Ejemplo n.º 1
0
        /// <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);
        }
Ejemplo n.º 2
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        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);
        }
Ejemplo n.º 3
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 /// <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_);
 }
Ejemplo n.º 4
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        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);
        }
Ejemplo n.º 5
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 /// <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_);
 }
Ejemplo n.º 6
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            /// <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);
                    }
                }
            }
Ejemplo n.º 7
0
        /// <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);
        }
Ejemplo n.º 8
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            /// <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);
                    }
                }
            }
Ejemplo n.º 9
0
 /// <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");
 }
Ejemplo n.º 10
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        /// <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);
        }
Ejemplo n.º 11
0
        /// <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");
        }