refactor: 重构 sa-token-oauth2 插件，将注解鉴权处理器的注册过程放进了SPI插件里

sa-token-plugin/sa-token-oauth2/src/main/java/cn/dev33/satoken/plugin/SaTokenPluginForOAuth2.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2020-2099 sa-token.cc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package cn.dev33.satoken.plugin;
+
+import cn.dev33.satoken.oauth2.annotation.handler.SaCheckAccessTokenHandler;
+import cn.dev33.satoken.oauth2.annotation.handler.SaCheckClientIdSecretHandler;
+import cn.dev33.satoken.oauth2.annotation.handler.SaCheckClientTokenHandler;
+import cn.dev33.satoken.strategy.SaAnnotationStrategy;
+
+/**
+ * SaToken 插件安装：OAuth2 相关功能
+ *
+ * @author click33
+ * @since 1.41.0
+ */
+public class SaTokenPluginForOAuth2 implements SaTokenPlugin {
+
+    @Override
+    public void install() {
+        // 安装 OAuth2 鉴权注解
+        SaAnnotationStrategy.instance.registerAnnotationHandler(new SaCheckAccessTokenHandler());
+        SaAnnotationStrategy.instance.registerAnnotationHandler(new SaCheckClientTokenHandler());
+        SaAnnotationStrategy.instance.registerAnnotationHandler(new SaCheckClientIdSecretHandler());
+    }
+
+}

sa-token-plugin/sa-token-oauth2/src/main/resources/META-INF/satoken/cn.dev33.satoken.plugin.SaTokenPlugin

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+cn.dev33.satoken.plugin.SaTokenPluginForOAuth2