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

List of usage examples for org.apache.commons.vfs2 FileObject resolveFile

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Introduction

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

Prototype

FileObject resolveFile(String name, NameScope scope) throws FileSystemException;

Source Link

Document

Finds a file relative to this file.

Usage

From source file:com.ewcms.publication.deploy.provider.DeployOperatorBase.java

/**
 * // www  .j a  v  a  2 s.c o  m
 * 
 * @param root
 *            
 * @param path
 *            
 * @return
 * @throws FileSystemException
 */
protected FileObject getTargetFileObject(FileObject root, String path) throws FileSystemException {
    FileObject out = root.resolveFile(path, NameScope.DESCENDENT);
    if (!out.exists()) {
        out.createFile();
    }
    return out;
}

From source file:com.seeburger.vfs2.util.VFSClassLoader.java

/**
 * Searches through the search path of for the first class or resource
 * with specified name./*  www  . j a  v a  2 s .  com*/
 * @param name The resource to load.
 * @return The Resource.
 * @throws FileSystemException if an error occurs.
 */
private Resource loadResource(final String name) throws FileSystemException {
    final Iterator<FileObject> it = resources.iterator();
    while (it.hasNext()) {
        final FileObject baseFile = it.next();
        final FileObject file = baseFile.resolveFile(name, NameScope.DESCENDENT_OR_SELF);
        if (file.exists()) {
            return new Resource(name, baseFile, file);
        }
    }

    return null;
}

From source file:com.seeburger.vfs2.util.VFSClassLoader.java

/**
 * Returns an Enumeration of all the resources in the search path
 * with the specified name.//from   w w w.  j  av a 2s  .  co  m
 * @param name The resources to find.
 * @return An Enumeration of the resources associated with the name.
 */
@Override
protected Enumeration<URL> findResources(final String name) throws IOException {
    ArrayList<URL> result = new ArrayList<URL>(2);
    final Iterator<FileObject> it = resources.iterator();
    while (it.hasNext()) {
        final FileObject baseFile = it.next();
        final FileObject file = baseFile.resolveFile(name, NameScope.DESCENDENT_OR_SELF);
        if (file.exists()) {
            result.add(new Resource(name, baseFile, file).getURL());
        }
    }

    return Collections.enumeration(result);
}

From source file:net.sf.jabb.web.action.VfsTreeAction.java

protected List<JsTreeNodeData> getChildNodes(FileObject rootFile, String parentPath)
        throws FileSystemException {
    List<JsTreeNodeData> childNodes = new LinkedList<JsTreeNodeData>();
    FileObject parent = null;// w  w w .j  a  va 2  s . c o  m
    if (requestData.isRoot()) {
        parent = rootFile;
    } else {
        parent = rootFile.resolveFile(parentPath, NameScope.DESCENDENT_OR_SELF);
    }
    for (FileObject child : parent.getChildren()) {
        JsTreeNodeData childNode = populateTreeNodeData(rootFile, child);
        childNodes.add(childNode);
    }
    if (sortByName || folderFirst) {
        Collections.sort(childNodes, new Comparator<JsTreeNodeData>() {

            @Override
            public int compare(JsTreeNodeData o1, JsTreeNodeData o2) {
                int result = 0;
                if (folderFirst) {
                    String t1 = o1.getAttr().get("rel").toString();
                    String t2 = o2.getAttr().get("rel").toString();
                    if (t1.equalsIgnoreCase(t2)) {
                        result = 0;
                    } else if ("file".equalsIgnoreCase(t2)) {
                        result = -1;
                    } else if ("file".equalsIgnoreCase(t1)) {
                        result = 1;
                    } else {
                        result = t1.compareToIgnoreCase(t2);
                    }
                }
                if (result == 0 && sortByName) {
                    String n1 = o1.getData().toString();
                    String n2 = o2.getData().toString();
                    result = n1.compareToIgnoreCase(n2);
                }
                return result;
            }

        });
    }
    return childNodes;
}

From source file:net.sf.jabb.web.action.VfsTreeAction.java

/**
 * AJAX tree functions//from  w  ww. j  av  a2  s  . com
 */
public String execute() {
    normalizeTreeRequest();
    JsTreeResult result = new JsTreeResult();

    final AllFileSelector ALL_FILES = new AllFileSelector();
    FileSystemManager fsManager = null;
    FileObject rootFile = null;
    FileObject file = null;
    FileObject referenceFile = null;
    try {
        fsManager = VfsUtility.getManager();
        rootFile = fsManager.resolveFile(rootPath, fsOptions);

        if (JsTreeRequest.OP_GET_CHILDREN.equalsIgnoreCase(requestData.getOperation())) {
            String parentPath = requestData.getId();
            List<JsTreeNodeData> nodes = null;
            try {
                nodes = getChildNodes(rootFile, parentPath);
                if (requestData.isRoot() && rootNodeName != null) { // add root node
                    JsTreeNodeData rootNode = new JsTreeNodeData();
                    rootNode.setData(rootNodeName);
                    Map<String, Object> attr = new HashMap<String, Object>();
                    rootNode.setAttr(attr);
                    attr.put("id", ".");
                    attr.put("rel", "root");
                    attr.put("fileType", FileType.FOLDER.toString());
                    rootNode.setChildren(nodes);
                    rootNode.setState(JsTreeNodeData.STATE_OPEN);
                    nodes = new LinkedList<JsTreeNodeData>();
                    nodes.add(rootNode);
                }
            } catch (Exception e) {
                log.error("Cannot get child nodes for: " + parentPath, e);
                nodes = new LinkedList<JsTreeNodeData>();
            }
            responseData = nodes;
        } else if (JsTreeRequest.OP_REMOVE_NODE.equalsIgnoreCase(requestData.getOperation())) {
            String path = requestData.getId();
            try {
                file = rootFile.resolveFile(path, NameScope.DESCENDENT);
                boolean wasDeleted = false;
                if (file.getType() == FileType.FILE) {
                    wasDeleted = file.delete();
                } else {
                    wasDeleted = file.delete(ALL_FILES) > 0;
                }
                result.setStatus(wasDeleted);
            } catch (Exception e) {
                result.setStatus(false);
                log.error("Cannot delete: " + path, e);
            }
            responseData = result;
        } else if (JsTreeRequest.OP_CREATE_NODE.equalsIgnoreCase(requestData.getOperation())) {
            String parentPath = requestData.getReferenceId();
            String name = requestData.getTitle();
            try {
                referenceFile = rootFile.resolveFile(parentPath, NameScope.DESCENDENT_OR_SELF);
                file = referenceFile.resolveFile(name, NameScope.CHILD);
                file.createFolder();
                result.setStatus(true);
                result.setId(rootFile.getName().getRelativeName(file.getName()));
            } catch (Exception e) {
                result.setStatus(false);
                log.error("Cannot create folder '" + name + "' under '" + parentPath + "'", e);
            }
            responseData = result;
        } else if (JsTreeRequest.OP_RENAME_NODE.equalsIgnoreCase(requestData.getOperation())) {
            String path = requestData.getId();
            String name = requestData.getTitle();
            try {
                referenceFile = rootFile.resolveFile(path, NameScope.DESCENDENT);
                file = referenceFile.getParent().resolveFile(name, NameScope.CHILD);
                referenceFile.moveTo(file);
                result.setStatus(true);
            } catch (Exception e) {
                result.setStatus(false);
                log.error("Cannot rename '" + path + "' to '" + name + "'", e);
            }
            responseData = result;
        } else if (JsTreeRequest.OP_MOVE_NODE.equalsIgnoreCase(requestData.getOperation())) {
            String newParentPath = requestData.getReferenceId();
            String originalPath = requestData.getId();
            try {
                referenceFile = rootFile.resolveFile(originalPath, NameScope.DESCENDENT);
                file = rootFile.resolveFile(newParentPath, NameScope.DESCENDENT_OR_SELF)
                        .resolveFile(referenceFile.getName().getBaseName(), NameScope.CHILD);
                if (requestData.isCopy()) {
                    file.copyFrom(referenceFile, ALL_FILES);
                } else {
                    referenceFile.moveTo(file);
                }
                result.setStatus(true);
            } catch (Exception e) {
                result.setStatus(false);
                log.error("Cannot move '" + originalPath + "' to '" + newParentPath + "'", e);
            }
            responseData = result;
        }
    } catch (FileSystemException e) {
        log.error("Cannot perform file operation.", e);
    } finally {
        VfsUtility.close(fsManager, file, referenceFile, rootFile);
    }
    return SUCCESS;
}

From source file:org.apache.zeppelin.notebook.repo.OldVFSNotebookRepo.java

private Note getNote(FileObject noteDir) throws IOException {
    if (!isDirectory(noteDir)) {
        throw new IOException(noteDir.getName().toString() + " is not a directory");
    }// w  w  w . j a v  a2s. c  om

    FileObject noteJson = noteDir.resolveFile("note.json", NameScope.CHILD);
    if (!noteJson.exists()) {
        throw new IOException(noteJson.getName().toString() + " not found");
    }

    FileContent content = noteJson.getContent();
    InputStream ins = content.getInputStream();
    String json = IOUtils.toString(ins, conf.getString(ConfVars.ZEPPELIN_ENCODING));
    ins.close();

    return Note.fromJson(json);
}

From source file:org.apache.zeppelin.notebook.repo.OldVFSNotebookRepo.java

@Override
public Note get(String noteId, AuthenticationInfo subject) throws IOException {
    FileObject rootDir = fsManager.resolveFile(getPath("/"));
    FileObject noteDir = rootDir.resolveFile(noteId, NameScope.CHILD);

    return getNote(noteDir);
}

From source file:org.apache.zeppelin.notebook.repo.OldVFSNotebookRepo.java

@Override
public synchronized void save(Note note, AuthenticationInfo subject) throws IOException {
    LOG.info("Saving note:" + note.getId());
    String json = note.toJson();/*from w w  w  .  j a  v  a2s .c  o m*/

    FileObject rootDir = getRootDir();

    FileObject noteDir = rootDir.resolveFile(note.getId(), NameScope.CHILD);

    if (!noteDir.exists()) {
        noteDir.createFolder();
    }
    if (!isDirectory(noteDir)) {
        throw new IOException(noteDir.getName().toString() + " is not a directory");
    }

    FileObject noteJson = noteDir.resolveFile(".note.json", NameScope.CHILD);
    // false means not appending. creates file if not exists
    OutputStream out = noteJson.getContent().getOutputStream(false);
    out.write(json.getBytes(conf.getString(ConfVars.ZEPPELIN_ENCODING)));
    out.close();
    noteJson.moveTo(noteDir.resolveFile("note.json", NameScope.CHILD));
}

From source file:org.apache.zeppelin.notebook.repo.OldVFSNotebookRepo.java

@Override
public void remove(String noteId, AuthenticationInfo subject) throws IOException {
    FileObject rootDir = fsManager.resolveFile(getPath("/"));
    FileObject noteDir = rootDir.resolveFile(noteId, NameScope.CHILD);

    if (!noteDir.exists()) {
        // nothing to do
        return;/*from   ww  w . j  a v a  2  s.  c o  m*/
    }

    if (!isDirectory(noteDir)) {
        // it is not look like zeppelin note savings
        throw new IOException("Can not remove " + noteDir.getName().toString());
    }

    noteDir.delete(Selectors.SELECT_SELF_AND_CHILDREN);
}

From source file:org.apache.zeppelin.notebook.repo.VFSNotebookRepo.java

private Note getNote(FileObject noteDir) throws IOException {
    if (!isDirectory(noteDir)) {
        throw new IOException(noteDir.getName().toString() + " is not a directory");
    }/*from w  w  w .jav  a  2  s . co m*/

    FileObject noteJson = noteDir.resolveFile("note.json", NameScope.CHILD);
    if (!noteJson.exists()) {
        throw new IOException(noteJson.getName().toString() + " not found");
    }

    GsonBuilder gsonBuilder = new GsonBuilder();
    gsonBuilder.setPrettyPrinting();
    Gson gson = gsonBuilder.create();

    FileContent content = noteJson.getContent();
    InputStream ins = content.getInputStream();
    String json = IOUtils.toString(ins, conf.getString(ConfVars.ZEPPELIN_ENCODING));
    ins.close();

    Note note = gson.fromJson(json, Note.class);
    //    note.setReplLoader(replLoader);
    //    note.jobListenerFactory = jobListenerFactory;

    for (Paragraph p : note.getParagraphs()) {
        if (p.getStatus() == Status.PENDING || p.getStatus() == Status.RUNNING) {
            p.setStatus(Status.ABORT);
        }
    }

    return note;
}