net.i2p.crypto
Class SHA1Hash
java.lang.Object
net.i2p.data.DataStructureImpl
net.i2p.crypto.SHA1Hash
- All Implemented Interfaces:
- DataStructure
public class SHA1Hash
- extends DataStructureImpl
Because DSAEngine was abusing Hash for 20-byte hashes
- Since:
- 0.8.1
- Author:
- zzz
Constructor Summary |
SHA1Hash(byte[] data)
|
Method Summary |
boolean |
equals(Object obj)
|
byte[] |
getData()
|
int |
hashCode()
a Hash is a hash, so just use the first 4 bytes for speed |
void |
readBytes(InputStream in)
Load up the current object with data from the given stream. |
void |
setData(byte[] data)
|
void |
writeBytes(OutputStream out)
Write out the data structure to the stream, using the format defined in the
I2P data structure specification. |
HASH_LENGTH
public static final int HASH_LENGTH
- See Also:
- Constant Field Values
SHA1Hash
public SHA1Hash(byte[] data)
- Throws:
IllegalArgumentException
- if data is not 20 bytes (null is ok)
getData
public byte[] getData()
setData
public void setData(byte[] data)
- Throws:
IllegalArgumentException
- if data is not 20 bytes (null is ok)
readBytes
public void readBytes(InputStream in)
throws DataFormatException,
IOException
- Description copied from interface:
DataStructure
- Load up the current object with data from the given stream. Data loaded
this way must match the I2P data structure specification.
- Parameters:
in
- stream to read from
- Throws:
IOException
- always
DataFormatException
- if the data is improperly formatted
writeBytes
public void writeBytes(OutputStream out)
throws DataFormatException,
IOException
- Description copied from interface:
DataStructure
- Write out the data structure to the stream, using the format defined in the
I2P data structure specification.
- Parameters:
out
- stream to write to
- Throws:
IOException
- always
DataFormatException
- if the data was incomplete or not yet ready to be written
equals
public boolean equals(Object obj)
- Overrides:
equals
in class Object
hashCode
public int hashCode()
- a Hash is a hash, so just use the first 4 bytes for speed
- Overrides:
hashCode
in class Object