01 /*
02 * SPDX-License-Identifier: Apache-2.0
03 *
04 * Copyright 2008-2017 the original author or authors.
05 *
06 * Licensed under the Apache License, Version 2.0 (the "License");
07 * you may not use this file except in compliance with the License.
08 * You may obtain a copy of the License at
09 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 package org.codehaus.griffon.runtime.util;
19
20 import griffon.core.resources.ResourceHandler;
21 import griffon.util.PropertiesReader;
22 import griffon.util.PropertiesResourceBundle;
23
24 import javax.annotation.Nonnull;
25 import javax.inject.Inject;
26 import javax.inject.Named;
27 import java.io.IOException;
28 import java.net.URL;
29 import java.util.ArrayList;
30 import java.util.Collection;
31 import java.util.List;
32 import java.util.Properties;
33 import java.util.ResourceBundle;
34
35 import static griffon.util.GriffonNameUtils.requireNonBlank;
36 import static java.util.Objects.requireNonNull;
37
38 /**
39 * @author Andres Almiray
40 * @since 2.11.0
41 */
42 @Named("properties")
43 public class PropertiesResourceBundleLoader extends AbstractResourceBundleLoader {
44 protected static final String PROPERTIES_SUFFIX = ".properties";
45
46 protected final PropertiesReader propertiesReader;
47
48 @Inject
49 public PropertiesResourceBundleLoader(@Nonnull ResourceHandler resourceHandler,
50 @Nonnull PropertiesReader propertiesReader) {
51 super(resourceHandler);
52 this.propertiesReader = requireNonNull(propertiesReader, "Argument 'propertiesReader' must not be null");
53 }
54
55 @Nonnull
56 @Override
57 public Collection<ResourceBundle> load(@Nonnull String name) {
58 requireNonBlank(name, ERROR_FILENAME_BLANK);
59 List<ResourceBundle> bundles = new ArrayList<>();
60 List<URL> resources = getResources(name, PROPERTIES_SUFFIX);
61 if (resources != null) {
62 for (URL resource : resources) {
63 if (null == resource) { continue; }
64 try {
65 Properties properties = propertiesReader.load(resource.openStream());
66 bundles.add(new PropertiesResourceBundle(properties));
67 } catch (IOException e) {
68 // ignore
69 }
70 }
71 }
72 return bundles;
73 }
74 }
|