/* File :TScoraeTableModel.java * Project: Math Tools in Java * Purpose: data management for displaying in table * Author : Wachara R. * First Released: Sat 17 May 2008 * Last Updated : Sat 14 June 2008 */ package tscoreApp; import tscore.TScore; import javax.swing.table.*; class TScoreTableModel extends AbstractTableModel { String[ ] columnNames = { "RawScore", "Frequency", "Cum Freq", "Percentile", "T Score","Grade"}; Object[][] cell; int rowCount; double mean; // average value double sd; // standard deviation. double[ ] za; // area under normal curve double[ ] tscore; // T Score double[ ] classifiedData; // data which being classified int [ ] freq; // frequency of data int [ ] cf; // cumulated frequency String [ ] gr; // grade level int [ ] gc; // grade count // Model constructor. public TScoreTableModel () { } public TScoreTableModel (double[] rawScore, int numData, int gradeOption) { TScore ts = new TScore( rawScore, numData,gradeOption); int numDataAtLast = ts.getnumDataAtLast(); rowCount = numDataAtLast; classifiedData = new double[numDataAtLast]; classifiedData = ts.getManagedData(); freq = new int[numDataAtLast]; cf = new int[numDataAtLast]; za = new double[numDataAtLast]; tscore = new double[numDataAtLast]; gr = new String[numDataAtLast]; freq= ts.getFrequency(); cf = ts.getCumulativeFrequency(); za= ts.getPercentile(); tscore = ts.getTScore(); gr = ts.getGrade(); mean = ts.getMean(); sd=ts.getStandardDeviation(); gc = ts.getGradeCount(); cell = new Object[numDataAtLast][6]; for(int i= 0; i < numDataAtLast; i++) { cell[i][0] = String.format("%.2f",classifiedData[i]); cell[i][1] =String.format("%4d", freq[i]); cell[i][2] = String.format("%4d",cf[i]); cell[i][3] = String.format("%2.2f", za[i]*100); cell[i][4] = String.format("%.2f",tscore[i]); cell[i][5] = gr[i] ; } // for i } // Retrieve the number of rows for the table to be prepared. public int getRowCount() { return rowCount; } // retrieve the column count. public int getColumnCount() { return columnNames.length; } // Retrieve each of the table values at the specified // row and column. public Object getValueAt(int row, int column) { return cell[row][column]; } // Retrieve the column names to be used in the table header. public String getColumnName(int column) { return columnNames[column]; } public double getMean() { return mean; } public double getSD() { return sd;} public int [ ] getGradeCount() {return gc;} }