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.riskanalysis; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import org.fusesource.restygwt.client.JsonCallback; import org.fusesource.restygwt.client.Method; import com.google.gwt.core.client.EntryPoint; import com.google.gwt.core.client.GWT; 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.Button; import com.google.gwt.user.client.ui.DockPanel; import com.google.gwt.user.client.ui.Grid; 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.TextBox; import com.google.gwt.user.client.ui.VerticalPanel; import eu.riscoss.client.JsonEntitySummary; import eu.riscoss.client.RiscossJsonClient; import eu.riscoss.client.codec.CodecRASInfo; import eu.riscoss.client.ui.TreeWidget; import eu.riscoss.shared.JRASInfo; import eu.riscoss.shared.Pair; public class RiskAnalysisWizard implements EntryPoint { DockPanel dock = new DockPanel(); EntitySelectionPanel entitySelectionPanel = new EntitySelectionPanel(); RCSelectionPanel rcSelectionPanel = new RCSelectionPanel(); RASSelectionPanel rasSelectionPanel = new RASSelectionPanel(); RASPanel rasPanel; HorizontalPanel topPanel = new HorizontalPanel(); // HorizontalPanel bottomPanel = new HorizontalPanel(); VerticalPanel page = new VerticalPanel(); HorizontalPanel mainView = new HorizontalPanel(); VerticalPanel leftPanel = new VerticalPanel(); VerticalPanel rightPanel = new VerticalPanel(); HorizontalPanel top = new HorizontalPanel(); Grid g; TreeWidget entitiesTree = new TreeWidget(); TreeWidget root = new TreeWidget(); TreeWidget riskTree = new TreeWidget(); String selectedEntity; String selectedRiskConf; String selectedRiskSession; Button newRiskSession; Button back; Button remove; Label entitiesL; Label riskL; // Wizard wizard = new Wizard(); String idRerun; String newId; Label title; public void onModuleLoad() { try { mainView.setStyleName("mainViewLayer"); mainView.setWidth("100%"); page.setWidth("100%"); leftPanel.setStyleName("leftPanelLayer"); leftPanel.setWidth("100%"); rightPanel.setStyleName("leftPanelLayer"); rightPanel.setWidth("400px"); //leftPanel.setHeight("100%"); title = new Label("Multi-layer Analysis"); title.setStyleName("title"); page.add(title); g = new Grid(3, 3); g.setStyleName("gridRisk"); Label entityL = new Label("Selected Entity"); entityL.setStyleName("bold"); g.setWidget(0, 0, entityL); g.setWidget(0, 1, new Label(" - ")); Label riskL = new Label("Selected Risk Conf"); riskL.setStyleName("bold"); g.setWidget(1, 0, riskL); g.setWidget(1, 1, new Label(" - ")); top.add(g); page.add(top); generateEntitiesTree(); entitiesL = new Label("Entities"); entitiesL.setStyleName("smallTitle"); entitiesL.setWidth("100%"); leftPanel.add(entitiesL); leftPanel.add(entitiesTree); mainView.add(leftPanel); mainView.add(rightPanel); page.add(mainView); RootPanel.get().add(page); newRiskSession = new Button("New risk session"); newRiskSession.setStyleName("deleteButton"); newRiskSession.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { newRiskSession(); } }); back = new Button("Back", new ClickHandler() { @Override public void onClick(ClickEvent event) { reloadPage(); } }); back.setStyleName("deleteButton"); } catch (Exception ex) { Window.alert(ex.getMessage()); } if (Window.Location.getParameter("id") != null) setSelectedRAS(); } private void newRiskSession() { String n = newName.getText().trim(); if ("".equals(n)) return; title.setText(n); RiscossJsonClient.creteRiskAnalysisSession(n, selectedRiskConf, selectedEntity, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { JsonRiskAnalysis ras = new JsonRiskAnalysis(response); newId = ras.getID(); RiscossJsonClient.rerunRiskAnalysisSession(newId, "", new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { rerun(response); } }); } }); } public void setTitle(String name) { title.setText(name); } private void rerun(JSONValue response) { generateRiskTree(); g.setWidget(2, 0, null); g.setWidget(2, 1, null); g.setWidget(2, 2, null); selectedRiskSession = newName.getText().trim(); newName.setText(""); page.clear(); mainView.clear(); top.remove(g); vPanel = new VerticalPanel(); vPanel.setStyleName("leftPanelLayer"); rasPanel = new RASPanel(this); rasPanel.loadRAS(newId); vPanel.add(rasPanel); mainView.add(vPanel); page.add(mainView); } private void appendChilds(TreeWidget rootEnt, JSONArray children) { for (int i = 0; i < children.size(); ++i) { nextEntityName = children.get(i).isString().stringValue(); Anchor a = new Anchor(nextEntityName + " (" + entities.get(nextEntityName).getLeft() + ")"); a.setWidth("100%"); a.setStyleName("font"); a.addClickHandler(new ClickHandler() { String name = nextEntityName; @Override public void onClick(ClickEvent event) { setSelectedEntity(name); } }); HorizontalPanel cPanel = new HorizontalPanel(); cPanel.setStyleName("tree"); cPanel.setWidth("100%"); cPanel.add(a); TreeWidget c = new TreeWidget(cPanel); rootEnt.addChild(c); if (children.size() > 0) appendChilds(c, entities.get(nextEntityName).getRight()); } } String nextEntityName; HashMap<String, Pair<String, JSONArray>> entities; private void generateEntitiesTree() { RiscossJsonClient.listEntitiesHierarchy(new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { entities = new HashMap(); for (int i = 0; i < response.isArray().size(); ++i) { String name = response.isArray().get(i).isObject().get("name").isString().stringValue(); if (!name.equals("-")) { String layer = response.isArray().get(i).isObject().get("layer").isString().stringValue(); JSONArray parentList = response.isArray().get(i).isObject().get("parents").isArray(); JSONArray childrenList = response.isArray().get(i).isObject().get("children").isArray(); entities.put(name, new Pair(layer, childrenList)); } } for (int i = 0; i < response.isArray().size(); ++i) { String name = response.isArray().get(i).isObject().get("name").isString().stringValue(); if (!name.equals("-")) { if (response.isArray().get(i).isObject().get("parents").isArray().size() == 0) { nextEntityName = name; Anchor a = new Anchor(nextEntityName + " (" + entities.get(name).getLeft() + ")"); a.setWidth("100%"); a.setStyleName("font"); a.addClickHandler(new ClickHandler() { String name = nextEntityName; @Override public void onClick(ClickEvent event) { setSelectedEntity(name); } }); HorizontalPanel cPanel = new HorizontalPanel(); cPanel.setStyleName("tree"); cPanel.setWidth("100%"); cPanel.add(a); TreeWidget c = new TreeWidget(cPanel); entitiesTree.addChild(c); if (entities.get(name).getRight().size() > 0) { appendChilds(c, entities.get(name).getRight()); } } leftPanel.add(entitiesTree); } } } }); } List<String> models; private void setSelectedEntity(String name) { selectedEntity = name; g.setWidget(0, 1, new Label(name)); RiscossJsonClient.listRCs(name, new JsonCallback() { public void onSuccess(Method method, JSONValue response) { if (response.isArray() != null) { models = new ArrayList<String>(); for (int i = 0; i < response.isArray().size(); i++) { JSONObject o = (JSONObject) response.isArray().get(i); models.add(o.get("name").isString().stringValue()); } generateRiskTree(); } } public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } }); g.setWidget(2, 0, null); g.setWidget(2, 1, null); g.setWidget(2, 2, null); selectedRiskConf = ""; g.setWidget(1, 1, new Label(" - ")); } String nextRisk; String risksses; List<JRASInfo> list = new ArrayList<>(); int count = 0; public void generateRiskTree() { rightPanel.clear(); riskTree = new TreeWidget(); for (int i = 0; i < models.size(); ++i) { nextRisk = models.get(i); RiscossJsonClient.listRiskAnalysisSessions(selectedEntity, models.get(i), new JsonCallback() { String risk = nextRisk; public void onSuccess(Method method, JSONValue response) { if (response == null) return; if (response.isObject() == null) return; response = response.isObject().get("list"); List<JRASInfo> riskSessions = new ArrayList<>(); CodecRASInfo codec = GWT.create(CodecRASInfo.class); if (response.isArray() != null) { for (int i = 0; i < response.isArray().size(); i++) { JRASInfo info = codec.decode(response.isArray().get(i)); riskSessions.add(info); } } Anchor a = new Anchor("> " + risk); a.setWidth("100%"); a.setStyleName("font"); a.addClickHandler(new ClickHandler() { String name = risk; @Override public void onClick(ClickEvent event) { setSelectedRiskConf(name); } }); HorizontalPanel cPanel = new HorizontalPanel(); cPanel.setStyleName("tree"); cPanel.setWidth("100%"); cPanel.add(a); TreeWidget c = new TreeWidget(cPanel); riskTree.addChild(c); for (int i = 0; i < riskSessions.size(); ++i) { risksses = riskSessions.get(i).getName(); Anchor b = new Anchor(risksses); b.setWidth("100%"); b.setStyleName("font"); b.addClickHandler(new ClickHandler() { String name = risksses; int k = count; @Override public void onClick(ClickEvent event) { setSelectedRiskSes(name, k); } }); list.add(riskSessions.get(i)); ++count; HorizontalPanel dPanel = new HorizontalPanel(); dPanel.setStyleName("tree"); dPanel.setWidth("100%"); dPanel.add(b); TreeWidget d = new TreeWidget(dPanel); c.addChild(d); } } public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } }); } Label rL = new Label("Risk Analysis"); rL.setStyleName("smallTitle"); rightPanel.add(rL); rightPanel.add(riskTree); } TextBox newName = new TextBox(); private void setSelectedRiskConf(String name) { selectedRiskConf = name; g.setWidget(1, 1, new Label(name)); Label nameL = new Label("Risk session name"); nameL.setStyleName("bold"); g.setWidget(2, 0, nameL); newName.setText(selectedRiskConf + " - " + selectedEntity); g.setWidget(2, 1, newName); g.setWidget(2, 2, newRiskSession); } VerticalPanel vPanel; int elem; private void setSelectedRiskSes(String name, int k) { newName.setText(""); g.setWidget(2, 0, null); g.setWidget(2, 1, null); g.setWidget(2, 2, null); selectedRiskSession = name; elem = k; page.clear(); top.remove(g); vPanel = new VerticalPanel(); vPanel.setStyleName("leftPanelLayer"); rasPanel = new RASPanel(this); rasPanel.loadRAS(list.get(k).getId()); vPanel.add(rasPanel); title.setText(selectedRiskSession); page.add(vPanel); } private void setSelectedRAS() { newName.setText(""); g.setWidget(2, 0, null); g.setWidget(2, 1, null); g.setWidget(2, 2, null); page.clear(); top.remove(g); vPanel = new VerticalPanel(); vPanel.setStyleName("leftPanelLayer"); rasPanel = new RASPanel(this); String id = Window.Location.getParameter("id"); rasPanel.loadRAS(id); vPanel.add(rasPanel); RiscossJsonClient.getSessionSummary(id, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { JsonRiskAnalysis j = new JsonRiskAnalysis(response); title.setText(j.getName()); page.add(vPanel); } }); } private void reloadPage() { String or = Window.Location.getParameter("or"); if (or == null) { page.clear(); page.add(title); mainView.clear(); mainView.add(leftPanel); mainView.add(rightPanel); page.add(top); page.add(mainView); top.add(g); selectedRiskConf = ""; selectedRiskSession = ""; title.setText("Multi-layer Analysis"); g.setWidget(1, 1, new Label(" - ")); setSelectedEntity(selectedEntity); } else Window.Location.replace("dashboard.jsp"); } public Button getBack() { return back; } public void remove(String id) { RiscossJsonClient.deleteRiskAnalysisSession(id, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { generateRiskTree(); reloadPage(); } }); } }