feat: 新增 SaSerializerTemplate 序列化器

sa-token-core/src/main/java/cn/dev33/satoken/SaManager.java

@@ -30,6 +30,8 @@ import cn.dev33.satoken.listener.SaTokenEventCenter;
 import cn.dev33.satoken.log.SaLog;
 import cn.dev33.satoken.log.SaLogForConsole;
 import cn.dev33.satoken.same.SaSameTemplate;
+import cn.dev33.satoken.serializer.SaSerializerTemplate;
+import cn.dev33.satoken.serializer.SaSerializerTemplateDefaultImpl;
 import cn.dev33.satoken.sign.SaSignTemplate;
 import cn.dev33.satoken.stp.StpInterface;
 import cn.dev33.satoken.stp.StpInterfaceDefaultImpl;
@@ -226,6 +228,25 @@ public class SaManager {
 		return saJsonTemplate;
 	}
 
+	/**
+	 * 序列化器
+	 */
+	private volatile static SaSerializerTemplate saSerializerTemplate;
+	public static void setSaSerializerTemplate(SaSerializerTemplate saSerializerTemplate) {
+		SaManager.saSerializerTemplate = saSerializerTemplate;
+		SaTokenEventCenter.doRegisterComponent("SaSerializerTemplate", saSerializerTemplate);
+	}
+	public static SaSerializerTemplate getSaSerializerTemplate() {
+		if (saSerializerTemplate == null) {
+			synchronized (SaManager.class) {
+				if (saSerializerTemplate == null) {
+					SaManager.saSerializerTemplate = new SaSerializerTemplateDefaultImpl();
+				}
+			}
+		}
+		return saSerializerTemplate;
+	}
+
 	/**
 	 * API 参数签名
 	 */

sa-token-core/src/main/java/cn/dev33/satoken/serializer/SaSerializerTemplate.java

@@ -0,0 +1,42 @@
+/*
+ * 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.serializer;
+
+/**
+ * 序列化器
+ * 
+ * @author click33
+ * @since 1.41.0
+ */
+public interface SaSerializerTemplate {
+
+	/**
+	 * 序列化：对象 -> 字符串
+	 *
+	 * @param obj /
+	 * @return /
+	 */
+	String objectToString(Object obj);
+
+	/**
+	 * 反序列化：字符串 → 对象
+	 *
+	 * @param str /
+	 * @return /
+	 */
+	Object stringToObject(String str);
+
+}

sa-token-core/src/main/java/cn/dev33/satoken/serializer/SaSerializerTemplateDefaultImpl.java

@@ -0,0 +1,38 @@
+/*
+ * 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.serializer;
+
+import cn.dev33.satoken.SaManager;
+
+/**
+ * 序列化器，默认实现类 (使用 json 转换器)
+ *
+ * @author click33
+ * @since 1.41.0
+ */
+public class SaSerializerTemplateDefaultImpl implements SaSerializerTemplate {
+
+	@Override
+	public String objectToString(Object obj) {
+		return SaManager.getSaJsonTemplate().objectToJson(obj);
+	}
+
+	@Override
+	public Object stringToObject(String str) {
+		return SaManager.getSaJsonTemplate().jsonToObject(str);
+	}
+
+}