急!!!求大神难题解答脑筋急转弯

11:29 提问
急急急,求大神指点!!!!!!!!!!!!!!!!!
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'defaultGroupBeanId' defined in class path resource [beanRefContext.xml]: Instanti nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.springframework.context.support.ClassPathXmlApplicationContext]: Constru nested exception is org.springframework.beans.factory.xml.XmlBeanDefinitionStoreException: Line 58 in XML document from file [D:\eclipseworkplace.metadata.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps\platform\WEB-INF\classes\config\spring\applicationContext-services.xml] nested exception is org.xml.sax.SAXParseE lineNumber: 58; columnNumber: 9; cvc-complex-type.2.3: 元素 'beans' 必须不含字符 [子级], 因为该类型的内容类型为“仅元素”。
at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:285)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1077)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:981)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:487)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:293)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:290)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:191)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:636)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:934)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479)
at org.springframework.context.access.ContextSingletonBeanFactoryLocator.initializeDefinition(ContextSingletonBeanFactoryLocator.java:143)
at org.springframework.beans.factory.access.SingletonBeanFactoryLocator.useBeanFactory(SingletonBeanFactoryLocator.java:381)
at org.springframework.web.context.ContextLoader.loadParentContext(ContextLoader.java:566)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:303)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:112)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4939)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5434)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
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----------------------同志你好,我是CSDN问答机器人小N,奉组织之命为你提供参考答案,编程尚未成功,同志仍需努力!
检查下spring的配置文件,看看是否存在非法字符/特殊字符等,报错显示是配置文件的解析出错了。
从报错上看,applicationContext-services.xml 这个文件第58行有错误
检查下beans标签是否闭合,是否有非法字符,如果是eclipse开发工具xml结构有问题是错误提示的
这种错误一般是你xml文档里含有不正确的子元素,我也出现过,是我把注释不小心给去掉了,中文文字变成beans的子元素造成的
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627关注|1706收录录音笔line in模式没插线的情况下能不能录下外部声音?急!!!求大神解答?
如果录音笔自己带麦克风,可以,顺便看看你的录音笔带不带plug in 电压,不然一些麦克风也不能用哦
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社交帐号登录第十二题求大神解答!!关于信号于系统收敛域急!!!!!最好能仔细说明23333&
艾玛士≈S4y
1/((s+1)(s-1))=1/2(1/(s-1)-1/(s+1))因此收敛域是Re{s}>1你的解答是对的
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扫描下载二维码关于图片保存的问题,纠结了好久急求大神解答。。。 - CNode技术社区
这家伙很懒,什么个性签名都没有留下。
我想用Node实现图片文件的存储,然后通过IOS客户端上传。在网上找了好久,一直没能解决问题
app.post('/avatar', function(req, res) {
console.log(req);
if(!(req.query.username)) {
return res.json({
msg: '参数信息不完整'
// 获得文件的临时路径
var tmp_path = req.files.file.
console.log(tmp_path);
// 指定文件上传后的目录 - 示例为&avatars&目录。
var target_path = '../avatars/' + req.files.file.
// 移动文件
fs.rename(tmp_path, target_path, function(err) {
if (err) {
return res.json({
msg: err.toString()
// 删除临时文件夹文件,
fs.unlink(tmp_path, function(err) {
ios客户端上传代码如下
NSString *username = [ZKConstValue getLoginStatus];
if (!username && [username isEqualToString:@&&]) {
NSLog(@&ERROR: postImage,username is valide&);
*pngPath = [NSHomeDirectory() stringByAppendingPathComponent:[NSString stringWithFormat:@&Documents/avatar_%@.png&, username]];
NSData *imageData = UIImagePNGRepresentation(image);
[imageData writeToFile:pngPath atomically:YES];
MKNetworkEngine *networkEngine = [[MKNetworkEngine alloc] initWithHostName:SERVER_URL_WITHOUT_HTTP];
MKNetworkOperation *networkOperation = [networkEngine operationWithPath:[NSString stringWithFormat:@&avatar?username=%@&, username] params:nil httpMethod:@&POST&];
[networkOperation addFile:pngPath forKey:@&file& mimeType:@&image/png&];
[networkOperation setFreezable:YES];
[networkOperation addCompletionHandler:^(MKNetworkOperation *completedOperation) {
NSString *responseString = [completedOperation responseString];
NSLog(@&server response: %@&,responseString);
} errorHandler:^(MKNetworkOperation *completedOperation, NSError *error) {
NSLog(@&Upload avatar error: %@&, error);
[networkEngine enqueueOperation:networkOperation];
curl -X POST &http://192.168.0.100:1337/avatar?username=dbngb& -F &file=@/var/mobile/Containers/Data/Application/1BBC-4A36-8C76-480EE8111C1D/Documents/avatar_dbngb.type=image/png&
这样上传后在服务端打印req.files是undefine,也就是获取不到上传的文件。求帮帮忙!!!
你有加bodyparser或者formidable之类的中间件吗
ps lz好厉害啊,移动开发前后端通吃啊
req.files是undefined肯定是因为你没有安装中间件。没捕获post请求
我已经加了bodyparser中间件,捕获post请求是什么意思
app.use(express.multipart({keepExtensions: true, uploadDir: ‘your_upload_path’}));
这是我express 3 的一个node.js的一段上传用得代码,楼主在app.js中是怎么配置的?
3楼正解,express 4.x以后我都是用的 connect-multiparty 中间件了来获取 req.files 了。
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