1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements.  See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License.  You may obtain a copy of the License at
8  *
9  *      http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 #ifndef _LOG4CXX_HELPERS_RESOURCE_BUNDLE_H
19 #define _LOG4CXX_HELPERS_RESOURCE_BUNDLE_H
20 
21 #include <log4cxx/helpers/objectimpl.h>
22 #include <log4cxx/helpers/objectptr.h>
23 
24 namespace log4cxx
25 {
26 namespace helpers
27 {
28 class Locale;
29 
30 class ResourceBundle;
31 LOG4CXX_PTR_DEF(ResourceBundle);
32 
33 /**
34 Resource bundles contain locale-specific objects
35 */
36 class LOG4CXX_EXPORT ResourceBundle : public ObjectImpl
37 {
38 	public:
39 		DECLARE_ABSTRACT_LOG4CXX_OBJECT(ResourceBundle)
40 		BEGIN_LOG4CXX_CAST_MAP()
41 		LOG4CXX_CAST_ENTRY(ResourceBundle)
42 		END_LOG4CXX_CAST_MAP()
43 
44 		/**
45 		Gets a string for the given key from this resource bundle or one of
46 		its parents. Calling this method is equivalent to calling
47 
48 		@param key the key for the desired string
49 		@return the string for the given key
50 		@throw MissingResourceException - if no object for the given key
51 		can be found
52 		*/
53 		virtual LogString getString(const LogString& key) const = 0;
54 
55 		/**
56 		Gets a resource bundle using the specified base name and locale
57 
58 		@param baseName the base name of the resource bundle, a fully
59 		qualified class name or property filename
60 		@param locale the locale for which a resource bundle is desired
61 		*/
62 		static ResourceBundlePtr getBundle(const LogString& baseName,
63 			const Locale& locale);
64 
65 	protected:
66 		/*
67 		Sets the parent bundle of this bundle. The parent bundle is
68 		searched by #getString when this bundle does not contain a particular
69 		resource.
70 
71 		Parameters:
72 		parent - this bundle's parent bundle.
73 		*/
setParent(const ResourceBundlePtr & parent1)74 		inline void setParent(const ResourceBundlePtr& parent1)
75 		{
76 			this->parent = parent1;
77 		}
78 
79 		/**
80 		The parent bundle of this bundle.
81 
82 		The parent bundle is searched by #getString when this bundle does
83 		not contain a particular resource.
84 		*/
85 		ResourceBundlePtr parent;
86 }; // class ResourceBundle
87 }  // namespace helpers
88 } // namespace log4cxx
89 
90 #endif
91 
92