1 ;2
3 ;4
5 ;6 ;7 ;8 ;9 ;10 ;11 ;12 ;13 ;14 ;15 ;16 ;17 ;18 ;19 ;20 ;21 ;22 ;23 ;24 ;25 ;26 ;27
28 /**
29 * {@linkEnableAutoConfiguration Auto-configuration} for {@linkMessageSource}.30 *31 *@authorDave Syer32 *@authorPhillip Webb33 *@authorEddú Meléndez34 */
35 @Configuration36 @ConditionalOnMissingBean(value = , search =)37 @AutoConfigureOrder(Ordered.HIGHEST_PRECEDENCE)38 @Conditional()39 @EnableConfigurationProperties40 public classMessageSourceAutoConfiguration {41
42 private static final Resource[] NO_RESOURCES ={};43
44 @Bean45 @ConfigurationProperties(prefix = "")46 publicMessageSourceProperties messageSourceProperties() {47 return newMessageSourceProperties();48 }49
50 @Bean51 publicMessageSource messageSource(MessageSourceProperties properties) {52 ResourceBundleMessageSource messageSource = newResourceBundleMessageSource();53 if((())) {54 ((55 (())));56 }57 if (() != null) {58 (().name());59 }60 (());61 Duration cacheDuration =();62 if (cacheDuration != null) {63 (());64 }65 (());66 (());67 returnmessageSource;68 }69
70 protected static class ResourceBundleCondition extendsSpringBootCondition {71
72 private static ConcurrentReferenceHashMap cache = new ConcurrentReferenceHashMap<>();73
74 @Override75 publicConditionOutcome getMatchOutcome(ConditionContext context,76 AnnotatedTypeMetadata metadata) {77 String basename =()78 .getProperty("", "messages");79 ConditionOutcome outcome =(basename);80 if (outcome == null) {81 outcome =getMatchOutcomeForBasename(context, basename);82 (basename, outcome);83 }84 returnoutcome;85 }86
87 privateConditionOutcome getMatchOutcomeForBasename(ConditionContext context,88 String basename) {89 message =ConditionMessage90 .forCondition("ResourceBundle");91 for(String name : (92 (basename))) {93 for(Resource resource : getResources((), name)) {94 if(()) {95 returnConditionOutcome96 .match(("bundle").items(resource));97 }98 }99 }100 (101 ("bundle with basename " +basename).atAll());102 }103
104 privateResource[] getResources(ClassLoader classLoader, String name) {105 String target = ('.', '/');106 try{107 return newPathMatchingResourcePatternResolver(classLoader)108 .getResources("classpath*:" + target + ".properties");109 }110 catch(Exception ex) {111 returnNO_RESOURCES;112 }113 }114
115 }116
117 }