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

List of usage examples for org.apache.commons.vfs FileObject exists

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Introduction

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

Prototype

public boolean exists() throws FileSystemException;

Source Link

Document

Determines if this file exists.

Usage

From source file:org.apache.ivy.plugins.repository.vfs.VfsRepository.java

/**
 * Return a listing of the contents of a parent directory. Listing is a set of strings
 * representing VFS URIs./*from   w  w  w .  jav a 2s  .  c  om*/
 * 
 * @param vfsURI
 *            providing identifying a VFS provided resource
 * @throws IOException
 *             on failure.
 * @see "Supported File Systems in the jakarta-commons-vfs documentation"
 */
public List list(String vfsURI) throws IOException {
    ArrayList list = new ArrayList();
    Message.debug("list called for URI" + vfsURI);
    FileObject resourceImpl = getVFSManager().resolveFile(vfsURI);
    Message.debug("resourceImpl=" + resourceImpl.toString());
    Message.debug("resourceImpl.exists()" + resourceImpl.exists());
    Message.debug("resourceImpl.getType()" + resourceImpl.getType());
    Message.debug("FileType.FOLDER" + FileType.FOLDER);
    if ((resourceImpl != null) && resourceImpl.exists() && (resourceImpl.getType() == FileType.FOLDER)) {
        FileObject[] children = resourceImpl.getChildren();
        for (int i = 0; i < children.length; i++) {
            FileObject child = children[i];
            Message.debug("child " + i + child.getName().getURI());
            list.add(VfsResource.normalize(child.getName().getURI()));
        }
    }
    return list;
}

From source file:org.bibalex.gallery.storage.BAGStorage.java

public static URL cacheFileLocally(String cacheLocalPath, String fileUrlStr) throws BAGException {
    try {/*w  w w  . ja v  a  2 s .  c om*/
        // String extension = "";
        //
        // int lastDotIx = fileUrlStr.lastIndexOf('.');
        // if (lastDotIx > fileUrlStr.lastIndexOf('/')) {
        // extension = fileUrlStr.substring(lastDotIx);
        // }
        // String cacheFileName = "cached" + fileUrlStr.hashCode() + extension;

        int lastSlashIx = fileUrlStr.lastIndexOf('/');

        String cacheFileName = fileUrlStr.substring(lastSlashIx + 1);

        String cacheFilePath = URLPathStrUtils.appendParts(cacheLocalPath, cacheFileName);

        FileSystemManager fsMgr = VFS.getManager();

        final FileObject cacheFileFO = fsMgr.resolveFile(cacheFilePath);
        final FileObject cacheDirFO = fsMgr.resolveFile(cacheLocalPath);

        if (!cacheFileFO.exists()) {
            synchronized (BAGStorage.class) {

                if (!cacheDirFO.exists()) {
                    cacheDirFO.createFolder();
                }

                cacheFileFO.createFile();

                OutputStream cacheFileOut = cacheFileFO.getContent().getOutputStream();
                try {
                    readRemoteFile(fileUrlStr, cacheFileOut);
                } finally {
                    cacheFileOut.close();
                }

            }
        }

        return cacheFileFO.getURL();

    } catch (FileSystemException e) {
        throw new BAGException(e);
    } catch (IOException e) {
        throw new BAGException(e);
    }
}

From source file:org.cfeclipse.cfml.views.explorer.vfs.view.VFSView.java

/**
 * Creates the toolbar/*from w  w w  . j  a  va2s.  com*/
 * 
 * @param shell the shell on which to attach the toolbar
 * @param layoutData the layout data
 */
private Control createToolBar(final Composite shell) { //, Object layoutData) {
    final ToolBar toolBar = new ToolBar(shell, SWT.FLAT);
    //      toolBar.setLayoutData(layoutData);

    // New VFS
    ToolItem item = new ToolItem(toolBar, SWT.PUSH);
    item.setImage(iconCache.get(CFPluginImages.ICON_DRIVE_FTP));//.iconFile]);
    //item.setText(getResourceString("tool.New.vfs.text"));
    item.setToolTipText(getResourceString("tool.New.vfs.tip"));

    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            connectionAction.run();
        }
    });

    // Home
    item = new ToolItem(toolBar, SWT.PUSH);
    item.setImage(iconCache.get(CFPluginImages.ICON_HOME));
    //item.setText(getResourceString("tool.home.text"));
    item.setToolTipText(getResourceString("tool.home.tip"));

    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            try {
                // Jump the file system home directory, some FS don't have homes

                String homeDir = getCurrentDirectory().getName().getScheme().equals("file") ? VFSUtil.USER_HOME
                        : (String) getCurrentDirectory().getFileSystem().getAttribute("HOME_DIRECTORY");

                // Build a URI from the home dir
                String uri = Os.isFamily(Os.OS_FAMILY_UNIX)
                        ? getCurrentDirectory().getName().getRootURI() + homeDir
                        : getCurrentDirectory().getName().getScheme() + ":///" + homeDir.replace('\\', '/');

                FileObject fo = resolveURI(uri, getCurrentConnectionId());

                if (fo.exists())
                    notifySelectedDirectory(fo, getCurrentConnectionId());
                else
                    VFSUtil.MessageBoxInfo(getResourceString("error.jump.home", new Object[] { homeDir }));

            } catch (FileSystemException ex) {
                FileObject fo;
                try {
                    fo = resolveURI(fConnections.get(getCurrentConnectionId()).getURI().toString(),
                            getCurrentConnectionId());
                    if (fo.exists())
                        notifySelectedDirectory(fo, getCurrentConnectionId());
                    else
                        VFSUtil.MessageBoxInfo(
                                getResourceString("error.jump.home", new Object[] { fo.getURL().toString() }));
                } catch (FileSystemException e1) {
                    VFSUtil.MessageBoxInfo(ex.getMessage());
                }
            }
        }
    });

    // New folder
    item = new ToolItem(toolBar, SWT.PUSH);
    item.setImage(iconCache.get(CFPluginImages.ICON_FOLDER_NEW));
    //item.setText(getResourceString("tool.New.folder.text"));
    item.setToolTipText(getResourceString("tool.New.folder.tip"));

    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            VFSUtil.newFolder(getCurrentDirectory());
        }
    });

    item = new ToolItem(toolBar, SWT.SEPARATOR);

    // Parent
    item = new ToolItem(toolBar, SWT.PUSH);
    item.setImage(iconCache.get(CFPluginImages.ICON_FOLDER_PARENT));
    //item.setText(getResourceString("tool.Parent.tiptext"));
    item.setToolTipText(getResourceString("tool.Parent.tiptext"));
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            doParent();
        }
    });

    // Refresh
    item = new ToolItem(toolBar, SWT.PUSH);
    item.setImage(iconCache.get(CFPluginImages.ICON_REFRESH));
    //item.setText(getResourceString("tool.Refresh.tiptext"));
    item.setToolTipText(getResourceString("tool.Refresh.tiptext"));
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            doRefresh();
        }
    });

    return toolBar;
}

From source file:org.cfeclipse.cfml.views.explorer.vfs.view.VFSView.java

/**
 * Creates the combo box view.// www  .j ava  2s . c om
 * 
 * @param parent the parent control
 */
private Control createComboView(Composite parent, Object layoutData) {
    combo = new Combo(parent, SWT.NONE);
    combo.setLayoutData(layoutData);
    combo.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            final FileObject[] roots = (FileObject[]) combo.getData(COMBODATA_ROOTS);
            if (roots == null)
                return;
            int selection = combo.getSelectionIndex();

            if (selection >= 0 && selection < roots.length) {
                try {
                    System.out.println("combo.widgetSelected " + roots[selection]);
                    notifySelectedDirectory(roots[selection], roots[selection].getName().toString());
                } catch (Exception ex) {
                    System.err.println("createComboView.widgetSelected: " + ex);
                }
            }
        }

        public void widgetDefaultSelected(SelectionEvent e) {
            final String lastText = (String) combo.getData(COMBODATA_LASTTEXT);
            final String lastConnectionId = (String) combo.getData(COMBODATA_LASTCONNECTIONID);
            String text = combo.getText();
            if (text == null)
                return;
            if (lastText != null && lastText.equals(text))
                return;
            combo.setData(COMBODATA_LASTTEXT, text);

            try {
                FileObject file = resolveURI(text, lastConnectionId);

                if (file.exists())
                    notifySelectedDirectory(file, lastConnectionId);
                else {
                    VFSUtil.MessageBoxInfo(getResourceString("file.not.found", new Object[] { file }));
                    combo.setText(getCurrentDirectory().toString());
                }

            } catch (FileSystemException ex) {
                System.err.println("createComboView::widgetDefaultSelected Error: " + ex);
            }
        }
    });
    return combo;
}

From source file:org.cfeclipse.cfml.views.explorer.vfs.view.VFSView.java

/**
 * Gets filesystem root entries/*w ww  .  ja  v  a2 s.c om*/
 * @param fsManager
 * @return an array of Files corresponding to the root directories on the platform,
 *         may be empty but not null
 */
FileObject[] getRoots(FileSystemManager fsManager) throws FileSystemException {
    /*
     * On JDK 1.22 only...
     */
    // return File.listRoots();
    FileObject[] roots = null;
    //      FileObject[] newRequest = null;
    /*
     * On JDK 1.1.7 and beyond...
     * -- PORTABILITY ISSUES HERE --
     */
    if (System.getProperty("os.name").indexOf("Windows") != -1) {
        Vector /* of FileObject */ list = new Vector();
        list.add(fsManager.resolveFile(DRIVE_A));

        for (char i = 'c'; i <= 'z'; ++i) {
            //FileObject drive = new FileObject(i + ":" + FileName.SEPARATOR);
            FileObject drive = fsManager.resolveFile(i + ":" + FileName.SEPARATOR);

            if (VFSUtil.isDirectory(drive) && drive.exists()) {
                list.add(drive);
                if (initial && i == 'c') {
                    setCurrentDirectory(drive);
                    setCurrentConnectionId(drive.getName().toString());
                    initial = false;
                }
            }
        }
        roots = (FileObject[]) list.toArray(new FileObject[list.size()]);
        VFSUtil.sortFiles(roots);

        //return roots;
    } else {
        FileObject root = fsManager.resolveFile(FileName.SEPARATOR);

        if (initial) {
            setCurrentDirectory(root);
            setCurrentConnectionId(root.getName().toString());
            initial = false;
        }
        roots = new FileObject[] { root };
    }

    return roots; //newRequest; 
}

From source file:org.codehaus.cargo.container.spi.configuration.StandaloneConfigurationTest.java

/**
 * Test the creation of a config directory when the target directory does not exist yet.
 * @throws Exception If anything goes wrong.
 *//*  w  w w. ja v  a 2s . c om*/
public void testCreateConfigDirWhenDirectoryDoesNotExist() throws Exception {
    String configDir = "ram:///cargo/testCreateConfigDirWhenDirectoryDoesNotExist";

    FileObject configDirObject = VFS.getManager().resolveFile(configDir);
    FileObject timestampFileObject = configDirObject.resolveFile(".cargo");

    configDirObject.delete(new AllFileSelector());

    TestableAbstractStandaloneConfiguration configuration = new TestableAbstractStandaloneConfiguration(
            configDir);
    configuration.setFileHandler(new VFSFileHandler());
    configuration.setupConfigurationDir();

    assertTrue("Config dir should have been created", configDirObject.exists());
    assertTrue("Cargo timestamp should have existed", timestampFileObject.exists());
}

From source file:org.codehaus.cargo.container.spi.configuration.StandaloneConfigurationTest.java

/**
 * Test the creation of a config directory when the target directory exists and is empty.
 * @throws Exception If anything goes wrong.
 *//*from w w w .j a  v  a 2 s  . c  om*/
public void testCreateConfigDirWhenDirectoryExistButIsEmpty() throws Exception {
    String configDir = "ram:///cargo/testCreateConfigDirWhenDirectoryExistButIsEmpty";

    FileObject configDirObject = VFS.getManager().resolveFile(configDir);
    FileObject timestampFileObject = configDirObject.resolveFile(".cargo");

    configDirObject.createFolder();

    TestableAbstractStandaloneConfiguration configuration = new TestableAbstractStandaloneConfiguration(
            configDir);
    configuration.setFileHandler(new VFSFileHandler());
    configuration.setupConfigurationDir();

    assertTrue("Cargo timestamp should have existed", timestampFileObject.exists());
}

From source file:org.codehaus.cargo.util.VFSFileHandlerTest.java

/**
 * Test the {@link FileHandler#copyDirectory(java.lang.String, java.lang.String)} method.
 * @throws Exception If anything goes wrong.
 */// w  w  w. j  a va 2s. c o m
public void testCopyDirectory() throws Exception {
    String source = "ram:///some/path1";
    this.fsManager.resolveFile(source).resolveFile("file1").createFile();

    String target = "ram:///other/path2";
    FileObject targetObject = this.fsManager.resolveFile(target);

    assertFalse(targetObject.exists());
    assertFalse(this.fsManager.resolveFile("ram:///other/path2/file1").exists());

    this.fileHandler.copyDirectory(source, target);

    assertTrue(targetObject.exists());
    assertTrue(this.fsManager.resolveFile("ram:///other/path2/file1").exists());
}

From source file:org.codehaus.cargo.util.VFSFileHandlerTest.java

/**
 * Test the {@link FileHandler#copyFile(java.lang.String, java.lang.String)} method.
 * @throws Exception If anything goes wrong.
 *///from  www  .j  ava  2s .  c  o  m
public void testCopyFile() throws Exception {
    String source = "ram:///some/path/file.war";
    String target = "ram:///other/path/newfile.war";

    FileObject sourceObject = this.fsManager.resolveFile(source);
    sourceObject.createFile();

    FileObject targetObject = this.fsManager.resolveFile(target);

    assertFalse(targetObject.exists());

    this.fileHandler.copyFile(source, target);

    assertTrue(targetObject.exists());
}

From source file:org.codehaus.cargo.util.VFSFileHandlerTest.java

/**
 * Test the {@link FileHandler#copyFile(java.lang.String, java.lang.String, boolean)} method.
 * @throws Exception If anything goes wrong.
 *///from ww w .  jav a2 s .  c o m
public void testCopyFileOverwrite() throws Exception {
    String source = "ram:///some/path/file.war";
    String target = "ram:///other/path/newfile.war";

    FileObject sourceObject = this.fsManager.resolveFile(source);
    sourceObject.createFile();

    FileObject targetObject = this.fsManager.resolveFile(target);

    assertFalse(targetObject.exists());

    this.fileHandler.copyFile(source, target, true);

    assertTrue(targetObject.exists());
}