Editeu DOTX a Java

// Load the DOTX file into Editor with the optional WordProcessingLoadOptions
Editor editor = new Editor("source.dotx", new WordProcessingLoadOptions());

// Create and adjust the edit options
WordProcessingEditOptions editOptions = new WordProcessingEditOptions();

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

// Grab DOTX 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("Subtitle", "Edited subtitle");

// 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
WordProcessingSaveOptions saveOptions = new WordProcessingSaveOptions(WordProcessingFormats.Dotx);

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