464 lines
15 KiB
Java
464 lines
15 KiB
Java
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package org.gcube.portlets.widgets.wstaskexecutor.client;
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import java.util.ArrayList;
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import java.util.List;
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import org.gcube.common.workspacetaskexecutor.shared.TaskOutput;
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import org.gcube.common.workspacetaskexecutor.shared.TaskParameter;
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import org.gcube.common.workspacetaskexecutor.shared.dataminer.TaskConfiguration;
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import org.gcube.common.workspacetaskexecutor.shared.dataminer.TaskExecutionStatus;
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import org.gcube.common.workspacetaskexecutor.shared.exception.ItemNotConfiguredException;
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import org.gcube.common.workspacetaskexecutor.shared.exception.WorkspaceFolderLocked;
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import org.gcube.portlets.widgets.wstaskexecutor.client.TaskCompletedNotification.TaskCompletedNotificationListner;
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import org.gcube.portlets.widgets.wstaskexecutor.client.dialog.DialogConfirm;
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import org.gcube.portlets.widgets.wstaskexecutor.client.dialog.DialogResult;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.CreatedTaskConfigurationEvent;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.CreatedTaskConfigurationEventHandler;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.DeleteConfigurationEvent;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.DeleteConfigurationEventHandler;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.PerformRunTaskEvent;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.PerformRunTaskEventHandler;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.ShowCreateTaskConfigurationDialogEvent;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.ShowCreateTaskConfigurationDialogEvent.Operation;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.ShowCreateTaskConfigurationDialogEventHandler;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.ShowListOfTaskConfigurationsEvent;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.ShowListOfTaskConfigurationsEventHandler;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.TaskComputationFinishedEvent;
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import org.gcube.portlets.widgets.wstaskexecutor.client.event.TaskComputationFinishedEventHandler;
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import org.gcube.portlets.widgets.wstaskexecutor.client.rpc.WsTaskExecutorWidgetServiceAsync;
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import org.gcube.portlets.widgets.wstaskexecutor.client.view.LoaderIcon;
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import org.gcube.portlets.widgets.wstaskexecutor.client.view.WsTaskExecutorWidgetViewManager;
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import org.gcube.portlets.widgets.wstaskexecutor.client.view.binder.MonitorFolderTaskExecutionStatusView;
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import org.gcube.portlets.widgets.wstaskexecutor.shared.SelectableOperator;
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import org.gcube.portlets.widgets.wstaskexecutor.shared.WSItem;
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import com.github.gwtbootstrap.client.ui.Alert;
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import com.github.gwtbootstrap.client.ui.Modal;
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import com.github.gwtbootstrap.client.ui.constants.AlertType;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.event.dom.client.ClickEvent;
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import com.google.gwt.event.dom.client.ClickHandler;
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import com.google.gwt.event.shared.HandlerManager;
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import com.google.gwt.user.client.Window;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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import com.google.gwt.user.client.ui.Button;
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import com.google.gwt.user.client.ui.VerticalPanel;
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/**
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* Entry point classes define <code>onModuleLoad()</code>.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* May 4, 2018
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*/
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public class WsTaskExecutorWidget {
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/**
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* The message displayed to the user when the server cannot be reached or
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* returns an error.
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*/
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private static final String SERVER_ERROR = "An error occurred while "
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+ "attempting to contact the server. Please check your network "
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+ "connection and try again.";
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/**
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* Create a remote service proxy to talk to the server-side Greeting
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* service.
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*/
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public static final WsTaskExecutorWidgetServiceAsync wsTaskService = WsTaskExecutorWidgetServiceAsync.Util.getInstance();
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/** The Constant eventBus. */
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public final static HandlerManager eventBus = new HandlerManager(null);
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private WsTaskExecutorWidgetViewManager viewManager = new WsTaskExecutorWidgetViewManager();
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private final List<TaskCompletedNotificationListner> taskEventsListeners = new ArrayList<TaskCompletedNotificationListner>();
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private SelectableOperator selectableOperators = null;
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/**
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* Instantiates a new ws task executor widget.
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*/
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public WsTaskExecutorWidget() {
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bindEvents();
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// TODO Auto-generated constructor stub
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}
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/**
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* Bind events.
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*/
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private void bindEvents() {
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eventBus.addHandler(PerformRunTaskEvent.TYPE, new PerformRunTaskEventHandler() {
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@Override
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public void onPerformRunTask(final PerformRunTaskEvent perforRunTaskEvent) {
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try {
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if(perforRunTaskEvent.getWsItem()!=null && perforRunTaskEvent.getConfiguration()!=null){
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String msg = "<div style='font-size:14px; font-weight:bold;'>Executing the task with configuration:</div>";
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msg+="<br/>";
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msg+="Operator Id: <br/>"+perforRunTaskEvent.getConfiguration().getTaskId();
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int cParam = perforRunTaskEvent.getConfiguration().getListParameters().size();
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msg+="<br/><br/>";
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if(cParam>0){
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msg+="With Input ";
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msg+=cParam>1?"Parameters:":"Parameter:";
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msg+="<br/>";
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int i = 0;
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for (TaskParameter param : perforRunTaskEvent.getConfiguration().getListParameters()) {
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msg+=++i+". Type: "+param.getType().getType() +" having "+param.getKey()+" = " +param.getValue();
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msg+="<br/>";
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}
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}
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msg+="<br/>";
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msg+="<br/>";
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msg+="<div style='font-size:14px; font-weight:bold;'>Confirm?</div>";
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final DialogConfirm confirm = new DialogConfirm(null, "Run the task?", msg);
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confirm.getYesButton().addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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try {
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performRunTask(perforRunTaskEvent.getWsItem(), perforRunTaskEvent.getConfiguration());
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confirm.hide();
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}
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catch (Exception e) {
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Window.alert(e.getMessage());
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}
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}
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});
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confirm.center();
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}
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}
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catch (Exception e) {
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Window.alert(e.getMessage());
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}
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}
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});
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eventBus.addHandler(ShowListOfTaskConfigurationsEvent.TYPE, new ShowListOfTaskConfigurationsEventHandler() {
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@Override
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public void onShowListOfTaskConfigurations(ShowListOfTaskConfigurationsEvent showListOfTaskConfigurationsEvent) {
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if(showListOfTaskConfigurationsEvent.getWsItem()!=null)
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try {
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showTaskConfigurations(showListOfTaskConfigurationsEvent.getWsItem(), selectableOperators);
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}
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catch (Exception e) {
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Window.alert(e.getMessage());
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}
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}
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});
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eventBus.addHandler(DeleteConfigurationEvent.TYPE, new DeleteConfigurationEventHandler() {
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@Override
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public void onRemoveConfiguration(final DeleteConfigurationEvent dcEvent) {
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//GWT.log("qui remove");
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if(dcEvent.getTaskConf()!=null && dcEvent.getWsItem()!=null){
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WsTaskExecutorWidget.wsTaskService.removeTaskConfiguration(dcEvent.getTaskConf(), new AsyncCallback<Boolean>() {
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@Override
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public void onFailure(Throwable caught) {
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new DialogResult(null, "Delete Error!", caught.getMessage()).center();
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}
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@Override
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public void onSuccess(Boolean result) {
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try {
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if(result){
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String msg = "Task configuration for Algorithm: "+dcEvent.getTaskConf().getTaskName() +"<br/><br/>removed correctly";
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new DialogResult(null, "Delete performed!",msg).center();
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}
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showTaskConfigurations(dcEvent.getWsItem(), selectableOperators);
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}
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catch (Exception e) {
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Window.alert(e.getMessage());
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}
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}
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});
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}
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}
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});
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eventBus.addHandler(ShowCreateTaskConfigurationDialogEvent.TYPE, new ShowCreateTaskConfigurationDialogEventHandler() {
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@Override
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public void onShowCreateConfiguration(
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ShowCreateTaskConfigurationDialogEvent event) {
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if(event.getWsItem()!=null){
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if(event.getOperation().equals(Operation.CREATE_NEW)){
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viewManager.showCreateTaskConfigurationForFolder(event.getWsItem(), null, selectableOperators);
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}else {
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viewManager.showCreateTaskConfigurationForFolder(event.getWsItem(), event.getTaskConfiguration(), selectableOperators);
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}
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}
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}
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});
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eventBus.addHandler(CreatedTaskConfigurationEvent.TYPE, new CreatedTaskConfigurationEventHandler() {
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@Override
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public void onCreatedConfiguration(
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final CreatedTaskConfigurationEvent createTCE) {
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if(createTCE.getWsItem()!=null && createTCE.getConf()!=null){
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GWT.log("Creating the configuration: "+createTCE.getConf());
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WsTaskExecutorWidget.wsTaskService.createTaskConfiguration(createTCE.getWsItem().getItemId(), createTCE.getConf(), createTCE.isUpdate(), new AsyncCallback<Boolean>() {
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@Override
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public void onFailure(Throwable caught) {
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Window.alert(caught.getMessage());
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}
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@Override
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public void onSuccess(Boolean result) {
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try {
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showTaskConfigurations(createTCE.getWsItem(), selectableOperators);
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}
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catch (Exception e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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}
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});
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}
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}
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});
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eventBus.addHandler(TaskComputationFinishedEvent.TYPE, new TaskComputationFinishedEventHandler() {
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@Override
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public void onTaskFinished(
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TaskComputationFinishedEvent taskComputationTerminatedEvent) {
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if(taskComputationTerminatedEvent.getWsItem()!=null){
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GWT.log("Task finished with status "+taskComputationTerminatedEvent.getTaskExecutionStatus()+" cancelling the polling");
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viewManager.cancelMonitor(taskComputationTerminatedEvent.getWsItem());
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if(taskComputationTerminatedEvent.getError()!=null){
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//Exception occurred server-side no output to displaying
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Window.alert(taskComputationTerminatedEvent.getError().getMessage());
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return;
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}
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//CALLING METHOD ON SYNC COMPLETED TO THE LISTENERS
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for (TaskCompletedNotificationListner listener : taskEventsListeners) {
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listener.onTaskComputationCompleted(taskComputationTerminatedEvent.getWsItem());
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}
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//RETRIEVES A VALID STATUS IF THE OUTPUT IS COMPLETED BUT IT IS CALLED ON FAILED AND CANCELLED STATUS IN ORDER TO REMOVE SERVER SIDE CACHED COMPUATION
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WsTaskExecutorWidget.wsTaskService.getOutput(taskComputationTerminatedEvent.getTaskExecutionStatus().getTaskConfiguration(), taskComputationTerminatedEvent.getTaskExecutionStatus().getTaskComputation(), new AsyncCallback<TaskOutput>() {
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@Override
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public void onFailure(Throwable caught) {
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//Window.alert(caught.getMessage());
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}
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@Override
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public void onSuccess(TaskOutput result) {
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if(result==null)
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return;
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List<String> listMessages = result.getOutputMessages();
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String outMsg = "";
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for (String msg : listMessages) {
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outMsg+="<br>"+msg;
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}
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final DialogResult dResult = new DialogResult(null, "Computation results are:", outMsg);
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dResult.center();
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}
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});
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}
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}
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});
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}
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/**
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* Perform run task.
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*
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* @param wsItem the folder
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* @param conf the conf
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* @throws Exception the exception
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*/
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public void performRunTask(final WSItem wsItem, final TaskConfiguration conf) throws Exception {
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if(wsItem==null || wsItem.getItemId()==null)
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throw new Exception("Invalid parameter workpace item or its id is null");
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if(conf==null)
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throw new Exception("Invalid parameter the configuration is null");
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final Modal box = new Modal(true);
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box.setTitle("Executing task...");
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String algName = conf.getTaskId().substring(conf.getTaskId().lastIndexOf(".")+1, conf.getTaskId().length());
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LoaderIcon loader = new LoaderIcon("Inizializing new run for: "+algName);
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box.add(loader);
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WsTaskExecutorWidget.wsTaskService.executeTheTask(conf, new AsyncCallback<TaskExecutionStatus>() {
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@Override
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public void onFailure(Throwable caught) {
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box.hide();
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new DialogResult(null, "Error on show Task Status for algorithm id:"+conf.getTaskId(), caught.getMessage()).center();
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viewManager.cancelMonitor(wsItem);
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}
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@Override
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public void onSuccess(TaskExecutionStatus result) {
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box.hide();
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viewManager.showMonitorTaskStatusFor(wsItem, result.getTaskConfiguration(), result.getTaskComputation());
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}
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});
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box.show();
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}
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/**
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* Show task configurations.
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*
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* @param wsItem the ws item
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* @throws Exception the exception
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*/
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public void showTaskConfigurations(final WSItem wsItem, SelectableOperator selectableOperators) throws Exception {
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this.selectableOperators = selectableOperators;
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if(wsItem==null || wsItem.getItemId()==null)
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throw new Exception("Invalid input parameter "+WSItem.class.getSimpleName()+". Its id or itself is null");
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final Modal box = new Modal(true);
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box.setTitle("Checking item configurations...");
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String suffix = wsItem.getItemName()!=null || !wsItem.getItemName().isEmpty()?wsItem.getItemName():wsItem.getItemId();
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LoaderIcon loader = new LoaderIcon("Checking task configurations for item: "+suffix);
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box.add(loader);
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WsTaskExecutorWidget.wsTaskService.loadItem(wsItem.getItemId(), new AsyncCallback<WSItem>() {
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@Override
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public void onFailure(Throwable caught) {
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box.hide();
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Window.alert(caught.getMessage());
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}
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@Override
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public void onSuccess(WSItem result) {
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//no hide monitor
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handleShowMonitor(result,box);
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}
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});
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box.show();
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}
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/**
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* Handle show monitor.
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*
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* @param wsItem the ws item
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*/
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private void handleShowMonitor(final WSItem wsItem, final Modal box){
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MonitorFolderTaskExecutionStatusView monitor = viewManager.getMonitor(wsItem);
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//SHOWING CURRENT ACTIVE MONITOR
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if(monitor!=null) {
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GWT.log("Monitor for workpace item: "+wsItem.getItemId() +" exists showing it..");
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viewManager.showMonitorTaskStatusFor(wsItem, monitor.getTaskConfiguration(), monitor.getTaskComputation());
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return;
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}
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// box.clear();
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// box.setTitle("Checking configurations...");
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//
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// String suffix = wsItem.getItemName()!=null || !wsItem.getItemName().isEmpty()?wsItem.getItemName():wsItem.getItemId();
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// LoaderIcon loader = new LoaderIcon("Checking task configurations for item: "+suffix);
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// box.add(loader);
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GWT.log("Performing checkItemTaskConfigurations: "+wsItem.getItemId());
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WsTaskExecutorWidget.wsTaskService.checkItemTaskConfigurations(wsItem.getItemId(), new AsyncCallback<List<TaskConfiguration>>() {
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@Override
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public void onSuccess(List<TaskConfiguration> result) {
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box.hide();
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viewManager.showTaskConfigurationsFolderInfo(wsItem, result, taskEventsListeners);
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}
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@Override
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public void onFailure(Throwable caught) {
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if(caught instanceof ItemNotConfiguredException){
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box.hide();
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viewManager.showCreateTaskConfigurationForFolder(wsItem, null, selectableOperators);
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}else if(caught instanceof WorkspaceFolderLocked){
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VerticalPanel v = new VerticalPanel();
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Alert alert = new Alert("Current Folder is locked by another proccess. Do you want see Task status?");
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alert.setClose(true);
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alert.setType(AlertType.INFO);
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Button butt = new Button("Show Status");
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butt.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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//WsThreddsWidget.eventBus.fireEvent(new ShowMonitorSyncStatusEvent(folder));
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}
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});
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v.add(alert);
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v.add(butt);
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box.add(v);
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}
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}
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});
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//box.show();
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}
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}
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