feature #I7UJ5N 增加对Java脚本的支持

liteflow-script-plugin/liteflow-script-java/pom.xml

@@ -0,0 +1,27 @@
+<?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">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>com.yomahub</groupId>
+        <artifactId>liteflow-script-plugin</artifactId>
+        <version>${revision}</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>liteflow-script-java</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.yomahub</groupId>
+            <artifactId>liteflow-core</artifactId>
+            <version>${revision}</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.codehaus.janino</groupId>
+            <artifactId>janino</artifactId>
+        </dependency>
+    </dependencies>
+</project>

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

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+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;
+    }
+}