/// <summary>
/// Decode input as a control parameters in NDN-TLV and set the fields of the
/// controlResponse object.
/// </summary>
///
/// <param name="controlResponse"></param>
/// <param name="input"></param>
/// <param name="copy">unchanged while the Blob values are used.</param>
/// <exception cref="EncodingException">For invalid encoding</exception>
public override void decodeControlResponse(ControlResponse controlResponse,
ByteBuffer input, bool copy)
{
TlvDecoder decoder = new TlvDecoder(input);
int endOffset = decoder
.readNestedTlvsStart(net.named_data.jndn.encoding.tlv.Tlv.NfdCommand_ControlResponse);
controlResponse.setStatusCode((int) decoder
.readNonNegativeIntegerTlv(net.named_data.jndn.encoding.tlv.Tlv.NfdCommand_StatusCode));
// Set copy false since we just immediately get a string.
Blob statusText = new Blob(
decoder.readBlobTlv(net.named_data.jndn.encoding.tlv.Tlv.NfdCommand_StatusText), false);
controlResponse.setStatusText(statusText.toString());
// Decode the body.
if (decoder
.peekType(net.named_data.jndn.encoding.tlv.Tlv.ControlParameters_ControlParameters, endOffset)) {
controlResponse.setBodyAsControlParameters(new ControlParameters());
// Decode into the existing ControlParameters to avoid copying.
decodeControlParameters(
controlResponse.getBodyAsControlParameters(), decoder, copy);
} else
controlResponse.setBodyAsControlParameters(null);
decoder.finishNestedTlvs(endOffset);
}
public void Decode()
{
ControlResponse response = new ControlResponse();
response.wireDecode(TestControlResponse1);
Assert.AssertEquals(response.getStatusCode(), 404);
Assert.AssertEquals(response.getStatusText(), "Nothing not found");
Assert.AssertEquals(response.getBodyAsControlParameters().getFaceId(), 10);
}
/// <summary>
/// Create a new ControlResponse as a deep copy of the given ControlResponse.
/// </summary>
///
/// <param name="controlResponse">The ControlResponse to copy.</param>
public ControlResponse(ControlResponse controlResponse)
{
this.statusCode_ = -1;
this.statusText_ = "";
this.bodyAsControlParameters_ = null;
statusCode_ = controlResponse.statusCode_;
statusText_ = controlResponse.statusText_;
bodyAsControlParameters_ = (controlResponse.bodyAsControlParameters_ == null) ? null
: new ControlParameters(
controlResponse.bodyAsControlParameters_);
}
public void Encode()
{
ControlResponse response = new ControlResponse();
response.setStatusCode(404);
response.setStatusText("Nothing not found");
response.setBodyAsControlParameters(new ControlParameters());
response.getBodyAsControlParameters().setFaceId(10);
Blob wire = response.wireEncode();
Assert.AssertEquals(wire.buf(), TestControlResponse1);
}
/// <summary>
/// Create a new ControlResponse as a deep copy of the given ControlResponse.
/// </summary>
///
/// <param name="controlResponse">The ControlResponse to copy.</param>
public ControlResponse(ControlResponse controlResponse)
{
this.statusCode_ = -1;
this.statusText_ = "";
this.bodyAsControlParameters_ = null;
statusCode_ = controlResponse.statusCode_;
statusText_ = controlResponse.statusText_;
bodyAsControlParameters_ = (controlResponse.bodyAsControlParameters_ == null) ? null
: new ControlParameters(
controlResponse.bodyAsControlParameters_);
}
/// <summary>
/// We received the response.
/// </summary>
///
/// <param name="interest"></param>
/// <param name="responseData"></param>
public virtual void onData(Interest interest, Data responseData)
{
// Decode responseData.getContent() and check for a success code.
ControlResponse controlResponse = new ControlResponse();
try {
controlResponse.wireDecode(responseData.getContent(),
net.named_data.jndn.encoding.TlvWireFormat.get());
} catch (EncodingException ex) {
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix failed: Error decoding the NFD response: {0}",
ex);
try {
info_.onRegisterFailed_.onRegisterFailed(info_.prefix_);
} catch (Exception exception) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterFailed",
exception);
}
return;
}
// Status code 200 is "OK".
if (controlResponse.getStatusCode() != 200)
{
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix failed: Expected NFD status code 200, got: {0}",
controlResponse.getStatusCode());
try {
info_.onRegisterFailed_.onRegisterFailed(info_.prefix_);
} catch (Exception ex_0) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterFailed", ex_0);
}
return;
}
// Success, so we can add to the registered prefix table.
if (info_.registeredPrefixId_ != 0)
{
long interestFilterId = 0;
if (info_.onInterest_ != null)
{
// registerPrefix was called with the "combined" form that includes the
// callback, so add an InterestFilterEntry.
interestFilterId = parent_.getNextEntryId();
parent_.setInterestFilter(interestFilterId,
new InterestFilter(info_.prefix_),
info_.onInterest_, info_.face_);
}
if (!parent_.registeredPrefixTable_.add(
info_.registeredPrefixId_, info_.prefix_,
interestFilterId))
{
// removeRegisteredPrefix was already called with the registeredPrefixId.
if (interestFilterId > 0)
{
// Remove the related interest filter we just added.
parent_.unsetInterestFilter(interestFilterId);
}
return;
}
}
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix succeeded with the NFD forwarder for prefix {0}",
info_.prefix_.toUri());
if (info_.onRegisterSuccess_ != null)
{
try {
info_.onRegisterSuccess_.onRegisterSuccess(info_.prefix_,
info_.registeredPrefixId_);
} catch (Exception ex_1) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterSuccess", ex_1);
}
}
}
/// <summary>
/// Encode controlResponse in NDN-TLV and return the encoding.
/// </summary>
///
/// <param name="controlResponse">The ControlResponse object to encode.</param>
/// <returns>A Blob containing the encoding.</returns>
public override Blob encodeControlResponse(ControlResponse controlResponse)
{
TlvEncoder encoder = new TlvEncoder(256);
int saveLength = encoder.getLength();
// Encode backwards.
// Encode the body.
if (controlResponse.getBodyAsControlParameters() != null)
encodeControlParameters(
controlResponse.getBodyAsControlParameters(), encoder);
encoder.writeBlobTlv(net.named_data.jndn.encoding.tlv.Tlv.NfdCommand_StatusText, new Blob(
controlResponse.getStatusText()).buf());
encoder.writeNonNegativeIntegerTlv(net.named_data.jndn.encoding.tlv.Tlv.NfdCommand_StatusCode,
controlResponse.getStatusCode());
encoder.writeTypeAndLength(net.named_data.jndn.encoding.tlv.Tlv.NfdCommand_ControlResponse,
encoder.getLength() - saveLength);
return new Blob(encoder.getOutput(), false);
}
/// <summary>
/// We received the response.
/// </summary>
///
/// <param name="interest"></param>
/// <param name="responseData"></param>
public virtual void onData(Interest interest, Data responseData)
{
// Decode responseData.getContent() and check for a success code.
ControlResponse controlResponse = new ControlResponse();
try {
controlResponse.wireDecode(responseData.getContent(),
net.named_data.jndn.encoding.TlvWireFormat.get());
} catch (EncodingException ex) {
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix failed: Error decoding the NFD response: {0}",
ex);
try {
info_.onRegisterFailed_.onRegisterFailed(info_.prefix_);
} catch (Exception exception) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterFailed",
exception);
}
return;
}
// Status code 200 is "OK".
if (controlResponse.getStatusCode() != 200) {
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix failed: Expected NFD status code 200, got: {0}",
controlResponse.getStatusCode());
try {
info_.onRegisterFailed_.onRegisterFailed(info_.prefix_);
} catch (Exception ex_0) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterFailed", ex_0);
}
return;
}
// Success, so we can add to the registered prefix table.
if (info_.registeredPrefixId_ != 0) {
long interestFilterId = 0;
if (info_.onInterest_ != null) {
// registerPrefix was called with the "combined" form that includes the
// callback, so add an InterestFilterEntry.
interestFilterId = parent_.getNextEntryId();
parent_.setInterestFilter(interestFilterId,
new InterestFilter(info_.prefix_),
info_.onInterest_, info_.face_);
}
if (!parent_.registeredPrefixTable_.add(
info_.registeredPrefixId_, info_.prefix_,
interestFilterId)) {
// removeRegisteredPrefix was already called with the registeredPrefixId.
if (interestFilterId > 0)
// Remove the related interest filter we just added.
parent_.unsetInterestFilter(interestFilterId);
return;
}
}
net.named_data.jndn.Node.logger_.log(
ILOG.J2CsMapping.Util.Logging.Level.INFO,
"Register prefix succeeded with the NFD forwarder for prefix {0}",
info_.prefix_.toUri());
if (info_.onRegisterSuccess_ != null) {
try {
info_.onRegisterSuccess_.onRegisterSuccess(info_.prefix_,
info_.registeredPrefixId_);
} catch (Exception ex_1) {
net.named_data.jndn.Node.logger_.log(ILOG.J2CsMapping.Util.Logging.Level.SEVERE, "Error in onRegisterSuccess", ex_1);
}
}
}
/// <summary>
/// Encode controlResponse and return the encoding.
/// Your derived class should override.
/// </summary>
///
/// <param name="controlResponse">The ControlResponse object to encode.</param>
/// <returns>A Blob containing the encoding.</returns>
/// <exception cref="System.NotSupportedException">for unimplemented if the derivedclass does not override.</exception>
public virtual Blob encodeControlResponse(ControlResponse controlResponse)
{
throw new NotSupportedException(
"encodeControlResponse is not implemented");
}
/// <summary>
/// Decode input as a control parameters and set the fields of the
/// controlResponse object. Copy from the input when making new Blob values.
/// Your derived class should override.
/// </summary>
///
/// <param name="controlResponse"></param>
/// <param name="input"></param>
/// <exception cref="System.NotSupportedException">for unimplemented if the derivedclass does not override.</exception>
/// <exception cref="EncodingException">For invalid encoding.</exception>
public void decodeControlResponse(ControlResponse controlResponse,
ByteBuffer input)
{
decodeControlResponse(controlResponse, input, true);
}
/// <summary>
/// Decode input as a control parameters and set the fields of the
/// controlResponse object. Your derived class should override.
/// </summary>
///
/// <param name="controlResponse"></param>
/// <param name="input"></param>
/// <param name="copy">unchanged while the Blob values are used.</param>
/// <exception cref="System.NotSupportedException">for unimplemented if the derivedclass does not override.</exception>
/// <exception cref="EncodingException">For invalid encoding.</exception>
public virtual void decodeControlResponse(ControlResponse controlResponse,
ByteBuffer input, bool copy)
{
throw new NotSupportedException(
"decodeControlResponse is not implemented");
}
