diff --git a/components/application-mgt/io.entgra.device.mgt.core.application.mgt.core/src/main/java/io/entgra/device/mgt/core/application/mgt/core/impl/FileDownloaderServiceProvider.java b/components/application-mgt/io.entgra.device.mgt.core.application.mgt.core/src/main/java/io/entgra/device/mgt/core/application/mgt/core/impl/FileDownloaderServiceProvider.java index 73facdc367..d63a297956 100644 --- a/components/application-mgt/io.entgra.device.mgt.core.application.mgt.core/src/main/java/io/entgra/device/mgt/core/application/mgt/core/impl/FileDownloaderServiceProvider.java +++ b/components/application-mgt/io.entgra.device.mgt.core.application.mgt.core/src/main/java/io/entgra/device/mgt/core/application/mgt/core/impl/FileDownloaderServiceProvider.java @@ -111,7 +111,8 @@ public class FileDownloaderServiceProvider { throw new FileDownloaderServiceException("Unexpected response code received for the remote url " + downloadUrl); } String contentDisposition = response.header("Content-Disposition"); - String[] fileNameSegments = getFileNameSegments(contentDisposition); + String contentType = response.header("Content-Type"); + String[] fileNameSegments = getFileNameSegments(contentDisposition, contentType); FileMetaEntry fileMetaEntry = new FileMetaEntry(); fileMetaEntry.setSize(Long.parseLong(Objects.requireNonNull(response.header("Content-Length")))); fileMetaEntry.setFileName(fileNameSegments[0] + "-" + UUID.randomUUID()); @@ -123,15 +124,25 @@ public class FileDownloaderServiceProvider { } /** - * Extract file name segments(filename & extensions) from content disposition header + * Extract file name segments(filename & extensions) from content disposition header and content type header * @param contentDisposition Content disposition header value + * @param contentType Content type header value * @return Array of name segments * @throws FileDownloaderServiceException Throws when error occurred while extracting name segments */ - private static String[] getFileNameSegments(String contentDisposition) throws FileDownloaderServiceException { - if (contentDisposition == null) { + private static String[] getFileNameSegments(String contentDisposition, String contentType) throws FileDownloaderServiceException { + if (contentDisposition == null && contentType == null) { throw new FileDownloaderServiceException("Cannot determine the file name for the remote file"); } + + if (contentDisposition == null) { + String []contentTypeSegments = contentType.split("/"); + if (contentTypeSegments.length != 2) { + throw new FileDownloaderServiceException("Encountered wrong content type header value"); + } + return new String[]{ UUID.randomUUID().toString(), contentTypeSegments[contentTypeSegments.length - 1]}; + } + String []contentDispositionSegments = contentDisposition.split("="); if (contentDispositionSegments.length != 2) { throw new FileDownloaderServiceException("Error encountered when constructing file name");