springboot 日期转换器

深碍√TFBOYSˉ_ 2021-10-15 14:29 357阅读 0赞

import org.springframework.core.convert.converter.Converter;  
import org.springframework.stereotype.Component;

import java.text.ParseException;  
import java.text.SimpleDateFormat;  
import java.util.Date;

@Component  
public class MyDateConvert implements Converter<String, Date> \{  
      
    /\*\*  
     \* 配置类型  
     \*/  
    private String \[\] pattern = \{"yyyy-MM-dd","yyyy年MM月dd日"\};  
    @Override  
    public Date convert(String s) \{  
        for (int i=0;i<pattern.length;i++)\{  
            try \{  
                return  new SimpleDateFormat(pattern\[i\]).parse(s);  
            \} catch (ParseException e) \{  
                continue;  
            \}  
        \}  
        return null;  
    \}  
\}

import org.springframework.beans.factory.annotation.Autowired;  
import org.springframework.context.annotation.Configuration;  
import org.springframework.core.convert.support.GenericConversionService;  
import org.springframework.web.bind.support.ConfigurableWebBindingInitializer;  
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;  
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter;

import javax.annotation.PostConstruct;

@Configuration  
public class WebDateConfigurer extends WebMvcConfigurationSupport  \{

@Autowired  
    private RequestMappingHandlerAdapter handlerAdapter;

@PostConstruct  
    public void initEditableAvlidation() \{

ConfigurableWebBindingInitializer initializer = (ConfigurableWebBindingInitializer)handlerAdapter.getWebBindingInitializer();  
        if(initializer.getConversionService()!=null) \{  
            GenericConversionService genericConversionService = (GenericConversionService)initializer.getConversionService();  
            genericConversionService.addConverter(new MyDateConvert());//添加自定义的类型转换器  
        \}  
    \}