Mercurial > hg > release > thermostat-1.2
view thread/client-swing/src/main/java/com/redhat/thermostat/thread/client/swing/impl/SwingThreadTableView.java @ 1626:b708106d5780
Fix class cast exception in new thread table
http://icedtea.classpath.org/pipermail/thermostat/2014-December/012150.html
reviewed-by: omajid
author | Mario Torre <neugens.limasoftware@gmail.com> |
---|---|
date | Thu, 11 Dec 2014 11:45:06 +0100 |
parents | affa18455541 |
children | c6ae78b6f3ac |
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/* * Copyright 2012-2014 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.thread.client.swing.impl; import com.redhat.thermostat.client.swing.SwingComponent; import com.redhat.thermostat.client.swing.components.ThermostatTable; import com.redhat.thermostat.client.swing.experimental.ComponentVisibilityNotifier; import com.redhat.thermostat.shared.locale.Translate; import com.redhat.thermostat.thread.client.common.ThreadTableBean; import com.redhat.thermostat.thread.client.common.locale.LocaleResources; import com.redhat.thermostat.thread.client.common.view.ThreadTableView; import java.awt.Component; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.text.DecimalFormat; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.swing.SwingUtilities; import javax.swing.SwingWorker; import javax.swing.event.TableModelEvent; import javax.swing.event.TableModelListener; import javax.swing.table.DefaultTableModel; public class SwingThreadTableView extends ThreadTableView implements SwingComponent { private boolean tableRepacked = false; private int currentSelection = -1; private ThermostatTable table; private ThreadTable tablePanel; private Map<ThreadTableBean, Integer> beans; private static final Translate<LocaleResources> t = LocaleResources.createLocalizer(); public SwingThreadTableView() { beans = new HashMap<>(); tablePanel = new ThreadTable(); new ComponentVisibilityNotifier().initialize(tablePanel, notifier); table = new ThermostatTable(new ThreadViewTableModel()); table.setName("threadBeansTable"); table.getModel().addTableModelListener(new TableModelListener() { @Override public void tableChanged(TableModelEvent e) { // NOTE: The fireTableDataChanged executes this listener // before the internal listener, this means this update will // be overridden since the default listener resets the model. // So, although we are in the EDT, we need to ensure that // we schedule this operation for later, rather than do it // right away... isn't Swing fun? SwingUtilities.invokeLater(new Runnable() { @Override public void run() { if (currentSelection != -1) { table.setRowSelectionInterval(currentSelection, currentSelection); } } }); } }); tablePanel.add(table.wrap()); table.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { if (e.getClickCount() == 2) { ThreadViewTableModel model = (ThreadViewTableModel) table.getModel(); int selectedRow = table.getSelectedRow(); if (selectedRow != -1) { selectedRow = table.convertRowIndexToModel(selectedRow); final ThreadTableBean bean = model.infos.get(selectedRow); SwingWorker<Void, Void> worker = new SwingWorker<Void, Void>() { protected Void doInBackground() throws Exception { threadTableNotifier.fireAction(ThreadSelectionAction.SHOW_THREAD_DETAILS, bean); return null; } }; worker.execute(); } } } }); } @Override public void clear() { SwingUtilities.invokeLater(new Runnable() { @Override public void run() { ThreadViewTableModel model = (ThreadViewTableModel) table.getModel(); model.setRowCount(0); beans.clear(); } }); } @Override public Component getUiComponent() { return tablePanel; } @Override public void display(final ThreadTableBean tableBean) { SwingUtilities.invokeLater(new Runnable() { @Override public void run() { // reset the selection for the next iteration // everything is happening in one thread, so there's no fear currentSelection = -1; ThreadViewTableModel model = (ThreadViewTableModel) table.getModel(); int selectedRow = table.getSelectedRow(); ThreadTableBean info = null; if (selectedRow != -1) { info = model.infos.get(selectedRow); } // update the infos Integer beanIndex = beans.get(tableBean); if (beanIndex == null) { beanIndex = Integer.valueOf(model.infos.size()); beans.put(tableBean, beanIndex); model.infos.add(tableBean); } if (info != null) { int index = 0; for (ThreadTableBean inModel : model.infos) { if (info.equals(inModel)) { currentSelection = index; break; } index++; } } // just repack once, or the user will see the table moving around if (!tableRepacked) { table.repackCells(); tableRepacked = true; } } }); } @Override public void submitChanges() { SwingUtilities.invokeLater(new Runnable() { @Override public void run() { ThreadViewTableModel model = (ThreadViewTableModel) table.getModel(); model.fireTableDataChanged(); } }); } @SuppressWarnings("serial") private class ThreadViewTableModel extends DefaultTableModel { private String [] columns = { t.localize(LocaleResources.NAME).getContents(), t.localize(LocaleResources.ID).getContents(), t.localize(LocaleResources.FIRST_SEEN).getContents(), t.localize(LocaleResources.LAST_SEEN).getContents(), t.localize(LocaleResources.WAIT_COUNT).getContents(), t.localize(LocaleResources.BLOCK_COUNT).getContents(), t.localize(LocaleResources.RUNNING).getContents(), t.localize(LocaleResources.WAITING).getContents(), t.localize(LocaleResources.SLEEPING).getContents(), t.localize(LocaleResources.MONITOR).getContents(), //, "Heap", "CPU Time", "User CPU Time" }; private List<ThreadTableBean> infos; public ThreadViewTableModel() { this.infos = new ArrayList<>(); } @Override public String getColumnName(int column) { return columns[column]; } @Override public int getColumnCount() { return columns.length; } @Override public int getRowCount() { if (infos == null) { return 0; } return infos.size(); } @Override public boolean isCellEditable(int row, int column) { return false; } @Override public Class<?> getColumnClass(int column) { switch (column) { case 0: case 2: case 3: case 6: case 7: case 8: case 9: return String.class; default: return Long.class; } } @Override public Object getValueAt(int row, int column) { DecimalFormat format = new DecimalFormat("###.00"); Object result = null; ThreadTableBean info = infos.get(row); switch (column) { case 0: result = info.getName(); break; case 1: result = info.getId(); break; case 2: result = new Date(info.getStartTimeStamp()).toString(); break; case 3: if (info.getStopTimeStamp() != 0) { result = new Date(info.getStopTimeStamp()).toString(); } else { result = "-"; } break; case 4: result = info.getWaitedCount(); break; case 5: result = info.getBlockedCount(); break; case 6: result = format.format(info.getRunningPercent()); break; case 7: result = format.format(info.getWaitingPercent()); break; case 8: result = format.format(info.getSleepingPercent()); break; case 9: result = format.format(info.getMonitorPercent()); break; default: result = "n/a"; break; } return result; } } }