| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.qpid.proton.codec.messaging; |
| |
| import java.util.Collection; |
| |
| import org.apache.qpid.proton.amqp.Symbol; |
| import org.apache.qpid.proton.amqp.UnsignedLong; |
| import org.apache.qpid.proton.amqp.messaging.Accepted; |
| import org.apache.qpid.proton.codec.AMQPType; |
| import org.apache.qpid.proton.codec.DecodeException; |
| import org.apache.qpid.proton.codec.Decoder; |
| import org.apache.qpid.proton.codec.DecoderImpl; |
| import org.apache.qpid.proton.codec.EncoderImpl; |
| import org.apache.qpid.proton.codec.EncodingCodes; |
| import org.apache.qpid.proton.codec.FastPathDescribedTypeConstructor; |
| import org.apache.qpid.proton.codec.TypeEncoding; |
| import org.apache.qpid.proton.codec.WritableBuffer; |
| |
| public class FastPathAcceptedType implements AMQPType<Accepted>, FastPathDescribedTypeConstructor<Accepted> { |
| |
| private static final byte DESCRIPTOR_CODE = 0x24; |
| |
| private static final Object[] DESCRIPTORS = |
| { |
| UnsignedLong.valueOf(DESCRIPTOR_CODE), Symbol.valueOf("amqp:accepted:list"), |
| }; |
| |
| private static final byte[] ACCEPTED_ENCODED_BYTES = new byte[] { |
| EncodingCodes.DESCRIBED_TYPE_INDICATOR, |
| EncodingCodes.SMALLULONG, |
| DESCRIPTOR_CODE, |
| EncodingCodes.LIST0 |
| }; |
| |
| private final AcceptedType acceptedType; |
| |
| public FastPathAcceptedType(EncoderImpl encoder) { |
| this.acceptedType = new AcceptedType(encoder); |
| } |
| |
| public EncoderImpl getEncoder() { |
| return acceptedType.getEncoder(); |
| } |
| |
| public DecoderImpl getDecoder() { |
| return acceptedType.getDecoder(); |
| } |
| |
| @Override |
| public boolean encodesJavaPrimitive() { |
| return false; |
| } |
| |
| @Override |
| public Class<Accepted> getTypeClass() { |
| return Accepted.class; |
| } |
| |
| @Override |
| public TypeEncoding<Accepted> getEncoding(Accepted accepted) { |
| return acceptedType.getEncoding(accepted); |
| } |
| |
| @Override |
| public TypeEncoding<Accepted> getCanonicalEncoding() { |
| return acceptedType.getCanonicalEncoding(); |
| } |
| |
| @Override |
| public Collection<? extends TypeEncoding<Accepted>> getAllEncodings() { |
| return acceptedType.getAllEncodings(); |
| } |
| |
| @Override |
| public Accepted readValue() { |
| DecoderImpl decoder = getDecoder(); |
| byte typeCode = decoder.getBuffer().get(); |
| |
| switch (typeCode) { |
| case EncodingCodes.LIST0: |
| break; |
| case EncodingCodes.LIST8: |
| decoder.getBuffer().get(); |
| decoder.getBuffer().get(); |
| break; |
| case EncodingCodes.LIST32: |
| decoder.getBuffer().getInt(); |
| decoder.getBuffer().getInt(); |
| break; |
| default: |
| throw new DecodeException("Incorrect type found in Accepted type encoding: " + typeCode); |
| } |
| |
| return Accepted.getInstance(); |
| } |
| |
| @Override |
| public void skipValue() { |
| getDecoder().readConstructor().skipValue(); |
| } |
| |
| @Override |
| public void write(Accepted accepted) { |
| WritableBuffer buffer = getEncoder().getBuffer(); |
| buffer.put(ACCEPTED_ENCODED_BYTES, 0, ACCEPTED_ENCODED_BYTES.length); |
| } |
| |
| public static void register(Decoder decoder, EncoderImpl encoder) { |
| FastPathAcceptedType type = new FastPathAcceptedType(encoder); |
| for(Object descriptor : DESCRIPTORS) { |
| decoder.register(descriptor, (FastPathDescribedTypeConstructor<?>) type); |
| } |
| encoder.register(type); |
| } |
| } |