| /* |
| * |
| * 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.server.protocol.v1_0.codec; |
| |
| import java.util.List; |
| |
| import org.apache.qpid.server.protocol.v1_0.type.*; |
| import org.apache.qpid.server.protocol.v1_0.type.transport.ConnectionError; |
| import org.apache.qpid.bytebuffer.QpidByteBuffer; |
| |
| public class UIntTypeConstructor implements TypeConstructor<UnsignedInteger> |
| { |
| private static final UIntTypeConstructor INSTANCE = new UIntTypeConstructor(); |
| |
| |
| public static UIntTypeConstructor getInstance() |
| { |
| return INSTANCE; |
| } |
| |
| private UIntTypeConstructor() |
| { |
| } |
| |
| @Override |
| public UnsignedInteger construct(final List<QpidByteBuffer> in, final ValueHandler handler) |
| throws AmqpErrorException |
| { |
| if(QpidByteBufferUtils.hasRemaining(in, 4)) |
| { |
| final int i = QpidByteBufferUtils.getInt(in); |
| return UnsignedInteger.valueOf(i); |
| } |
| else |
| { |
| org.apache.qpid.server.protocol.v1_0.type.transport.Error error = new org.apache.qpid.server.protocol.v1_0.type.transport.Error(); |
| error.setCondition(ConnectionError.FRAMING_ERROR); |
| error.setDescription("Cannot construct uint: insufficient input data"); |
| throw new AmqpErrorException(error); |
| |
| } |
| } |
| } |