java 内嵌Groovy动态脚本操作

package com.WEBTest.dynamicGroovy.controller; 
import groovy.lang.GroovyObject; 
import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
 
import javax.servlet.Http.httpservletRequest; 
import org.apache.log4j.Logger;
import org.codehaus.groovy.control.CompilationFailedException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
 
import com.base.common.GroovyUtils;
import com.webTest.dynamicGroovy.bean.GroovyBean;
import com.webTest.dynamicGroovy.groovyInterface.CallBackGroovyInvoke;
import com.webTest.dynamicGroovy.service.CallBackGroovy;
 
@Controller
@RequestMapping("/groovyTest")
public class GroovyControl {	
	private Logger logger = Logger.getLogger(GroovyControl.class);		
	@Autowired
	private CallBackGroovy callBackGroovy;		
	@ResponseBody
	@RequestMapping(value="/groovy1.do",method={RequestMethod.GET,RequestMethod.POST})
	public  Object testGroovy(HttpServletRequest request) throws CompilationFailedException, IOException, InstantiationException, IllegalAccessException, ClassNotFoundException{
		logger.info("测试动态脚本语言Groovy Begin。。。");
		String name="崔春驰";
		String realPath = request.getSession().getServletContext().getRealPath("groovyFile");
		String groovyNameString = "\\hello.groovy";
		String path = realPath+groovyNameString;
		File file = new File(path);
		
		//获得class，并存放入堆缓存
		Class<?> groovyClass = GroovyUtils.CLASS_LOADER.parseClass("myFirstGroovy",file,true);
		//获取groovyObject的实例
		GroovyObject  groovyObject = (GroovyObject) groovyClass.newInstance();
		//反射执行方法，得到返回信息   传多个参数 new Object[]{bean,request,new HashMap<>()}
		Object invokeResult = groovyObject.invokeMethod("sayHello", name);
		if(invokeResult != null){
			System.out.println(invokeResult.toString());
		}
		//清楚缓存中的map  是为了grrovy脚本变化，清楚堆中缓存，重新类加载
		logger.info("测试动态脚本语言Groovy End。。。");
		return invokeResult;
	}
	
	@ResponseBody
	@RequestMapping(value="/groovy2.do",method={RequestMethod.GET,RequestMethod.POST})
	public  Object testGroovy2(HttpServletRequest request) throws CompilationFailedException, IOException, InstantiationException, IllegalAccessException, ClassNotFoundException{
		logger.info("测试动态脚本语言Groovy2 Begin。。。");
		String realPath = request.getSession().getServletContext().getRealPath("groovyFile");
		String groovyNameString = "\\testGroovyBean.groovy";
		String path = realPath+groovyNameString;
		File file = new File(path);
		
		GroovyBean bean = new GroovyBean();
		bean.setNameString("王小二");bean.setAge(12);
		Map<String, Object> map = new HashMap<>();
		map.put("address", "江苏南京");
		
		//获得class，并存放入堆缓存
		Class<?> groovyClass = GroovyUtils.CLASS_LOADER.parseClass("mySecondGroovy",file,true);
		//获取groovyObject的实例
		CallBackGroovyInvoke  groovyObject = (CallBackGroovyInvoke) groovyClass.newInstance();
		//反射执行方法，得到返回信息
		Object doCallBackVal = groovyObject.doCallBack(bean, request, map);
		
		if(doCallBackVal instanceof GroovyBean){
			GroovyBean bean2  = (GroovyBean) doCallBackVal;
			System.out.println("用户信息---》"+bean2.getNameString() + ":"+bean2.getAge()+"岁");
		}
		System.out.println("统一groovy接口返回数据————————》"+doCallBackVal);
		//清楚缓存中的map  是为了grrovy脚本变化，清楚堆中缓存，重新类加载
		logger.info("测试动态脚本语言Groovy2 End。。。");
		return doCallBackVal;
	}
	
	@ResponseBody
	@RequestMapping(value="/clearGroovyCache.do",method={RequestMethod.GET,RequestMethod.POST})
	public void clearCache(){
		//根据指定key来清楚
		GroovyUtils.CLASS_LOADER.clearCache("myFirstGroovy");
		//清楚所有
		GroovyUtils.CLASS_LOADER.clearCache();
	}
}

public class GroovyUtils { 
 public static GroovyClassLoaderCommon CLASS_LOADER = null; 
 static {
  CompilerConfiguration configuration = CompilerConfiguration.DEFAULT;
  configuration.setSourceEncoding("UTF-8");
  CLASS_LOADER = new GroovyClassLoaderCommon(GroovyControl.class.getClassLoader(), configuration);
 } 
}

package com.webTest.dynamicGroovy; 
import groovy.lang.GroovyClassLoader;
import groovy.lang.GroovyCodeSource; 
import java.io.File;
import java.io.FileNotFoundException;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap; 
import org.codehaus.groovy.control.CompilationFailedException;
import org.codehaus.groovy.control.CompilerConfiguration; 
public final class GroovyClassLoaderCommon extends GroovyClassLoader{
	
	//这一步可以放入分布式缓存中，如Redis中，统一来管理，防止多次对groovy的变动，可以根据缓存开关来及时的更新到JVM中
	private static final Map<String, Object> CACHEMAP_MAP = new ConcurrentHashMap<>();
	
	public GroovyClassLoaderCommon() {
		super();
	}
	
	public GroovyClassLoaderCommon(ClassLoader loader, CompilerConfiguration config){
		super(loader, config);
	}
	
	
	public Class<?> parseClass(String key,File file,
			boolean shouldCacheSource) throws CompilationFailedException, FileNotFoundException {
		GroovyCodeSource codeSource = new GroovyCodeSource(file);
		codeSource.setCachable(shouldCacheSource);
		if(shouldCacheSource) CACHEMAP_MAP.put(key, codeSource.getName());
		return super.parseClass(codeSource);
	}
	
	
	public void clearCache(){
		synchronized (this) {
			sourceCache.clear();
		}
	}
	
	public void clearCache(String key){
		Object value = CACHEMAP_MAP.get(key);
		synchronized (this) {
			if(sourceCache.containsKey(value)) sourceCache.remove(value);
			if(CACHEMAP_MAP.containsKey(key)) CACHEMAP_MAP.remove(key);
		}
	} 
}

 
import java.util.Date; 
def sayHello(name){
	println name+"向你说 “你好！！”";
	def date = new Date();
	return "success sayHello()+test  groovy" +date;
} 
<!--可以直接调用 -->
sayHello('asda');

import com.webTest.dynamicGroovy.groovyInterface.CallBackGroovyInvoke;
import javax.servlet.http.HttpServletRequest;
import java.util.Map;
import com.webTest.dynamicGroovy.bean.GroovyBean;
import org.slf4j.Logger
import org.slf4j.LoggerFactory
 
class testGroovyBean implements CallBackGroovyInvoke{
	public static final Logger LOGGER = LoggerFactory.getLogger(testGroovyBean.class);	
	def doCallBack(GroovyBean bean ,HttpServletRequest request, Map<String, Object> map){
		LOGGER.info("groovy 中记录日志。。。。");
		println "测试接口groovy 获取用户信息："+bean.getNameString() + " ；年龄:"+bean.getAge();
		println "设置用户信息：";
		bean.setNameString("蛮王");bean.setAge(200);
		def map1 = ['name':'王大锤','sex':'男'];
		map = map+map1+['weight':'160'];
		def str =  otherMethod();
		LOGGER.info(str);
//		return map
		return bean;
	}
	
	def otherMethod(){
		println "在不重启应用的情况下，调用内部其他方法";
		return "我进入了，另一个方法！";
	}
}