private int[] getSelectedRows(int[] selectedRowsNumber, Map[] selectedRowsKeys, Tab tab) {
if (selectedRowsKeys == null || selectedRowsKeys.length == 0) return new int[0];
// selectedRowsNumber is the most performant so we use it when possible
else if (selectedRowsNumber.length == selectedRowsKeys.length) return selectedRowsNumber;
else {
// find the rows from the selectedKeys
// This has a poor performance, but it covers the case when the selected
// rows are not loaded for the tab, something that can occurs if the user
// select rows and afterwards reorder the list.
try {
int[] s = new int[selectedRowsKeys.length];
List selectedKeys = Arrays.asList(selectedRowsKeys);
int end = tab.getTableModel().getTotalSize();
int x = 0;
for (int i = 0; i < end; i++) {
Map key = (Map) tab.getTableModel().getObjectAt(i);
if (selectedKeys.contains(key)) {
s[x] = i;
x++;
}
}
return s;
} catch (Exception ex) {
log.warn(XavaResources.getString("fails_selected"), ex);
throw new XavaException("fails_selected");
}
}
}
/**
* Creates an instance of a ControlExample embedded inside the supplied parent Composite.
*
* @param parent the container of the example
*/
public ControlExample(Composite parent) {
initResources();
tabFolder = new TabFolder(parent, SWT.NONE);
tabs = createTabs();
for (Tab tab : tabs) {
TabItem item = new TabItem(tabFolder, SWT.NONE);
item.setText(tab.getTabText());
item.setControl(tab.createTabFolderPage(tabFolder));
item.setData(tab);
}
/* Workaround: if the tab folder is wider than the screen,
* Mac platforms clip instead of somehow scrolling the tab items.
* We try to recover some width by using shorter tab names. */
Point size = parent.computeSize(SWT.DEFAULT, SWT.DEFAULT);
Rectangle monitorArea = parent.getMonitor().getClientArea();
boolean isMac = SWT.getPlatform().equals("cocoa");
if (size.x > monitorArea.width && isMac) {
TabItem[] tabItems = tabFolder.getItems();
for (int i = 0; i < tabItems.length; i++) {
tabItems[i].setText(tabs[i].getShortTabText());
}
}
startup = false;
}
private TableModel getTableModel(
HttpServletRequest request,
Tab tab,
int[] selectedRows,
boolean labelAsHeader,
boolean format,
Integer columnCountLimit)
throws Exception {
TableModel data = null;
if (selectedRows != null && selectedRows.length > 0) {
data = new SelectedRowsXTableModel(tab.getTableModel(), selectedRows);
} else {
data = tab.getAllDataTableModel();
}
return new TableModelDecorator(
request,
data,
tab.getMetaProperties(),
Locales.getCurrent(),
labelAsHeader,
format,
columnCountLimit);
}
private Object getTotal(HttpServletRequest request, Tab tab, String totalProperty) {
Object total = tab.getTotal(totalProperty);
return WebEditors.format(
request, tab.getMetaProperty(totalProperty), total, new Messages(), null, true);
}
private String getFileName(Tab tab) {
String now = new SimpleDateFormat("yyyyMMdd_HHmm").format(new Date());
return tab.getTitle() + " " + now;
}
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
Locales.setCurrent(request);
if (Users.getCurrent() == null) { // for a bug in websphere portal 5.1 with Domino LDAP
Users.setCurrent((String) request.getSession().getAttribute("xava.user"));
}
request.getParameter("application"); // for a bug in websphere 5.1
request.getParameter("module"); // for a bug in websphere 5.1
Tab tab = (Tab) request.getSession().getAttribute("xava_reportTab");
int[] selectedRowsNumber =
(int[]) request.getSession().getAttribute("xava_selectedRowsReportTab");
Map[] selectedKeys = (Map[]) request.getSession().getAttribute("xava_selectedKeysReportTab");
int[] selectedRows = getSelectedRows(selectedRowsNumber, selectedKeys, tab);
request.getSession().removeAttribute("xava_selectedRowsReportTab");
Integer columnCountLimit =
(Integer) request.getSession().getAttribute("xava_columnCountLimitReportTab");
request.getSession().removeAttribute("xava_columnCountLimitReportTab");
setDefaultSchema(request);
String user = (String) request.getSession().getAttribute("xava_user");
request.getSession().removeAttribute("xava_user");
Users.setCurrent(user);
String uri = request.getRequestURI();
if (uri.endsWith(".pdf")) {
InputStream is;
JRDataSource ds;
Map parameters = new HashMap();
synchronized (tab) {
tab.setRequest(request);
parameters.put("Title", tab.getTitle());
parameters.put("Organization", getOrganization());
parameters.put("Date", getCurrentDate());
for (String totalProperty : tab.getTotalPropertiesNames()) {
parameters.put(totalProperty + "__TOTAL__", getTotal(request, tab, totalProperty));
}
TableModel tableModel = getTableModel(request, tab, selectedRows, false, true, null);
tableModel.getValueAt(0, 0);
if (tableModel.getRowCount() == 0) {
generateNoRowsPage(response);
return;
}
is = getReport(request, response, tab, tableModel, columnCountLimit);
ds = new JRTableModelDataSource(tableModel);
}
JasperPrint jprint = JasperFillManager.fillReport(is, parameters, ds);
response.setContentType("application/pdf");
response.setHeader(
"Content-Disposition", "inline; filename=\"" + getFileName(tab) + ".pdf\"");
JasperExportManager.exportReportToPdfStream(jprint, response.getOutputStream());
} else if (uri.endsWith(".csv")) {
String csvEncoding = XavaPreferences.getInstance().getCSVEncoding();
if (!Is.emptyString(csvEncoding)) {
response.setCharacterEncoding(csvEncoding);
}
response.setContentType("text/x-csv");
response.setHeader(
"Content-Disposition", "inline; filename=\"" + getFileName(tab) + ".csv\"");
synchronized (tab) {
tab.setRequest(request);
response
.getWriter()
.print(
TableModels.toCSV(
getTableModel(request, tab, selectedRows, true, false, columnCountLimit)));
}
} else {
throw new ServletException(
XavaResources.getString("report_type_not_supported", "", ".pdf .csv"));
}
} catch (Exception ex) {
log.error(ex.getMessage(), ex);
throw new ServletException(XavaResources.getString("report_error"));
} finally {
request.getSession().removeAttribute("xava_reportTab");
}
}