refactor: 重构 sa-token-fastjson、sa-token-fastjson2 适配 SPI 机制

sa-token-plugin/sa-token-fastjson/.gitignore

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+target/
+
+node_modules/
+bin/
+.settings/
+unpackage/
+.classpath
+.project
+
+.factorypath
+
+.idea/
+.iml

sa-token-plugin/sa-token-fastjson/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>sa-token-plugin</artifactId>
+        <groupId>cn.dev33</groupId>
+        <version>${revision}</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>sa-token-fastjson</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>cn.dev33</groupId>
+            <artifactId>sa-token-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>fastjson</artifactId>
+        </dependency>
+    </dependencies>
+</project>

sa-token-plugin/sa-token-fastjson/src/main/java/cn/dev33/satoken/json/SaJsonTemplateForFastjson.java

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+/*
+ * 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.json;
+
+import cn.dev33.satoken.session.SaSessionForFastjsonCustomized;
+import com.alibaba.fastjson.JSON;
+
+import java.util.Map;
+
+/**
+ * JSON 转换器， Fastjson 版实现
+ * 
+ * @author click33
+ * @since 1.34.0
+ */
+public class SaJsonTemplateForFastjson implements SaJsonTemplate {
+
+	/**
+	 * 序列化：对象 -> json 字符串
+	 */
+	@Override
+	public String objectToJson(Object obj) {
+		return JSON.toJSONString(obj);
+	}
+
+	/**
+	 * 反序列化：json 字符串 → 对象
+	 */
+	@Override
+	public Object jsonToObject(String jsonStr) {
+		// TODO: 此处待更改，需要让其自动识别类型
+		return JSON.parseObject(jsonStr, SaSessionForFastjsonCustomized.class);
+	}
+
+	/**
+	 * 反序列化：json 字符串 → Map
+	 */
+	@Override
+	public Map<String, Object> jsonToMap(String jsonStr) {
+		return JSON.parseObject(jsonStr, Map.class);
+	}
+
+}

sa-token-plugin/sa-token-fastjson/src/main/java/cn/dev33/satoken/plugin/SaTokenPluginFastjson.java

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+/*
+ * 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.SaManager;
+import cn.dev33.satoken.json.SaJsonTemplateForFastjson;
+import cn.dev33.satoken.session.SaSessionForFastjsonCustomized;
+import cn.dev33.satoken.strategy.SaStrategy;
+
+/**
+ * SaToken 插件安装：JSON 转换器 - Fastjson 版
+ *
+ * @author click33
+ * @since 1.41.0
+ */
+public class SaTokenPluginFastjson implements SaTokenPlugin {
+
+    @Override
+    public void setup() {
+
+        // 设置JSON转换器：Fastjson 版
+        SaManager.setSaJsonTemplate(new SaJsonTemplateForFastjson());
+
+        // 重写 SaSession 生成策略
+        SaStrategy.instance.createSession = SaSessionForFastjsonCustomized::new;
+
+    }
+
+}

sa-token-plugin/sa-token-fastjson/src/main/java/cn/dev33/satoken/session/SaSessionForFastjsonCustomized.java

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+/*
+ * 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.session;
+
+import cn.dev33.satoken.util.SaFoxUtil;
+import com.alibaba.fastjson.JSON;
+
+/**
+ * Fastjson 定制版 SaSession，重写类型转换API
+ * 
+ * @author click33
+ * @since 1.34.0
+ */
+public class SaSessionForFastjsonCustomized extends SaSession {
+
+	private static final long serialVersionUID = -7600983549653130681L;
+
+	/**
+	 * 构建一个 SaSession 对象
+	 * @param id Session 的 id
+	 */
+	public SaSessionForFastjsonCustomized(String id) {
+		super(id);
+	}
+
+	/**
+	 * 取值 (指定转换类型)
+	 * @param <T> 泛型
+	 * @param key key 
+	 * @param cs 指定转换类型 
+	 * @return 值 
+	 */
+	@Override
+	public <T> T getModel(String key, Class<T> cs) {
+		if(SaFoxUtil.isBasicType(cs)) {
+			return SaFoxUtil.getValueByType(get(key), cs);
+		}
+		return JSON.parseObject(getString(key), cs);
+	}
+
+	/**
+	 * 取值 (指定转换类型, 并指定值为Null时返回的默认值)
+	 * @param <T> 泛型
+	 * @param key key 
+	 * @param cs 指定转换类型 
+	 * @param defaultValue 值为Null时返回的默认值
+	 * @return 值 
+	 */
+	@Override
+	@SuppressWarnings("unchecked")
+	public <T> T getModel(String key, Class<T> cs, Object defaultValue) {
+		Object value = get(key);
+		if(valueIsNull(value)) {
+			return (T)defaultValue;
+		}
+		if(SaFoxUtil.isBasicType(cs)) {
+			return SaFoxUtil.getValueByType(get(key), cs);
+		}
+		return JSON.parseObject(getString(key), cs);
+	}
+
+}

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

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+cn.dev33.satoken.plugin.SaTokenPluginFastjson