สร้างแบบฟอร์ม PDF ผ่าน Java

// Open document
Document pdfDocument = new Document(_dataDir + "TextField.pdf");
Page page = pdfDocument.getPages().get_Item(1);
// Create a field
TextBoxField textBoxField = new TextBoxField(
    page, 
    new Rectangle(100, 200, 300, 300));
textBoxField.setPartialName("textbox1");
textBoxField.setValue("Text Box");

// TextBoxField.Border = new Border(
Border border = new Border(textBoxField);
border.setWidth(5);
border.setDash(new Dash(1, 1));
textBoxField.setBorder(border);

textBoxField.setColor(Color.getGreen());

// Add field to the document
pdfDocument.getForm().add(textBoxField, 1);

// Save modified PDF
pdfDocument.save(_dataDir + "TextBox_out.pdf");