269 lines
9.2 KiB
Java
269 lines
9.2 KiB
Java
/**
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*
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*/
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package org.gcube.portlets.user.td.sdmxexportwidget.client.template;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
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import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTSessionExpiredException;
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import org.gcube.portlets.user.td.gwtservice.shared.template.TemplateData;
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import org.gcube.portlets.user.td.sdmxexportwidget.client.properties.TemplateDataProperties;
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import org.gcube.portlets.user.td.widgetcommonevent.client.event.SessionExpiredEvent;
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import org.gcube.portlets.user.td.widgetcommonevent.client.type.SessionExpiredType;
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import org.gcube.portlets.user.td.wizardwidget.client.WizardCard;
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import org.gcube.portlets.user.td.wizardwidget.client.dataresource.ResourceBundle;
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import com.allen_sauer.gwt.log.client.Log;
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import com.google.gwt.cell.client.DateCell;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.core.client.Scheduler;
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import com.google.gwt.core.client.Scheduler.ScheduledCommand;
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import com.google.gwt.event.dom.client.KeyUpEvent;
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import com.google.gwt.event.dom.client.KeyUpHandler;
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import com.google.gwt.event.logical.shared.HasSelectionHandlers;
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import com.google.gwt.event.logical.shared.SelectionHandler;
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import com.google.gwt.event.shared.HandlerRegistration;
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import com.google.gwt.i18n.client.DateTimeFormat;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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import com.sencha.gxt.core.client.IdentityValueProvider;
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import com.sencha.gxt.core.client.Style.SelectionMode;
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import com.sencha.gxt.data.client.loader.RpcProxy;
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import com.sencha.gxt.data.shared.ListStore;
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import com.sencha.gxt.data.shared.ModelKeyProvider;
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import com.sencha.gxt.data.shared.Store;
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import com.sencha.gxt.data.shared.Store.StoreFilter;
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import com.sencha.gxt.data.shared.loader.ListLoadConfig;
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import com.sencha.gxt.data.shared.loader.ListLoadResult;
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import com.sencha.gxt.data.shared.loader.ListLoadResultBean;
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import com.sencha.gxt.data.shared.loader.ListLoader;
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import com.sencha.gxt.data.shared.loader.LoadResultListStoreBinding;
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import com.sencha.gxt.widget.core.client.ContentPanel;
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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.VerticalLayoutContainer;
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import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
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import com.sencha.gxt.widget.core.client.event.SelectEvent;
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import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
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import com.sencha.gxt.widget.core.client.form.TextField;
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import com.sencha.gxt.widget.core.client.grid.CheckBoxSelectionModel;
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import com.sencha.gxt.widget.core.client.grid.ColumnConfig;
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import com.sencha.gxt.widget.core.client.grid.ColumnModel;
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import com.sencha.gxt.widget.core.client.grid.Grid;
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import com.sencha.gxt.widget.core.client.toolbar.LabelToolItem;
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import com.sencha.gxt.widget.core.client.toolbar.ToolBar;
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/**
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*
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* @author Giancarlo Panichi
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*
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*
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*/
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public class SDMXTmplateExportTemplateSelectionPanel extends ContentPanel
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implements HasSelectionHandlers<TemplateData> {
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private static final DateTimeFormat sdf = DateTimeFormat
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.getFormat("yyyy-MM-dd HH:mm");
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private Grid<TemplateData> grid;
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private ResourceBundle res;
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private WizardCard parent;
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public SDMXTmplateExportTemplateSelectionPanel(WizardCard parent,
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ResourceBundle res) {
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this.parent = parent;
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this.res = res;
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setHeaderVisible(false);
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create();
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}
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protected void create() {
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ToolBar toolBar = new ToolBar();
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toolBar.add(new LabelToolItem("Search: "));
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final TextField searchField = new TextField();
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toolBar.add(searchField);
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TextButton btnReload = new TextButton();
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// btnReload.setText("Reload");
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btnReload.setIcon(res.refresh16());
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btnReload.setToolTip("Reload");
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toolBar.add(btnReload);
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IdentityValueProvider<TemplateData> identity = new IdentityValueProvider<TemplateData>();
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final CheckBoxSelectionModel<TemplateData> sm = new CheckBoxSelectionModel<TemplateData>(
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identity);
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TemplateDataProperties properties = GWT
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.create(TemplateDataProperties.class);
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ColumnConfig<TemplateData, String> nameColumn = new ColumnConfig<TemplateData, String>(
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properties.name(), 50, "Name");
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ColumnConfig<TemplateData, String> categoryColumn = new ColumnConfig<TemplateData, String>(
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properties.category(), 50, "Category");
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ColumnConfig<TemplateData, String> ownerLoginColumn = new ColumnConfig<TemplateData, String>(
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properties.ownerLogin(), 50, "Owner");
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ColumnConfig<TemplateData, String> agencyColumn = new ColumnConfig<TemplateData, String>(
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properties.agency(), 50, "Agency");
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ColumnConfig<TemplateData, String> descriptionColumn = new ColumnConfig<TemplateData, String>(
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properties.description(), 50, "Description");
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ColumnConfig<TemplateData, Date> creationDateColumn = new ColumnConfig<TemplateData, Date>(
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properties.creationDate(), 50, "Creation Date");
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creationDateColumn.setCell(new DateCell(sdf));
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List<ColumnConfig<TemplateData, ?>> l = new ArrayList<ColumnConfig<TemplateData, ?>>();
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l.add(nameColumn);
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l.add(categoryColumn);
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l.add(ownerLoginColumn);
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l.add(agencyColumn);
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l.add(descriptionColumn);
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l.add(creationDateColumn);
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ColumnModel<TemplateData> cm = new ColumnModel<TemplateData>(l);
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final ExtendedListStore<TemplateData> store = new ExtendedListStore<TemplateData>(
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properties.id());
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searchField.addKeyUpHandler(new KeyUpHandler() {
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public void onKeyUp(KeyUpEvent event) {
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Log.trace("searchTerm: " + searchField.getCurrentValue());
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store.applyFilters();
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}
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});
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store.addFilter(new StoreFilter<TemplateData>() {
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public boolean select(Store<TemplateData> store,
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TemplateData parent, TemplateData item) {
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String searchTerm = searchField.getCurrentValue();
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if (searchTerm == null)
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return true;
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return SDMXTmplateExportTemplateSelectionPanel.this.select(
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item, searchTerm);
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}
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});
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store.setEnableFilters(true);
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RpcProxy<ListLoadConfig, ListLoadResult<TemplateData>> proxy = new RpcProxy<ListLoadConfig, ListLoadResult<TemplateData>>() {
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public void load(ListLoadConfig loadConfig,
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final AsyncCallback<ListLoadResult<TemplateData>> callback) {
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loadData(loadConfig, callback);
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}
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};
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final ListLoader<ListLoadConfig, ListLoadResult<TemplateData>> loader = new ListLoader<ListLoadConfig, ListLoadResult<TemplateData>>(
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proxy);
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loader.setRemoteSort(false);
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loader.addLoadHandler(new LoadResultListStoreBinding<ListLoadConfig, TemplateData, ListLoadResult<TemplateData>>(
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store));
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grid = new Grid<TemplateData>(store, cm) {
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protected void onAfterFirstAttach() {
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super.onAfterFirstAttach();
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Scheduler.get().scheduleDeferred(new ScheduledCommand() {
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public void execute() {
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loader.load();
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}
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});
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}
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};
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sm.setSelectionMode(SelectionMode.SINGLE);
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grid.setLoader(loader);
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grid.setSelectionModel(sm);
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grid.getView().setAutoExpandColumn(nameColumn);
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grid.getView().setStripeRows(true);
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grid.getView().setColumnLines(true);
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grid.getView().setAutoFill(true);
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grid.setBorders(false);
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grid.setLoadMask(true);
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grid.setColumnReordering(true);
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SelectHandler sh = new SelectHandler() {
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public void onSelect(SelectEvent event) {
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loader.load();
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}
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};
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btnReload.addSelectHandler(sh);
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VerticalLayoutContainer con = new VerticalLayoutContainer();
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con.add(toolBar, new VerticalLayoutData(1, -1));
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con.add(grid, new VerticalLayoutData(1, 1));
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setWidget(con);
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}
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protected boolean select(TemplateData item, String searchTerm) {
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if (item.getName() != null
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&& item.getName().toLowerCase()
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.contains(searchTerm.toLowerCase()))
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return true;
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if (item.getCategory() != null
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&& item.getCategory().toLowerCase()
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.contains(searchTerm.toLowerCase()))
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return true;
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if (item.getOwnerLogin() != null
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&& item.getOwnerLogin().toLowerCase()
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.contains(searchTerm.toLowerCase()))
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return true;
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if (item.getDescription() != null
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&& item.getDescription().toLowerCase()
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.contains(searchTerm.toLowerCase()))
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return true;
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return false;
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}
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protected void loadData(ListLoadConfig loadConfig,
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final AsyncCallback<ListLoadResult<TemplateData>> callback) {
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TDGWTServiceAsync.INSTANCE
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.getTemplatesForDSDExport(new AsyncCallback<ArrayList<TemplateData>>() {
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public void onFailure(Throwable caught) {
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if (caught instanceof TDGWTSessionExpiredException) {
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parent.getEventBus()
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.fireEvent(
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new SessionExpiredEvent(
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SessionExpiredType.EXPIREDONSERVER));
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} else {
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Log.error("No templates retrieved");
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}
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callback.onFailure(caught);
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}
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public void onSuccess(ArrayList<TemplateData> result) {
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Log.trace("loaded " + result.size() + " templates");
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callback.onSuccess(new ListLoadResultBean<TemplateData>(
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result));
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}
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});
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}
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public HandlerRegistration addSelectionHandler(
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SelectionHandler<TemplateData> handler) {
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return grid.getSelectionModel().addSelectionHandler(handler);
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}
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public TemplateData getSelectedItem() {
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return grid.getSelectionModel().getSelectedItem();
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}
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protected class ExtendedListStore<M> extends ListStore<M> {
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public ExtendedListStore(ModelKeyProvider<? super M> keyProvider) {
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super(keyProvider);
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}
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public void applyFilters() {
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super.applyFilters();
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}
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}
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}
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