FastDfsUtil

本文介绍了一个使用Java实现的FastDFS客户端类,该类能够连接到FastDFS服务器并提供文件上传功能。支持从本地文件路径上传文件,也可以直接通过字节数组上传文件内容,并允许指定文件扩展名和元数据。

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public class FastDFSClient {


private TrackerClient trackerClient = null;
private TrackerServer trackerServer = null;
private StorageServer storageServer = null;
private StorageClient1 storageClient = null;

public FastDFSClient(String conf) throws Exception {
if (conf.contains("classpath:")) {
conf = conf.replace("classpath:", this.getClass().getResource("/").getPath());
}
ClientGlobal.init(conf);
trackerClient = new TrackerClient();
trackerServer = trackerClient.getConnection();
storageServer = null;
storageClient = new StorageClient1(trackerServer, storageServer);
}

/**
* 上传文件方法
* <p>Title: uploadFile</p>
* <p>Description: </p>
* @param fileName 文件全路径
* @param extName 文件扩展名,不包含(.)
* @param metas 文件扩展信息
* @return
* @throws Exception
*/
public String uploadFile(String fileName, String extName, NameValuePair[] metas) throws Exception {
String result = storageClient.upload_file1(fileName, extName, metas);
return result;
}

public String uploadFile(String fileName) throws Exception {
return uploadFile(fileName, null, null);
}

public String uploadFile(String fileName, String extName) throws Exception {
return uploadFile(fileName, extName, null);
}

/**
* 上传文件方法
* <p>Title: uploadFile</p>
* <p>Description: </p>
* @param fileContent 文件的内容,字节数组
* @param extName 文件扩展名
* @param metas 文件扩展信息
* @return
* @throws Exception
*/
public String uploadFile(byte[] fileContent, String extName, NameValuePair[] metas) throws Exception {

String result = storageClient.upload_file1(fileContent, extName, metas);
return result;
}

public String uploadFile(byte[] fileContent) throws Exception {
return uploadFile(fileContent, null, null);
}

public String uploadFile(byte[] fileContent, String extName) throws Exception {
return uploadFile(fileContent, extName, null);
}
}
org.csource.common.MyException: getStoreStorage fail, errno code: 2 at org.csource.fastdfs.StorageClient.newReadableStorageConnection(StorageClient.java:1767) at org.csource.fastdfs.StorageClient.download_file(StorageClient.java:1219) at org.csource.fastdfs.StorageClient.download_file(StorageClient.java:1206) at com.wzdigit.framework.utils.FastDFSUtil.downFile(FastDFSUtil.java:209) at com.wzdigit.srm.dsr.utils.FileUtil.getSingleFile(FileUtil.java:51) at com.wzdigit.srm.dsr.service.bidding.BiddingorderService.getVendorQuotation(BiddingorderService.java:796) at com.wzdigit.srm.dsr.service.bidding.BiddingorderService.sendEmail(BiddingorderService.java:746) at com.wzdigit.srm.dsr.service.bidding.BiddingorderService$$FastClassBySpringCGLIB$$ebfcbd5a.invoke(<generated>) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:771) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:749) at com.alibaba.druid.support.spring.stat.DruidStatInterceptor.invoke(DruidStatInterceptor.java:73) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:749) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:691) at com.wzdigit.srm.dsr.service.bidding.BiddingorderService$$EnhancerBySpringCGLIB$$80ace30.sendEmail(<generated>) at com.wzdigit.srm.dsr.service.bidding.BiddingorderService$$FastClassBySpringCGLIB$$ebfcbd5a.invoke(<generated>) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
06-13
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