version 1.2, 2005/04/19 10:49:05
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version 1.3, 2005/09/06 10:53:16
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Line 460 public class DBBean
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Line 460 public class DBBean
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*/ |
*/ |
public Vector[] getQueryData(String query, int maxHits) throws SQLException, ParseException,Exception |
public Vector[] getQueryData(String query, int maxHits) throws SQLException, ParseException,Exception |
{ |
{ |
long timeStart = System.currentTimeMillis(); |
return getQueryData(query,null,maxHits); |
ResultSet resultSet = null; |
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if (connection == null) |
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{ |
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Vector[] noData = new Vector[2]; |
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//System.out.println("Exception occured"); |
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noData[1] = new Vector(); |
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Vector vec2 = new Vector(); |
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noData[0] = new Vector(); |
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vec2.add("no Connection available"); |
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noData[0].add(vec2); |
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noData[1].add("Exception occured! No results available"); |
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//noData[1].add("no Results were produced"); |
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return noData; |
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} |
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resultSet = makeQuery(query, maxHits); |
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metaData = resultSet.getMetaData(); |
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int columnCount = metaData.getColumnCount(); |
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Vector tableData = new Vector(); |
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while (resultSet.next()) |
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{ |
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//System.out.println("datatype "+(Types.LONGVARCHAR ==metaData.getColumnType(3))); |
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Vector tableRow = new Vector(), m_columnClasses = new Vector(); |
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for (int i = 1; i <= columnCount; i++) |
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{ |
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// repeating fields and fields from related databases may contain |
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// multliple data values; the data values are stored using |
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// a Vector which is then added to the tableRow |
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// if (metaData instanceof ResultSetMetaDataExt) |
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if ((metaData instanceof ResultSetMetaDataExt) && (((ResultSetMetaDataExt) metaData).isRelated(i) || ((ResultSetMetaDataExt) metaData).isRepeating(i))) |
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{ |
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//System.out.println("Related fields"); |
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// retrieve the repeating or related field contents as a |
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// com.fmi.jdbc.Array via the ResultSet.getObject method |
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com.fmi.jdbc.Array array = (com.fmi.jdbc.Array) resultSet.getObject(i); |
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// create a Vector for storing all of the data values |
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ArrayList columnData = new ArrayList(); |
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try |
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{ |
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// call the Array.getStringArray method since the data will |
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// only be displayed |
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Object[] fieldData = (Object[]) array.getArray(); |
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if (fieldData != null) |
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{ |
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// add each value to the Vector |
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for (int j = 0; j < fieldData.length; j++) |
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{ |
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if (fieldData[j] != null) |
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columnData.add(fieldData[j]); |
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} |
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} |
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} catch (Exception e) |
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{ |
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//System.out.println(e); |
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} |
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if (columnData.isEmpty()) |
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tableRow.add(null); |
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else |
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tableRow.addElement(columnData); |
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//System.out.println(columnData); |
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//System.out.println("Related fields"+columnData.size()+" "+tableRow.size()); |
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m_columnClasses.addElement(java.util.Vector.class); |
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} else if (metaData.getColumnType(i) == Types.LONGVARBINARY) |
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{ |
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// use the ResultSet.getObject method for retrieving images |
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// from FileMaker Pro container fields; the ResultSet.getObject |
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// method returns a java.awt.Image object for FileMaker Pro |
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// container fields |
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try |
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{ |
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tableRow.addElement(resultSet.getObject(i)); |
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} catch (Exception e) |
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{ |
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// TODO Auto-generated catch block |
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//e.printStackTrace(); |
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tableRow.addElement(null); |
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} |
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//tableRow.addElement("Picture ignored"); |
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m_columnClasses.addElement(java.awt.Image.class); |
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} else if (metaData.getColumnType(i) == Types.TIME) |
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{ |
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// use the ResultSet.getObject method for retieving images |
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// from FileMaker Pro container fields; the ResultSet.getObject |
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// method returns a java.awt.Image object for FileMaker Pro |
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// container fields |
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try |
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{ |
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tableRow.addElement(resultSet.getTime(i).toString()); |
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m_columnClasses.addElement(java.sql.Time.class); |
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} catch (Exception e) |
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{ |
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String value = resultSet.getString(i); |
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if (value != null) |
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{ |
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//System.out.println("SQLTime new "+Time.valueOf("17:00:00").toString()); |
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int index = 0; |
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for (int j = 0; j < value.length(); ++j) |
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{ |
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if (!Character.isLetter(value.charAt(j))) |
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index = j + 1; |
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else |
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break; |
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} |
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tableRow.addElement(value.substring(0, index)); |
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//m_columnClasses.addElement(java.sql.Time.class); |
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} else |
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tableRow.add(null); |
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m_columnClasses.addElement(String.class); |
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} // to catch |
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} else if (metaData.getColumnType(i) == Types.DATE) |
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{ |
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// use the ResultSet.getObject method for retieving images |
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// from FileMaker Pro container fields; the ResultSet.getObject |
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// method returns a java.awt.Image object for FileMaker Pro |
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// container fields |
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try |
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{ |
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tableRow.addElement(resultSet.getDate(i)); |
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} catch (Exception e) |
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{ |
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// work around for parse bug in FM JDBC Driver |
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// for dates of format dd-mm-yyyy |
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String date = resultSet.getString(i); |
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date = date.replace('-', '.'); |
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java.text.DateFormat dateFormat = DateFormat.getDateInstance(DateFormat.SHORT, Locale.GERMAN); |
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java.util.Date d = dateFormat.parse(date); |
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// Calendar cal=Calendar.getInstance(Locale.GERMAN); |
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// cal.setTime(d); |
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// date=(cal.get(Calendar.YEAR))+"-"+(cal.get(Calendar.MONTH)+1)+"-"+cal.get(Calendar.DATE); |
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tableRow.addElement(new java.sql.Date(d.getTime())); |
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System.out.println("Date " + date); |
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} |
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} else if (metaData.getColumnTypeName(i) == "NUMBER") |
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{ |
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// use the ResultSet.getObject method for retieving images |
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// from FileMaker Pro container fields; the ResultSet.getObject |
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// method returns a java.awt.Image object for FileMaker Pro |
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// container fields |
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try |
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{ |
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Double value =new Double(resultSet.getDouble(i)); |
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// tableRow.addElement(new Double(resultSet.getDouble(i))); |
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String tVal =value.toString(); |
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tVal = tVal.substring(tVal.indexOf('.')+1); |
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boolean checkMe = tVal.length()==1&&tVal.equals("0"); |
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// System.out.println("check was"+checkMe+" "+tVal); |
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if(checkMe) |
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tableRow.addElement(new Integer(value.intValue())); |
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else |
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tableRow.addElement(value); |
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} catch (Exception e) |
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{ |
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StringBuffer number = new StringBuffer(); |
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String value = resultSet.getString(i); |
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System.out.println(value); |
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for (int c = 0; c < value.length(); ++c) |
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{ |
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if (Character.isDigit(value.charAt(c))) |
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{ |
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number.append(value.charAt(c)); |
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} |
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} |
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if (number.length() > 0) |
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{ |
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tableRow.addElement(null); |
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m_columnClasses.addElement(Double.class); |
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} else |
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tableRow.addElement(null); |
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} |
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} else |
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{ |
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// all other field values are retrieved as strings and |
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// added to the tableRow Vector |
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// if(resultSet.getObject(i)!=null) System.out.println(resultSet.getObject(i)); |
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try |
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{ |
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String utf8 = null; |
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if (metaData instanceof ResultSetMetaDataExt) |
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{ |
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byte[] b = resultSet.getBytes(i); |
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if (metaData instanceof ResultSetMetaDataExt) |
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utf8 = (b == null) ? null : new String(b); |
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else |
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utf8 = (b == null) ? null : new String(b, "UTF-8"); |
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} |
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else |
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utf8=resultSet.getString(i); |
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// utf8 = (utf8 == null) ? null : new String(utf8.getBytes("UTF-8"), "UTF-8"); |
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tableRow.addElement(utf8); |
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} catch (Exception e) |
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{ |
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System.out.println("Hey I Got an error" + e); |
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e.printStackTrace(); |
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} |
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m_columnClasses.addElement(java.lang.String.class); |
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} |
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} |
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// add the tableRow Vector to the tableData Vector |
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tableData.addElement(tableRow); |
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} |
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// retrieve the column names from the result set; the column names |
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// are used for the table header |
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columnNames = new Vector(); |
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for (int i = 1; i <= columnCount; i++) |
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columnNames.addElement(metaData.getColumnName(i)); |
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Vector data[] = new Vector[2]; |
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data[0] = tableData; |
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data[1] = columnNames; |
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System.out.println("Rows " + tableData.size() + " " + ((Vector) tableData.get(0)).size()); |
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long timeEnd = System.currentTimeMillis(); |
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System.out.println("Time needed for query and data retrieval " + (timeEnd - timeStart) + " ms"); |
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return data; |
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} |
} |
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public Vector getColumnNames() |
public Vector getColumnNames() |