Class Overview
The key specification for a triple-DES (DES-EDE) key.
Summary
| Public Constructors |
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DESedeKeySpec(byte[] key)
Creates a new DESedeKeySpec instance from the first 24 (
DES_EDE_KEY_LEN) bytes of the specified key data. |
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DESedeKeySpec(byte[] key, int offset)
Creates a new DESedeKeySpec instance from the first 24 (
DES_EDE_KEY_LEN ) bytes of the specified key data starting at
offset. |
| Public Methods |
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byte[]
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getKey()
Returns a copy of the key.
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static
boolean
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isParityAdjusted(byte[] key, int offset)
Returns whether the specified key data starting at offset is
parity-adjusted.
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[Expand]
Inherited Methods |
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From class
java.lang.Object
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Object
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clone()
Creates and returns a copy of this Object.
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boolean
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equals(Object o)
Compares this instance with the specified object and indicates if they
are equal.
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void
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finalize()
Called before the object's memory is reclaimed by the VM.
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final
Class<?>
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getClass()
Returns the unique instance of Class that represents this
object's class. |
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int
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hashCode()
Returns an integer hash code for this object.
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final
void
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notify()
Causes a thread which is waiting on this object's monitor (by means of
calling one of the wait() methods) to be woken up.
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final
void
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notifyAll()
Causes all threads which are waiting on this object's monitor (by means
of calling one of the wait() methods) to be woken up.
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String
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toString()
Returns a string containing a concise, human-readable description of this
object.
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final
void
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wait()
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object.
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final
void
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wait(long millis, int nanos)
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object or until the
specified timeout expires.
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final
void
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wait(long millis)
Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object or until the
specified timeout expires.
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Constants
public
static
final
int
DES_EDE_KEY_LEN
The length of a DES-EDE key in bytes.
Constant Value:
24
(0x00000018)
Public Constructors
public
DESedeKeySpec
(byte[] key)
Creates a new DESedeKeySpec instance from the first 24 (
DES_EDE_KEY_LEN) bytes of the specified key data.
public
DESedeKeySpec
(byte[] key, int offset)
Creates a new DESedeKeySpec instance from the first 24 (
DES_EDE_KEY_LEN ) bytes of the specified key data starting at
offset.
Parameters
| key
| the key data |
| offset
| the offset to start at. |
Public Methods
public
byte[]
getKey
()
Returns a copy of the key.
public
static
boolean
isParityAdjusted
(byte[] key, int offset)
Returns whether the specified key data starting at offset is
parity-adjusted.
Parameters
| key
| the key data. |
| offset
| the offset to start checking at. |
Returns
true if the specified key data is parity-adjusted,
false otherwise.
