/* * RapidMiner * * Copyright (C) 2001-2014 by RapidMiner and the contributors * * Complete list of developers available at our web site: * * http://rapidminer.com * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see http://www.gnu.org/licenses/. */ package com.rapidminer.gui.new_plotter; import java.lang.ref.WeakReference; import java.net.URL; import java.util.Iterator; import java.util.LinkedList; import java.util.List; import com.rapidminer.gui.new_plotter.listener.MasterOfDesasterListener; import com.rapidminer.tools.I18N; import com.rapidminer.tools.Tools; /** * This class can be used to register errors which occur during plotting and cannot be caught during * the configuration of the plot. * * @author Marius Helf * */ public class MasterOfDesaster { private List<ConfigurationChangeResponse> configChangeResponseList = new LinkedList<ConfigurationChangeResponse>(); private List<WeakReference<MasterOfDesasterListener>> listeners = new LinkedList<WeakReference<MasterOfDesasterListener>>(); private boolean calculating = false; private static final URL OKAY_ICON_URL = Tools.getResource("icons/16/ok.png"); private static final URL CALCULATING_ICON_URL = Tools.getResource("icons/16/calculator.png"); private static final String CALCULATE_LABEL = I18N.getGUILabel("plotter.master_of_desaster.calculating.label"); private static final String NO_PROBLEMS_LABEL = I18N.getGUILabel("plotter.master_of_desaster.no_problems_detected.label"); public void clearAll() { configChangeResponseList.clear(); fireChanged(); } private void removeEmptyResponses() { List<ConfigurationChangeResponse> copy = new LinkedList<ConfigurationChangeResponse>(configChangeResponseList); for (ConfigurationChangeResponse change : copy) { if (change.isEmpty()) { configChangeResponseList.remove(change); } } } public void clearWarnings() { for (ConfigurationChangeResponse change : configChangeResponseList) { change.clearWarnings(); } removeEmptyResponses(); fireChanged(); } public void clearErrors() { for (ConfigurationChangeResponse change : configChangeResponseList) { change.clearErrors(); } removeEmptyResponses(); fireChanged(); } public void removeConfigurationChangeResponse(ConfigurationChangeResponse response) { configChangeResponseList.remove(response); fireChanged(); } public void registerConfigurationChangeResponse(ConfigurationChangeResponse error) { if (calculating) { calculating = false; } configChangeResponseList.add(error); fireChanged(); } public List<ConfigurationChangeResponse> getConfigurationChangeResponses() { return configChangeResponseList; } private void fireChanged() { //copy listeners List<WeakReference<MasterOfDesasterListener>> listeners = new LinkedList<WeakReference<MasterOfDesasterListener>>(); listeners.addAll(this.listeners); Iterator<WeakReference<MasterOfDesasterListener>> it = listeners.iterator(); while (it.hasNext()) { MasterOfDesasterListener listener = it.next().get(); if (listener == null) { it.remove(); } else { listener.masterOfDesasterChanged(this); } } } public void addListener(MasterOfDesasterListener l) { listeners.add(new WeakReference<MasterOfDesasterListener>(l)); } public void removeListener(MasterOfDesasterListener l) { Iterator<WeakReference<MasterOfDesasterListener>> it = listeners.iterator(); while (it.hasNext()) { MasterOfDesasterListener listener = it.next().get(); if (listener == null || listener == l) { it.remove(); } } } @Override public String toString() { StringBuilder builder = new StringBuilder(); for (ConfigurationChangeResponse response : configChangeResponseList) { if (response != null) { builder.append(response.toString()); builder.append("\n"); } } return builder.toString(); } /** * @return */ public String toHtmlString() { StringBuilder builder = new StringBuilder(); builder.append("<html>"); if (calculating) { builder.append("<div style=\"color:#0066CC;\">"); builder.append("<img valign=\"middle\" style=\"vertical-align:middle;\" src=\"" + CALCULATING_ICON_URL + "\"/> "); builder.append(CALCULATE_LABEL); builder.append("</div>"); return builder.toString(); } if (configChangeResponseList.size() > 0) { for (ConfigurationChangeResponse response : configChangeResponseList) { if (response != null) { builder.append(response.toHtmlString()); } } } else { builder.append("<div style=\"color:#000000;\">"); builder.append("<img valign=\"middle\" style=\"vertical-align:middle;\" src=\"" + OKAY_ICON_URL + "\"/> "); builder.append(NO_PROBLEMS_LABEL); builder.append("</div>"); } builder.append("</html>"); return builder.toString(); } /** * */ public void setCalculating(boolean calculating) { this.calculating = calculating; fireChanged(); } }