feat: add delay interface in tsf-example. (#1705)

Co-authored-by: Fishtail <49390359+fuyuwei01@users.noreply.github.com>

CHANGELOG.md

@@ -13,3 +13,4 @@
 - [feat: support shortest response time lb and least connection lb](https://github.com/Tencent/spring-cloud-tencent/pull/1702)
 - [feat:support traffic mirroring.](https://github.com/Tencent/spring-cloud-tencent/pull/1703)
 - [feat: support custom quickstart circuitbreak delay time.](https://github.com/Tencent/spring-cloud-tencent/pull/1704)
+- [feat: add delay interface in tsf-example.](https://github.com/Tencent/spring-cloud-tencent/pull/1705)

spring-cloud-starter-tencent-polaris-discovery/src/main/resources/META-INF/additional-spring-configuration-metadata.json

@@ -160,7 +160,7 @@
       "description": "polaris loadbalancer."
     },
     {
-      "name": "spring.cloud.loadbalancer.strategy",
+      "name": "spring.cloud.loadbalancer.strategies",
       "type": "java.lang.String",
       "defaultValue": "polarisWeightedRoundRobin",
       "description": "loadbalancer strategy."

spring-cloud-tencent-examples/tsf-example/consumer-demo/src/main/java/com/tencent/cloud/tsf/demo/consumer/controller/ConsumerController.java

@@ -91,6 +91,15 @@ public class ConsumerController {
 	}
 
 
+	@RequestMapping(value = "/echo-rest/slow/{str}", method = RequestMethod.GET)
+	public String restSlowProvider(@PathVariable String str) {
+		try {
+			return restTemplate.getForObject("http://provider-demo/echo/slow/" + str, String.class);
+		}
+		catch (CallAbortedException callAbortedException) {
+			return callAbortedException.getMessage();
+		}
+	}
 	@RequestMapping(value = "/echo-rest-async/{str}", method = RequestMethod.GET)
 	public String restAsync(@PathVariable String str,
 			@RequestParam(required = false) String tagName,

spring-cloud-tencent-examples/tsf-example/provider-demo/src/main/java/com/tencent/cloud/tsf/demo/provider/ProviderController.java

@@ -60,6 +60,8 @@ public class ProviderController {
 
 	private boolean ifBadGateway = false;
 
+	private int delay = 1000;
+
 	// 获取本机ip
 	public static String getInet4Address() {
 		Enumeration<NetworkInterface> nis;
@@ -91,6 +93,14 @@ public class ProviderController {
 		return echoHello;
 	}
 
+	@RequestMapping(value = "/setDelay", method = RequestMethod.GET)
+	public String setSleepTime(@RequestParam("delay") int delay) {
+		this.delay = delay;
+		String result = "set delay time success, delay: " + delay;
+		LOG.info(result);
+		return result;
+	}
+
 	@RequestMapping(value = "/echo/{param}", method = RequestMethod.GET)
 	public ResponseEntity<String> echo(@PathVariable String param) {
 		if (ifBadGateway) {
@@ -143,7 +153,7 @@ public class ProviderController {
 	 */
 	@RequestMapping(value = "/echo/slow/{param}", method = RequestMethod.GET)
 	public String echoSlow(@PathVariable String param, @RequestParam(required = false) Integer delay) throws InterruptedException {
-		int sleepTime = delay == null ? 1000 : delay;
+		int sleepTime = delay == null ? this.delay : delay;
 		LOG.info("slow request param: [" + param + "], Start sleep: [" + sleepTime + "]ms");
 		Thread.sleep(sleepTime);
 		LOG.info("slow request param: [" + param + "], End sleep: [" + sleepTime + "]ms");