public void manipulatePdf(String src, String dest) throws DocumentException, IOException {
PdfReader reader = new PdfReader(src);
PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(dest));
AcroFields fields = stamper.getAcroFields();
fields.setGenerateAppearances(true);
/**
* This method is used instead 'BaseFont createFont(String name, String encoding, boolean
* embedded)' in order to avoid the font cashing. The cashed font could be mistakenly used in
* another tests. This could cause a test failure on some platforms.
*/
BaseFont bf =
BaseFont.createFont(FONT, BaseFont.IDENTITY_H, BaseFont.EMBEDDED, false, null, null, false);
fields.setFieldProperty("test", "textfont", bf, null);
fields.setField("test", VALUE);
fields.setFieldProperty("test2", "textfont", bf, null);
fields.setField("test2", VALUE);
stamper.close();
}
public static void fillPdfForm(PdfStamper stamper, Map<String, String> pdfStamps)
throws Exception {
AcroFields form = stamper.getAcroFields();
Iterator<Entry<String, String>> it = pdfStamps.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<String, String> pairs = (Map.Entry<String, String>) it.next();
form.setField(pairs.getKey(), pairs.getValue());
it.remove(); // avoids a ConcurrentModificationException
}
}
public static void main(String args[]) {
String jsonFilename = args[0];
String inputFilename = args[1];
String outputFilename = args[2];
try {
BufferedReader jsonReader = new BufferedReader(new FileReader(jsonFilename));
FileOutputStream outputStream = new FileOutputStream(outputFilename);
PdfReader reader = new PdfReader(inputFilename);
PdfStamper stamper = new PdfStamper(reader, outputStream);
StringBuffer jsonData = new StringBuffer();
String currentLine;
// Read in all the JSON data
while ((currentLine = jsonReader.readLine()) != null) {
jsonData.append(currentLine);
}
// Convert JSON string into an accessible JSON object
JSONObject jsonObj = new JSONObject(jsonData.toString());
Iterator fieldIterator = jsonObj.keys();
AcroFields fields = stamper.getAcroFields();
// Set all the fields based on the JSON config
while (fieldIterator.hasNext()) {
String fieldName = (String) fieldIterator.next();
String fieldValue = (String) jsonObj.getString(fieldName);
fields.setField(fieldName, fieldValue);
}
// Flatten and save the PDF
stamper.setFormFlattening(true);
stamper.close();
} catch (IOException e) {
System.err.println("IOException: " + e.getMessage());
} catch (DocumentException e) {
System.err.println("DocumentException: " + e.getMessage());
} catch (JSONException e) {
System.err.println("JSONException: " + e.getMessage());
}
}
