org.springframework.util.PropertyPlaceholderHelper#PlaceholderResolver ( )源码实例Demo

private MessageTemplatePlaceholderResolver getPropertyResolver(@NonNull MessageTemplateCompiler compiler) {
    Set<PropertyPlaceholderHelper.PlaceholderResolver> resolvers = new HashSet<>();
    resolvers.add(compiler.getVariables());
    resolvers.addAll(compiler.getResolverSet());
    Locale locale = null;
    if (compiler.getGuild() != null) {
        locale = contextService.getLocale(compiler.getGuild());
        resolvers.add(GuildPlaceholderResolver.of(compiler.getGuild(), locale, applicationContext, "server"));
    }
    if (compiler.getMember() != null) {
        if (locale == null) {
            locale = contextService.getLocale(compiler.getMember().getGuild());
        }
        resolvers.add(MemberPlaceholderResolver.of(compiler.getMember(), locale, applicationContext, "member"));
    }
    TextChannel channel = getTargetChannel(compiler);
    if (channel != null) {
        if (locale == null) {
            locale = contextService.getLocale(channel.getGuild());
        }
        resolvers.add(ChannelPlaceholderResolver.of(channel, locale, applicationContext, "channel"));
    }
    return new MessageTemplatePlaceholderResolver(resolvers);
}
 

public MessageTemplateCompiler withResolver(PropertyPlaceholderHelper.PlaceholderResolver resolver) {
    this.resolverSet.add(resolver);
    return this;
}
 

public MessageTemplatePlaceholderResolver(PropertyPlaceholderHelper.PlaceholderResolver... resolvers) {
    this(resolvers != null ? Arrays.asList(resolvers) : Collections.emptySet());
}
 

public MessageTemplatePlaceholderResolver(Collection<? extends PropertyPlaceholderHelper.PlaceholderResolver> resolvers) {
    this.resolvers = Set.copyOf(resolvers);
}
 

private String replacePlaceholders(
		PropertyPlaceholderHelper.PlaceholderResolver resolver, String input) {
	return this.propertyPlaceholderHelper.replacePlaceholders(input, resolver);
}