Package org.apache.poi

Examples of org.apache.poi.EncryptedDocumentException

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            byte encryptedVerifierHash[] = cipher.doFinal(truncateOrPad(calcVerifierHash, encVerHashSize));
   
            ver.setEncryptedVerifier(encryptedVerifier);
            ver.setEncryptedVerifierHash(encryptedVerifierHash);
        } catch (GeneralSecurityException e) {
            throw new EncryptedDocumentException("Password confirmation failed", e);
        }
       
    }
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                fis.close();
                fileOut.delete();

                leos.close();
            } catch (IOException e) {
                throw new EncryptedDocumentException(e);
            }
        }
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                hashAlg.update(iterator);
                hashAlg.update(hash);
                hashAlg.digest(hash, 0, hash.length); // don't create hash buffer everytime new
            }
        } catch (DigestException e) {
            throw new EncryptedDocumentException("error in password hashing");
        }
       
        return hash;
    }   
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        if (padding == null) padding = "NoPadding";
       
        try {
            // Ensure the JCE policies files allow for this sized key
            if (Cipher.getMaxAllowedKeyLength(key.getAlgorithm()) < keySizeInBytes*8) {
                throw new EncryptedDocumentException("Export Restrictions in place - please install JCE Unlimited Strength Jurisdiction Policy files");
            }

            Cipher cipher;
            if (cipherAlgorithm.needsBouncyCastle) {
                registerBouncyCastle();
                cipher = Cipher.getInstance(key.getAlgorithm() + "/" + chain.jceId + "/" + padding, "BC");
            } else {
                cipher = Cipher.getInstance(key.getAlgorithm() + "/" + chain.jceId + "/" + padding);
            }
           
            if (vec == null) {
                cipher.init(cipherMode, key);
            } else {
                AlgorithmParameterSpec aps;
                if (cipherAlgorithm == CipherAlgorithm.rc2) {
                    aps = new RC2ParameterSpec(key.getEncoded().length*8, vec);
                } else {
                    aps = new IvParameterSpec(vec);
                }
                cipher.init(cipherMode, key, aps);
            }
            return cipher;
        } catch (GeneralSecurityException e) {
            throw new EncryptedDocumentException(e);
        }
    }   
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    public static byte[] getUtf16LeString(String str) {
        try {
            return str.getBytes("UTF-16LE");
        } catch (UnsupportedEncodingException e) {
            throw new EncryptedDocumentException(e);
        }
    }
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                return MessageDigest.getInstance(hashAlgorithm.jceId, "BC");
            } else {
                return MessageDigest.getInstance(hashAlgorithm.jceId);
            }
        } catch (GeneralSecurityException e) {
            throw new EncryptedDocumentException("hash algo not supported", e);
        }
    }
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                return Mac.getInstance(hashAlgorithm.jceHmacId, "BC");
            } else {
                return Mac.getInstance(hashAlgorithm.jceHmacId);
            }
        } catch (GeneralSecurityException e) {
            throw new EncryptedDocumentException("hmac algo not supported", e);
        }
    }
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        if (Security.getProvider("BC") != null) return;
        try {
            Class<Provider> clazz = (Class<Provider>)Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider");
            Security.addProvider(clazz.newInstance());
        } catch (Exception e) {
            throw new EncryptedDocumentException("Only the BouncyCastle provider supports your encryption settings - please add it to the classpath.");
        }
    }
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        return dir.createDocument(parts[parts.length-1], bos.getWriteIndex(), new POIFSWriterListener(){
            public void processPOIFSWriterEvent(POIFSWriterEvent event) {
                try {
                    event.getStream().write(buf, 0, event.getLimit());
                } catch (IOException e) {
                    throw new EncryptedDocumentException(e);
                }
            }
        });
    }  
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            is.readShort();
        }
        try {
            return new String(data, 0, data.length, "UTF-16LE");
        } catch (UnsupportedEncodingException e) {
            throw new EncryptedDocumentException(e);
        }
    }
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Related Classes of org.apache.poi.EncryptedDocumentException

  • org.apache.poi.hssf.record.crypto.Biff8DecryptingStream
  • org.apache.poi.hssf.record.crypto.Biff8EncryptionKey
  • org.apache.poi.hssf.record.crypto.Biff8RC4
  • org.apache.poi.hssf.record.crypto.Biff8RC4Key
  • org.apache.poi.hssf.record.FilePassRecord
  • org.apache.poi.hssf.record.FilePassRecord$Rc4KeyData
  • org.apache.poi.hssf.record.RecordFactoryInputStream$StreamEncryptionInfo
  • org.apache.poi.hssf.usermodel.HSSFWorkbook
  • org.apache.poi.hwpf.HWPFDocument
  • org.apache.poi.hwpf.HWPFDocumentCore
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