C# Interest.getNonce方法代码示例

 static void dumpInterest(Interest interest)
 {
     Console.Out.WriteLine("name: " + interest.getName().toUri());
       Console.Out.WriteLine("minSuffixComponents: " +
     (interest.getMinSuffixComponents() >= 0 ?
       "" + interest.getMinSuffixComponents() : "<none>"));
       Console.Out.WriteLine("maxSuffixComponents: " +
     (interest.getMaxSuffixComponents() >= 0 ?
       "" + interest.getMaxSuffixComponents() : "<none>"));
       Console.Out.Write("keyLocator: ");
       if (interest.getKeyLocator().getType() == KeyLocatorType.NONE)
     Console.Out.WriteLine("<none>");
       else if (interest.getKeyLocator().getType() ==KeyLocatorType.KEY_LOCATOR_DIGEST)
     Console.Out.WriteLine("KeyLocatorDigest: " + interest.getKeyLocator().getKeyData().toHex());
       else if (interest.getKeyLocator().getType() == KeyLocatorType.KEYNAME)
     Console.Out.WriteLine("KeyName: " + interest.getKeyLocator().getKeyName().toUri());
       else
     Console.Out.WriteLine("<unrecognized ndn_KeyLocatorType>");
       Console.Out.WriteLine
       ("exclude: " + (interest.getExclude().size() > 0 ?
     interest.getExclude().toUri() : "<none>"));
       Console.Out.WriteLine("lifetimeMilliseconds: " +
     (interest.getInterestLifetimeMilliseconds() >= 0 ?
       "" + interest.getInterestLifetimeMilliseconds() : "<none>"));
       Console.Out.WriteLine("childSelector: " +
     (interest.getChildSelector() >= 0 ?
       "" + interest.getChildSelector() : "<none>"));
       Console.Out.WriteLine("mustBeFresh: " + interest.getMustBeFresh());
       Console.Out.WriteLine("nonce: " +
     (interest.getNonce().size() > 0 ?
       "" + interest.getNonce().toHex() : "<none>"));
 }

        /// <summary>
        /// Create a new interest as a deep copy of the given interest.
        /// </summary>
        ///
        /// <param name="interest">The interest to copy.</param>
        public Interest(Interest interest)
        {
            this.name_ = new ChangeCounter(new Name());
            this.minSuffixComponents_ = -1;
            this.maxSuffixComponents_ = -1;
            this.keyLocator_ = new ChangeCounter(
                    new KeyLocator());
            this.exclude_ = new ChangeCounter(new Exclude());
            this.childSelector_ = -1;
            this.mustBeFresh_ = true;
            this.interestLifetimeMilliseconds_ = -1;
            this.nonce_ = new Blob();
            this.getNonceChangeCount_ = 0;
            this.lpPacket_ = null;
            this.linkWireEncoding_ = new Blob();
            this.linkWireEncodingFormat_ = null;
            this.link_ = new ChangeCounter(null);
            this.selectedDelegationIndex_ = -1;
            this.defaultWireEncoding_ = new SignedBlob();
            this.getDefaultWireEncodingChangeCount_ = 0;
            this.changeCount_ = 0;
            name_.set(new Name(interest.getName()));
            minSuffixComponents_ = interest.minSuffixComponents_;
            maxSuffixComponents_ = interest.maxSuffixComponents_;
            keyLocator_.set(new KeyLocator(interest.getKeyLocator()));
            exclude_.set(new Exclude(interest.getExclude()));
            childSelector_ = interest.childSelector_;
            mustBeFresh_ = interest.mustBeFresh_;

            interestLifetimeMilliseconds_ = interest.interestLifetimeMilliseconds_;
            nonce_ = interest.getNonce();

            linkWireEncoding_ = interest.linkWireEncoding_;
            linkWireEncodingFormat_ = interest.linkWireEncodingFormat_;
            if (interest.link_.get() != null)
                link_.set(new Link((Link) interest.link_.get()));
            selectedDelegationIndex_ = interest.selectedDelegationIndex_;

            setDefaultWireEncoding(interest.getDefaultWireEncoding(),
                    interest.defaultWireEncodingFormat_);
        }

        /// <summary>
        /// Encode interest using NDN-TLV and return the encoding.
        /// </summary>
        ///
        /// <param name="interest">The Interest object to encode.</param>
        /// <param name="signedPortionBeginOffset">name component and ends just before the final name component (which is assumed to be a signature for a signed interest).</param>
        /// <param name="signedPortionEndOffset">name component and ends just before the final name component (which is assumed to be a signature for a signed interest).</param>
        /// <returns>A Blob containing the encoding.</returns>
        public override Blob encodeInterest(Interest interest,
				int[] signedPortionBeginOffset, int[] signedPortionEndOffset)
        {
            TlvEncoder encoder = new TlvEncoder();
            int saveLength = encoder.getLength();

            // Encode backwards.
            encoder.writeOptionalNonNegativeIntegerTlv(net.named_data.jndn.encoding.tlv.Tlv.SelectedDelegation,
                    interest.getSelectedDelegationIndex());
            try {
                Blob linkWireEncoding = interest.getLinkWireEncoding(this);
                if (!linkWireEncoding.isNull())
                    // Encode the entire link as is.
                    encoder.writeBuffer(linkWireEncoding.buf());
            } catch (EncodingException ex) {
                throw new Exception(ex.Message);
            }

            encoder.writeOptionalNonNegativeIntegerTlvFromDouble(
                    net.named_data.jndn.encoding.tlv.Tlv.InterestLifetime,
                    interest.getInterestLifetimeMilliseconds());

            // Encode the Nonce as 4 bytes.
            if (interest.getNonce().size() == 0) {
                // This is the most common case. Generate a nonce.
                ByteBuffer nonce = ILOG.J2CsMapping.NIO.ByteBuffer.allocate(4);
                random_.nextBytes(nonce.array());
                encoder.writeBlobTlv(net.named_data.jndn.encoding.tlv.Tlv.Nonce, nonce);
            } else if (interest.getNonce().size() < 4) {
                ByteBuffer nonce_0 = ILOG.J2CsMapping.NIO.ByteBuffer.allocate(4);
                // Copy existing nonce bytes.
                nonce_0.put(interest.getNonce().buf());

                // Generate random bytes for remaining bytes in the nonce.
                for (int i = 0; i < 4 - interest.getNonce().size(); ++i)
                    nonce_0.put((byte) random_.Next());

                nonce_0.flip();
                encoder.writeBlobTlv(net.named_data.jndn.encoding.tlv.Tlv.Nonce, nonce_0);
            } else if (interest.getNonce().size() == 4)
                // Use the nonce as-is.
                encoder.writeBlobTlv(net.named_data.jndn.encoding.tlv.Tlv.Nonce, interest.getNonce().buf());
            else {
                // Truncate.
                ByteBuffer nonce_1 = interest.getNonce().buf();
                // buf() returns a new ByteBuffer, so we can change its limit.
                nonce_1.limit(nonce_1.position() + 4);
                encoder.writeBlobTlv(net.named_data.jndn.encoding.tlv.Tlv.Nonce, nonce_1);
            }

            encodeSelectors(interest, encoder);
            int[] tempSignedPortionBeginOffset = new int[1];
            int[] tempSignedPortionEndOffset = new int[1];
            encodeName(interest.getName(), tempSignedPortionBeginOffset,
                    tempSignedPortionEndOffset, encoder);
            int signedPortionBeginOffsetFromBack = encoder.getLength()
                    - tempSignedPortionBeginOffset[0];
            int signedPortionEndOffsetFromBack = encoder.getLength()
                    - tempSignedPortionEndOffset[0];

            encoder.writeTypeAndLength(net.named_data.jndn.encoding.tlv.Tlv.Interest, encoder.getLength()
                    - saveLength);
            signedPortionBeginOffset[0] = encoder.getLength()
                    - signedPortionBeginOffsetFromBack;
            signedPortionEndOffset[0] = encoder.getLength()
                    - signedPortionEndOffsetFromBack;

            return new Blob(encoder.getOutput(), false);
        }

 private static ArrayList dumpInterest(Interest interest)
 {
     ArrayList result = new ArrayList();
     ILOG.J2CsMapping.Collections.Collections.Add(result,dump("name:", interest.getName().toUri()));
     ILOG.J2CsMapping.Collections.Collections.Add(result,dump(
                     "minSuffixComponents:",
                     (interest.getMinSuffixComponents() >= 0) ? (Object) (interest.getMinSuffixComponents()) : (Object) ("<none>")));
     ILOG.J2CsMapping.Collections.Collections.Add(result,dump(
                     "maxSuffixComponents:",
                     (interest.getMaxSuffixComponents() >= 0) ? (Object) (interest.getMaxSuffixComponents()) : (Object) ("<none>")));
     if (interest.getKeyLocator().getType() != net.named_data.jndn.KeyLocatorType.NONE) {
         if (interest.getKeyLocator().getType() == net.named_data.jndn.KeyLocatorType.KEY_LOCATOR_DIGEST)
             ILOG.J2CsMapping.Collections.Collections.Add(result,dump("keyLocator: KeyLocatorDigest:", interest
                                     .getKeyLocator().getKeyData().toHex()));
         else if (interest.getKeyLocator().getType() == net.named_data.jndn.KeyLocatorType.KEYNAME)
             ILOG.J2CsMapping.Collections.Collections.Add(result,dump("keyLocator: KeyName:", interest
                                     .getKeyLocator().getKeyName().toUri()));
         else
             ILOG.J2CsMapping.Collections.Collections.Add(result,dump("keyLocator: <unrecognized KeyLocatorType"));
     } else
         ILOG.J2CsMapping.Collections.Collections.Add(result,dump("keyLocator: <none>"));
     ILOG.J2CsMapping.Collections.Collections.Add(result,dump("exclude:", (interest.getExclude().size() > 0) ? interest
                     .getExclude().toUri() : "<none>"));
     ILOG.J2CsMapping.Collections.Collections.Add(result,dump("childSelector:",
                     (interest.getChildSelector() >= 0) ? (Object) (interest.getChildSelector())
                             : (Object) ("<none>")));
     ILOG.J2CsMapping.Collections.Collections.Add(result,dump("mustBeFresh:", (interest.getMustBeFresh()) ? "true"
                     : "false"));
     ILOG.J2CsMapping.Collections.Collections.Add(result,dump("nonce:", (interest.getNonce().size() == 0) ? "<none>"
                     : interest.getNonce().toHex()));
     ILOG.J2CsMapping.Collections.Collections.Add(result,dump("lifetimeMilliseconds:",
                     (interest.getInterestLifetimeMilliseconds() < 0) ? "<none>" : ""
                             + (long) interest.getInterestLifetimeMilliseconds()));
     return result;
 }

 public void testSetRemovesNonce()
 {
     // Ensure that changing a value on an interest clears the nonce.
     Assert.AssertFalse(referenceInterest.getNonce().isNull());
     Interest interest = new Interest(referenceInterest);
     // Change a child object.
     interest.getExclude().clear();
     Assert.AssertTrue("Interest should not have a nonce after changing fields",
             interest.getNonce().isNull());
 }

        public void testRefreshNonce()
        {
            Interest interest = new Interest(referenceInterest);
            Blob oldNonce = interest.getNonce();
            Assert.AssertEquals(4, oldNonce.size());

            interest.refreshNonce();
            Assert.AssertEquals("The refreshed nonce should be the same size",
                    oldNonce.size(), interest.getNonce().size());
            Assert.AssertFalse("The refreshed nonce should be different", interest
                    .getNonce().equals(oldNonce));
        }