{"record":{"id":"23a8aea2fe61f8ab","repo":"chinabugotech/hutool","slug":"unknown-timeunit-constant","errorCode":null,"errorMessage":"Unknown TimeUnit constant","messagePattern":"Unknown TimeUnit constant","errorType":"exception","errorClass":"IllegalArgumentException","httpStatus":null,"severity":"error","filePath":"hutool-core/src/main/java/cn/hutool/core/date/TemporalUtil.java","lineNumber":73,"sourceCode":"\t\t\treturn null;\n\t\t}\n\t\tswitch (unit) {\n\t\t\tcase NANOSECONDS:\n\t\t\t\treturn ChronoUnit.NANOS;\n\t\t\tcase MICROSECONDS:\n\t\t\t\treturn ChronoUnit.MICROS;\n\t\t\tcase MILLISECONDS:\n\t\t\t\treturn ChronoUnit.MILLIS;\n\t\t\tcase SECONDS:\n\t\t\t\treturn ChronoUnit.SECONDS;\n\t\t\tcase MINUTES:\n\t\t\t\treturn ChronoUnit.MINUTES;\n\t\t\tcase HOURS:\n\t\t\t\treturn ChronoUnit.HOURS;\n\t\t\tcase DAYS:\n\t\t\t\treturn ChronoUnit.DAYS;\n\t\t\tdefault:\n\t\t\t\tthrow new IllegalArgumentException(\"Unknown TimeUnit constant\");\n\t\t}\n\t}\n\n\t/**\n\t * 转换 {@link ChronoUnit} 到 {@link TimeUnit}.\n\t *\n\t * @param unit {@link ChronoUnit}，如果为{@code null}返回{@code null}\n\t * @return {@link TimeUnit}\n\t * @throws IllegalArgumentException 如果{@link TimeUnit}没有对应单位抛出\n\t * @since 5.7.16\n\t */\n\tpublic static TimeUnit toTimeUnit(ChronoUnit unit) throws IllegalArgumentException {\n\t\tif (null == unit) {\n\t\t\treturn null;\n\t\t}\n\t\tswitch (unit) {\n\t\t\tcase NANOS:\n\t\t\t\treturn TimeUnit.NANOSECONDS;","sourceCodeStart":55,"sourceCodeEnd":91,"githubUrl":"https://github.com/chinabugotech/hutool/blob/8870454b2a0c29cc6ffd31dcf5667c8ceb2fc442/hutool-core/src/main/java/cn/hutool/core/date/TemporalUtil.java#L55-L91","documentation":"Error \"Unknown TimeUnit constant\" thrown in chinabugotech/hutool.","triggerScenarios":"Thrown at hutool-core/src/main/java/cn/hutool/core/date/TemporalUtil.java:73 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Use a supported java.util.concurrent.TimeUnit constant (NANOSECONDS through DAYS).","Add a mapping for the TimeUnit you need before calling the conversion."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"8870454b2a0c29cc6ffd31dcf5667c8ceb2fc442","analyzedAt":"2026-08-14T04:01:12.892Z","schemaVersion":2},"datasetVersion":"2026-08-14T05:17:29.042Z"}