Java tutorial
/* * Created on July. 04, 2007 * * Author: Minseok Song * (c) 2006 Technische Universiteit Eindhoven, Minseok Song * all rights reserved * * LICENSE WARNING: * This code has been created within the realm of an STW project. * The question of under which license to publish this code, or whether * to have it published openly at all, is still unclear. * Before this code can be released in any form, be it binary or source * code, this issue has to be clarified with the STW. * Please do not add this file to any build or source export transferred * to anybody outside the TM.IS group. */ package org.prom5.analysis.performance.dottedchart.ui; import java.awt.BorderLayout; import java.awt.Color; import java.awt.Dimension; import java.awt.Font; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.text.DateFormat; import java.text.DecimalFormat; import java.util.ArrayList; import java.util.Date; import javax.swing.BorderFactory; import javax.swing.Box; import javax.swing.BoxLayout; import javax.swing.JComboBox; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JTable; import javax.swing.table.AbstractTableModel; import javax.swing.table.DefaultTableCellRenderer; import org.apache.commons.math.stat.descriptive.DescriptiveStatistics; import org.prom5.analysis.performance.dottedchart.model.DottedChartModel; import org.prom5.analysis.performance.dottedchart.model.OneMetricTableModel; import org.prom5.analysis.performance.dottedchart.model.OverallMetricTableModel; public class MetricsPanel extends JPanel { protected DottedChartModel dcModel = null; protected DottedChartPanel dcPanel = null; private JLabel timeSortLabel = new JLabel("Time sort (metrics):"); private String[] timeSorts = { "milli", "seconds", "minutes", "hours", //array of "time sort" strings required to fill the timeBox combobox with "days", "weeks", "months", "years" }; private long[] dividers = { 1, 1000, 60000, 3600000L, 86400000L, 604800000L, 2592000000L, 31536000000L }; private JComboBox timeBox = new JComboBox(timeSorts); private long timeDivider = 1000; //The selected data-element type public MetricsPanel(DottedChartModel aDcModel, DottedChartPanel aDcPanel) { dcModel = aDcModel; dcPanel = aDcPanel; timeBox.setSelectedIndex(1); displayPerformanceMetrics(); registerGUIListerner(); } /** * Displays the performance metrics of each pattern on the east side of the * plug-in window. * @param sortedArray int[] */ public void displayPerformanceMetrics() { String type = dcPanel.getTimeOption(); ArrayList<DescriptiveStatistics> aList = dcModel.getTimeStatistics(); ArrayList<String> aTitles = dcModel.getDescriptiveStatisticsTitles(); ArrayList<String> sortedTitleList = dcModel.getSortedKeySetList(); this.removeAll(); this.setLayout(new BoxLayout(this, BoxLayout.Y_AXIS)); //add time option menu this.add(Box.createRigidArea(new Dimension(5, 10))); JPanel menuPanel = new JPanel(new BorderLayout()); menuPanel.setPreferredSize(new Dimension(160, 45)); menuPanel.setMaximumSize(new Dimension(180, 45)); timeSortLabel.setAlignmentX(LEFT_ALIGNMENT); menuPanel.add(timeSortLabel, BorderLayout.NORTH); timeBox.setMaximumSize(new Dimension(160, 20)); timeBox.setAlignmentX(LEFT_ALIGNMENT); menuPanel.add(Box.createRigidArea(new Dimension(5, 0))); menuPanel.add(timeBox, BorderLayout.CENTER); this.add(menuPanel); this.add(Box.createRigidArea(new Dimension(5, 10))); //for each frequency get the set of patterns that have that frequency //(run from high frequency to low) int size = 0; for (int i = 0; i < aList.size(); i++) { try { String key; DescriptiveStatistics currentDS = null; if (i != 0) key = sortedTitleList.get(i - 1); else { key = aTitles.get(0); currentDS = aList.get(i); } if (i > 0 && dcModel.getTypeHashMap().equals(DottedChartPanel.ST_INST) && !dcModel.getInstanceTypeToKeep().contains(key)) continue; size++; if (i > 0) { for (int j = 1; j < aTitles.size(); j++) { if (aTitles.get(j).equals(key)) currentDS = aList.get(j); } } AbstractTableModel otm; //create labels that contains information about the pattern if (i == 0) otm = new OverallMetricTableModel(); else otm = new OneMetricTableModel(); DefaultTableCellRenderer dtcr = new DefaultTableCellRenderer(); dtcr.setBackground(new Color(235, 235, 235)); JTable table = new JTable(otm); table.setPreferredSize(new Dimension(200, 55)); table.setMaximumSize(new Dimension(200, 55)); table.getColumnModel().getColumn(0).setPreferredWidth(70); table.getColumnModel().getColumn(0).setMaxWidth(100); table.getTableHeader().setFont(new Font("SansSerif", Font.PLAIN, 12)); table.getColumnModel().getColumn(0).setCellRenderer(dtcr); table.setBorder(BorderFactory.createEtchedBorder()); //place throughput times in table if (type.equals(DottedChartPanel.TIME_ACTUAL)) { if (i == 0) { table.setValueAt(DateFormat.getInstance().format(dcModel.getLogBoundaryLeft()), 0, 1); table.setValueAt(DateFormat.getInstance().format(dcModel.getLogBoundaryRight()), 1, 1); } else { table.setValueAt(DateFormat.getInstance().format(dcModel.getStartDateofLogUniList(key)), 0, 1); table.setValueAt(DateFormat.getInstance().format(dcModel.getEndDateofLogUniList(key)), 1, 1); } table.setValueAt(formatString(currentDS.getMean() / timeDivider, 5), 2, 1); table.setValueAt(formatString(currentDS.getMin() / timeDivider, 5), 3, 1); table.setValueAt(formatString(currentDS.getMax() / timeDivider, 5), 4, 1); } else if (type.equals(DottedChartPanel.TIME_RELATIVE_TIME)) { if (i == 0) { table.setValueAt(formatDate(dcModel.getLogBoundaryLeft()), 0, 1); table.setValueAt(formatDate(dcModel.getLogBoundaryRight()), 1, 1); } else { table.setValueAt(formatDate(dcModel.getStartDateofLogUniList(key)), 0, 1); table.setValueAt(formatDate(dcModel.getEndDateofLogUniList(key)), 1, 1); } table.setValueAt(formatString(currentDS.getMean() / timeDivider, 5), 2, 1); table.setValueAt(formatString(currentDS.getMin() / timeDivider, 5), 3, 1); table.setValueAt(formatString(currentDS.getMax() / timeDivider, 5), 4, 1); } else if (type.equals(DottedChartPanel.TIME_RELATIVE_RATIO)) { if (i == 0) { table.setValueAt(formatRatio(dcModel.getLogBoundaryLeft()), 0, 1); table.setValueAt(formatRatio(dcModel.getLogBoundaryRight()), 1, 1); } else { table.setValueAt(formatRatio(dcModel.getStartDateofLogUniList(key)), 0, 1); table.setValueAt(formatRatio(dcModel.getEndDateofLogUniList(key)), 1, 1); } table.setValueAt(formatString(currentDS.getMean() / 100, 5), 2, 1); table.setValueAt(formatString(currentDS.getMin() / 100, 5), 3, 1); table.setValueAt(formatString(currentDS.getMax() / 100, 5), 4, 1); } else if (type.equals(DottedChartPanel.TIME_LOGICAL) || type.equals(DottedChartPanel.TIME_LOGICAL_RELATIVE)) { if (i == 0) { table.setValueAt(formatString(dcModel.getLogBoundaryLeft().getTime(), 5), 0, 1); table.setValueAt(formatString(dcModel.getLogBoundaryRight().getTime(), 5), 1, 1); } else { table.setValueAt(formatString((dcModel.getStartDateofLogUniList(key)).getTime(), 5), 0, 1); table.setValueAt(formatString((dcModel.getEndDateofLogUniList(key)).getTime(), 5), 1, 1); } table.setValueAt(formatString(currentDS.getMean(), 5), 2, 1); table.setValueAt(formatString(currentDS.getMin(), 5), 3, 1); table.setValueAt(formatString(currentDS.getMax(), 5), 4, 1); } JPanel tempPanel = new JPanel(new BorderLayout()); table.setAlignmentX(CENTER_ALIGNMENT); tempPanel.setPreferredSize(new Dimension(160, 98)); tempPanel.setMaximumSize(new Dimension(180, 98)); tempPanel.add(table.getTableHeader(), BorderLayout.NORTH); tempPanel.add(table, BorderLayout.CENTER); JPanel tempPanel2 = new JPanel(new BorderLayout()); JLabel patternLabel = new JLabel("Component " + key + ":"); patternLabel.setAlignmentX(LEFT_ALIGNMENT); JLabel frequencyLabel = null; if (i == 0) frequencyLabel = new JLabel("# of components: " + currentDS.getN()); else frequencyLabel = new JLabel("# of dots: " + dcModel.getNumberOfLogUnits(key)); frequencyLabel.setAlignmentX(LEFT_ALIGNMENT); frequencyLabel.setFont(new Font("SansSerif", Font.PLAIN, 12)); tempPanel2.add(patternLabel, BorderLayout.NORTH); tempPanel2.add(frequencyLabel, BorderLayout.CENTER); tempPanel2.add(tempPanel, BorderLayout.SOUTH); this.add(tempPanel2); this.add(Box.createRigidArea(new Dimension(5, 10))); } catch (NullPointerException ex) { //can occur when patternMap does not contain a pattern with this frequency size--; } } //make sure the pattern performance information is displayed properly this.setPreferredSize(new Dimension(200, 140 * (size + 1))); this.revalidate(); this.repaint(); } private void registerGUIListerner() { //timeBox listener: set timeSort to the sort that is selected in the box //and set timeDivider to the corresponding divider. timeBox.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { timeDivider = dividers[timeBox.getSelectedIndex()]; displayPerformanceMetrics(); } }); } // util method ///////////////////////////////////////////////////////////// /* * Formats a double to display it in the right manner, with 'places' being * the maximum number of decimal places allowed * @param val double * @param places int * @return String */ private String formatString(double val, int places) { if (Double.valueOf(val).equals(Double.NaN)) return "0.0"; String cur = ""; DecimalFormat df; double bound = Math.pow(10.0, (0 - places)); String tempString = "0"; for (int i = 0; i < places - 1; i++) { tempString += "#"; } if ((val != 0.0) && (val < bound)) { //display scientific notation if (places == 0) { df = new DecimalFormat("0E0"); } else { df = new DecimalFormat("0." + tempString + "E0"); } cur = df.format(val); } else { if (places == 0) { df = new DecimalFormat("0"); } else { df = new DecimalFormat("0." + tempString); } cur = df.format(val); } return cur; } private String formatDate(Date time) { long timeStart = time.getTime(); long days = timeStart / 1000 / 60 / 60 / 24; long hours = (timeStart - days * 24 * 60 * 60 * 1000) / 1000 / 60 / 60; long minutes = (timeStart - days * 24 * 60 * 60 * 1000 - hours * 60 * 60 * 1000) / 1000 / 60; long seconds = (timeStart - days * 24 * 60 * 60 * 1000 - hours * 60 * 60 * 1000 - minutes * 60 * 1000) / 1000; return String.valueOf(days + "days:" + hours + ":" + minutes + ":" + seconds); } private String formatRatio(Date time) { long timeStart = time.getTime(); return String.valueOf(timeStart / 100 + "." + (timeStart - timeStart / 100 * 100) + "%"); } }