import org.springframework.validation.DefaultMessageCodesResolver; //导入依赖的package包/类
@SuppressWarnings("serial")
@Override
public MessageCodesResolver getMessageCodesResolver() {
	return new DefaultMessageCodesResolver() {
		@Override
		public String[] resolveMessageCodes(String errorCode, String objectName) {
			return new String[] { "custom." + errorCode };
		}
	};
}
 

import org.springframework.validation.DefaultMessageCodesResolver; //导入依赖的package包/类
@Test
public void getCustomMessageCodesResolver() {
	given(webMvcConfigurer.getMessageCodesResolver()).willReturn(new DefaultMessageCodesResolver());

	delegatingConfig.setConfigurers(Arrays.asList(webMvcConfigurer));
	delegatingConfig.getMessageCodesResolver();

	verify(webMvcConfigurer).getMessageCodesResolver();
}
 

import org.springframework.validation.DefaultMessageCodesResolver; //导入依赖的package包/类
@Override
public MessageCodesResolver getMessageCodesResolver() {
	if (this.mvcProperties.getMessageCodesResolverFormat() != null) {
		DefaultMessageCodesResolver resolver = new DefaultMessageCodesResolver();
		resolver.setMessageCodeFormatter(
				this.mvcProperties.getMessageCodesResolverFormat());
		return resolver;
	}
	return null;
}
 

import org.springframework.validation.DefaultMessageCodesResolver; //导入依赖的package包/类
public DefaultMessageCodesResolver.Format getMessageCodesResolverFormat() {
	return this.messageCodesResolverFormat;
}
 

import org.springframework.validation.DefaultMessageCodesResolver; //导入依赖的package包/类
public void setMessageCodesResolverFormat(
		DefaultMessageCodesResolver.Format messageCodesResolverFormat) {
	this.messageCodesResolverFormat = messageCodesResolverFormat;
}