根据服务类全路径,方法名,参数全路径,参数json串调用服务类的方法

ゝ一纸荒年。 2022-02-28 12:26 181阅读 0赞

import com.musi.common.utils.JsonUtils;
    import com.musi.common.utils.StringUtils;
    
    import java.lang.reflect.Method;
    
    /**
     * @Author:musi
     * @Date:2019/3/25
     * @Description:
     */
    public class ReflectCode {
        public static void reflect(String serviceClassStr,String serviceMethodStr, String param, String requestClassStr) throws Exception {
            if(StringUtils.isNotEmpty(serviceClassStr)&&StringUtils.isNotEmpty(serviceMethodStr)){
                Class serviceClass = Class.forName(serviceClassStr);
                Object service = serviceClass.newInstance();
                Method method = null;
                if(StringUtils.isNotEmpty(requestClassStr)){
                    Class requestClass = Class.forName(requestClassStr);
                    method = serviceClass.getMethod(serviceMethodStr,requestClass);
                    Object request = requestClass.newInstance();
    
                    if(StringUtils.isNotEmpty(param)){
                        request = JsonUtils.parseObject(param,requestClass);
                    }
                    Object response = method.invoke(service,request);
                }else{
                    method = serviceClass.getMethod(serviceMethodStr);
                    Object response = method.invoke(serviceClass);
                }
            }else{
                throw new RuntimeException("请求的service类或者方法名为空");
            }
        }
        public static void main(String[] args) throws Exception {
            reflect("com.musi.common.test.reflect.TestService","test","{'param':'1111111'}","com.musi.common.test.reflect.RequestParam");
        }
    }