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.ResourceBundleLoader;
22
23 import javax.annotation.Nonnull;
24 import javax.annotation.Nullable;
25 import javax.inject.Inject;
26 import java.net.URL;
27 import java.util.List;
28
29 import static griffon.util.GriffonNameUtils.requireNonBlank;
30 import static java.util.Objects.requireNonNull;
31
32 /**
33 * @author Andres Almiray
34 * @since 2.11.0
35 */
36 public abstract class AbstractResourceBundleLoader implements ResourceBundleLoader {
37 protected static final String ERROR_FILENAME_BLANK = "Argument 'fileName' must not be blank";
38 protected static final String ERROR_SUFFIX_BLANK = "Argument 'suffix' must not be blank";
39 protected static final String ERROR_RESOURCE_HANDLER_NULL = "Argument 'resourceHandler' must not be null";
40
41 protected final ResourceHandler resourceHandler;
42
43 @Inject
44 public AbstractResourceBundleLoader(@Nonnull ResourceHandler resourceHandler) {
45 this.resourceHandler = requireNonNull(resourceHandler, ERROR_RESOURCE_HANDLER_NULL);
46 }
47
48 @Nonnull
49 protected ResourceHandler getResourceHandler() {
50 return resourceHandler;
51 }
52
53 @Nullable
54 protected URL getResourceAsURL(@Nonnull String fileName, @Nonnull String suffix) {
55 requireNonBlank(fileName, ERROR_FILENAME_BLANK);
56 requireNonBlank(suffix, ERROR_SUFFIX_BLANK);
57 return resourceHandler.getResourceAsURL(fileName + suffix);
58 }
59
60 @Nullable
61 protected List<URL> getResources(@Nonnull String fileName, @Nonnull String suffix) {
62 requireNonBlank(fileName, ERROR_FILENAME_BLANK);
63 requireNonBlank(suffix, ERROR_SUFFIX_BLANK);
64 return resourceHandler.getResources(fileName + suffix);
65 }
66 }
|