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[英]No enum constant org.primefaces.extensions.component.exporter.DefaultExporterFactory.ExporterType.CSV
[英]Work at Primefaces Extensions Custom Exporter
我的網頁上有一些dataTables,我想全部導出到excel文件,例如網頁圖片:
我想導出頁中顯示的頁腳。 我嘗試使用具有boolean屬性的render和exportable,但是沒有辦法。 這種行為的原因可能是什么?
我使用customExport,執行鏈接到“自定義導出器的步驟”上的步驟調試代碼時,我看到在文檔導出器上創建頁腳的模式,該模式不包含可導出標簽(isExportable())。 在類ExcelCustomExporter的方法“ tableColumnGroup(Sheet sheet,DataTable table,String facetType){”中,我需要添加一個if:“ if(column.isExportable()){”以創建一個單元格並為其添加值,如果以相同的方式在for(i ++)方法中使用來增加變量,則使用另一種方法; 只有if是true時,我才能創建單元格,添加值並增加變量i。
參見下面修改的代碼:
protected void tableColumnGroup(Sheet sheet, DataTable table, String facetType) {
ColumnGroup cg = table.getColumnGroup(facetType);
List<UIComponent> headerComponentList = null;
if (cg != null) {
headerComponentList = cg.getChildren();
}
if (headerComponentList != null) {
for (UIComponent component : headerComponentList) {
if (component instanceof org.primefaces.component.row.Row) {
org.primefaces.component.row.Row row = (org.primefaces.component.row.Row) component;
int sheetRowIndex = sheet.getLastRowNum() + 1;
Row xlRow = sheet.createRow(sheetRowIndex);
int i = 0;
for (UIComponent rowComponent : row.getChildren()) {
UIColumn column = (UIColumn) rowComponent;
String value = null;
if (facetType.equalsIgnoreCase("header")) {
value = column.getHeaderText();
} else {
value = column.getFooterText();
}
int rowSpan = column.getRowspan();
int colSpan = column.getColspan();
Cell cell = xlRow.getCell(i);
if (rowSpan > 1 || colSpan > 1) {
if (rowSpan > 1) {
cell = xlRow.createCell((short) i);
Boolean rowSpanFlag = false;
for (int j = 0; j < sheet.getNumMergedRegions(); j++) {
CellRangeAddress merged = sheet.getMergedRegion(j);
if (merged.isInRange(sheetRowIndex, i)) {
rowSpanFlag = true;
}
}
if (!rowSpanFlag) {
cell.setCellValue(value);
cell.setCellStyle(facetStyle);
sheet.addMergedRegion(new CellRangeAddress(
sheetRowIndex, //first row (0-based)
sheetRowIndex + (rowSpan - 1), //last row (0-based)
i, //first column (0-based)
i //last column (0-based)
));
}
}
if (colSpan > 1) {
cell = xlRow.createCell((short) i);
for (int j = 0; j < sheet.getNumMergedRegions(); j++) {
CellRangeAddress merged = sheet.getMergedRegion(j);
if (merged.isInRange(sheetRowIndex, i)) {
cell = xlRow.createCell((short) ++i);
}
}
cell.setCellValue(value);
cell.setCellStyle(facetStyle);
sheet.addMergedRegion(new CellRangeAddress(
sheetRowIndex, //first row (0-based)
sheetRowIndex, //last row (0-based)
i, //first column (0-based)
i + (colSpan - 1) //last column (0-based)
));
i = i + colSpan - 1;
}
} else {
//TODO TRATAR E VERIRIFICAR SE O VALUE PODE SER EXIBIDO
if (column.isExportable()) {
cell = xlRow.createCell((short) i);
for (int j = 0; j < sheet.getNumMergedRegions(); j++) {
CellRangeAddress merged = sheet.getMergedRegion(j);
if (merged.isInRange(sheetRowIndex, i)) {
cell = xlRow.createCell((short) ++i);
}
}
cell.setCellValue(value);
cell.setCellStyle(facetStyle);
}
}
if (column.isExportable()) {
i++;
}
}
}
}
}
暫存,但JAN到MAY:
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