Java tutorial
/* * Sonar, open source software quality management tool. * Copyright (C) 2008-2011 SonarSource * mailto:contact AT sonarsource DOT com * * Sonar is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or (at your option) any later version. * * Sonar 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with Sonar; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 */ package org.sonar.plugins.core.clouds.client; import com.google.gwt.core.client.JavaScriptException; import com.google.gwt.core.client.JavaScriptObject; import com.google.gwt.event.dom.client.ChangeEvent; import com.google.gwt.event.dom.client.ChangeHandler; import com.google.gwt.event.logical.shared.SelectionEvent; import com.google.gwt.event.logical.shared.SelectionHandler; import com.google.gwt.user.client.ui.*; import org.sonar.api.web.gwt.client.AbstractPage; import org.sonar.api.web.gwt.client.ResourceDictionary; import org.sonar.api.web.gwt.client.webservices.*; import org.sonar.api.web.gwt.client.webservices.WSMetrics.Metric; import org.sonar.api.web.gwt.client.webservices.WSMetrics.MetricsList; import org.sonar.api.web.gwt.client.widgets.LoadingLabel; import org.sonar.plugins.core.clouds.client.widget.ClassCloudsWidget; import org.sonar.plugins.core.clouds.client.widget.TabWidget; import java.util.ArrayList; import java.util.Arrays; import java.util.List; public class GwtClouds extends AbstractPage { public static final String GWT_ID = "org.sonar.plugins.core.clouds.GwtClouds"; private Panel cloudsPanel; private ListBox metricsListBox; private Label sizeAndColorLabel; private TabWidget sizeTabs; private Resources resources; private final List<SizeMetric> SIZE_METRICS = Arrays.asList(new SizeMetric("Quick Wins", WSMetrics.NCLOC), new SizeMetric("Top risk", WSMetrics.FUNCTION_COMPLEXITY)); private final List<Metric> COLOR_METRICS = Arrays.asList(WSMetrics.COVERAGE, WSMetrics.VIOLATIONS_DENSITY); public void onModuleLoad() { cloudsPanel = new FlowPanel(); displayView(cloudsPanel); loadClouds(); } protected void loadClouds() { String projectKey = ResourceDictionary.getResourceKey(); final List<Metric> metricsToGet = new ArrayList<Metric>(); for (SizeMetric size : SIZE_METRICS) { metricsToGet.add(size.getSizeMetric()); } for (Metric color : COLOR_METRICS) { metricsToGet.add(color); } if (projectKey != null) { cloudsPanel.add(new LoadingLabel()); Query<Resources> resourcesQuery = ResourcesQuery.get(projectKey).setDepth(-1) .setScopes(Resource.SCOPE_ENTITY).setMetrics(metricsToGet); QueryCallBack<Resources> resourcesCb = new BaseQueryCallback<Resources>() { public void onResponse(Resources response, JavaScriptObject jsonRawResponse) { resources = response; } }; Query<MetricsList> metrics = MetricsQuery.get().setUserManaged(false); QueryCallBack<MetricsList> metricsCb = new BaseQueryCallback<MetricsList>() { public void onResponse(MetricsList response, JavaScriptObject jsonRawResponse) { // nothing to do WSMetrics.getUpdateMetricsFromServer will update the metrics labels } }; metricsCb = WSMetrics.getUpdateMetricsFromServer(metricsCb); QueryCallBack<VoidResponse> updateCloudsCb = new BaseQueryCallback<VoidResponse>() { public void onResponse(VoidResponse response, JavaScriptObject jsonRawResponse) { updateClouds(resources); } }; SequentialQueries.get().add(resourcesQuery, resourcesCb).add(metrics, metricsCb) .execute(updateCloudsCb); } } private void updateClouds(Resources resources) { cloudsPanel.clear(); Panel metricSelectPanel = getMetricColorSelectBox(resources); sizeTabs = new TabWidget(new SelectionHandler<Integer>() { public void onSelection(SelectionEvent<Integer> event) { renderClassCloudsForCurrentMetric(); } }); for (SizeMetric size : SIZE_METRICS) { ClassCloudsWidget classCloudsTab = new ClassCloudsWidget(resources.getResources(), size.getSizeMetric()); sizeTabs.addTab(classCloudsTab, size.getTabName(), size.getTabNameId()); } cloudsPanel.add(metricSelectPanel); cloudsPanel.add(sizeTabs); } private Panel getMetricColorSelectBox(Resources resources) { HTMLPanel metricSelectPanel = new HTMLPanel( "<div id='select_metric' class='metricSelectBox small'> </div>"); sizeAndColorLabel = new InlineLabel(); sizeAndColorLabel.setStyleName("labelText gray"); metricSelectPanel.add(sizeAndColorLabel, "select_metric"); metricsListBox = new ListBox(false); for (Metric color : COLOR_METRICS) { if (resources.onceContainsMeasure(color)) { metricsListBox.addItem(color.getName(), color.getKey()); } } metricSelectPanel.add(metricsListBox, "select_metric"); metricsListBox.addChangeHandler(new ChangeHandler() { public void onChange(ChangeEvent event) { renderClassCloudsForCurrentMetric(); } }); return metricSelectPanel; } private void generateSizeAndColorLabel() { sizeAndColorLabel.setText("Size : " + getCurrentSizeMetric().getName() + ", color : "); } private void renderClassCloudsForCurrentMetric() { Widget widget = sizeTabs.getSelectedWidget(); if (widget instanceof ClassCloudsWidget) { Metric current = getCurrentColorMetric(); ClassCloudsWidget classCloudsWidget = (ClassCloudsWidget) widget; classCloudsWidget.generateCloud(current); generateSizeAndColorLabel(); } } private Metric getCurrentColorMetric() { String metricKey = metricsListBox.getValue(metricsListBox.getSelectedIndex()); for (Metric color : COLOR_METRICS) { if (color.getKey().equals(metricKey)) { return color; } } throw new JavaScriptException("Unable to find metric " + metricKey); } private Metric getCurrentSizeMetric() { String selectedTabId = sizeTabs.getSelectedTabId(); for (SizeMetric size : SIZE_METRICS) { if (size.getTabNameId().equals(selectedTabId)) { return size.sizeMetric; } } throw new JavaScriptException("Unable to find metric for tab " + selectedTabId); } private class SizeMetric { private String tabName; private Metric sizeMetric; public SizeMetric(String tabName, Metric sizeMetric) { super(); this.tabName = tabName; this.sizeMetric = sizeMetric; } public String getTabName() { return tabName; } public Metric getSizeMetric() { return sizeMetric; } public String getTabNameId() { return tabName.toLowerCase().replace(' ', '_'); } } }