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  ~  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
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  ~  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.
  -->
        
<priorityConfiguration>
    <priorityExecutor>
        <!-- two priorities specified with priority 10 and 1. Both priority messages has a queue depth of 100 -->
        <queues isFixedCapacity="true" nextQueue="org.apache.synapse.commons.executors.PRRNextQueueAlgorithm">
            <queue size="100" priority="10"/>
            <queue size="100" priority="1"/>
        </queues>
        <!-- these are the default values, values are put here to show their availability -->
        <threads core="20" max="100" keep-alive="5"/>
    </priorityExecutor>

    <!-- if a message comes that we cannot determine priority, we set a default priority of 1 -->
    <conditions defaultPriority="1">
        <condition priority="10">     
            <!-- check for the header named priority -->
            <and>
            <equal type="header" source="priority" value="5"/>
            </and>
        </condition>
        <condition priority="1">
            <equal type="header" source="priority" value="1"/>
        </condition>
    </conditions>
</priorityConfiguration>
