dev-013-guilmall-nacos-openFeign : update code comment, conf, gitignore

.gitignore

@@ -138,6 +138,9 @@ springUserSystem/mvnw.cmd
 springUserSystem/mvnw
 springUserSystem/mvnw*
 
+springEcommerceGuli/backend/nacos-docker-master/example/mysql/
+springEcommerceGuli/backend/nacos-docker-master/example/standalone-logs/
+
 */mvnw*
 */*/mvnw*
 */mvnw.cmd

springEcommerceGuli/backend/EcommerceGuli/gulimall-coupon/src/main/java/com/yen/gulimall/coupon/GulimallCouponApplication.java

@@ -10,6 +10,8 @@
 /**
  *  How to use Nacos as general conf setting
  *
+ *  	PART 1)
+ *
  *      - https://youtu.be/NMSk_q8czyI?t=669
  *
  *      - 1) add Nacos dep (pom.xml)
@@ -27,6 +29,31 @@
  *      - 6) priority:
  *      	- Nacos conf > java conf (e.g. : application.properties)
  *
+ *
+ *
+ *      PART 2)
+ *
+ *      Details
+ *      - https://youtu.be/bDCtpZpNQXE?t=17
+ *
+ *      	- 1) name space:
+ *      		- setting isolation
+ *      		- (default : public)
+ *      		- different env for dev, qa, prod
+ *      		- Note: have to set up which name space you need in bootstrap.properties
+ *       	- 2) setting collection:
+ *       		- all setting collection
+ *       	- 3) setting collection ID:
+ *       			- setting collection's ID (Data ID)
+ *       	- 4) setting group
+ *       		- By default, all setting collections belong to "DEFAULT_GROUP"
+ *       	- 5) Use multiple settings
+ *       		- https://youtu.be/94R9oB39sno?t=19
+ *       		- step 1) setup settings in Nacos
+ *       	 	- step 2) in boostrap.properties, define which settings you want to load (please refer boostrap.properties in this module)
+ *				- step 3) or, can via @Value, @ConfigurationProperties annotation
+ *
+ *
  */
 @EnableDiscoveryClient
 @MapperScan("com.yen.gulimall.coupon.dao")

springEcommerceGuli/backend/EcommerceGuli/gulimall-order/src/main/resources/application.properties

@@ -1,2 +0,0 @@
-
-

springEcommerceGuli/backend/EcommerceGuli/gulimall-order/src/main/resources/bootstrap.properties

@@ -1,4 +1,17 @@
 # https://youtu.be/NMSk_q8czyI?t=134
-
 spring.application.name=gulimall-order
-spring.cloud.nacos.config.server-addr=127.0.0.1:8848
+spring.cloud.nacos.config.server-addr=127.0.0.1:8848
+
+# load conf from Nacos
+# https://youtu.be/94R9oB39sno?t=220
+#spring.cloud.nacos.config.ext-config[0].dataId=datasource.yml
+#spring.cloud.nacos.config.ext-config[0].group=dev
+#spring.cloud.nacos.config.ext-config[0].refresh=true # sync in real-time
+#
+#spring.cloud.nacos.config.ext-config[1].dataId=mybatis.yml
+#spring.cloud.nacos.config.ext-config[1].group=dev
+#spring.cloud.nacos.config.ext-config[1].refresh=true # sync in real-time
+#
+#spring.cloud.nacos.config.ext-config[2].dataId=other.yml
+#spring.cloud.nacos.config.ext-config[2].group=dev
+#spring.cloud.nacos.config.ext-config[2].refresh=true # sync in real-time