432 lines
12 KiB
Java
432 lines
12 KiB
Java
package org.gcube.portlets.widgets.dataminermanagerwidget.client.parametersfield;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import org.gcube.data.analysis.dataminermanagercl.shared.data.TableItemSimple;
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import org.gcube.data.analysis.dataminermanagercl.shared.parameters.TabularParameter;
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import org.gcube.portlets.widgets.dataminermanagerwidget.client.DataMinerManagerPanel;
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import org.gcube.portlets.widgets.dataminermanagerwidget.client.common.EventBusProvider;
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import org.gcube.portlets.widgets.dataminermanagerwidget.client.events.SessionExpiredEvent;
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import org.gcube.portlets.widgets.dataminermanagerwidget.client.events.TabularResourceInfoEvent;
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import org.gcube.portlets.widgets.dataminermanagerwidget.client.events.TabularResourceInfoRequestEvent;
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import org.gcube.portlets.widgets.dataminermanagerwidget.client.rpc.DataMinerPortletServiceAsync;
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import org.gcube.portlets.widgets.dataminermanagerwidget.client.tr.TabularResourceData;
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import org.gcube.portlets.widgets.dataminermanagerwidget.client.util.UtilsGXT3;
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import org.gcube.portlets.widgets.dataminermanagerwidget.shared.exception.SessionExpiredServiceException;
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import org.gcube.portlets.widgets.dataminermanagerwidget.shared.workspace.ItemDescription;
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import org.gcube.portlets.widgets.wsexplorer.client.notification.WorkspaceExplorerSelectNotification.WorskpaceExplorerSelectNotificationListener;
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import org.gcube.portlets.widgets.wsexplorer.client.select.WorkspaceExplorerSelectDialog;
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import org.gcube.portlets.widgets.wsexplorer.shared.Item;
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import org.gcube.portlets.widgets.wsexplorer.shared.ItemType;
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import com.allen_sauer.gwt.log.client.Log;
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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.sencha.gxt.core.client.dom.XDOM;
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import com.sencha.gxt.core.client.util.Margins;
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import com.sencha.gxt.widget.core.client.button.TextButton;
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import com.sencha.gxt.widget.core.client.container.HBoxLayoutContainer;
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import com.sencha.gxt.widget.core.client.event.SelectEvent;
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import com.sencha.gxt.widget.core.client.form.TextField;
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/**
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*
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* @author Giancarlo Panichi email: <a
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* href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
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*
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*/
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public class TabItem extends HBoxLayoutContainer {
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private TabularListFld parent;
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private TableItemSimple selectedTableItem;
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private TextButton addBtn;
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private TextButton removeBtn;
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private TextButton selectButton;
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private TextButton selectButton2;
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private TextButton selectTRButton;
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private TextButton selectTRButton2;
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private TextButton downloadButton;
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private TextField tableDescription;
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private WorkspaceExplorerSelectDialog wselectDialog;
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private ItemDescription itemDescriptionSelected;
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private TabularResourceData tabularResourceData;
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private boolean created = false;
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private boolean first = true;
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/**
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*
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* @param tabularListFld
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* @param tabularParameter
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* @param first
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*/
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public TabItem(TabularListFld parent, TabularParameter tabularParameter,
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boolean first) {
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super();
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this.parent = parent;
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this.first = first;
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Log.debug("TabItem");
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retrieveInfo();
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}
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private void retrieveInfo() {
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bind();
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retrieveTabularResourceInfo();
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}
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private void bind() {
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EventBusProvider.INSTANCE.addHandler(TabularResourceInfoEvent.TYPE,
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new TabularResourceInfoEvent.TabularResourceInfoEventHandler() {
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@Override
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public void onInfoReceived(TabularResourceInfoEvent event) {
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Log.debug("Catch TabularResourceInfoEvent");
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tabularResourceData = event.getTabularResourceData();
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if (!created) {
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created = true;
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initDialog();
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create();
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}
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}
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});
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}
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private void retrieveTabularResourceInfo() {
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TabularResourceInfoRequestEvent event = new TabularResourceInfoRequestEvent();
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EventBusProvider.INSTANCE.fireEvent(event);
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}
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private void create() {
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tableDescription = new TextField();
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tableDescription.setReadOnly(true);
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tableDescription.setVisible(false);
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selectTRButton = new TextButton("Use Tabular Resource");
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selectTRButton.addSelectHandler(new SelectEvent.SelectHandler() {
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@Override
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public void onSelect(SelectEvent event) {
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useTabularResource();
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}
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});
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selectTRButton.setIcon(DataMinerManagerPanel.resources
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.tabularResource());
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selectTRButton.setToolTip("Use Tabular Resource");
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selectTRButton2 = new TextButton("");
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selectTRButton2.addSelectHandler(new SelectEvent.SelectHandler() {
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@Override
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public void onSelect(SelectEvent event) {
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useTabularResource();
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}
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});
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selectTRButton2.setIcon(DataMinerManagerPanel.resources
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.tabularResource());
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selectTRButton2.setToolTip("Use Tabular Resource");
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selectButton = new TextButton("Select Data Set");
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selectButton.addSelectHandler(new SelectEvent.SelectHandler() {
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@Override
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public void onSelect(SelectEvent event) {
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wselectDialog.show();
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}
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});
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selectButton.setIcon(DataMinerManagerPanel.resources.folderExplore());
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selectButton.setToolTip("Select Data Set");
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selectButton2 = new TextButton("");
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selectButton2.setIcon(DataMinerManagerPanel.resources.folderExplore());
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selectButton2.setToolTip("Select Another Data Set");
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selectButton2.addSelectHandler(new SelectEvent.SelectHandler() {
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@Override
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public void onSelect(SelectEvent event) {
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wselectDialog.show();
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}
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});
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downloadButton = new TextButton("");
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downloadButton.setIcon(DataMinerManagerPanel.resources.download());
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downloadButton.addSelectHandler(new SelectEvent.SelectHandler() {
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@Override
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public void onSelect(SelectEvent event) {
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downloadFile();
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}
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});
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downloadButton.setToolTip("Download Data Set");
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addBtn = new TextButton("");
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addBtn.setIcon(DataMinerManagerPanel.resources.add());
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addBtn.addSelectHandler(new SelectEvent.SelectHandler() {
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@Override
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public void onSelect(SelectEvent event) {
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parent.addField(TabItem.this);
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}
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});
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removeBtn = new TextButton("");
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removeBtn.setIcon(DataMinerManagerPanel.resources.cancel());
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removeBtn.addSelectHandler(new SelectEvent.SelectHandler() {
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@Override
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public void onSelect(SelectEvent event) {
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selectedTableItem = null;
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parent.removeField(TabItem.this);
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}
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});
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setPack(BoxLayoutPack.START);
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setEnableOverflow(false);
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add(tableDescription, new BoxLayoutData(new Margins()));
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add(selectTRButton, new BoxLayoutData(new Margins()));
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add(selectTRButton2, new BoxLayoutData(new Margins()));
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add(selectButton, new BoxLayoutData(new Margins()));
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add(selectButton2, new BoxLayoutData(new Margins()));
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add(downloadButton, new BoxLayoutData(new Margins()));
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add(addBtn, new BoxLayoutData(new Margins()));
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add(removeBtn, new BoxLayoutData(new Margins()));
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selectTRButton2.setVisible(false);
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selectButton2.setVisible(false);
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downloadButton.setVisible(false);
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removeBtn.setVisible(!first);
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forceLayout();
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}
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private void initDialog() {
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List<ItemType> selectableTypes = new ArrayList<ItemType>();
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selectableTypes.add(ItemType.EXTERNAL_FILE);
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List<ItemType> showableTypes = new ArrayList<ItemType>();
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showableTypes.addAll(Arrays.asList(ItemType.values()));
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/*
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* "application/zip", "application/x-zip",
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* "application/x-zip-compressed", "application/octet-stream",
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* "application/x-compress", "application/x-compressed",
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* "multipart/x-zip"
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*/
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// List<String> allowedMimeTypes =
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// Arrays.asList("text/csv","text/plain","text/plain; charset=ISO-8859-1");
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/**
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* "zip"
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*/
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/*
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* List<String> allowedFileExtensions = Arrays.asList("csv");
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*
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* FilterCriteria filterCriteria = new FilterCriteria(allowedMimeTypes,
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* allowedFileExtensions, new HashMap<String, String>());
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*/
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wselectDialog = new WorkspaceExplorerSelectDialog("Select CSV", false);
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// filterCriteria, selectableTypes);
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WorskpaceExplorerSelectNotificationListener handler = new WorskpaceExplorerSelectNotificationListener() {
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@Override
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public void onSelectedItem(Item item) {
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if (item.isFolder() || item.isRoot()) {
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UtilsGXT3.info("Attention", "Select a valid csv!");
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} else {
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TabItem.this.retrieveTableInformation(item);
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}
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}
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@Override
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public void onFailed(Throwable throwable) {
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Log.error("Error in create project: "
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+ throwable.getLocalizedMessage());
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UtilsGXT3.alert("Error", throwable.getLocalizedMessage());
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throwable.printStackTrace();
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}
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@Override
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public void onAborted() {
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}
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@Override
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public void onNotValidSelection() {
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UtilsGXT3.info("Attention", "Select a valid csv!");
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}
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};
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wselectDialog.addWorkspaceExplorerSelectNotificationListener(handler);
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wselectDialog.setZIndex(XDOM.getTopZIndex());
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}
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private void retrieveTableInformation(Item item) {
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Log.debug("Retrieved: " + item);
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itemDescriptionSelected = new ItemDescription(item.getId(),
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item.getName(), item.getOwner(), item.getPath(), item.getType()
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.name());
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DataMinerPortletServiceAsync.INSTANCE.retrieveTableInformation(item,
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new AsyncCallback<TableItemSimple>() {
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@Override
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public void onFailure(Throwable caught) {
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Log.error("Error in retrieveTableInformation "
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+ caught.getMessage());
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if (caught instanceof SessionExpiredServiceException) {
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UtilsGXT3.alert("Error", "Expired Session");
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} else {
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UtilsGXT3.alert("Error",
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"Error retrieving table information: "
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+ caught.getLocalizedMessage());
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}
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}
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@Override
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public void onSuccess(TableItemSimple result) {
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Log.debug("Retrieved: " + result);
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selectedTableItem = result;
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showFieldWithFileSelection();
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}
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});
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}
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private void downloadFile() {
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if (itemDescriptionSelected != null) {
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DataMinerPortletServiceAsync.INSTANCE.getPublicLink(
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itemDescriptionSelected, new AsyncCallback<String>() {
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@Override
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public void onFailure(Throwable caught) {
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if (caught instanceof SessionExpiredServiceException) {
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EventBusProvider.INSTANCE
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.fireEvent(new SessionExpiredEvent());
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} else {
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Log.error("Error downloading table: "
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+ caught.getLocalizedMessage());
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UtilsGXT3.alert("Error",
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caught.getLocalizedMessage());
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}
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caught.printStackTrace();
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}
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@Override
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public void onSuccess(String link) {
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Log.debug("Retrieved link: " + link);
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Window.open(link,
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itemDescriptionSelected.getName(), "");
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}
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});
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} else {
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UtilsGXT3.info("Attention", "Select a Table!");
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}
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}
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private void useTabularResource() {
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Log.debug("TabularResourceData: " + tabularResourceData);
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selectedTableItem = new TableItemSimple(
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tabularResourceData.getTabularResourceId(),
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tabularResourceData.getName(),
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tabularResourceData.getDescription(),
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tabularResourceData.getType());
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selectedTableItem.setColumns(tabularResourceData.getColumns());
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showFieldWithTRSelection();
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}
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/**
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*
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*/
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private void showFieldWithTRSelection() {
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try {
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String tableName = selectedTableItem.getName();
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if (tableName == null || tableName.isEmpty()) {
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tableName = "NoName";
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}
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tableDescription.setValue(tableName);
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tableDescription.setVisible(true);
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selectTRButton.setVisible(false);
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selectTRButton2.setVisible(false);
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selectButton.setVisible(false);
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selectButton2.setVisible(true);
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downloadButton.setVisible(false);
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parent.forceLayout();
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} catch (Throwable e) {
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Log.error(e.getLocalizedMessage());
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e.printStackTrace();
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}
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}
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private void showFieldWithFileSelection() {
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try {
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String tableName = selectedTableItem.getName();
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if (tableName == null || tableName.isEmpty()) {
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tableName = "NoName";
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}
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tableDescription.setValue(tableName);
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tableDescription.setVisible(true);
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selectTRButton.setVisible(false);
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selectTRButton2.setVisible(true);
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selectButton.setVisible(false);
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selectButton2.setVisible(true);
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downloadButton.setVisible(true);
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parent.forceLayout();
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} catch (Throwable e) {
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Log.error(e.getLocalizedMessage());
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e.printStackTrace();
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}
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}
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public void showCancelButton() {
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removeBtn.setVisible(true);
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}
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public void hideCancelButton() {
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removeBtn.setVisible(false);
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}
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public String getValue() {
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return (selectedTableItem == null) ? null : selectedTableItem.getId();
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}
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public boolean isValid() {
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return (selectedTableItem != null);
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}
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} |