home.md

@@ -112,3 +112,21 @@ export function aggregate(entityType: string, arr: any[], context: Context)
 
 export function count(entityType: string, args: object, context: Context) 
 ```
+
+# Logger
+封装了log4js，引用方法
+```
+import { Logger } from 'jz-api-core'
+
+const logger = Logger.getLogger('com.my.company.package.class');
+
+logger.trace('message');
+logger.debug('message');
+logger.info('message');
+logger.warn('message');
+logger.error('message');
+logger.fatal('message');
+```
+
+# Lib
+常用方法
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