Examples with MetadataHeader com.epam.pipeline.manager.metadata.parser.MetadataHeader used on opensource projects

Example 1 with MetadataHeader

use of com.epam.pipeline.manager.metadata.parser.MetadataHeader in project cloud-pipeline by epam.

the class MetadataUploadManager method readFile.

private MetadataParsingResult readFile(Long parentId, MultipartFile file) {
    try {
        final Folder parent = folderManager.load(parentId);
        String delimiter = MetadataParsingUtils.getDelimiterFromFileExtension(file.getOriginalFilename());
        byte[] inputData = file.getBytes();
        MetadataHeader header = new MetadataEntityHeaderParser(delimiter).readHeader(ByteSource.wrap(inputData).openStream());
        validateTypes(header, parentId);
        MetadataClass metadataClass = getOrCreateClass(header.getClassName());
        return new MetadataEntityReader(delimiter, parent, metadataClass).readData(ByteSource.wrap(inputData).openStream(), header.getFields());
    } catch (IOException e) {
        throw new MetadataReadingException(e.getMessage(), e);
    }
}