Example usage for org.apache.commons.vfs2 FileObject exists

Introduction

In this page you can find the example usage for org.apache.commons.vfs2 FileObject exists.

Prototype

boolean exists() throws FileSystemException;

Source Link

Document

Determines if this file exists.

Usage

From source file:org.obiba.opal.core.service.SubjectProfileServiceImpl.java

private void ensureUserHomeExists(String username) {
    try {/*from   www . j a va 2 s .  c  o  m*/
        if (!opalRuntime.hasFileSystem())
            return;
        FileObject home = opalRuntime.getFileSystem().getRoot().resolveFile("/home/" + username);
        if (!home.exists()) {
            log.info("Creating user home: /home/{}", username);
            home.createFolder();
        }
    } catch (FileSystemException e) {
        log.error("Failed creating user home.", e);
    }
}

From source file:org.obiba.opal.shell.commands.DecryptCommand.java

private void decryptFiles(Iterable<String> encryptedFilePaths, FileObject outputDir) {
    for (String path : encryptedFilePaths) {
        try {/*from   www .  jav a  2 s . c  om*/
            FileObject encryptedFile = getEncryptedFile(path);
            if (encryptedFile.exists()) {
                getShell().printf("Decrypting input file %s\n", path);
                decryptFile(encryptedFile, outputDir);
            } else {
                getShell().printf("Skipping non-existent input file %s\n", path);
            }
        } catch (IOException ex) {
            getShell().printf("Unexpected decrypt exception: %s, skipping\n", ex.getMessage());
            ex.printStackTrace(System.err);
        }
    }
}

From source file:org.obiba.opal.shell.commands.EncryptCommand.java

private void encryptFiles(Iterable<String> decryptedFilePaths, FileObject outputDir) {
    for (String path : decryptedFilePaths) {
        try {//from ww w . j ava2s  .  co  m
            FileObject decryptedFile = getFile(path);
            if (decryptedFile.exists()) {
                getShell().printf("Decrypting input file %s\n", path);
                encryptFile(decryptedFile, outputDir);
            } else {
                getShell().printf("Skipping non-existent input file %s\n", path);
            }
        } catch (IOException ex) {
            getShell().printf("Unexpected decrypt exception: %s, skipping\n", ex.getMessage());
            ex.printStackTrace(System.err);
        }
    }
}

From source file:org.obiba.opal.shell.commands.ImportCommand.java

private List<FileObject> resolveFiles(Iterable<String> filePaths) {
    List<FileObject> files = new ArrayList<>();
    FileObject file;
    for (String filePath : filePaths) {
        try {/*from   w w  w.ja v  a  2s  .c  o m*/
            file = getFileToImport(filePath);
            if (file == null || !file.exists()) {
                getShell().printf("'%s' does not exist\n", filePath);
                continue;
            }
            addFile(files, file);
        } catch (FileSystemException e) {
            getShell().printf("Cannot resolve the following path : %s, skipping import...");
            log.warn("Cannot resolve the following path : {}, skipping import...", e);
        }
    }
    return files;
}

From source file:org.obiba.opal.shell.commands.ReportCommand.java

private void deleteFileSilently(FileObject file) {
    try {//  w  ww.j ava 2  s  . c  om
        if (file.exists()) {
            file.delete();
        }
    } catch (FileSystemException ex) {
        log.error("Could not delete file: {}", file.getName().getPath());
    }
}

From source file:org.obiba.opal.web.FilesResource.java

@GET
@Path("/_meta/{path:.*}")
@NoAuthorization//from  w ww .j  a  va2 s. c  o  m
public Response getFileDetails(@PathParam("path") String path) throws FileSystemException {
    FileObject file = resolveFileInFileSystem(path);
    return file.exists() ? file.getType() == FileType.FILE ? getFileDetails(file) : getFolderDetails(file)
            : getPathNotExistResponse(path);
}

From source file:org.obiba.opal.web.FilesResource.java

@GET
@Path("/{path:.*}")
@AuthenticatedByCookie/*from   www  .j  a v a 2s.co  m*/
public Response getFile(@PathParam("path") String path, @QueryParam("file") List<String> children)
        throws IOException {
    FileObject file = resolveFileInFileSystem(path);
    return file.exists() ? file.getType() == FileType.FILE ? getFile(file) : getFolder(file, children)
            : getPathNotExistResponse(path);
}

From source file:org.obiba.opal.web.FilesResource.java

/**
 * Copy or move a file to the current folder.
 *
 * @param path/*from  ww w .  j  a  v a 2  s  . c  om*/
 * @param action 'copy' (default) or 'move'
 * @param file
 * @return
 * @throws IOException
 */
@PUT
@Path("/{path:.*}")
@AuthenticatedByCookie
public Response updateFile(@PathParam("path") String destinationPath,
        @QueryParam("action") @DefaultValue("copy") String action, @QueryParam("file") List<String> sourcesPath)
        throws IOException {

    // destination check
    FileObject destinationFile = resolveFileInFileSystem(destinationPath);
    if (!destinationFile.exists())
        getPathNotExistResponse(destinationPath);
    if (!destinationFile.isWriteable())
        return Response.status(Status.FORBIDDEN).entity("Destination file is not writable: " + destinationPath)
                .build();

    // sources check
    if (sourcesPath == null || sourcesPath.isEmpty())
        return Response.status(Status.BAD_REQUEST).entity("Source file is missing").build();

    // filter actions: copy, move
    if ("move".equals(action.toLowerCase())) {
        return moveTo(destinationFile, sourcesPath);
    }

    if ("copy".equals(action.toLowerCase())) {
        return copyFrom(destinationFile, sourcesPath);
    }

    return Response.status(Status.BAD_REQUEST).entity("Unexpected file action: " + action).build();
}

From source file:org.obiba.opal.web.FilesResource.java

private Response moveTo(FileObject destinationFolder, Iterable<String> sourcesPath) throws IOException {
    // destination check
    String destinationPath = destinationFolder.getName().getPath();
    if (destinationFolder.getType() != FileType.FOLDER)
        return Response.status(Status.BAD_REQUEST).entity("Destination must be a folder: " + destinationPath)
                .build();//from  w  ww . j  a  v  a2s .com

    // sources check
    for (String sourcePath : sourcesPath) {
        FileObject sourceFile = resolveFileInFileSystem(sourcePath);
        if (!sourceFile.exists())
            getPathNotExistResponse(sourcePath);
        if (!sourceFile.isReadable()) {
            return Response.status(Status.FORBIDDEN).entity("Source file is not readable: " + sourcePath)
                    .build();
        }
        if (!sourceFile.isWriteable()) {
            return Response.status(Status.FORBIDDEN).entity("Source file cannot be moved: " + sourcePath)
                    .build();
        }
    }

    // do action
    for (String sourcePath : sourcesPath) {
        FileObject sourceFile = resolveFileInFileSystem(sourcePath);
        FileObject destinationFile = resolveFileInFileSystem(
                destinationPath + "/" + sourceFile.getName().getBaseName());
        sourceFile.moveTo(destinationFile);
    }

    return Response.ok().build();
}

From source file:org.obiba.opal.web.FilesResource.java

private Response copyFrom(FileObject destinationFolder, Iterable<String> sourcesPath) throws IOException {
    // destination check
    String destinationPath = destinationFolder.getName().getPath();
    if (destinationFolder.getType() != FileType.FOLDER)
        return Response.status(Status.BAD_REQUEST).entity("Destination must be a folder: " + destinationPath)
                .build();/*ww  w. ja va  2  s. c om*/

    // sources check
    for (String sourcePath : sourcesPath) {
        FileObject sourceFile = resolveFileInFileSystem(sourcePath);
        if (!sourceFile.exists())
            getPathNotExistResponse(sourcePath);
        if (!sourceFile.isReadable()) {
            return Response.status(Status.FORBIDDEN).entity("Source file is not readable: " + sourcePath)
                    .build();
        }
    }

    // do action
    for (String sourcePath : sourcesPath) {
        FileObject sourceFile = resolveFileInFileSystem(sourcePath);
        FileObject destinationFile = resolveFileInFileSystem(
                destinationPath + "/" + sourceFile.getName().getBaseName());
        FileSelector selector = sourceFile.getType() == FileType.FOLDER ? Selectors.SELECT_ALL
                : Selectors.SELECT_SELF;
        destinationFile.copyFrom(sourceFile, selector);
    }

    return Response.ok().build();
}