Portable Protection Library를 사용하여 정책으로 보호된 PDF 문서를 확장하는 Reader reader-extending-policy-protected-pdf-documents-using-portable-protection-library

//Create a ServiceClientFactory instance
ServiceClientFactory factory = ServiceClientFactory.createInstance(connectionProps);
//Create a RightsManagementClient object
RightsManagementClient2 rmClient2= new RightsManagementClient2(factory);

String inputFileName = "C:\\Sample\\protected.pdf"; //Input file can be RM protected or unprotected pdf file
File certFile = new File("C:\\Sample\\cert.jks"); //RE certificate file
String password = "password"; //password for RE certificate
UsageRights usageRights = getUsageRights(true,true,false,false,true,true,false,false,false,false,true);

//RE rights to be applied on the file : FormFillIn, FormDataImportExport, SubmitStandalone, OnlineForms, DynamicFormField, DynamicFormPages, BarcodeDecoding, DigitalSignatures, Comments, CommentsOnline, EmbeddedFiles

InputStream inputFileStream = new FileInputStream(inputFileName);
InputStream output = rmClient2.getRightsManagementReaderExtensionService().applyUsageRights(inputFileStream, certFile, credentialPassword, rights);

String outputFileName = "C:\\Sample\\ReAdded.pdf";
//Save the PDF document
File myFile = new File(outputFileName);
FileOutputStream outputStream = new FileOutputStream(myFile);

int read = 0;
byte[] bytes = new byte[1024];

while ((read = output.read(bytes)) != -1) {

    outputStream.write(bytes, 0, read);
}

System.out.println("UsageRights applied successfully to the document. ");
 outputStream.close();
inputFileStream.close();

//Get Usage Rights for the output pdf document
InputStream fileWithRe = new FileInputStream(myFile);

GetUsageRightsResult usageRights = rmClient2.getRightsManagementReaderExtensionService().getDocumentUsageRights(fileWithRe);

UsageRights rights = usageRights.getRights();
String right1 = rights1.toString();
System.out.println("RE rights for the file are :\n"+right1);
 fileWithRe.close();

//Create a ServiceClientFactory instance
ServiceClientFactory factory = ServiceClientFactory.createInstance(connectionProps);
//Create a RightsManagementClient object
RightsManagementClient2 rmClient2= new RightsManagementClient2(factory);

String inputFileName = "C:\\Sample\\fileWithRe.pdf"; //Input file can be RM protected or unprotected pdf file
InputStream inputFileStream = new FileInputStream(inputFileName);

InputStream fileStream = rmClient2.getRightsManagementReaderExtensionService().removeUsageRights(inputFileStream);

String outputFileName = "C:\\Sample\\ReRemoveded.pdf";
//Save the PDF document
File myFile = new File(outputFileName);
FileOutputStream outputStream = new FileOutputStream(myFile);

int read = 0;
byte[] bytes = new byte[1024];

while ((read = fileStream.read(bytes)) != -1) {

    outputStream.write(bytes, 0, read);
}
System.out.println("RE rights removed successfully from the document.");
outputStream.close();
inputFileStream.close();