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Polish 'Allow common messages to be specified for message sources' 

See gh-42472
This commit is contained in:
Phillip Webb 2024-10-16 15:56:39 -07:00
parent 573ccc5007
commit 06569af789
4 changed files with 50 additions and 32 deletions
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28
spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/context/MessageSourceAutoConfiguration.java
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@ -19,6 +19,7 @@ package org.springframework.boot.autoconfigure.context;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.time.Duration;
import java.util.List;
import java.util.Properties;
import org.springframework.aot.hint.RuntimeHints;
@ -41,6 +42,7 @@ import org.springframework.context.annotation.Conditional;
import org.springframework.context.annotation.ImportRuntimeHints;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.context.support.ResourceBundleMessageSource;
import org.springframework.core.CollectionFactory;
import org.springframework.core.Ordered;
import org.springframework.core.io.Resource;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
@ -85,20 +87,24 @@ public class MessageSourceAutoConfiguration {
}
messageSource.setAlwaysUseMessageFormat(properties.isAlwaysUseMessageFormat());
messageSource.setUseCodeAsDefaultMessage(properties.isUseCodeAsDefaultMessage());
messageSource.setCommonMessages(loadCommonMessages(properties.getCommonMessages()));
return messageSource;
}
try {
if (properties.getCommonMessages() != null) {
Properties commonProperties = new Properties();
for (Resource commonResource : properties.getCommonMessages()) {
PropertiesLoaderUtils.fillProperties(commonProperties, commonResource);
}
messageSource.setCommonMessages(commonProperties);
private Properties loadCommonMessages(List<Resource> resources) {
if (CollectionUtils.isEmpty(resources)) {
return null;
}
Properties properties = CollectionFactory.createSortedProperties(false);
for (Resource resource : resources) {
try {
PropertiesLoaderUtils.fillProperties(properties, resource);
}
catch (IOException ex) {
throw new UncheckedIOException("Failed to load common messages from '%s'".formatted(resource), ex);
}
}
catch (IOException ex) {
throw new UncheckedIOException("Failed to load common messages", ex);
}
return messageSource;
return properties;
}
protected static class ResourceBundleCondition extends SpringBootCondition {

2
spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/context/MessageSourceProperties.java
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@ -46,7 +46,7 @@ public class MessageSourceProperties {
private List<String> basename = new ArrayList<>(List.of("messages"));
/**
* Comma-separated list of locale-independent common messages.
* List of locale-independent property file resources containing common messages.
*/
private List<Resource> commonMessages;

46
spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/context/MessageSourceAutoConfigurationTests.java
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@ -1,5 +1,5 @@
/*
* Copyright 2012-2023 the original author or authors.
* Copyright 2012-2024 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.
@ -58,7 +58,7 @@ class MessageSourceAutoConfigurationTests {
@Test
void propertiesBundleWithSlashIsDetected() {
this.contextRunner.withPropertyValues("spring.messages.basename:test/messages").run((context) -> {
this.contextRunner.withPropertyValues("spring.messages.basename=test/messages").run((context) -> {
assertThat(context).hasSingleBean(MessageSource.class);
assertThat(context.getMessage("foo", null, "Foo message", Locale.UK)).isEqualTo("bar");
});
@ -66,7 +66,7 @@ class MessageSourceAutoConfigurationTests {
@Test
void propertiesBundleWithDotIsDetected() {
this.contextRunner.withPropertyValues("spring.messages.basename:test.messages").run((context) -> {
this.contextRunner.withPropertyValues("spring.messages.basename=test.messages").run((context) -> {
assertThat(context).hasSingleBean(MessageSource.class);
assertThat(context.getMessage("foo", null, "Foo message", Locale.UK)).isEqualTo("bar");
});
@ -74,7 +74,7 @@ class MessageSourceAutoConfigurationTests {
@Test
void testEncodingWorks() {
this.contextRunner.withPropertyValues("spring.messages.basename:test/swedish")
this.contextRunner.withPropertyValues("spring.messages.basename=test/swedish")
.run((context) -> assertThat(context.getMessage("foo", null, "Foo message", Locale.UK))
.isEqualTo("Some text with some swedish öäå!"));
}
@ -82,14 +82,14 @@ class MessageSourceAutoConfigurationTests {
@Test
void testCacheDurationNoUnit() {
this.contextRunner
.withPropertyValues("spring.messages.basename:test/messages", "spring.messages.cache-duration=10")
.withPropertyValues("spring.messages.basename=test/messages", "spring.messages.cache-duration=10")
.run(assertCache(10 * 1000));
}
@Test
void testCacheDurationWithUnit() {
this.contextRunner
.withPropertyValues("spring.messages.basename:test/messages", "spring.messages.cache-duration=1m")
.withPropertyValues("spring.messages.basename=test/messages", "spring.messages.cache-duration=1m")
.run(assertCache(60 * 1000));
}
@ -102,7 +102,7 @@ class MessageSourceAutoConfigurationTests {
@Test
void testMultipleMessageSourceCreated() {
this.contextRunner.withPropertyValues("spring.messages.basename:test/messages,test/messages2")
this.contextRunner.withPropertyValues("spring.messages.basename=test/messages,test/messages2")
.run((context) -> {
assertThat(context.getMessage("foo", null, "Foo message", Locale.UK)).isEqualTo("bar");
assertThat(context.getMessage("foo-foo", null, "Foo-Foo message", Locale.UK)).isEqualTo("bar-bar");
@ -119,14 +119,24 @@ class MessageSourceAutoConfigurationTests {
@Test
void testCommonMessages() {
this.contextRunner
.withPropertyValues("spring.messages.basename:test/messages",
"spring.messages.common-messages:test/common-messages")
.withPropertyValues("spring.messages.basename=test/messages",
"spring.messages.common-messages=classpath:test/common-messages.properties")
.run((context) -> assertThat(context.getMessage("hello", null, "Hello!", Locale.UK)).isEqualTo("world"));
}
@Test
void testCommonMessagesWhenNotFound() {
this.contextRunner
.withPropertyValues("spring.messages.basename=test/messages",
"spring.messages.common-messages=classpath:test/common-messages-missing.properties")
.run((context) -> assertThat(context).getFailure()
.hasMessageContaining(
"Failed to load common messages from 'class path resource [test/common-messages-missing.properties]'"));
}
@Test
void testFallbackDefault() {
this.contextRunner.withPropertyValues("spring.messages.basename:test/messages")
this.contextRunner.withPropertyValues("spring.messages.basename=test/messages")
.run((context) -> assertThat(context.getBean(MessageSource.class))
.hasFieldOrPropertyWithValue("fallbackToSystemLocale", true));
}
@ -134,7 +144,7 @@ class MessageSourceAutoConfigurationTests {
@Test
void testFallbackTurnOff() {
this.contextRunner
.withPropertyValues("spring.messages.basename:test/messages",
.withPropertyValues("spring.messages.basename=test/messages",
"spring.messages.fallback-to-system-locale:false")
.run((context) -> assertThat(context.getBean(MessageSource.class))
.hasFieldOrPropertyWithValue("fallbackToSystemLocale", false));
@ -142,7 +152,7 @@ class MessageSourceAutoConfigurationTests {
@Test
void testFormatMessageDefault() {
this.contextRunner.withPropertyValues("spring.messages.basename:test/messages")
this.contextRunner.withPropertyValues("spring.messages.basename=test/messages")
.run((context) -> assertThat(context.getBean(MessageSource.class))
.hasFieldOrPropertyWithValue("alwaysUseMessageFormat", false));
}
@ -150,7 +160,7 @@ class MessageSourceAutoConfigurationTests {
@Test
void testFormatMessageOn() {
this.contextRunner
.withPropertyValues("spring.messages.basename:test/messages",
.withPropertyValues("spring.messages.basename=test/messages",
"spring.messages.always-use-message-format:true")
.run((context) -> assertThat(context.getBean(MessageSource.class))
.hasFieldOrPropertyWithValue("alwaysUseMessageFormat", true));
@ -158,7 +168,7 @@ class MessageSourceAutoConfigurationTests {
@Test
void testUseCodeAsDefaultMessageDefault() {
this.contextRunner.withPropertyValues("spring.messages.basename:test/messages")
this.contextRunner.withPropertyValues("spring.messages.basename=test/messages")
.run((context) -> assertThat(context.getBean(MessageSource.class))
.hasFieldOrPropertyWithValue("useCodeAsDefaultMessage", false));
}
@ -166,8 +176,8 @@ class MessageSourceAutoConfigurationTests {
@Test
void testUseCodeAsDefaultMessageOn() {
this.contextRunner
.withPropertyValues("spring.messages.basename:test/messages",
"spring.messages.use-code-as-default-message:true")
.withPropertyValues("spring.messages.basename=test/messages",
"spring.messages.use-code-as-default-message=true")
.run((context) -> assertThat(context.getBean(MessageSource.class))
.hasFieldOrPropertyWithValue("useCodeAsDefaultMessage", true));
}
@ -181,13 +191,13 @@ class MessageSourceAutoConfigurationTests {
@Test
void existingMessageSourceInParentIsIgnored() {
this.contextRunner.run((parent) -> this.contextRunner.withParent(parent)
.withPropertyValues("spring.messages.basename:test/messages")
.withPropertyValues("spring.messages.basename=test/messages")
.run((context) -> assertThat(context.getMessage("foo", null, "Foo message", Locale.UK)).isEqualTo("bar")));
}
@Test
void messageSourceWithNonStandardBeanNameIsIgnored() {
this.contextRunner.withPropertyValues("spring.messages.basename:test/messages")
this.contextRunner.withPropertyValues("spring.messages.basename=test/messages")
.withUserConfiguration(CustomBeanNameMessageSourceConfiguration.class)
.run((context) -> assertThat(context.getMessage("foo", null, Locale.US)).isEqualTo("bar"));
}

6
spring-boot-project/spring-boot-docs/src/docs/antora/modules/reference/pages/features/internationalization.adoc
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@ -14,10 +14,12 @@ The basename of the resource bundle as well as several other attributes can be c
----
spring:
messages:
basename: "messages,config.i18n.messages"
basename: "messages, config.i18n.messages"
common-messages: "classpath:my-common-messages.properties"
fallback-to-system-locale: false
----
TIP: `spring.messages.basename` supports comma-separated list of locations, either a package qualifier or a resource resolved from the classpath root.
TIP: The configprop:spring.messages.basename[] property supports a list of locations, either a package qualifier or a resource resolved from the classpath root.
The configprop:spring.messages.common-messages[] property supports a list of property file resources.
See javadoc:org.springframework.boot.autoconfigure.context.MessageSourceProperties[] for more supported options.