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, Mirko Morandini **/ package eu.riscoss.client.models; import java.util.ArrayList; import java.util.List; import org.fusesource.restygwt.client.JsonCallback; import org.fusesource.restygwt.client.Method; import com.google.gwt.cell.client.SafeHtmlCell; 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.event.dom.client.KeyCodes; import com.google.gwt.event.dom.client.KeyPressEvent; import com.google.gwt.event.dom.client.KeyPressHandler; import com.google.gwt.event.dom.client.KeyUpEvent; import com.google.gwt.event.dom.client.KeyUpHandler; import com.google.gwt.event.logical.shared.ValueChangeEvent; import com.google.gwt.event.logical.shared.ValueChangeHandler; 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.safehtml.shared.SafeHtml; import com.google.gwt.user.cellview.client.CellTable; import com.google.gwt.user.cellview.client.CellTable.Resources; import com.google.gwt.user.cellview.client.Column; import com.google.gwt.user.cellview.client.SimplePager; 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.Hidden; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.IsWidget; import com.google.gwt.user.client.ui.Label; import com.google.gwt.user.client.ui.RootPanel; import com.google.gwt.user.client.ui.SimplePanel; import com.google.gwt.user.client.ui.TextArea; import com.google.gwt.user.client.ui.TextBox; import com.google.gwt.user.client.ui.VerticalPanel; import com.google.gwt.user.client.ui.Widget; import com.google.gwt.view.client.ListDataProvider; import eu.riscoss.client.JsonCallbackWrapper; import eu.riscoss.client.ModelInfo; import eu.riscoss.client.RiscossCall; import eu.riscoss.client.RiscossJsonClient; import eu.riscoss.client.SimpleRiskCconf; import eu.riscoss.client.codec.CodecLayerContextualInfo; import eu.riscoss.client.entities.TableResources; import eu.riscoss.client.riskanalysis.KeyValueGrid; import eu.riscoss.client.ui.LinkHtml; import eu.riscoss.shared.RiscossUtil; import gwtupload.client.IFileInput.FileInputType; import gwtupload.client.IUploader; import gwtupload.client.IUploader.OnFinishUploaderHandler; import gwtupload.client.IUploader.UploadedInfo; import gwtupload.client.SingleUploader; public class ModelsModule implements EntryPoint { private static final String BUTTON_UPDATE_MODEL = "Upload new model"; private static final String BUTTON_UPLOAD_DESC = "Upload new documentation"; private static final String BUTTON_REPLACE_DOC = "Replace documentation"; private static final String BUTTON_DELETE_DOC = "Delete documentation"; private static final String BUTTON_NEW_MODEL = "UPLOAD MODEL"; // "New..."; private static final String BUTTON_CHANGE_NAME = "change"; VerticalPanel page = new VerticalPanel(); HorizontalPanel mainView = new HorizontalPanel(); VerticalPanel leftPanel = new VerticalPanel(); VerticalPanel rightPanel = new VerticalPanel(); VerticalPanel tablePanel = new VerticalPanel(); Grid grid; TextBox tb = new TextBox(); Button save; String selectedModel; JSONValue modelsList; Boolean changedData = false; CellTable<ModelInfo> table; ListDataProvider<ModelInfo> dataProvider; // private FlowPanel panelImages = new FlowPanel(); SimplePanel rightPanel2 = new SimplePanel(); SimplePanel spTable = new SimplePanel(); public void onModuleLoad() { exportJS(); tablePanel = new VerticalPanel(); RiscossJsonClient.listModels(new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { // TODO Auto-generated method stub } @Override public void onSuccess(Method method, JSONValue response) { modelsList = response; loadModelsTable(response); } }); mainView.setStyleName("mainViewLayer"); mainView.setWidth("100%"); leftPanel.setStyleName("leftPanelLayer"); leftPanel.setWidth("400px"); //leftPanel.setHeight("100%"); rightPanel.setStyleName("rightPanelLayer"); Label title = new Label("Model management"); title.setStyleName("title"); page.add(title); Button uploadModel = new Button("Upload model"); uploadModel.setStyleName("button"); SingleUploader upload = new SingleUploader(FileInputType.CUSTOM.with(uploadModel)); upload.setTitle("Upload new model"); upload.setAutoSubmit(true); upload.setServletPath(upload.getServletPath() + "?t=modelblob&domain=" + RiscossJsonClient.getDomain() + "&token=" + RiscossCall.getToken()); upload.addOnFinishUploadHandler(new OnFinishUploaderHandler() { @Override public void onFinish(IUploader uploader) { UploadedInfo info = uploader.getServerInfo(); String name = info.name; if (name == null || name.equals("")) return; //String s = RiscossUtil.sanitize(txt.getText().trim());//attention:name sanitation is not directly notified to the user if (!RiscossUtil.sanitize(name).equals(name)) { //info: firefox has some problem with this window, and fires assertion errors in dev mode Window.alert("Name contains prohibited characters (##,@,\") \nPlease rename file"); return; } for (int i = 0; i < modelsList.isArray().size(); i++) { JSONObject o = (JSONObject) modelsList.isArray().get(i); if (name.equals(o.get("name").isString().stringValue())) { //info: firefox has some problem with this window, and fires assertion errors in dev mode Window.alert("Model name already in use.\nPlease rename file."); return; } } //Log.println("SERVERMESS2 " + uploader.getServerMessage().getMessage()); String response = uploader.getServerMessage().getMessage(); if (response.trim().equalsIgnoreCase("Success")) dataProvider.getList().add(new ModelInfo(name)); else Window.alert("Error: " + response); setSelectedModel(name); } }); leftPanel.add(upload); leftPanel.add(searchFields()); leftPanel.add(spTable); mainView.add(leftPanel); mainView.add(rightPanel); page.add(mainView); page.setWidth("100%"); save = new Button("Save"); save.setStyleName("button"); save.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { saveModelData(); } }); RootPanel.get().add(page); } private void loadModelsTable(JSONValue response) { tablePanel.clear(); table = new CellTable<ModelInfo>(15, (Resources) GWT.create(TableResources.class)); table.addColumn(new Column<ModelInfo, SafeHtml>(new SafeHtmlCell()) { @Override public SafeHtml getValue(ModelInfo object) { return new LinkHtml(object.getName(), "javascript:editModel(\"" + object.getName() + "\")"); }; }, "Model"); dataProvider = new ListDataProvider<ModelInfo>(); dataProvider.addDataDisplay(table); GWT.log(response.toString()); if (response.isArray() != null) { for (int i = 0; i < response.isArray().size(); i++) { JSONObject o = (JSONObject) response.isArray().get(i); dataProvider.getList().add(new ModelInfo(o.get("name").isString().stringValue())); } } SimplePager pager = new SimplePager(); pager.setDisplay(table); tablePanel = new VerticalPanel(); tablePanel.add(table); table.setWidth("100%"); tablePanel.add(pager); tablePanel.setWidth("100%"); table.setWidth("100%"); spTable.setWidget(tablePanel); } TextBox entityFilterQuery = new TextBox(); String entityQueryString; private HorizontalPanel searchFields() { HorizontalPanel h = new HorizontalPanel(); Label filterlabel = new Label("Search models: "); filterlabel.setStyleName("bold"); h.add(filterlabel); entityFilterQuery.setWidth("120px"); entityFilterQuery.setStyleName("layerNameField"); h.add(entityFilterQuery); entityFilterQuery.addKeyUpHandler(new KeyUpHandler() { @Override public void onKeyUp(KeyUpEvent event) { if (entityFilterQuery.getText() != null) { String tmp = RiscossUtil.sanitize(entityFilterQuery.getText()); if (!tmp.equals(entityQueryString)) { entityQueryString = tmp; RiscossJsonClient.searchModels(entityQueryString, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { loadModelsTable(response); } }); } } } }); return h; } private void saveModelData() { //if (changedData) { RiscossJsonClient.setModelDescription(selectedModel, description.getText(), new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { if (changedData) { saveModelName(); changedData = false; } } }); } private void saveModelName() { String name = nameM.getText().trim(); RiscossJsonClient.changeModelName(selectedModel, name, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { //Window.alert(exception.getMessage()); Window.alert("Name already existing. Nothing changed. "); } @Override public void onSuccess(Method method, JSONValue response) { Window.Location.reload(); // dataProvider.getList().add(new ModelInfo(txt.getText())); // dataProvider.getList().remove(name); // dataProvider.refresh(); } }); } public native void exportJS() /*-{ var that = this; $wnd.editModel = $entry(function(amt) { that.@eu.riscoss.client.models.ModelsModule::setSelectedModel(Ljava/lang/String;)(amt); }); }-*/; public class EditModelDialog implements IsWidget { // // Load the image in the document and in the case of success attach // it to the viewer // private IUploader.OnFinishUploaderHandler onFinishUploaderHandler = // new IUploader.OnFinishUploaderHandler() { // public void onFinish(IUploader uploader) { // popup.hide(); // if (uploader.getStatus() == Status.SUCCESS) { // text = null; // new PreloadedImage(uploader.fileUrl(), showImage); // } // } // }; // // Attach an image to the pictures viewer // private OnLoadPreloadedImageHandler showImage = new // OnLoadPreloadedImageHandler() { // public void onLoad(PreloadedImage image) { // image.setWidth("75px"); // panelImages.add(image); // } // }; public class MyNameButton extends Button { public String name; public MyNameButton(String name, String html, ClickHandler handler) { super(html, handler); this.name = name; } } DockPanel panel = new DockPanel(); String text = null; String name; TextArea area; KeyValueGrid chunksGrid; IndexedTab tab; TextBox txt; // PopupPanel popup = new PopupPanel( false, true ); // SingleUploader u = new SingleUploader(); // String servletPath = u.getServletPath(); public EditModelDialog() { // u.addOnFinishUploadHandler(onFinishUploaderHandler); // u.setAutoSubmit( true ); // popup.add( u ); // popup.setSize( "300px", "32px" ); } public void editModel(String name) { this.name = name; RiscossJsonClient.getModelinfo(name, new JsonCallback() { @Override public void onSuccess(Method method, JSONValue response) { showEditDialog(response.isObject()); } @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } }); } public void saveModelData() { } void showEditDialog(JSONObject json) { Grid grid = new Grid(2, 3); String jsname = json.get("name").isString().stringValue(); //Uploader/////////// String descfilename = json.get("modeldescfilename").isString().stringValue(); // Label descfLabel = new Label("Documentation:\n"+descfilename); Button uploadDesc; Button deleteDesc = new Button(); deleteDesc = new Button(BUTTON_DELETE_DOC); deleteDesc.setStyleName("modelButton"); deleteDesc.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { boolean b = Window.confirm("Are you sure that you want to delete the documentation of model " + selectedModel + "?"); if (b) { RiscossJsonClient.deleteModelDoc(selectedModel, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { setSelectedModel(selectedModel); } }); } } }); if (descfilename == null || descfilename.equals("")) { uploadDesc = new Button(BUTTON_UPLOAD_DESC); Label descfLabel = new Label("No documentation uploaded."); grid.setWidget(1, 0, descfLabel); } else { uploadDesc = new Button(BUTTON_REPLACE_DOC); Anchor descfAnchor = new Anchor("Download documentation:\n" + descfilename, GWT.getHostPageBaseURL() + "models/download?domain=" + RiscossJsonClient.getDomain() + "&name=" + name + "&type=desc&token=" + RiscossCall.getToken()); grid.setWidget(1, 0, descfAnchor); } uploadDesc.setStyleName("button"); SingleUploader docuUploader = new SingleUploader(FileInputType.CUSTOM.with(uploadDesc)); docuUploader.setTitle("Upload model documentation"); docuUploader.setAutoSubmit(true); docuUploader.setServletPath(docuUploader.getServletPath() + "?t=modeldescblob&domain=" + RiscossJsonClient.getDomain() + "&token=" + RiscossCall.getToken()); docuUploader.add(new Hidden("Modelname", jsname)); docuUploader.addOnFinishUploadHandler(new OnFinishUploaderHandler() { @Override public void onFinish(IUploader uploader) { UploadedInfo info = uploader.getServerInfo(); String name = info.name; //Log.println("SERVERMESS2 " + uploader.getServerMessage().getMessage()); String response = uploader.getServerMessage().getMessage(); if (!response.trim().startsWith("Error")) { //Window.confirm(response); //TODO change! setSelectedModel(selectedModel); } else Window.alert("Error: " + response); } }); HorizontalPanel hPanel = new HorizontalPanel(); hPanel.add(docuUploader); if (descfilename != null && !descfilename.equals("")) hPanel.add(deleteDesc); grid.setWidget(1, 1, hPanel); //Downloader/////////done in Anchor now! // Button docuDownloader = new MyNameButton(jsname, "Download documentation", new ClickHandler() { // public void onClick(ClickEvent event) { // Window.open(GWT.getHostPageBaseURL() + "models/descBlob?name="+ name, "_self", "enabled"); // } // }); //modeldescfilename //grid.setWidget( 1, 2, docuDownloader); //Model Update Uploader/////////// Button updateModel = new Button(BUTTON_UPDATE_MODEL); updateModel.setStyleName("button"); SingleUploader updateUploader = new SingleUploader(FileInputType.CUSTOM.with(updateModel)); updateUploader.setTitle("Update the model to a new version"); updateUploader.setAutoSubmit(true); updateUploader.setServletPath(updateUploader.getServletPath() + "?t=modelupdateblob&domain=" + RiscossJsonClient.getDomain() + "&token=" + RiscossCall.getToken()); updateUploader.add(new Hidden("modelname", jsname)); updateUploader.addOnFinishUploadHandler(new OnFinishUploaderHandler() { @Override public void onFinish(IUploader uploader) { UploadedInfo info = uploader.getServerInfo(); //String name = info.name; //Log.println("SERVERMESS2 " + uploader.getServerMessage().getMessage()); String response = uploader.getServerMessage().getMessage(); if (!response.trim().startsWith("Error")) { Window.confirm(response); //TODO change! setSelectedModel(selectedModel); } else Window.alert("Error: " + response); } }); Anchor fAnchor = new Anchor("Download model:\n" + json.get("modelfilename"), GWT.getHostPageBaseURL() + "models/download?domain=" + RiscossJsonClient.getDomain() + "&name=" + name + "&type=model&token=" + RiscossCall.getToken()); grid.setWidget(0, 0, fAnchor); //grid.setWidget( 1, 0, new Label("Model filename: \n"+json.get("modelfilename").isString().stringValue())); grid.setWidget(0, 1, updateUploader); //////////////////////////////////// area = new TextArea(); chunksGrid = new KeyValueGrid(); tab = new IndexedTab(); tab.addTab("Properties", grid); tab.addTab("Model info", chunksGrid); tab.addTab("Raw Model content", area); tab.getTabPanel().selectTab(0); tab.getTabPanel().setSize("100%", "100%"); tab.addTabHandler("Model info", new IndexedTab.TabHandler() { @Override public void onTabActivated() { List<String> list = new ArrayList<String>(); list.add(name); RiscossJsonClient.listChunks(list, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { JSONObject jo = response.isObject(); if (jo.get("inputs") != null) { JSONArray inputs = jo.get("inputs").isArray(); VerticalPanel p = new VerticalPanel(); for (int i = 0; i < inputs.size(); i++) { JSONObject jinput = inputs.get(i).isObject(); p.add(new Label(jinput.get("id").isString().stringValue())); } chunksGrid.add("Requested Indicators:", p); } if (jo.get("outputs") != null) { JSONArray inputs = jo.get("outputs").isArray(); VerticalPanel p = new VerticalPanel(); for (int i = 0; i < inputs.size(); i++) { JSONObject jinput = inputs.get(i).isObject(); p.add(new Label(jinput.get("id").isString().stringValue())); } chunksGrid.add("Provided Output:", p); } EditModelDialog.this.tab.removeListeners("Model info"); } }); } }); tab.addTabHandler("Raw Model content", new IndexedTab.TabHandler() { @Override public void onTabActivated() { if (text == null) { RiscossJsonClient.getModelBlob(name, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { area.setText(response.isObject().get("blob").isString().stringValue()); int height = (int) (Window.getClientHeight() * 0.7); area.setHeight(height + "px"); } }); } } }); panel.add(tab, DockPanel.CENTER); // panel.add(new Button("Save", new ClickHandler() { // @Override // public void onClick(ClickEvent event) { // onDoneClicked(); // } // }), DockPanel.SOUTH); panel.setSize("100%", "100%"); } // protected void onTabActivated( TabPanel tab, Integer selectedItem ) { // if( selectedItem != 1 ) return; // if( text == null ) { // RiscossJsonClient.getModelBlob( name, new JsonCallback() { // @Override // public void onFailure(Method method, Throwable exception) { // Window.alert( exception.getMessage() ); // } // // @Override // public void onSuccess(Method method, JSONValue response) { // area.setText( response.isObject().get( "blob" // ).isString().stringValue() ); // }} ); // } // } @Override public Widget asWidget() { return panel; } } TextBox nameM; EditModelDialog panel; private VerticalPanel descriptionData; private TextBox description; public void setSelectedModel(String name) { selectedModel = name; if (rightPanel2.getWidget() != null) { rightPanel2.getWidget().removeFromParent(); } panel = new EditModelDialog(); rightPanel2.setWidget(panel); panel.editModel(name); mainView.remove(rightPanel); rightPanel = new VerticalPanel(); rightPanel.setStyleName("rightPanelLayer"); rightPanel.setWidth("90%"); Label title = new Label(name); title.setStyleName("subtitle"); rightPanel.add(title); grid = new Grid(1, 2); grid.setStyleName("properties"); Label nameL = new Label("Name"); nameL.setStyleName("bold"); grid.setWidget(0, 0, nameL); nameM = new TextBox(); nameM.setWidth("250px"); nameM.setText(name); nameM.addValueChangeHandler(new ValueChangeHandler<String>() { @Override public void onValueChange(ValueChangeEvent<String> event) { changedData = true; } }); grid.setWidget(0, 1, nameM); rightPanel.add(grid); descriptionData = new VerticalPanel(); descriptionData.setStyleName("description"); descriptionData.setWidth("100%"); Label descLabel = new Label("Description"); descLabel.setStyleName("bold"); descriptionData.add(descLabel); description = new TextBox(); description.setWidth("100%"); RiscossJsonClient.getModelDescription(name, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { description.setText(response.isString().stringValue()); } }); //description.setWidth("100%"); descriptionData.add(description); rightPanel.add(descriptionData); HorizontalPanel buttons = new HorizontalPanel(); Button delete = new Button("Delete"); delete.setStyleName("button"); delete.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent arg0) { haveRiskConfs(); } }); buttons.add(save); buttons.add(delete); rightPanel.add(buttons); EditModelDialog panel2 = new EditModelDialog(); panel2.editModel(name); rightPanel.add(panel); mainView.add(rightPanel); } Boolean hasRiskConfs; int ii; int size; protected void haveRiskConfs() { hasRiskConfs = false; RiscossJsonClient.listRCs(new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { size = response.isArray().size(); if (size == 0) deleteRC(); for (int i = 0; i < size; i++) { JSONObject o = (JSONObject) response.isArray().get(i); ii = i; RiscossJsonClient.getRCContent(o.get("name").isString().stringValue(), new JsonCallback() { int iii = ii; @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { SimpleRiskCconf rc = new SimpleRiskCconf(response); for (int j = 0; j < rc.getLayerCount(); ++j) { String layer = rc.getLayer(j); for (int k = 0; k < rc.getModelList(layer).size(); ++k) { if (rc.getModelList(layer).get(k).equals(selectedModel)) { hasRiskConfs = true; } } ; } if (iii == size - 1) deleteRC(); } }); } } }); } protected void deleteRC() { if (hasRiskConfs) { Window.alert("Models with associated risk configurations cannot be deleted"); } else { Boolean b = Window.confirm("Are you sure that you want to delete model " + selectedModel + "?"); if (b) { RiscossJsonClient.deleteModel(selectedModel, new JsonCallback() { @Override public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } @Override public void onSuccess(Method method, JSONValue response) { //dataProvider.getList().remove(getValue()); leftPanel.remove(tablePanel); tablePanel.clear(); mainView.remove(rightPanel); table = new CellTable<ModelInfo>(15, (Resources) GWT.create(TableResources.class)); table.addColumn(new Column<ModelInfo, SafeHtml>(new SafeHtmlCell()) { @Override public SafeHtml getValue(ModelInfo object) { return new LinkHtml(object.getName(), "javascript:editModel(\"" + object.getName() + "\")"); }; }, "Model"); dataProvider = new ListDataProvider<ModelInfo>(); dataProvider.addDataDisplay(table); RiscossJsonClient.listModels(new JsonCallback() { public void onSuccess(Method method, JSONValue response) { GWT.log(response.toString()); if (response.isArray() != null) { for (int i = 0; i < response.isArray().size(); i++) { JSONObject o = (JSONObject) response.isArray().get(i); dataProvider.getList() .add(new ModelInfo(o.get("name").isString().stringValue())); } } } public void onFailure(Method method, Throwable exception) { Window.alert(exception.getMessage()); } }); SimplePager pager = new SimplePager(); pager.setDisplay(table); tablePanel = new VerticalPanel(); tablePanel.add(table); tablePanel.add(pager); leftPanel.add(tablePanel); } }); } } } }