增加路由策略过滤器的执行顺序配置项

discovery-plugin-strategy-starter-gateway/src/main/java/com/nepxion/discovery/plugin/strategy/gateway/constant/GatewayStrategyConstant.java

+package com.nepxion.discovery.plugin.strategy.gateway.constant;
+
+/**
+ * <p>Title: Nepxion Discovery</p>
+ * <p>Description: Nepxion Discovery</p>
+ * <p>Copyright: Copyright (c) 2017-2050</p>
+ * <p>Company: Nepxion</p>
+ * @author Haojun Ren
+ * @version 1.0
+ */
+
+public class GatewayStrategyConstant {
+    public static final String SPRING_APPLICATION_STRATEGY_GATEWAY_FILTER_ORDER = "spring.application.strategy.gateway.filter.order";
+}
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discovery-plugin-strategy-starter-gateway/src/main/java/com/nepxion/discovery/plugin/strategy/gateway/filter/GatewayStrategyFilter.java

@@ -13,16 +13,22 @@ import reactor.core.publisher.Mono;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.cloud.gateway.filter.GatewayFilterChain;
 import org.springframework.cloud.gateway.filter.GlobalFilter;
 import org.springframework.core.Ordered;
+import org.springframework.core.env.ConfigurableEnvironment;
 import org.springframework.web.server.ServerWebExchange;
 
+import com.nepxion.discovery.plugin.strategy.gateway.constant.GatewayStrategyConstant;
 import com.nepxion.discovery.plugin.strategy.gateway.context.GatewayStrategyContext;
 
 public class GatewayStrategyFilter implements GlobalFilter, Ordered {
     private static final Logger LOG = LoggerFactory.getLogger(GatewayStrategyFilter.class);
 
+    @Autowired
+    private ConfigurableEnvironment environment;
+
     @Override
     public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
         LOG.debug("Gateway strategy context is set with {}", exchange);
@@ -34,6 +40,6 @@ public class GatewayStrategyFilter implements GlobalFilter, Ordered {
 
     @Override
     public int getOrder() {
-        return -400;
+        return environment.getProperty(GatewayStrategyConstant.SPRING_APPLICATION_STRATEGY_GATEWAY_FILTER_ORDER, Integer.class, 9999);
     }
 }
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discovery-springcloud-example-gateway/src/main/java/com/nepxion/discovery/plugin/example/gateway/impl/MyGatewayFilter.java

@@ -30,7 +30,7 @@ public class MyGatewayFilter implements GlobalFilter, Ordered {
 
     @Override
     public int getOrder() {
-        // Order必须小于-400
-        return -500;
+        // Order必须小于9999
+        return 9998;
     }
 }
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discovery-springcloud-example-gateway/src/main/resources/bootstrap.properties

@@ -72,4 +72,6 @@ spring.boot.admin.client.url=http://localhost:5555
 # 开启和关闭策略扩展功能的控制。一旦关闭，用户自定义和编程灰度路由策略功能将失效。缺失则默认为true
 # spring.application.strategy.control.enabled=true
 # 开启和关闭Ribbon默认的ZoneAvoidanceRule负载均衡策略。一旦关闭，则使用RoundRobin简单轮询负载均衡策略。缺失则默认为true
-# spring.application.strategy.zone.avoidance.rule.enabled=true
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+# spring.application.strategy.zone.avoidance.rule.enabled=true
+# 路由策略过滤器的执行顺序（Order）。缺失则默认为9999
+# spring.application.strategy.gateway.filter.order=9999
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