feature #I7UJ5N 增加对Java脚本的支持

liteflow-script-plugin/liteflow-script-java/src/main/java/com/yomahub/liteflow/script/java/JavaExecutor.java

@@ -0,0 +1,38 @@
+package com.yomahub.liteflow.script.java;
+
+import com.yomahub.liteflow.enums.ScriptTypeEnum;
+import com.yomahub.liteflow.script.ScriptExecuteWrap;
+import com.yomahub.liteflow.script.ScriptExecutor;
+import org.codehaus.commons.compiler.CompilerFactoryFactory;
+import org.codehaus.commons.compiler.IScriptEvaluator;
+
+public class JavaExecutor extends ScriptExecutor {
+    @Override
+    public void load(String nodeId, String script) {
+        // 创建Janino脚本Evaluator
+        /*IScriptEvaluator se = CompilerFactoryFactory.getDefaultCompilerFactory().newScriptEvaluator();
+        // 返回值类型指定为Object以支持不同脚本
+        se.setReturnType(Object.class);
+        // 指定Janino脚本里的变量名及类型，为通用起见，只设置一个Object类型的变量
+        se.setParameters(new String[] { JANINO_SCRIPT_PARAMETER_NAME }, new Class[] { Object.class });
+        // 编译
+        se.cook(script);
+        // 缓存编译过的Evaluator
+        compiledScriptMap.put(nodeId, se);*/
+    }
+
+    @Override
+    public Object executeScript(ScriptExecuteWrap wrap) throws Exception {
+        return null;
+    }
+
+    @Override
+    public void cleanCache() {
+
+    }
+
+    @Override
+    public ScriptTypeEnum scriptType() {
+        return null;
+    }
+}