Java tutorial
/* (C) Copyright 2013-2016 The RISCOSS Project Consortium Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ /** * @author Alberto Siena **/ package eu.riscoss.client.report; import org.fusesource.restygwt.client.JsonCallback; import org.fusesource.restygwt.client.Method; import com.google.gwt.core.client.EntryPoint; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.json.client.JSONArray; import com.google.gwt.json.client.JSONObject; import com.google.gwt.json.client.JSONValue; import com.google.gwt.user.client.Window; import com.google.gwt.user.client.ui.Anchor; import com.google.gwt.user.client.ui.DisclosurePanel; import com.google.gwt.user.client.ui.DockPanel; import com.google.gwt.user.client.ui.Grid; import com.google.gwt.user.client.ui.HTML; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.Label; import com.google.gwt.user.client.ui.RootPanel; import com.google.gwt.user.client.ui.VerticalPanel; import com.google.gwt.user.client.ui.Widget; import eu.riscoss.client.Callback; import eu.riscoss.client.JsonUtil; import eu.riscoss.client.RiscossJsonClient; import eu.riscoss.client.ui.MissingDataInputForm; import eu.riscoss.shared.EAnalysisOption; import eu.riscoss.shared.EAnalysisResult; public class ReportModule implements EntryPoint { DockPanel dock = new DockPanel(); VerticalPanel page = new VerticalPanel(); HorizontalPanel mainView = new HorizontalPanel(); public ReportModule() { } // Dialog box to enter missing data, if necessary MissingDataInputForm inputForm = null; /* (non-Javadoc) * @see eu.riscoss.client.ActivablePanel#getWidget() */ public Widget getWidget() { return dock; } public void onModuleLoad() { startAnalysisWorkflow(EAnalysisOption.RequestMissingData); } protected void startAnalysisWorkflow(EAnalysisOption opt) { startAnalysisWorkflow(opt, null); } protected void startAnalysisWorkflow(EAnalysisOption opt, JSONObject values) { if (values == null) values = new JSONObject(); RiscossJsonClient.runAnalysis(Window.Location.getParameter("target"), Window.Location.getParameter("rc"), "full", opt, values, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { // Window.alert( "" + response.isObject() ); if (response.isObject() == null) return; try { String strResult = JsonUtil.getValue(response, "result", EAnalysisResult.Failure.name()); EAnalysisResult result = EAnalysisResult.valueOf(strResult); if (result == null) result = EAnalysisResult.Failure; switch (result) { case DataMissing: showInputForm(response); break; case Done: showResults(response.isObject()); break; case Failure: Window.alert("Unexpected failure"); break; default: break; } } catch (Exception ex) { Window.alert(ex.getMessage()); } } }); } protected void showInputForm(JSONValue response) { // Window.alert( "" + response ); JSONObject missingData = JsonUtil.getObject(response, "missingData"); if (missingData == null) { Window.alert("Missing data was declared but no forther information received"); return; } if (inputForm == null) inputForm = new MissingDataInputForm(); inputForm.load(missingData); inputForm.show(new Callback<JSONObject>() { @Override public void onError(Throwable t) { Window.alert(t.getMessage()); } @Override public void onDone(JSONObject o) { startAnalysisWorkflow(EAnalysisOption.RunThrough, o); } }); // TODO autohide must be set to false in deployment } protected void showResults(JSONObject object) { page.clear(); if (dock != null) { while (dock.getWidgetCount() > 0) { dock.remove(dock.getWidget(0)); } dock.removeFromParent(); dock = new DockPanel(); } if (object.get("results") == null) return; JSONArray response = object.get("results").isArray(); // Window.alert( "2: " + response ); RiskAnalysisReport report = new RiskAnalysisReport(); report.showResults(null, response, object.isObject().get("argumentation")); DisclosurePanel dp = new DisclosurePanel("Input values used for this evaluation"); JSONArray inputs = getArray(object, "inputs"); Grid inputgrid = new Grid(inputs.size(), 2); for (int i = 0; i < inputs.size(); i++) { JSONObject o = inputs.get(i).isObject(); // Window.alert( "" + o ); inputgrid.setWidget(i, 0, new Label(o.get("id").isString().stringValue())); inputgrid.setWidget(i, 1, new Label(o.get("value").isString().stringValue())); } dp.setContent(inputgrid); Anchor a = new Anchor("Change input values..."); a.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { if (inputForm != null) inputForm.show(new Callback<JSONObject>() { @Override public void onError(Throwable t) { Window.alert(t.getMessage()); } @Override public void onDone(JSONObject o) { startAnalysisWorkflow(EAnalysisOption.RunThrough, o); } }); } }); dock.setSize("100%", "100%"); // grid.setSize( "100%", "100%" ); dock.add( new HTML("<h1>" + "Risk analysis report of " + object.get("info").isObject().get("entity").isString().stringValue() + "</h1>"), DockPanel.NORTH); dock.add(report, DockPanel.CENTER); dock.add(a, DockPanel.NORTH); dock.add(dp, DockPanel.SOUTH); mainView.setStyleName("mainViewLayer"); mainView.setWidth("100%"); page.setWidth("100%"); Label title = new Label( "Risk analysis report of " + object.get("info").isObject().get("entity").isString().stringValue()); title.setStyleName("title"); page.add(title); a.setStyleName("leftPanel"); page.add(a); //report.setStyleName("leftPanel"); page.add(report); dp.setStyleName("leftPanel"); page.add(dp); //RootPanel.get().add( dock ); RootPanel.get().add(page); } static final JSONArray EMPTY_ARRAY = new JSONArray(); private JSONArray getArray(JSONObject object, String key) { if (object == null) return EMPTY_ARRAY; JSONValue v = object.get(key); if (v == null) return EMPTY_ARRAY; if (v.isArray() == null) return EMPTY_ARRAY; return v.isArray(); } }