Java调用Groovy

<dependency>
    <groupId>org.codehaus.groovy</groupId>
    <artifactId>groovy</artifactId>
</dependency>

println 'I am ' + name;
println 'My age is ' + age;
System.out.println(dd);

public static void main(String[] args) throws Exception {
    Binding binding = new Binding();
    GroovyShell shell = new GroovyShell(binding);
    binding.setVariable("name", "bo");
    binding.setVariable("age", "23");
    binding.setVariable("dd", 11);
    //1. 执行包含脚本的文件
    File file = new File("D:\\testGro.sh");
    shell.evaluate(file);
    //2. 执行脚本
    binding.setVariable("strs", new String[]{"A", "B", "C"});
    String join = (String) shell.evaluate("def call(){return strs.join('-')}; call()");
    System.out.println(join);
    //3. 执行java代码
    shell.evaluate("String str = \"one str\";\n" +
            "        System.out.println(str);");
    shell = null;
    binding = null;
}

I am bo
My age is 23
11
A-B-C
one str