224 lines
6.3 KiB
Java
224 lines
6.3 KiB
Java
/**
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*
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*/
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package org.gcube.portlets.user.dataminermanager.client.form;
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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.portlets.user.dataminermanager.client.DataMinerManager;
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import org.gcube.portlets.user.dataminermanager.client.bean.parameters.Parameter;
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import org.gcube.portlets.user.dataminermanager.client.rpc.DataMinerPortletServiceAsync;
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import org.gcube.portlets.user.dataminermanager.client.util.UtilsGXT3;
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import org.gcube.portlets.user.dataminermanager.shared.exception.ExpiredSessionServiceException;
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import org.gcube.portlets.user.dataminermanager.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.rpc.AsyncCallback;
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import com.google.gwt.user.client.ui.HTML;
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import com.google.gwt.user.client.ui.Widget;
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import com.sencha.gxt.core.client.dom.XDOM;
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import com.sencha.gxt.core.client.util.Format;
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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.HorizontalLayoutContainer;
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import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
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import com.sencha.gxt.widget.core.client.event.SelectEvent;
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/**
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*
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* @author Giancarlo Panichi
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* email: <a 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 FileFld extends AbstractFld {
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private VerticalLayoutContainer vp;
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// FileSelector fileSelector;
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private WorkspaceExplorerSelectDialog wselectDialog;
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private TextButton selectButton, selectButton2, cancelButton;
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private ItemDescription selectedFileItem = null;
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/**
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* @param parameter
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*/
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public FileFld(Parameter parameter) {
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super(parameter);
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vp=new VerticalLayoutContainer();
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/*
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* fileSelector = new FileSelector() {
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*
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* @Override public void fireSelection(TableItemSimple fileItem) {
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* super.fireSelection(fileItem); selectedFileItem = fileItem;
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* showFieldWithSelection(); } };
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*/
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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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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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retrieveFileInformation(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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selectButton = new TextButton("Select File");
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selectButton.setIcon(DataMinerManager.resources.folderExplore());
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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.setToolTip("Select File");
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selectButton2 = new TextButton("");
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selectButton2.setIcon(DataMinerManager.resources.folderExplore());
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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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selectButton2.setToolTip("Select Another File");
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cancelButton = new TextButton("");
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cancelButton.setIcon(DataMinerManager.resources.cancel());
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cancelButton.addSelectHandler(new SelectEvent.SelectHandler() {
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@Override
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public void onSelect(SelectEvent event) {
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selectedFileItem = null;
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showNoSelectionField();
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}
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});
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showNoSelectionField();
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}
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private void retrieveFileInformation(final Item item) {
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Log.debug("Retrieved: " + item);
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final ItemDescription itemDescription = 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.getPublicLink(itemDescription,
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new AsyncCallback<String>() {
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@Override
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public void onFailure(Throwable caught) {
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Log.error("Error in retrieveFileInformation: "
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+ caught.getMessage());
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if (caught instanceof ExpiredSessionServiceException) {
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UtilsGXT3.alert("Error", "Expired Session");
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// sessionExpiredShowDelayed();
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} else {
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UtilsGXT3.alert(
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"Error",
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"Error retrieving file informations: "
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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(String result) {
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itemDescription.setPublicLink(result);
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selectedFileItem = itemDescription;
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Log.debug("SelectedFileItem: " + selectedFileItem);
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showFieldWithSelection();
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}
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});
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}
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private void showNoSelectionField() {
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vp.clear();
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vp.add(selectButton);
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vp.forceLayout();
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}
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private void showFieldWithSelection() {
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// final String fileId = selectedFileItem.getId();
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final String fileName = selectedFileItem.getName();
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vp.clear();
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HorizontalLayoutContainer hp = new HorizontalLayoutContainer();
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hp.add(new HTML("<div class='workflow-parameters-tableDescription'>"
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+ Format.ellipse(fileName, 30) + "</div>"));
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hp.add(selectButton2);
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hp.add(cancelButton);
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vp.add(hp);
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vp.forceLayout();
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}
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/**
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*
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*/
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@Override
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public boolean isValid() {
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return (selectedFileItem != null);
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}
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@Override
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public Widget getWidget() {
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return vp;
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}
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@Override
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public String getValue() {
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return (selectedFileItem == null) ? null : selectedFileItem.getPublicLink();
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}
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}
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