全局处理异常数据映射

桃扇骨 2021-12-21 09:57 108阅读 0赞

### 全局处理异常数据映射 ###

@Configuration
    public class DataConverConfig { 
        //处理接收的中国标准时间字符串和"null"映射Date异常
        @Bean
        public Converter<String, Date> stringDateConvert() { 
            return new Converter<String, Date>() { 
                @Override
                public Date convert(String source) { 
                    if(StringUtils.isEmpty(source) || "null".equals(source)){ 
                        return  null;
                    }
                    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
                    Date date = null;
                    try { 
                        date = sdf.parse((String) source);
                    } catch (Exception e) { 
                        SimpleDateFormat sdfday = new SimpleDateFormat("yyyy-MM-dd");
                        try { 
                            date = sdfday.parse((String) source);
                        } catch (ParseException e1) { 
                            //处理中国标准时间字符串
                            try { 
                                source = source.replace("GMT", "").replaceAll("\\(.*\\)", "");
                                SimpleDateFormat format = new SimpleDateFormat("EEE MMM dd yyyy HH:mm:ss z", Locale.ENGLISH);
                                date = format.parse(source);
                                return date;
                            } catch (Exception exe) { 
                                return null;
                            }
                        }
                    }
                    return date;
                }
            };
        }
        //处理接收的"null"映射Long异常
        @Bean
        public Converter<String, Long> stringLongConvert() { 
            return new Converter<String, Long>() { 
                @Override
                public Long convert(String source) { 
                    try { 
                        if ("null".equals(source)) { 
                            return null;
                        }
                    } catch (Exception e1) { 
                        e1.printStackTrace();
                        return null;
                    }
                    return Long.valueOf(source);
                }
            };
        }
    
    }