Изменение свойств PPT на Java

Presentation presentation = new Presentation("Presentation.ppt");
try {
    IDocumentProperties documentProperties = presentation.getDocumentProperties();

    documentProperties.setAuthor("Aspose.Slides for Java");
    documentProperties.setTitle("Modifying Presentation Properties");
    documentProperties.setSubject("Aspose Subject");
    documentProperties.setComments("Aspose Description");
    documentProperties.setManager("Aspose Manager");

    presentation.save("DocProps.ppt", SaveFormat.Ppt);
} finally {
    presentation.dispose();
}

Presentation presentation = new Presentation();
try {
    IDocumentProperties documentProperties = presentation.getDocumentProperties();

    documentProperties.set_Item("New Custom", 12);
    documentProperties.set_Item("My Name", "Aspose Metadata Editor");
    documentProperties.set_Item("Custom", 124);

    String customPropertyName = documentProperties.getCustomPropertyName(2);
    documentProperties.removeCustomProperty(customPropertyName);

    presentation.save("CustomDemo.ppt", SaveFormat.Ppt);
} finally {
    presentation.dispose();
}