Επεξεργασία XLSX στο Java

// Load the XLSX file into Editor with the optional SpreadsheetLoadOptions
Editor editor = new Editor("source.xlsx", new SpreadsheetLoadOptions());

// Create and adjust the edit options
SpreadsheetEditOptions editOptions = new SpreadsheetEditOptions();
editOptions.setWorksheetIndex(1);//select a tab (worksheet) to edit

// Open input XLSX document for edit — obtain an intermediate document, that can be edited
EditableDocument beforeEdit = editor.edit(editOptions);

// Grab XLSX document content and associated resources from editable document
string content = beforeEdit.getContent();

// Send the content to WYSIWYG-editor, edit it there, and send edited content back to the server-side
// This step simulates a such operation
string updatedContent = content.replace("Cell Text", "Edited Cell Text");

// Grab edited content and resources from WYSIWYG-editor and create a new EditableDocument instance from it
EditableDocument afterEdit = EditableDocument.fromMarkup(updatedContent, null);

// Create a save options and select a desired output format
SpreadsheetSaveOptions saveOptions = new SpreadsheetSaveOptions(SpreadsheetFormats.Xlsx);

// Save edited XLSX document to the file
editor.save(afterEdit, "edited.xlsx", saveOptions);