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java.lang.Objectorg.mpisws.p2p.transport.peerreview.PeerReviewImpl<Handle,Identifier>
Handle
- (Usually a NodeHandle)Identifier
- (Permanent Identifier), can get an Identifier from a Handlepublic class PeerReviewImpl<Handle extends RawSerializable,Identifier extends RawSerializable>
Field Summary |
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Fields inherited from interface org.mpisws.p2p.transport.peerreview.PeerReview |
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RELEVANT_LENGTH |
Constructor Summary | |
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PeerReviewImpl(IdentityTransport<Handle,Identifier> transport,
Environment env,
Serializer<Handle> handleSerializer,
Serializer<Identifier> idSerializer,
IdentifierExtractor<Handle,Identifier> identifierExtractor,
AuthenticatorSerializer authenticatorSerialilzer)
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Method Summary | |
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void |
acceptMessages(boolean b)
Toggle accepting incoming messages. |
void |
acceptSockets(boolean b)
Toggle accepting new sockets. |
void |
challengeSuspectedNode(Handle h)
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void |
destroy()
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Authenticator |
extractAuthenticator(Identifier id,
long seq,
short entryType,
byte[] entryHash,
byte[] hTopMinusOne,
byte[] signature)
A helper function that extracts an authenticator from an incoming message and adds it to our local store. |
PeerReviewCallback<Handle,Identifier> |
getApp()
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AuthenticatorSerializer |
getAuthenticatorSerializer()
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byte[] |
getEmptyHash()
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Environment |
getEnvironment()
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long |
getEvidenceSeq()
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Serializer<Handle> |
getHandleSerializer()
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short |
getHashSizeBytes()
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int |
getHashSizeInBytes()
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IdentifierExtractor<Handle,Identifier> |
getIdentifierExtractor()
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Serializer<Identifier> |
getIdSerializer()
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Handle |
getLocalIdentifier()
The local node. |
int |
getSignatureSizeInBytes()
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long |
getTime()
Current time in millis, however, we depend on there being a timesource that is more discritized than the "wall" clock. |
boolean |
hasCertificate(Identifier id)
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byte[] |
hash(java.nio.ByteBuffer... hashMe)
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byte[] |
hash(long seq,
short type,
byte[] nodeHash,
byte[] contentHash)
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void |
incomingSocket(P2PSocket<Handle> s)
Notification of a new socket. |
void |
init(java.lang.String historyName)
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void |
messageReceived(Handle i,
java.nio.ByteBuffer m,
java.util.Map<java.lang.String,java.lang.Object> options)
Called when a new message is received. |
void |
notifyCertificateAvailable(java.nio.ByteBuffer id)
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SocketRequestHandle<Handle> |
openSocket(Handle i,
SocketCallback<Handle> deliverSocketToMe,
java.util.Map<java.lang.String,java.lang.Object> options)
Open a socket to the Identifier |
Cancellable |
requestCertificate(Handle source,
Identifier certHolder,
Continuation<java.security.cert.X509Certificate,java.lang.Exception> c,
java.util.Map<java.lang.String,java.lang.Object> options)
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void |
sendEvidenceToWitnesses(Identifier subject,
long timestamp,
Evidence evidence)
Called internally by other classes if they have found evidence against one of our peers. |
MessageRequestHandle<Handle,java.nio.ByteBuffer> |
sendMessage(Handle i,
java.nio.ByteBuffer m,
MessageCallback<Handle,java.nio.ByteBuffer> deliverAckToMe,
java.util.Map<java.lang.String,java.lang.Object> options)
Send the message to the identifier |
void |
setApp(PeerReviewCallback<Handle,Identifier> callback)
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void |
setCallback(TransportLayerCallback<Handle,java.nio.ByteBuffer> callback)
Set the callback for incoming sockets/messages |
void |
setErrorHandler(ErrorHandler<Handle> handler)
To be notified of problems not related to an outgoing messaage/socket. |
byte[] |
sign(byte[] bytes)
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short |
signatureSizeInBytes()
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void |
statusChange(java.nio.ByteBuffer id,
int newStatus)
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void |
transmit(Handle dest,
boolean b,
PeerReviewMessage message)
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MessageRequestHandle<Handle,PeerReviewMessage> |
transmit(Handle dest,
boolean b,
PeerReviewMessage message,
MessageCallback<Handle,PeerReviewMessage> deliverAckToMe)
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void |
verify(Identifier id,
byte[] msg,
int moff,
int mlen,
byte[] signature,
int soff,
int slen)
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public PeerReviewImpl(IdentityTransport<Handle,Identifier> transport, Environment env, Serializer<Handle> handleSerializer, Serializer<Identifier> idSerializer, IdentifierExtractor<Handle,Identifier> identifierExtractor, AuthenticatorSerializer authenticatorSerialilzer)
Method Detail |
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public void init(java.lang.String historyName) throws java.io.IOException
java.io.IOException
public PeerReviewCallback<Handle,Identifier> getApp()
getApp
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public SocketRequestHandle<Handle> openSocket(Handle i, SocketCallback<Handle> deliverSocketToMe, java.util.Map<java.lang.String,java.lang.Object> options)
TransportLayer
openSocket
in interface TransportLayer<Handle extends RawSerializable,java.nio.ByteBuffer>
i
- who to open the socket todeliverSocketToMe
- the callback when the socket is openedoptions
- options on how to open the socket (don't source route, encrypt etc) (may not be respected if layer cannot provide service)
public void incomingSocket(P2PSocket<Handle> s) throws java.io.IOException
TransportLayerCallback
incomingSocket
in interface TransportLayerCallback<Handle extends RawSerializable,java.nio.ByteBuffer>
s
- the incoming socket
java.io.IOException
public MessageRequestHandle<Handle,java.nio.ByteBuffer> sendMessage(Handle i, java.nio.ByteBuffer m, MessageCallback<Handle,java.nio.ByteBuffer> deliverAckToMe, java.util.Map<java.lang.String,java.lang.Object> options)
TransportLayer
sendMessage
in interface TransportLayer<Handle extends RawSerializable,java.nio.ByteBuffer>
i
- the destinationm
- the messagedeliverAckToMe
- layer dependent notification when the message is sent (can indicate placed on the wire, point-to-point acknowledgment, or end-to-end acknowledgement)options
- delivery options (don't source route, encrypt etc) (may not be respected if layer cannot provide service)
public void messageReceived(Handle i, java.nio.ByteBuffer m, java.util.Map<java.lang.String,java.lang.Object> options) throws java.io.IOException
TransportLayerCallback
messageReceived
in interface TransportLayerCallback<Handle extends RawSerializable,java.nio.ByteBuffer>
i
- The node it is coming fromm
- the messageoptions
- describe how the message arrived (udp/tcp, encrypted etc)
java.io.IOException
- if there is a problem decoding the messagepublic void acceptMessages(boolean b)
TransportLayer
acceptMessages
in interface TransportLayer<Handle extends RawSerializable,java.nio.ByteBuffer>
public void acceptSockets(boolean b)
TransportLayer
acceptSockets
in interface TransportLayer<Handle extends RawSerializable,java.nio.ByteBuffer>
public Handle getLocalIdentifier()
TransportLayer
getLocalIdentifier
in interface TransportLayer<Handle extends RawSerializable,java.nio.ByteBuffer>
public void setApp(PeerReviewCallback<Handle,Identifier> callback)
public void setCallback(TransportLayerCallback<Handle,java.nio.ByteBuffer> callback)
TransportLayer
setCallback
in interface TransportLayer<Handle extends RawSerializable,java.nio.ByteBuffer>
callback
- the callback for incoming sockets/messagespublic void setErrorHandler(ErrorHandler<Handle> handler)
TransportLayer
setErrorHandler
in interface TransportLayer<Handle extends RawSerializable,java.nio.ByteBuffer>
handler
- to be notified of problems not related to a specific messaage/socket.public void destroy()
destroy
in interface Destructable
public AuthenticatorSerializer getAuthenticatorSerializer()
getAuthenticatorSerializer
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public Environment getEnvironment()
getEnvironment
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public Serializer<Identifier> getIdSerializer()
getIdSerializer
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public long getTime()
PeerReview
getTime
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public Authenticator extractAuthenticator(Identifier id, long seq, short entryType, byte[] entryHash, byte[] hTopMinusOne, byte[] signature) throws java.io.IOException
extractAuthenticator
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
java.io.IOException
public long getEvidenceSeq()
getEvidenceSeq
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public Serializer<Handle> getHandleSerializer()
getHandleSerializer
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public int getHashSizeInBytes()
getHashSizeInBytes
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public int getSignatureSizeInBytes()
getSignatureSizeInBytes
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public IdentifierExtractor<Handle,Identifier> getIdentifierExtractor()
getIdentifierExtractor
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public void challengeSuspectedNode(Handle h)
challengeSuspectedNode
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public void transmit(Handle dest, boolean b, PeerReviewMessage message)
public void sendEvidenceToWitnesses(Identifier subject, long timestamp, Evidence evidence)
sendEvidenceToWitnesses
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
subject
- the "bad" guypublic MessageRequestHandle<Handle,PeerReviewMessage> transmit(Handle dest, boolean b, PeerReviewMessage message, MessageCallback<Handle,PeerReviewMessage> deliverAckToMe)
transmit
in interface PeerReview<Handle extends RawSerializable,Identifier extends RawSerializable>
public void notifyCertificateAvailable(java.nio.ByteBuffer id)
notifyCertificateAvailable
in interface IdentityTransportCallback<Handle extends RawSerializable,java.nio.ByteBuffer>
public void statusChange(java.nio.ByteBuffer id, int newStatus)
statusChange
in interface IdentityTransportCallback<Handle extends RawSerializable,java.nio.ByteBuffer>
public boolean hasCertificate(Identifier id)
hasCertificate
in interface CertificateManager<Handle extends RawSerializable,Identifier extends RawSerializable>
public Cancellable requestCertificate(Handle source, Identifier certHolder, Continuation<java.security.cert.X509Certificate,java.lang.Exception> c, java.util.Map<java.lang.String,java.lang.Object> options)
requestCertificate
in interface CertificateManager<Handle extends RawSerializable,Identifier extends RawSerializable>
public byte[] sign(byte[] bytes)
sign
in interface CertificateManager<Handle extends RawSerializable,Identifier extends RawSerializable>
public short signatureSizeInBytes()
signatureSizeInBytes
in interface CertificateManager<Handle extends RawSerializable,Identifier extends RawSerializable>
public void verify(Identifier id, byte[] msg, int moff, int mlen, byte[] signature, int soff, int slen) throws java.security.InvalidKeyException, java.security.NoSuchAlgorithmException, java.security.NoSuchProviderException, java.security.SignatureException, UnknownCertificateException
verify
in interface CertificateManager<Handle extends RawSerializable,Identifier extends RawSerializable>
java.security.InvalidKeyException
java.security.NoSuchAlgorithmException
java.security.NoSuchProviderException
java.security.SignatureException
UnknownCertificateException
public byte[] getEmptyHash()
getEmptyHash
in interface HashProvider
public short getHashSizeBytes()
getHashSizeBytes
in interface HashProvider
public byte[] hash(long seq, short type, byte[] nodeHash, byte[] contentHash)
hash
in interface HashProvider
public byte[] hash(java.nio.ByteBuffer... hashMe)
hash
in interface HashProvider
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