| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
| DefaultMessage |
|
| 0.0;0 |
| 1 | /** |
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| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 3 | * contributor license agreements. See the NOTICE file distributed with |
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| 4 | * this work for additional information regarding copyright ownership. |
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| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 6 | * (the "License"); you may not use this file except in compliance with |
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| 7 | * the License. You may obtain a copy of the License at |
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| 8 | * |
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 10 | * |
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| 11 | * Unless required by applicable law or agreed to in writing, software |
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 14 | * See the License for the specific language governing permissions and |
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| 15 | * limitations under the License. |
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| 16 | */ |
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| 17 | package org.apache.camel.impl; |
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| 18 | ||
| 19 | import java.util.HashMap; |
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| 20 | import java.util.Map; |
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| 21 | ||
| 22 | /** |
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| 23 | * The default implementation of {@link Message} |
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| 24 | * |
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| 25 | * @version $Revision: 563607 $ |
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| 26 | */ |
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| 27 | 1500 | public class DefaultMessage extends MessageSupport { |
| 28 | private Map<String, Object> headers; |
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| 29 | ||
| 30 | @Override |
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| 31 | public String toString() { |
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| 32 | 540 | return "Message: " + getBody(); |
| 33 | } |
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| 34 | ||
| 35 | public Object getHeader(String name) { |
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| 36 | 729 | return getHeaders().get(name); |
| 37 | } |
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| 38 | ||
| 39 | public <T> T getHeader(String name, Class<T> type) { |
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| 40 | 63 | Object value = getHeader(name); |
| 41 | 63 | return getExchange().getContext().getTypeConverter().convertTo(type, value); |
| 42 | } |
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| 43 | ||
| 44 | public void setHeader(String name, Object value) { |
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| 45 | 705 | if (headers == null) { |
| 46 | 621 | headers = createHeaders(); |
| 47 | } |
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| 48 | 705 | headers.put(name, value); |
| 49 | 705 | } |
| 50 | ||
| 51 | public Map<String, Object> getHeaders() { |
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| 52 | 1182 | if (headers == null) { |
| 53 | 333 | headers = createHeaders(); |
| 54 | } |
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| 55 | 1182 | return headers; |
| 56 | } |
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| 57 | ||
| 58 | public void setHeaders(Map<String, Object> headers) { |
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| 59 | 0 | this.headers = headers; |
| 60 | 0 | } |
| 61 | ||
| 62 | public DefaultMessage newInstance() { |
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| 63 | 0 | return new DefaultMessage(); |
| 64 | } |
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| 65 | ||
| 66 | /** |
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| 67 | * A factory method to lazily create the headers to make it easy to create |
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| 68 | * efficient Message implementations which only construct and populate the |
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| 69 | * Map on demand |
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| 70 | * |
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| 71 | * @return return a newly constructed Map possibly containing headers from |
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| 72 | * the underlying inbound transport |
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| 73 | */ |
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| 74 | protected Map<String, Object> createHeaders() { |
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| 75 | 954 | HashMap<String, Object> map = new HashMap<String, Object>(); |
| 76 | 954 | populateInitialHeaders(map); |
| 77 | 954 | return map; |
| 78 | } |
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| 79 | ||
| 80 | /** |
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| 81 | * A strategy method populate the initial set of headers on an inbound |
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| 82 | * message from an underlying binding |
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| 83 | * |
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| 84 | * @param map is the empty header map to populate |
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| 85 | */ |
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| 86 | protected void populateInitialHeaders(Map<String, Object> map) { |
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| 87 | 954 | } |
| 88 | } |