diff options
Diffstat (limited to 'java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/PropertiesWriter.java')
-rw-r--r-- | java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/PropertiesWriter.java | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/PropertiesWriter.java b/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/PropertiesWriter.java new file mode 100644 index 0000000000..021338bcfa --- /dev/null +++ b/java/amqp-1-0-common/src/main/java/org/apache/qpid/amqp_1_0/type/messaging/codec/PropertiesWriter.java @@ -0,0 +1,246 @@ + +/* +* +* 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.Properties; + +public class PropertiesWriter extends AbstractDescribedTypeWriter<Properties> +{ + private Properties _value; + private int _count = -1; + + public PropertiesWriter(final Registry registry) + { + super(registry); + } + + @Override + protected void onSetValue(final Properties value) + { + _value = value; + _count = calculateCount(); + } + + private int calculateCount() + { + + + if( _value.getReplyToGroupId() != null) + { + return 13; + } + + if( _value.getGroupSequence() != null) + { + return 12; + } + + if( _value.getGroupId() != null) + { + return 11; + } + + if( _value.getCreationTime() != null) + { + return 10; + } + + if( _value.getAbsoluteExpiryTime() != null) + { + return 9; + } + + if( _value.getContentEncoding() != null) + { + return 8; + } + + if( _value.getContentType() != null) + { + return 7; + } + + if( _value.getCorrelationId() != null) + { + return 6; + } + + if( _value.getReplyTo() != null) + { + return 5; + } + + if( _value.getSubject() != null) + { + return 4; + } + + if( _value.getTo() != null) + { + return 3; + } + + if( _value.getUserId() != null) + { + return 2; + } + + if( _value.getMessageId() != null) + { + return 1; + } + + return 0; + } + + @Override + protected void clear() + { + _value = null; + _count = -1; + } + + + protected Object getDescriptor() + { + return UnsignedLong.valueOf(0x0000000000000073L); + } + + @Override + protected ValueWriter createDescribedWriter() + { + final Writer writer = new Writer(getRegistry()); + writer.setValue(_value); + return writer; + } + + private class Writer extends AbstractListWriter<Properties> + { + private int _field; + + public Writer(final Registry registry) + { + super(registry); + } + + @Override + protected void onSetValue(final Properties 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.getMessageId(); + + case 1: + return _value.getUserId(); + + case 2: + return _value.getTo(); + + case 3: + return _value.getSubject(); + + case 4: + return _value.getReplyTo(); + + case 5: + return _value.getCorrelationId(); + + case 6: + return _value.getContentType(); + + case 7: + return _value.getContentEncoding(); + + case 8: + return _value.getAbsoluteExpiryTime(); + + case 9: + return _value.getCreationTime(); + + case 10: + return _value.getGroupId(); + + case 11: + return _value.getGroupSequence(); + + case 12: + return _value.getReplyToGroupId(); + + default: + return null; + } + } + + @Override + protected void clear() + { + } + + @Override + protected void reset() + { + _field = 0; + } + } + + private static Factory<Properties> FACTORY = new Factory<Properties>() + { + + public ValueWriter<Properties> newInstance(Registry registry) + { + return new PropertiesWriter(registry); + } + }; + + public static void register(ValueWriter.Registry registry) + { + registry.register(Properties.class, FACTORY); + } + +} |