Example usage for org.springframework.web.multipart.commons CommonsMultipartFile getStorageDescription

Introduction

In this page you can find the example usage for org.springframework.web.multipart.commons CommonsMultipartFile getStorageDescription.

Prototype

public String getStorageDescription() 

Source Link

Document

Return a description for the storage location of the multipart content.

Usage

From source file:org.springframework.web.multipart.commons.CommonsFileUploadSupport.java

/**
 * Parse the given List of Commons FileItems into a Spring MultipartParsingResult,
 * containing Spring MultipartFile instances and a Map of multipart parameter.
 * @param fileItems the Commons FileIterms to parse
 * @param encoding the encoding to use for form fields
 * @return the Spring MultipartParsingResult
 * @see CommonsMultipartFile#CommonsMultipartFile(org.apache.commons.fileupload.FileItem)
 *///  w ww . j  a va  2  s  . c o m
protected MultipartParsingResult parseFileItems(List<FileItem> fileItems, String encoding) {
    MultiValueMap<String, MultipartFile> multipartFiles = new LinkedMultiValueMap<>();
    Map<String, String[]> multipartParameters = new HashMap<>();
    Map<String, String> multipartParameterContentTypes = new HashMap<>();

    // Extract multipart files and multipart parameters.
    for (FileItem fileItem : fileItems) {
        if (fileItem.isFormField()) {
            String value;
            String partEncoding = determineEncoding(fileItem.getContentType(), encoding);
            try {
                value = fileItem.getString(partEncoding);
            } catch (UnsupportedEncodingException ex) {
                if (logger.isWarnEnabled()) {
                    logger.warn("Could not decode multipart item '" + fileItem.getFieldName()
                            + "' with encoding '" + partEncoding + "': using platform default");
                }
                value = fileItem.getString();
            }
            String[] curParam = multipartParameters.get(fileItem.getFieldName());
            if (curParam == null) {
                // simple form field
                multipartParameters.put(fileItem.getFieldName(), new String[] { value });
            } else {
                // array of simple form fields
                String[] newParam = StringUtils.addStringToArray(curParam, value);
                multipartParameters.put(fileItem.getFieldName(), newParam);
            }
            multipartParameterContentTypes.put(fileItem.getFieldName(), fileItem.getContentType());
        } else {
            // multipart file field
            CommonsMultipartFile file = createMultipartFile(fileItem);
            multipartFiles.add(file.getName(), file);
            if (logger.isDebugEnabled()) {
                logger.debug("Found multipart file [" + file.getName() + "] of size " + file.getSize()
                        + " bytes with original filename [" + file.getOriginalFilename() + "], stored "
                        + file.getStorageDescription());
            }
        }
    }
    return new MultipartParsingResult(multipartFiles, multipartParameters, multipartParameterContentTypes);
}

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From source file:org.springframework.web.multipart.commons.CommonsFileUploadSupport.java

/**
 * Cleanup the Spring MultipartFiles created during multipart parsing,
 * potentially holding temporary data on disk.
 * <p>Deletes the underlying Commons FileItem instances.
 * @param multipartFiles Collection of MultipartFile instances
 * @see org.apache.commons.fileupload.FileItem#delete()
 *///from  w  w  w . j av a  2 s .  c  o  m
protected void cleanupFileItems(MultiValueMap<String, MultipartFile> multipartFiles) {
    for (List<MultipartFile> files : multipartFiles.values()) {
        for (MultipartFile file : files) {
            if (file instanceof CommonsMultipartFile) {
                CommonsMultipartFile cmf = (CommonsMultipartFile) file;
                cmf.getFileItem().delete();
                if (logger.isDebugEnabled()) {
                    logger.debug("Cleaning up multipart file [" + cmf.getName() + "] with original filename ["
                            + cmf.getOriginalFilename() + "], stored " + cmf.getStorageDescription());
                }
            }
        }
    }
}

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From source file:ubic.gemma.web.util.upload.CommonsMultipartMonitoredResolver.java

@Override
public void cleanupMultipart(MultipartHttpServletRequest request) {

    if (request instanceof FailedMultipartHttpServletRequest)
        return;//  w w  w  . j  a va  2  s  .c o m

    Map<String, MultipartFile> multipartFiles = request.getFileMap();
    for (MultipartFile multipartFile : multipartFiles.values()) {
        CommonsMultipartFile file = (CommonsMultipartFile) multipartFile;
        if (logger.isDebugEnabled()) {
            logger.debug("Cleaning up multipart file [" + file.getName() + "] with original filename ["
                    + file.getOriginalFilename() + "], stored " + file.getStorageDescription());
        }
        file.getFileItem().delete();
    }
}

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