Package ch.admin.bit.jeap.crypto.internal.core.dataformat

Class AbstractJeapCryptoDataFormat

java.lang.Object

ch.admin.bit.jeap.crypto.internal.core.dataformat.AbstractJeapCryptoDataFormat

All Implemented Interfaces:

JeapCryptoDataFormat

Direct Known Subclasses:

JeapCryptoMultiKeyDataFormat

public abstract class AbstractJeapCryptoDataFormat
extends Object
implements JeapCryptoDataFormat

Field Summary

Fields

Modifier and Type	Field	Description
protected static final int	DATA_KEY_FIELD_LENGTH
protected static final int	NONCE_FIELD_LENGTH

Constructor Summary

Constructors

Constructor	Description
AbstractJeapCryptoDataFormat()

Method Summary

Modifier and Type	Method	Description
protected static void	assertBufferHasNoRemainingBytes(ByteBuffer byteBuffer)
protected static void	assertCiphertextNotEmpty(int ciphertextLength)
protected static void	assertFieldLength(byte[] bytes, int expectedLength, String fieldName)
final byte[]	format(JeapCryptoContainer cryptoContainer)
protected abstract ByteBuffer	formatToByteBuffer(JeapCryptoContainer cryptoContainer)
protected static byte[]	getCiphertext(ByteBuffer byteBuffer)
protected static byte[]	getEncryptedDataKey(ByteBuffer byteBuffer)
protected static byte[]	getNonce(ByteBuffer byteBuffer)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface ch.admin.bit.jeap.crypto.internal.core.dataformat.JeapCryptoDataFormat

canParse, parse

Field Details

NONCE_FIELD_LENGTH

protected static final int NONCE_FIELD_LENGTH

See Also:

• Constant Field Values

DATA_KEY_FIELD_LENGTH

protected static final int DATA_KEY_FIELD_LENGTH

See Also:

• Constant Field Values

Constructor Details

AbstractJeapCryptoDataFormat

public AbstractJeapCryptoDataFormat()

Method Details

format

public final byte[] format(JeapCryptoContainer cryptoContainer)

Specified by:

format in interface JeapCryptoDataFormat

formatToByteBuffer

protected abstract ByteBuffer formatToByteBuffer(JeapCryptoContainer cryptoContainer)

assertBufferHasNoRemainingBytes

protected static void assertBufferHasNoRemainingBytes(ByteBuffer byteBuffer)

getNonce

protected static byte[] getNonce(ByteBuffer byteBuffer)

getEncryptedDataKey

protected static byte[] getEncryptedDataKey(ByteBuffer byteBuffer)

getCiphertext

protected static byte[] getCiphertext(ByteBuffer byteBuffer)

assertCiphertextNotEmpty

protected static void assertCiphertextNotEmpty(int ciphertextLength)

assertFieldLength

protected static void assertFieldLength(byte[] bytes,
 int expectedLength,
 String fieldName)