火力规则：返回平台以及组件

solution-rule/src/main/java/com/solution/rule/handler/AbstractRuleChainHandler.java

@@ -0,0 +1,43 @@
+package com.solution.rule.handler;
+
+import cn.hutool.core.util.ObjectUtil;
+import com.solution.rule.domain.RuleParam;
+
+/**
+ * 规则链抽象类
+ */
+public abstract class AbstractRuleChainHandler {
+
+
+    private AbstractRuleChainHandler nextHandler;
+
+
+    /**
+     * 执行过滤方法
+     * @param ruleParam
+     * @return
+     */
+    public abstract RuleParam doHandler(RuleParam ruleParam);
+
+
+    /**
+     * 执行下一个处理器
+     * @param ruleParam
+     * @return
+     */
+    public RuleParam doNextHandler(RuleParam ruleParam){
+        if(ObjectUtil.isEmpty(nextHandler) || ObjectUtil.isNotEmpty(ruleParam)){
+            return ruleParam;
+        }
+        return nextHandler.doHandler(ruleParam);
+    }
+
+    /**
+     * 设置下游handler
+     * @param nextHandler
+     */
+    public void setNextHandler(AbstractRuleChainHandler nextHandler) {
+        this.nextHandler = nextHandler;
+    }
+
+}