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Minor internal refinements (backported from master)

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This commit is contained in:
Juergen Hoeller
2019-11-13 16:53:23 +01:00
parent b0d8a667a1
commit e4c57a9b61
8 changed files with 46 additions and 39 deletions
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26
spring-context/src/main/java/org/springframework/context/support/ReloadableResourceBundleMessageSource.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2018 the original author or authors.
* Copyright 2002-2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -237,6 +237,7 @@ public class ReloadableResourceBundleMessageSource extends AbstractResourceBased
if (mergedHolder != null) {
return mergedHolder;
}
Properties mergedProps = newProperties();
long latestTimestamp = -1;
String[] basenames = StringUtils.toStringArray(getBasenameSet());
@@ -253,6 +254,7 @@ public class ReloadableResourceBundleMessageSource extends AbstractResourceBased
}
}
}
mergedHolder = new PropertiesHolder(mergedProps, latestTimestamp);
PropertiesHolder existing = this.cachedMergedProperties.putIfAbsent(locale, mergedHolder);
if (existing != null) {
@@ -279,18 +281,28 @@ public class ReloadableResourceBundleMessageSource extends AbstractResourceBased
return filenames;
}
}
// Filenames for given Locale
List<String> filenames = new ArrayList<>(7);
filenames.addAll(calculateFilenamesForLocale(basename, locale));
if (isFallbackToSystemLocale() && !locale.equals(Locale.getDefault())) {
List<String> fallbackFilenames = calculateFilenamesForLocale(basename, Locale.getDefault());
for (String fallbackFilename : fallbackFilenames) {
if (!filenames.contains(fallbackFilename)) {
// Entry for fallback locale that isn't already in filenames list.
filenames.add(fallbackFilename);
// Filenames for default Locale, if any
if (isFallbackToSystemLocale()) {
Locale defaultLocale = Locale.getDefault();
if (!locale.equals(defaultLocale)) {
List<String> fallbackFilenames = calculateFilenamesForLocale(basename, defaultLocale);
for (String fallbackFilename : fallbackFilenames) {
if (!filenames.contains(fallbackFilename)) {
// Entry for fallback locale that isn't already in filenames list.
filenames.add(fallbackFilename);
}
}
}
}
// Filename for default bundle file
filenames.add(basename);
if (localeMap == null) {
localeMap = new ConcurrentHashMap<>();
Map<Locale, List<String>> existing = this.cachedFilenames.putIfAbsent(basename, localeMap);