diff options
Diffstat (limited to 'qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/ReceivedWriter.java')
-rw-r--r-- | qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/ReceivedWriter.java | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/ReceivedWriter.java b/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/ReceivedWriter.java new file mode 100644 index 0000000000..76af939db5 --- /dev/null +++ b/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/ReceivedWriter.java @@ -0,0 +1,158 @@ + +/* +* +* 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.amqp_1_0.type.messaging.codec; + +import org.apache.qpid.amqp_1_0.codec.AbstractDescribedTypeWriter; +import org.apache.qpid.amqp_1_0.codec.AbstractListWriter; +import org.apache.qpid.amqp_1_0.codec.ValueWriter; + +import org.apache.qpid.amqp_1_0.type.UnsignedLong; +import org.apache.qpid.amqp_1_0.type.messaging.Received; + +public class ReceivedWriter extends AbstractDescribedTypeWriter<Received> +{ + private Received _value; + private int _count = -1; + + public ReceivedWriter(final Registry registry) + { + super(registry); + } + + @Override + protected void onSetValue(final Received value) + { + _value = value; + _count = calculateCount(); + } + + private int calculateCount() + { + + + if( _value.getSectionOffset() != null) + { + return 2; + } + + if( _value.getSectionNumber() != null) + { + return 1; + } + + return 0; + } + + @Override + protected void clear() + { + _value = null; + _count = -1; + } + + + protected Object getDescriptor() + { + return UnsignedLong.valueOf(0x0000000000000023L); + } + + @Override + protected ValueWriter createDescribedWriter() + { + final Writer writer = new Writer(getRegistry()); + writer.setValue(_value); + return writer; + } + + private class Writer extends AbstractListWriter<Received> + { + private int _field; + + public Writer(final Registry registry) + { + super(registry); + } + + @Override + protected void onSetValue(final Received value) + { + reset(); + } + + @Override + protected int getCount() + { + return _count; + } + + @Override + protected boolean hasNext() + { + return _field < _count; + } + + @Override + protected Object next() + { + switch(_field++) + { + + case 0: + return _value.getSectionNumber(); + + case 1: + return _value.getSectionOffset(); + + default: + return null; + } + } + + @Override + protected void clear() + { + } + + @Override + protected void reset() + { + _field = 0; + } + } + + private static Factory<Received> FACTORY = new Factory<Received>() + { + + public ValueWriter<Received> newInstance(Registry registry) + { + return new ReceivedWriter(registry); + } + }; + + public static void register(ValueWriter.Registry registry) + { + registry.register(Received.class, FACTORY); + } + +} |