows[55].add(new Boolean(d.supportsSelectForUpdate()));
  942:     //boolean supportsSelectForUpdate() throws SQLException;
  943:     rows[56].add("supportsStoredProcedures");
  944:     rows[56].add(new Boolean(d.supportsStoredProcedures()));
  945:     //boolean supportsStoredProcedures() throws SQLException;
  946:     rows[57].add("supportsSubqueriesInComparisons");
  947:     rows[57].add(new Boolean(d.supportsSubqueriesInComparisons()));
  948:     //boolean supportsSubqueriesInComparisons() throws SQLException;
  949:     rows[58].add("supportsSubqueriesInExists");
  950:     rows[58].add(new Boolean(d.supportsSubqueriesInExists()));
  951:     //boolean supportsSubqueriesInExists() throws SQLException;
  952:     rows[59].add("supportsSubqueriesInIns");
  953:     rows[59].add(new Boolean(d.supportsSubqueriesInIns()));
  954:     //boolean supportsSubqueriesInIns() throws SQLException;
  955:     rows[60].add("supportsSubqueriesInQuantifieds");
  956:     rows[60].add(new Boolean(d.supportsSubqueriesInQuantifieds()));
  957:     //boolean supportsSubqueriesInQuantifieds() throws SQLException;
  958:     rows[61].add("supportsCorrelatedSubqueries");
  959:     rows[61].add(new Boolean(d.supportsCorrelatedSubqueries()));
  960:     //boolean supportsCorrelatedSubqueries() throws SQLException;
  961:     rows[62].add("supportsUnion");
  962:     rows[62].add(new Boolean(d.supportsUnion()));
  963:     //boolean supportsUnion() throws SQLException;
  964:     rows[63].add("supportsUnionAll");
  965:     rows[63].add(new Boolean(d.supportsUnionAll()));
  966:     //boolean supportsUnionAll() throws SQLException;
  967:     rows[64].add("supportsOpenCursorsAcrossCommit");
  968:     rows[64].add(new Boolean(d.supportsOpenCursorsAcrossCommit()));
  969:     //boolean supportsOpenCursorsAcrossCommit() throws SQLException;
  970:     rows[65].add("supportsOpenCursorsAcrossRollback");
  971:     rows[65].add(new Boolean(d.supportsOpenCursorsAcrossRollback()));
  972:     //boolean supportsOpenCursorsAcrossRollback() throws SQLException;
  973:     rows[66].add("supportsOpenStatementsAcrossCommit");
  974:     rows[66].add(new Boolean(d.supportsOpenStatementsAcrossCommit()));
  975:     //boolean supportsOpenStatementsAcrossCommit() throws SQLException;
  976:     rows[67].add("supportsOpenStatementsAcrossRollback");
  977:     rows[67].add(new Boolean(d.supportsOpenStatementsAcrossRollback()));
  978:     //boolean supportsOpenStatementsAcrossRollback() throws SQLException;
  979:     rows[68].add("doesMaxRowSizeIncludeBlobs");
  980:     rows[68].add(new Boolean(d.doesMaxRowSizeIncludeBlobs()));
  981:     //boolean doesMaxRowSizeIncludeBlobs() throws SQLException;
  982:     rows[69].add("supportsTransactions");
  983:     rows[69].add(new Boolean(d.supportsTransactions()));
  984:     //boolean supportsTransactions() throws SQLException;
  985:     rows[70].add("supportsTransactionIsolationLevel");
  986:     rows[70].add(new Boolean(d.supportsTransactionIsolationLevel(1)));
  987:     //boolean supportsTransactionIsolationLevel(int level) throws SQLException;
  988:     rows[71].add("supportsDataDefinitionAndDataManipulationTransactions");
  989:     rows[71].add(new Boolean(d.supportsDataDefinitionAndDataManipulationTransactions()));
  990:     //boolean supportsDataDefinitionAndDataManipulationTransactions() throws SQLException;
  991:     rows[72].add("supportsDataManipulationTransactionsOnly");
  992:     rows[72].add(new Boolean(d.supportsDataManipulationTransactionsOnly()));
  993:     //boolean supportsDataManipulationTransactionsOnly() throws SQLException;
  994:     rows[73].add("dataDefinitionCausesTransactionCommit");
  995:     rows[73].add(new Boolean(d.dataDefinitionCausesTransactionCommit()));
  996:     //boolean dataDefinitionCausesTransactionCommit() throws SQLException;
  997:     rows[74].add("dataDefinitionIgnoredInTransactions");
  998:     rows[74].add(new Boolean(d.dataDefinitionIgnoredInTransactions()));
  999:     //boolean dataDefinitionIgnoredInTransactions() throws SQLException;
 1000:     rows[75].add("getMaxBinaryLiteralLength");
 1001:     rows[75].add(new Integer(d.getMaxBinaryLiteralLength()));
 1002:     // int getMaxBinaryLiteralLength() throws SQLException;
 1003:     rows[76].add("getMaxCharLiteralLength");
 1004:     rows[76].add(new Integer(d.getMaxCharLiteralLength()));
 1005:     //int getMaxCharLiteralLength() throws SQLException;
 1006:     rows[77].add("getMaxColumnNameLength");
 1007:     rows[77].add(new Integer(d.getMaxColumnNameLength()));
 1008:     // int getMaxColumnNameLength() throws SQLException;
 1009:     rows[78].add("getMaxColumnsInGroupBy");
 1010:     rows[78].add(new Integer(d.getMaxColumnsInGroupBy()));
 1011:     //int getMaxColumnsInGroupBy() throws SQLException;
 1012:     rows[79].add("getMaxColumnsInIndex");
 1013:     rows[79].add(new Integer(d.getMaxColumnsInIndex()));
 1014:     //int getMaxColumnsInIndex() throws SQLException;
 1015:     rows[80].add("getMaxColumnsInOrderBy");
 1016:     rows[80].add(new Integer(d.getMaxColumnsInOrderBy()));
 1017:     //int getMaxColumnsInOrderBy() throws SQLException;
 1018:     rows[81].add("getMaxColumnsInSelect");
 1019:     rows[81].add(new Integer(d.getMaxColumnsInSelect()));
 1020:     //int getMaxColumnsInSelect() throws SQLException;
 1021:     rows[82].add("getMaxColumnsInTable");
 1022:     rows[82].add(new Integer(d.getMaxColumnsInTable()));
 1023:     //int getMaxColumnsInTable() throws SQLException;
 1024:     rows[83].add("getMaxConnections");
 1025:     rows[83].add(new Integer(d.getMaxConnections()));
 1026:     //int getMaxConnections() throws SQLException;
 1027:     rows[84].add("getMaxCursorNameLength");
 1028:     rows[84].add(new Integer(d.getMaxCursorNameLength()));
 1029:     //    int getMaxCursorNameLength() throws SQLException;
 1030:     rows[85].add("getMaxIndexLength");
 1031:     rows[85].add(new Integer(d.getMaxIndexLength()));
 1032:     //int getMaxIndexLength() throws SQLException;
 1033:     rows[86].add("getMaxSchemaNameLength");
 1034:     rows[86].add(new Integer(d.getMaxSchemaNameLength()));
 1035:     //int getMaxSchemaNameLength() throws SQLException;
 1036:     rows[87].add("getMaxProcedureNameLength");
 1037:     rows[87].add(new Integer(d.getMaxProcedureNameLength()));
 1038:     //int getMaxProcedureNameLength() throws SQLException;
 1039:     rows[88].add("getMaxCatalogNameLength");
 1040:     rows[88].add(new Integer(d.getMaxCatalogNameLength()));
 1041:     //int getMaxCatalogNameLength() throws SQLException;
 1042:     rows[89].add("getMaxRowSize");
 1043:     rows[89].add(new Integer(d.getMaxRowSize()));
 1044:     //int getMaxRowSize() throws SQLException;
 1045:     rows[90].add("getMaxStatementLength");
 1046:     rows[90].add(new Integer(d.getMaxStatementLength()));
 1047:     //int getMaxStatementLength() throws SQLException;
 1048:     rows[91].add("getMaxStatements");
 1049:     rows[91].add(new Integer(d.getMaxStatements()));
 1050:     //int getMaxStatements() throws SQLException;
 1051:     rows[92].add("getMaxTableNameLength");
 1052:     rows[92].add(new Integer(d.getMaxTableNameLength()));
 1053:     //int getMaxTableNameLength() throws SQLException;
 1054:     rows[93].add("getMaxTablesInSelect");
 1055:     rows[93].add(new Integer(d.getMaxTablesInSelect()));
 1056:     //int getMaxTablesInSelect() throws SQLException;
 1057:     rows[94].add("getMaxUserNameLength");
 1058:     rows[94].add(new Integer(d.getMaxUserNameLength()));
 1059:     // int getMaxUserNameLength() throws SQLException;
 1060:     rows[95].add("getDefaultTransactionIsolation");
 1061:     rows[95].add(new Integer(d.getDefaultTransactionIsolation()));
 1062:     //int getDefaultTransactionIsolation() throws SQLException;
 1063: 
 1064:     rows[96].add("getDatabaseProductName");
 1065:     rows[96].add(d.getDatabaseProductName());
 1066:     // String getDatabaseProductName() throws SQLException;
 1067:     rows[97].add("getDatabaseProductVersion");
 1068:     rows[97].add(d.getDatabaseProductVersion());
 1069:     //String getDatabaseProductVersion() throws SQLException;
 1070: 
 1071:     rows[98].add("getURL");
 1072:     rows[98].add(d.getURL());
 1073:     //String getURL() throws SQLException;
 1074:     rows[99].add("getUserName");
 1075:     rows[99].add(d.getUserName());
 1076:     //String getUserName() throws SQLException;
 1077:     rows[100].add("getDriverName");
 1078:     rows[100].add(d.getDriverName());
 1079:     //    String getDriverName() throws SQLException;
 1080:     rows[101].add("getIdentifierQuoteString");
 1081:     rows[101].add(d.getIdentifierQuoteString());
 1082:     //String getIdentifierQuoteString() throws SQLException;
 1083: 
 1084:     rows[102].add("getDriverVersion");
 1085:     rows[102].add(d.getDriverVersion());
 1086:     //String getDriverVersion() throws SQLException;
 1087:     rows[103].add("getDriverMajorVersion");
 1088:     rows[103].add(new Integer(d.getDriverMajorVersion()));
 1089:     //int getDriverMajorVersion();
 1090:     rows[104].add("getDriverMinorVersion");
 1091:     rows[104].add(new Integer(d.getDriverMinorVersion()));
 1092:     //int getDriverMinorVersion();
 1093:     rows[105].add("getSQLKeywords");
 1094:     rows[105].add(d.getSQLKeywords());
 1095:     //String getSQLKeywords() throws SQLException;
 1096:     rows[106].add("getNumericFunctions");
 1097:     rows[106].add(d.getNumericFunctions());
 1098:     //String getNumericFunctions() throws SQLException;
 1099:     rows[107].add("getStringFunctions");
 1100:     rows[107].add(d.getStringFunctions());
 1101:     // String getStringFunctions() throws SQLException;
 1102:     rows[108].add("getSystemFunctions");
 1103:     rows[108].add(d.getSystemFunctions());
 1104:     //String getSystemFunctions() throws SQLException;
 1105:     rows[109].add("getTimeDateFunctions");
 1106:     rows[109].add(d.getTimeDateFunctions());
 1107:     //String getTimeDateFunctions() throws SQLException;
 1108:     rows[110].add("getSearchStringEscape");
 1109:     rows[110].add(d.getSearchStringEscape());
 1110:     //String getSearchStringEscape() throws SQLException;
 1111:     rows[111].add("getExtraNameCharacters");
 1112:     rows[111].add(d.getExtraNameCharacters());
 1113:     //String getExtraNameCharacters() throws SQLException;
 1114:     rows[112].add("getSchemaTerm");
 1115:     rows[112].add(d.getSchemaTerm());
 1116:     //String getSchemaTerm() throws SQLException;
 1117:     rows[113].add("getProcedureTerm");
 1118:     rows[113].add(d.getProcedureTerm());
 1119:     //String getProcedureTerm() throws SQLException;
 1120:     rows[114].add("getCatalogTerm");
 1121:     rows[114].add(d.getCatalogTerm());
 1122:     // String getCatalogTerm() throws SQLException;
 1123:     rows[115].add("getCatalogSeparator");
 1124:     rows[115].add(d.getCatalogSeparator());
 1125:     //String getCatalogSeparator() throws SQLException;
 1126: 
 1127:     /*
 1128:      boolean supportsResultSetType(int type) throws SQLException;
 1129:     
 1130:      boolean supportsResultSetConcurrency(int type, int concurrency) throws SQLException;
 1131:     
 1132:      boolean ownUpdatesAreVisible(int type) throws SQLException;
 1133:     
 1134:      boolean ownDeletesAreVisible(int type) throws SQLException;
 1135:     
 1136:      boolean ownInsertsAreVisible(int type) throws SQLException;
 1137:     
 1138:      boolean othersUpdatesAreVisible(int type) throws SQLException;
 1139:     
 1140:      boolean othersDeletesAreVisible(int type) throws SQLException;
 1141:     
 1142:      boolean othersInsertsAreVisible(int type) throws SQLException;
 1143:      boolean updatesAreDetected(int type) throws SQLException;
 1144:      boolean deletesAreDetected(int type) throws SQLException;
 1145:     
 1146:      boolean insertsAreDetected(int type) throws SQLException;
 1147:     */
 1148:     // not in filemaker
 1149:     // rows[96].add("supportsBatchUpdates");
 1150:     // rows[96].add(new Boolean(d.supportsBatchUpdates()));
 1151:     //boolean supportsBatchUpdates() throws SQLException;
 1152: 
 1153:     /*
 1154:     ResultSet getProcedures(String catalog, String schemaPattern, String procedureNamePattern) throws SQLException;
 1155:     
 1156:     ResultSet getProcedureColumns(String catalog, String schemaPattern, String procedureNamePattern, String columnNamePattern) throws SQLException;
 1157:     ResultSet getTables(String catalog, String schemaPattern, String tableNamePattern, String types[]) throws SQLException;
 1158:     ResultSet getSchemas() throws SQLException;
 1159:     ResultSet getCatalogs() throws SQLException;
 1160:     ResultSet getTableTypes() throws SQLException;
 1161:     ResultSet getColumns(String catalog, String schemaPattern, String tableNamePattern, String columnNamePattern) throws SQLException;
 1162:     ResultSet getPrimaryKeys(String catalog, String schema, String table) throws SQLException;
 1163:     ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException;
 1164:     ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException;
 1165:     ResultSet getCrossReference(String primaryCatalog, String primarySchema, String primaryTable, String foreignCatalog, String foreignSchema, String foreignTable) throws SQLException;
 1166:     ResultSet getTypeInfo() throws SQLException;
 1167:     ResultSet getIndexInfo(String catalog, String schema, String table, boolean unique, boolean approximate) throws SQLException;
 1168:     
 1169:     ResultSet getUDTs(String catalog, String schemaPattern, String typeNamePattern, int[] types) throws SQLException;
 1170:     
 1171:     Connection getConnection() throws SQLException;
 1172:     
 1173:     */
 1174:     for (int i = 0; i < rows.length; ++i)
 1175:       cols.add(rows[i]);
 1176:     data[0] = cols;
 1177:     data[1] = columnNames;
 1178:     return data;
 1179:   }
 1180:   public Vector getNextRow() throws Exception
 1181:   {
 1182: 
 1183:     if (result == null)
 1184:       return null;
 1185:     boolean check = false;
 1186:     ResultSet resultSet = result;
 1187:     ResultSetMetaData metaData = resultSet.getMetaData();
 1188:     int columnCount = metaData.getColumnCount();
 1189:     Vector tableData = new Vector();
 1190:     check = resultSet.next();
 1191:     //  System.out.println("hallo check "+check);
 1192:     if (!check)
 1193:       return null;
 1194:     Vector tableRow = new Vector(), m_columnClasses = new Vector();
 1195:     for (int i = 1; i <= columnCount; i++)
 1196:     {
 1197:       // repeating fields and fields from related databases may contain
 1198:       // multliple data values; the data values are stored using
 1199:       // a Vector which is then added to the tableRow
 1200:       //      if (metaData instanceof ResultSetMetaDataExt)
 1201:       if ((metaData instanceof ResultSetMetaDataExt) && (((ResultSetMetaDataExt) metaData).isRelated(i) || ((ResultSetMetaDataExt) metaData).isRepeating(i)))
 1202:       {
 1203:         //System.out.println("Related fields");
 1204:         // retrieve the repeating or related field contents as a
 1205:         // com.fmi.jdbc.Array via the ResultSet.getObject method
 1206:         com.fmi.jdbc.Array array = (com.fmi.jdbc.Array) resultSet.getObject(i);
 1207:         //            create a Vector for storing all of the data values
 1208:         ArrayList columnData = new ArrayList();
 1209:         try
 1210:         {
 1211: 
 1212:           // call the Array.getStringArray method since the data will
 1213:           // only be displayed
 1214:           Object[] fieldData = (Object[]) array.getArray();
 1215: 
 1216:           if (fieldData != null)
 1217:           {
 1218:             // add each value to the Vector
 1219:             for (int j = 0; j < fieldData.length; j++)
 1220:             {
 1221:               if (fieldData[j] != null)
 1222:                 columnData.add(fieldData[j]);
 1223:             }
 1224:           }
 1225:         } catch (Exception e)
 1226:         {
 1227:           //System.out.println(e);
 1228:         }
 1229: 
 1230:         if (columnData.isEmpty())
 1231:           tableRow.add(null);
 1232:         else
 1233:           tableRow.addElement(columnData);
 1234:         //System.out.println(columnData);
 1235:         //System.out.println("Related fields"+columnData.size()+" "+tableRow.size());
 1236: 
 1237:         // m_columnClasses.addElement(java.util.Vector.class);
 1238:       } else if (metaData.getColumnType(i) == Types.LONGVARBINARY)
 1239:       {
 1240:         // use the ResultSet.getObject method for retrieving images
 1241:         // from FileMaker Pro container fields; the ResultSet.getObject
 1242:         // method returns a java.awt.Image object for FileMaker Pro
 1243:         // container fields
 1244: 
 1245:         try
 1246:         {
 1247:           tableRow.addElement(resultSet.getObject(i));
 1248:         } catch (Exception e)
 1249:         {
 1250:           // TODO Auto-generated catch block
 1251:           // e.printStackTrace();
 1252:           tableRow.addElement(null);
 1253:         }
 1254:         //    m_columnClasses.addElement(java.awt.Image.class);
 1255:       } else if (metaData.getColumnType(i) == Types.TIME)
 1256:       {
 1257:         // use the ResultSet.getObject method for retieving images
 1258:         // from FileMaker Pro container fields; the ResultSet.getObject
 1259:         // method returns a java.awt.Image object for FileMaker Pro
 1260:         // container fields
 1261:         try
 1262:         {
 1263:           tableRow.addElement(resultSet.getTime(i).toString());
 1264:           //    m_columnClasses.addElement(java.sql.Time.class);
 1265:         } catch (Exception e)
 1266:         {
 1267: 
 1268:           String value = resultSet.getString(i);
 1269:           if (value != null)
 1270:           {
 1271:             //System.out.println("SQLTime new "+Time.valueOf("17:00:00").toString());
 1272:             int index = 0;
 1273:             for (int j = 0; j < value.length(); ++j)
 1274:             {
 1275:               if (!Character.isLetter(value.charAt(j)))
 1276:                 index = j + 1;
 1277:               else
 1278:                 break;
 1279:             }
 1280: 
 1281:             tableRow.addElement(value.substring(0, index));
 1282:             //m_columnClasses.addElement(java.sql.Time.class);
 1283:           } else
 1284:             tableRow.add(null);
 1285:           //  m_columnClasses.addElement(String.class);
 1286:         } // to catch
 1287: 
 1288:       } else if (metaData.getColumnType(i) == Types.INTEGER)
 1289:         {
 1290:           // use the ResultSet.getObject method for retieving images
 1291:           // from FileMaker Pro container fields; the ResultSet.getObject
 1292:           // method returns a java.awt.Image object for FileMaker Pro
 1293:           // container fields
 1294: 
 1295:           tableRow.addElement(new Integer(resultSet.getInt(i)));
 1296:           //  m_columnClasses.addElement(java.sql.Date.class);
 1297:         } else if (metaData.getColumnType(i) == Types.DATE)
 1298:         {
 1299:         // use the ResultSet.getObject method for retieving images
 1300:         // from FileMaker Pro container fields; the ResultSet.getObject
 1301:         // method returns a java.awt.Image object for FileMaker Pro
 1302:         // container fields
 1303:           try
 1304:           {
 1305:             tableRow.addElement(resultSet.getDate(i));
 1306: 
 1307:           } catch (Exception e)
 1308:           {
 1309:             // work around for parse bug in FM JDBC Driver 
 1310:             // for dates of format dd-mm-yyyy
 1311:             String date=resultSet.getString(i);
 1312:             date=date.replace('-','.');
 1313:             java.text.DateFormat dateFormat = DateFormat.getDateInstance(DateFormat.SHORT,Locale.GERMAN);
 1314:             java.util.Date d= dateFormat.parse(date);
 1315:            // Calendar cal=Calendar.getInstance(Locale.GERMAN);
 1316:            // cal.setTime(d);
 1317:            // date=(cal.get(Calendar.YEAR))+"-"+(cal.get(Calendar.MONTH)+1)+"-"+cal.get(Calendar.DATE);
 1318:             tableRow.addElement(new java.sql.Date(d.getTime()));
 1319:              System.out.println("Date "+date);      
 1320:           }
 1321:         //  m_columnClasses.addElement(java.sql.Date.class);
 1322:       } else if (metaData.getColumnTypeName(i) == "NUMBER")
 1323:       {
 1324:         // use the ResultSet.getObject method for retieving images
 1325:         // from FileMaker Pro container fields; the ResultSet.getObject
 1326:         // method returns a java.awt.Image object for FileMaker Pro
 1327:         // container fields
 1328:         try
 1329:         {
 1330:           tableRow.addElement(new Double(resultSet.getDouble(i)));
 1331:           // m_columnClasses.addElement(Integer.class);
 1332: 
 1333:         } catch (Exception e)
 1334:         {
 1335: 
 1336:           StringBuffer number = new StringBuffer();
 1337:           String value = resultSet.getString(i);
 1338:           System.out.println(value);
 1339:           for (int c = 0; c < value.length(); ++c)
 1340:           {
 1341:             if (Character.isDigit(value.charAt(c)))
 1342:             {
 1343:               number.append(value.charAt(c));
 1344:             }
 1345:           }
 1346:           if (number.length() > 0)
 1347:           {
 1348:             tableRow.addElement(null);
 1349:             //   m_columnClasses.addElement(Integer.class);
 1350:           } else
 1351:             tableRow.addElement(null);
 1352:         }
 1353:       } else
 1354:       {
 1355:         // all other field values are retrieved as strings and
 1356:         // added to the tableRow Vector
 1357:         //   System.out.println("row "+resultSet.getString(i));
 1358:         try
 1359:         {
 1360:           byte[] b = null;
 1361:           if (metaData instanceof ResultSetMetaDataExt)
 1362:             b = resultSet.getBytes(i);
 1363:           String utf8 = null;
 1364:           utf8 = (b == null) ? null : new String(b);
 1365:           if (metaData instanceof ResultSetMetaDataExt)
 1366:             tableRow.addElement((b != null) ? new String(utf8.getBytes()) : null);
 1367:           else
 1368:           {
 1369:             if(url.toLowerCase().indexOf("odbc")>=0)
 1370:            {
 1371:                byte[] val = resultSet.getBytes(i);
 1372:              for(int j=0;j<val.length;++j)
 1373:              System.out.println(Integer.toHexString(val[j]));
 1374:              tableRow.addElement((val==null) ? null:new String(val));
 1375:       
 1376:            } else
 1377:             //  byte[] val = resultSet.getBytes(i);
 1378:             tableRow.add(resultSet.getString(i));
 1379:             //tableRow.addElement((val==null) ? null:new String(val,"UTF-8"));
 1380:           }
 1381:         } catch (Exception e)
 1382:         {
 1383:           System.out.println("Hey I Got an error" + e);
 1384:           e.printStackTrace();
 1385:         }
 1386:         // m_columnClasses.addElement(java.lang.String.class);
 1387:       }
 1388:     }
 1389:     //  tableData.addElement(tableRow);
 1390:     if (check)
 1391:       return tableRow;
 1392:     else
 1393:       return null;
 1394:   }
 1395:   class ConnectionPool
 1396:   {
 1397:     String user = "", passwd = "", url = "";
 1398:     Connection con;
 1399:     public ConnectionPool(String url, String user, String passwd, Connection con)
 1400:     {
 1401:       this.con = con;
 1402:       this.user = user;
 1403:       this.passwd = passwd;
 1404:       this.url = url;
 1405:     }
 1406: 
 1407:   }
 1408:   public String getQC()
 1409:   {
 1410:     // if (connection == null)
 1411:     // return "";
 1412: 
 1413:     // check if connection null if null try to get one
 1414:     if (connection == null)
 1415:       try
 1416:       {
 1417:         getConnection();
 1418:       } catch (Exception e)
 1419:       {
 1420:         if (FM2SQL.debug)
 1421:           System.out.println("cannot get a connection");
 1422:       }
 1423:     if (connection == null)
 1424:     {
 1425:       if (url.toLowerCase().indexOf("fmpro") >= 0 || url.toLowerCase().indexOf("postgres") >= 0)
 1426:         quoteChar = "\"";
 1427:       else if (url.toLowerCase().indexOf("mysql") >= 0)
 1428:         quoteChar = "`";
 1429:     }
 1430:     if (quoteChar == null)
 1431:       quoteChar = "\""; // needed for postgres
 1432:     return quoteChar;
 1433:   }
 1434:   public int getRowCount(String query) throws SQLException
 1435:   {
 1436:     String table = query.substring(query.indexOf("from") + 4).trim();
 1437:     int index = table.indexOf(" ");
 1438:     table = table.substring(0, (index >= 0) ? index : table.length());
 1439:     System.out.println(table);
 1440:     Statement stm = null;
 1441: 
 1442:     if (metaData instanceof ResultSetMetaDataExt)
 1443:       return 1000;
 1444:     if (!connection.isClosed())
 1445:       stm = connection.createStatement();
 1446:     stm.setMaxRows(1);
 1447:     ResultSet resultSet = stm.executeQuery("select count(*) from " + table);
 1448:     resultSet.next();
 1449:     return resultSet.getInt(1);
 1450:   }
 1451: 	public TreeSet getIDVector(String id,String table,String query,int numHits) throws Exception
 1452: 	{
 1453: 	  TreeSet t= new TreeSet();
 1454: 	  getConnection();
 1455: 	  ResultSet result = this.result;
 1456: 	  String subQuery = query.substring(query.lastIndexOf(table)+table.length()+1);
 1457:     System.out.println("subQuery "+subQuery);
 1458:     makeQuery("select "+id+" from "+getQC()+table+getQC()+subQuery,numHits );
 1459: 	  while(true)
 1460: 	  {
 1461:       Vector vec = getNextRow();
 1462:       if (vec == null)
 1463:         break;
 1464:       t.add(vec.get(0));
 1465: 	  }
 1466: 		this.result=result;
 1467:     metaData = (this.result==null) ?null:this.result.getMetaData();
 1468:     return t;
 1469: 	}
 1470: 	
 1471: }

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