diff options
Diffstat (limited to 'qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/transport/codec/FlowWriter.java')
-rw-r--r-- | qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/transport/codec/FlowWriter.java | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/transport/codec/FlowWriter.java b/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/transport/codec/FlowWriter.java new file mode 100644 index 0000000000..a866491cea --- /dev/null +++ b/qpid/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/transport/codec/FlowWriter.java @@ -0,0 +1,230 @@ + +/* +* +* 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.transport.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.transport.Flow; + +public class FlowWriter extends AbstractDescribedTypeWriter<Flow> +{ + private Flow _value; + private int _count = -1; + + public FlowWriter(final Registry registry) + { + super(registry); + } + + @Override + protected void onSetValue(final Flow value) + { + _value = value; + _count = calculateCount(); + } + + private int calculateCount() + { + + + if( _value.getProperties() != null) + { + return 11; + } + + if( _value.getEcho() != null) + { + return 10; + } + + if( _value.getDrain() != null) + { + return 9; + } + + if( _value.getAvailable() != null) + { + return 8; + } + + if( _value.getLinkCredit() != null) + { + return 7; + } + + if( _value.getDeliveryCount() != null) + { + return 6; + } + + if( _value.getHandle() != null) + { + return 5; + } + + if( _value.getOutgoingWindow() != null) + { + return 4; + } + + if( _value.getNextOutgoingId() != null) + { + return 3; + } + + if( _value.getIncomingWindow() != null) + { + return 2; + } + + if( _value.getNextIncomingId() != null) + { + return 1; + } + + return 0; + } + + @Override + protected void clear() + { + _value = null; + _count = -1; + } + + + protected Object getDescriptor() + { + return UnsignedLong.valueOf(0x0000000000000013L); + } + + @Override + protected ValueWriter createDescribedWriter() + { + final Writer writer = new Writer(getRegistry()); + writer.setValue(_value); + return writer; + } + + private class Writer extends AbstractListWriter<Flow> + { + private int _field; + + public Writer(final Registry registry) + { + super(registry); + } + + @Override + protected void onSetValue(final Flow 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.getNextIncomingId(); + + case 1: + return _value.getIncomingWindow(); + + case 2: + return _value.getNextOutgoingId(); + + case 3: + return _value.getOutgoingWindow(); + + case 4: + return _value.getHandle(); + + case 5: + return _value.getDeliveryCount(); + + case 6: + return _value.getLinkCredit(); + + case 7: + return _value.getAvailable(); + + case 8: + return _value.getDrain(); + + case 9: + return _value.getEcho(); + + case 10: + return _value.getProperties(); + + default: + return null; + } + } + + @Override + protected void clear() + { + } + + @Override + protected void reset() + { + _field = 0; + } + } + + private static Factory<Flow> FACTORY = new Factory<Flow>() + { + + public ValueWriter<Flow> newInstance(Registry registry) + { + return new FlowWriter(registry); + } + }; + + public static void register(ValueWriter.Registry registry) + { + registry.register(Flow.class, FACTORY); + } + +} |