FastDFS：文件上传（工具类）

爱被打了一巴掌 2024-03-22 15:31 27阅读 0赞

### FastDFS：文件上传（工具类） ###

#### 依赖 ####

<dependency>
        <groupId>com.github.tobato</groupId>
        <artifactId>fastdfs-client</artifactId>
        <version>1.26.2</version>
    </dependency>

#### 配置文件application.properties ####

fdfs.soTimeout=1501
    fdfs.connectTimeout=601
    fdfs.thumbImage.width=80
    fdfs.thumbImage.height=80
    fdfs.trackerList[0]=192.168.1.70:22122

#### 代码 ####

import java.io.ByteArrayInputStream;
    import java.io.IOException;
    import java.nio.charset.Charset;
    
    import org.apache.commons.io.FilenameUtils;
    import org.apache.commons.lang3.StringUtils;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.stereotype.Component;
    import org.springframework.web.multipart.MultipartFile;
    
    import com.github.tobato.fastdfs.domain.StorePath;
    import com.github.tobato.fastdfs.exception.FdfsUnsupportStorePathException;
    import com.github.tobato.fastdfs.service.FastFileStorageClient;
    
    @Component
    public class FastDFSClient {
        
    
    	@Autowired
    	private FastFileStorageClient storageClient;
    
    //	@Autowired
    //	private AppConfig appConfig; // 项目参数配置
    
    	/**
    	 * 上传文件
    	 * 
    	 * @param file
    	 *            文件对象
    	 * @return 文件访问地址
    	 * @throws IOException
    	 */
    	public String uploadFile(MultipartFile file) throws IOException {
        
    		StorePath storePath = storageClient.uploadFile(file.getInputStream(), file.getSize(),
    				FilenameUtils.getExtension(file.getOriginalFilename()), null);
    		
    		return storePath.getPath();
    	}
    	
    	public String uploadFile2(MultipartFile file) throws IOException {
        
    		StorePath storePath = storageClient.uploadImageAndCrtThumbImage(file.getInputStream(), file.getSize(),
    				FilenameUtils.getExtension(file.getOriginalFilename()), null);
    
    		return storePath.getPath();
    	}
    	
    	public String uploadQRCode(MultipartFile file) throws IOException {
        
    		StorePath storePath = storageClient.uploadFile(file.getInputStream(), file.getSize(),
    				"png", null);
    		
    		return storePath.getPath();
    	}
    	
    	public String uploadFace(MultipartFile file) throws IOException {
        
    		StorePath storePath = storageClient.uploadImageAndCrtThumbImage(file.getInputStream(), file.getSize(),
    				"png", null);
    		
    		return storePath.getPath();
    	}
    	
    	public String uploadBase64(MultipartFile file) throws IOException {
        
    		StorePath storePath = storageClient.uploadImageAndCrtThumbImage(file.getInputStream(), file.getSize(),
    				"png", null);
    		
    		return storePath.getPath();
    	}
    	
    	/**
    	 * 将一段字符串生成一个文件上传
    	 * 
    	 * @param content
    	 *            文件内容
    	 * @param fileExtension
    	 * @return
    	 */
    	public String uploadFile(String content, String fileExtension) {
        
    		byte[] buff = content.getBytes(Charset.forName("UTF-8"));
    		ByteArrayInputStream stream = new ByteArrayInputStream(buff);
    		StorePath storePath = storageClient.uploadFile(stream, buff.length, fileExtension, null);
    		return storePath.getPath();
    	}
    
    	// 封装图片完整URL地址
    //	private String getResAccessUrl(StorePath storePath) {
        
    //		String fileUrl = AppConstants.HTTP_PRODOCOL + appConfig.getResHost() + ":" + appConfig.getFdfsStoragePort()
    //				+ "/" + storePath.getFullPath();
    //		return fileUrl;
    //	}
    
    	/**
    	 * 删除文件
    	 * 
    	 * @param fileUrl
    	 *            文件访问地址
    	 * @return
    	 */
    	public void deleteFile(String fileUrl) {
        
    		if (StringUtils.isEmpty(fileUrl)) {
        
    			return;
    		}
    		try {
        
    			StorePath storePath = StorePath.praseFromUrl(fileUrl);
    			storageClient.deleteFile(storePath.getGroup(), storePath.getPath());
    		} catch (FdfsUnsupportStorePathException e) {
        
    			e.getMessage();
    		}
    	}
    }