diff options
Diffstat (limited to 'java/broker/src/main/java/org/apache/qpid/server/exchange/headers/HeaderKeyDictionary.java')
-rw-r--r-- | java/broker/src/main/java/org/apache/qpid/server/exchange/headers/HeaderKeyDictionary.java | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/java/broker/src/main/java/org/apache/qpid/server/exchange/headers/HeaderKeyDictionary.java b/java/broker/src/main/java/org/apache/qpid/server/exchange/headers/HeaderKeyDictionary.java new file mode 100644 index 0000000000..7be99a88c9 --- /dev/null +++ b/java/broker/src/main/java/org/apache/qpid/server/exchange/headers/HeaderKeyDictionary.java @@ -0,0 +1,50 @@ +package org.apache.qpid.server.exchange.headers; + +import org.apache.qpid.framing.AMQShortString; + +import java.util.Map; +import java.util.HashMap; + +/* +* +* 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. +* +*/ +public class HeaderKeyDictionary +{ + + private final Map<AMQShortString, HeaderKey> _dictionary = new HashMap<AMQShortString, HeaderKey>(); + + + public HeaderKey get(final AMQShortString key) + { + HeaderKey headerKey = _dictionary.get(key); + return headerKey == null ? HeaderKey.UNKNOWN : headerKey; + } + + public HeaderKey getOrCreate(final AMQShortString key) + { + HeaderKey headerKey = _dictionary.get(key); + if(headerKey == null) + { + headerKey = new HeaderKey(key); + _dictionary.put(key, headerKey); + } + return headerKey; + } +} |