Examples with FileDoesNotExistException alluxio.exception.FileDoesNotExistException used on opensource projects

Example 16 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class FileSystemClientRestApiTest method delete.

@Test
public void delete() throws Exception {
    AlluxioURI uri = new AlluxioURI("/file");
    writeFile(uri, null);
    new TestCase(mHostname, mPort, PATHS_PREFIX + uri.toString() + "/" + PathsRestServiceHandler.DELETE, NO_PARAMS, HttpMethod.POST, null, TestCaseOptions.defaults().setBody(DeleteOptions.defaults())).run();
    try {
        mFileSystemMaster.getFileInfo(uri);
        Assert.fail("file should have been removed");
    } catch (FileDoesNotExistException e) {
    // Expected
    }
}

Example 17 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class FileSystemClientRestApiTest method rename.

@Test
public void rename() throws Exception {
    AlluxioURI uri1 = new AlluxioURI("/file1");
    AlluxioURI uri2 = new AlluxioURI("/file2");
    writeFile(uri1, null);
    Map<String, String> params = new HashMap<>();
    params.put("dst", uri2.toString());
    new TestCase(mHostname, mPort, PATHS_PREFIX + uri1.toString() + "/" + PathsRestServiceHandler.RENAME, params, HttpMethod.POST, null, TestCaseOptions.defaults().setBody(RenameOptions.defaults())).run();
    try {
        mFileSystemMaster.getFileInfo(uri1);
        Assert.fail("file should have been removed");
    } catch (FileDoesNotExistException e) {
    // Expected
    }
    mFileSystemMaster.getFileInfo(uri2);
}

Example 18 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class FileSystemMasterClientRestApiTest method rename.

@Test
public void rename() throws Exception {
    AlluxioURI uri1 = new AlluxioURI("/file1");
    AlluxioURI uri2 = new AlluxioURI("/file2");
    mFileSystemMaster.createFile(uri1, CreateFileOptions.defaults());
    mFileSystemMaster.completeFile(uri1, CompleteFileOptions.defaults());
    Map<String, String> params = new HashMap<>();
    params.put("srcPath", uri1.toString());
    params.put("dstPath", uri2.toString());
    new TestCase(mHostname, mPort, getEndpoint(FileSystemMasterClientRestServiceHandler.RENAME), params, HttpMethod.POST, null).run();
    try {
        mFileSystemMaster.getFileInfo(uri1);
        Assert.fail("file should have been removed");
    } catch (FileDoesNotExistException e) {
    // Expected
    }
    mFileSystemMaster.getFileInfo(uri2);
}

Example 19 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class WebInterfaceWorkerBlockInfoServlet method getUiFileInfo.

/**
   * Gets the {@link UIFileInfo} object based on URI status.
   *
   * @param status the URI status to use
   * @return the {@link UIFileInfo} object of the file
   * @throws BlockDoesNotExistException if the block does not exist
   * @throws FileDoesNotExistException if the file does not exist
   */
private UIFileInfo getUiFileInfo(URIStatus status) throws BlockDoesNotExistException, FileDoesNotExistException {
    UIFileInfo uiFileInfo = new UIFileInfo(status);
    boolean blockExistOnWorker = false;
    for (long blockId : status.getBlockIds()) {
        if (mBlockWorker.hasBlockMeta(blockId)) {
            blockExistOnWorker = true;
            BlockMeta blockMeta = mBlockWorker.getVolatileBlockMeta(blockId);
            long blockSize = blockMeta.getBlockSize();
            // The block last access time is not available. Use -1 for now.
            // It's not necessary to show location information here since
            // we are viewing at the context of this worker.
            uiFileInfo.addBlock(blockMeta.getBlockLocation().tierAlias(), blockId, blockSize, -1);
        }
    }
    if (!blockExistOnWorker) {
        throw new FileDoesNotExistException(status.getPath());
    }
    return uiFileInfo;
}

Example 20 with FileDoesNotExistException

use of alluxio.exception.FileDoesNotExistException in project alluxio by Alluxio.

the class WebInterfaceWorkerBlockInfoServlet method doGet.

/**
   * Populates attributes before redirecting to a jsp.
   *
   * @param request the {@link HttpServletRequest} object
   * @param response the {@link HttpServletResponse} object
   * @throws ServletException if the target resource throws this exception
   * @throws IOException if the target resource throws this exception
   */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    request.setAttribute("fatalError", "");
    String filePath = request.getParameter("path");
    if (!(filePath == null || filePath.isEmpty())) {
        // Display file block info
        try {
            UIFileInfo uiFileInfo = getUiFileInfo(new AlluxioURI(filePath));
            List<ImmutablePair<String, List<UIFileBlockInfo>>> fileBlocksOnTier = new ArrayList<>();
            for (Entry<String, List<UIFileBlockInfo>> e : uiFileInfo.getBlocksOnTier().entrySet()) {
                fileBlocksOnTier.add(new ImmutablePair<>(e.getKey(), e.getValue()));
            }
            request.setAttribute("fileBlocksOnTier", fileBlocksOnTier);
            request.setAttribute("blockSizeBytes", uiFileInfo.getBlockSizeBytes());
            request.setAttribute("path", filePath);
            getServletContext().getRequestDispatcher("/worker/viewFileBlocks.jsp").forward(request, response);
            return;
        } catch (FileDoesNotExistException e) {
            request.setAttribute("fatalError", "Error: Invalid Path " + e.getMessage());
            getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
            return;
        } catch (IOException e) {
            request.setAttribute("invalidPathError", "Error: File " + filePath + " is not available " + e.getMessage());
            getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
            return;
        } catch (BlockDoesNotExistException e) {
            request.setAttribute("fatalError", "Error: block not found. " + e.getMessage());
            getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
            return;
        } catch (AlluxioException e) {
            request.setAttribute("fatalError", "Error: alluxio exception. " + e.getMessage());
            getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
            return;
        }
    }
    List<Long> fileIds = getSortedFileIds();
    request.setAttribute("nTotalFile", fileIds.size());
    request.setAttribute("orderedTierAliases", new WorkerStorageTierAssoc().getOrderedStorageAliases());
    // URL can not determine offset and limit, let javascript in jsp determine and redirect
    if (request.getParameter("offset") == null && request.getParameter("limit") == null) {
        getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
        return;
    }
    try {
        int offset = Integer.parseInt(request.getParameter("offset"));
        int limit = Integer.parseInt(request.getParameter("limit"));
        List<Long> subFileIds = fileIds.subList(offset, offset + limit);
        List<UIFileInfo> uiFileInfos = new ArrayList<>(subFileIds.size());
        for (long fileId : subFileIds) {
            try {
                uiFileInfos.add(getUiFileInfo(fileId));
            } catch (IOException e) {
                // The file might have been deleted, log a warning and ignore this file.
                LOG.warn("Unable to get file info for fileId {}. {}", fileId, e.getMessage());
            }
        }
        request.setAttribute("fileInfos", uiFileInfos);
    } catch (FileDoesNotExistException e) {
        request.setAttribute("fatalError", "Error: Invalid FileId " + e.getMessage());
        getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
        return;
    } catch (NumberFormatException e) {
        request.setAttribute("fatalError", "Error: offset or limit parse error, " + e.getLocalizedMessage());
        getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
        return;
    } catch (IndexOutOfBoundsException e) {
        request.setAttribute("fatalError", "Error: offset or offset + limit is out of bound, " + e.getLocalizedMessage());
        getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
        return;
    } catch (IllegalArgumentException | AlluxioException e) {
        request.setAttribute("fatalError", e.getLocalizedMessage());
        getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
        return;
    }
    getServletContext().getRequestDispatcher("/worker/blockInfo.jsp").forward(request, response);
}