Package org.apache.commons.vfs2

Examples of org.apache.commons.vfs2.FileContent

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    /**
     * Test the on_resolve strategy
     */
    public void testOnResolveCache() throws Exception
    {
        FileObject scratchFolder = getWriteFolder();
        if (FileObjectUtils.isInstanceOf(getBaseFolder(), RamFileObject.class) ||
            scratchFolder.getFileSystem() instanceof VirtualFileSystem)
        {
            // cant check ram filesystem as every manager holds its own ram filesystem data
            return;
        }

        scratchFolder.delete(Selectors.EXCLUDE_SELF);

        DefaultFileSystemManager fs = createManager();
        fs.setCacheStrategy(CacheStrategy.ON_RESOLVE);
        fs.init();
        FileObject foBase2 = getBaseTestFolder(fs);

        FileObject cachedFolder = foBase2.resolveFile(scratchFolder.getName().getPath());

        FileObject[] fos = cachedFolder.getChildren();
        assertContainsNot(fos, "file1.txt");

        scratchFolder.resolveFile("file1.txt").createFile();

        fos = cachedFolder.getChildren();
        assertContainsNot(fos, "file1.txt");

        cachedFolder = foBase2.resolveFile(scratchFolder.getName().getPath());
        fos = cachedFolder.getChildren();
        assertContains(fos, "file1.txt");
    }
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    /**
     * Test the on_call strategy
     */
    public void testOnCallCache() throws Exception
    {
        FileObject scratchFolder = getWriteFolder();
        if (FileObjectUtils.isInstanceOf(getBaseFolder(), RamFileObject.class) ||
            scratchFolder.getFileSystem() instanceof VirtualFileSystem)
        {
            // cant check ram filesystem as every manager holds its own ram filesystem data
            return;
        }

        scratchFolder.delete(Selectors.EXCLUDE_SELF);

        DefaultFileSystemManager fs = createManager();
        fs.setCacheStrategy(CacheStrategy.ON_CALL);
        fs.init();
        FileObject foBase2 = getBaseTestFolder(fs);

        FileObject cachedFolder = foBase2.resolveFile(scratchFolder.getName().getPath());

        FileObject[] fos = cachedFolder.getChildren();
        assertContainsNot(fos, "file1.txt");

        scratchFolder.resolveFile("file1.txt").createFile();

        fos = cachedFolder.getChildren();
        assertContains(fos, "file1.txt");
    }
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    /**
     * Tests url.
     */
    public void testURL() throws Exception
    {
        final FileObject file = getReadFolder().resolveFile("some-dir/");
        final URL url = file.getURL();

        assertEquals(file.getName().getURI(), url.toExternalForm());

        final URL parentURL;
        try
        {
            parentURL = new URL(url, "..");
        }
        catch (MalformedURLException e)
        {
            throw e;
        }
        assertEquals(file.getParent().getURL(), parentURL);

        final URL rootURL = new URL(url, "/");
        assertEquals(file.getFileSystem().getRoot().getURL(), rootURL);
    }
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     * Tests content.
     */
    public void testURLContent() throws Exception
    {
        // Test non-empty file
        FileObject file = getReadFolder().resolveFile("file1.txt");
        assertTrue(file.exists());

        URLConnection urlCon = file.getURL().openConnection();
        assertSameURLContent(FILE1_CONTENT, urlCon);

        // Test empty file
        file = getReadFolder().resolveFile("empty.txt");
        assertTrue(file.exists());

        urlCon = file.getURL().openConnection();
        assertSameURLContent("", urlCon);
    }
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     * Tests that unknown files have no content.
     */
    public void testUnknownURL() throws Exception
    {
        // Try getting the content of an unknown file
        final FileObject unknownFile = getReadFolder().resolveFile("unknown-file");
        assertFalse(unknownFile.exists());

        final URLConnection connection = unknownFile.getURL().openConnection();
        try
        {
            connection.getInputStream();
            fail();
        }
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    /**
     * Tests resolution of absolute URI.
     */
    public void testAbsoluteURI() throws Exception
    {
        final FileObject readFolder = getReadFolder();

        // Try fetching base folder again by its URI
        final String uri = readFolder.getName().getURI();
        FileObject file = getManager().resolveFile(uri, readFolder.getFileSystem().getFileSystemOptions());
        assertSame("file object", readFolder, file);

        // Try fetching the filesystem root by its URI
        final String rootUri = readFolder.getName().getRootURI();
        file = getManager().resolveFile(rootUri, readFolder.getFileSystem().getFileSystemOptions());
        assertSame(readFolder.getFileSystem().getRoot(), file);
        assertEquals(rootUri, file.getName().getRootURI());
        assertEquals(rootUri, file.getName().getURI());
        assertEquals(FileName.ROOT_PATH, file.getName().getPath());
    }
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        if (caps != null)
        {
            for (int i = 0; i < caps.length; i++)
            {
                final Capability cap = caps[i];
                FileSystem fs = readFolder.getFileSystem();
                if (!fs.hasCapability(cap))
                {
//                    String name = fs.getClass().getName();
//                    int index = name.lastIndexOf('.');
//                    String fsName = (index > 0) ? name.substring(index + 1) : name;
//                    System.out.println("skipping " + getName() + " because " +
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        final FileObject baseFile = createScratchFolder();

        FileObject child = baseFile.resolveFile("newfile.txt");
        assertTrue(!child.exists());

        FileSystem fs = baseFile.getFileSystem();
        TestListener listener = new TestListener(child);
        fs.addListener(child, listener);

        // Create as a folder
        listener.addCreateEvent();
        child.createFolder();
        listener.assertFinished();

        // Create the folder again.  Should not get an event.
        child.createFolder();

        // Delete
        listener.addDeleteEvent();
        child.delete();
        listener.assertFinished();

        // Delete again.  Should not get an event
        child.delete();

        // Create as a file
        listener.addCreateEvent();
        child.createFile();
        listener.assertFinished();

        // Create the file again.  Should not get an event
        child.createFile();

        listener.addDeleteEvent();
        child.delete();

        // Create as a file, by writing to it.
        listener.addCreateEvent();
        child.getContent().getOutputStream().close();
        listener.assertFinished();

        // Recreate the file by writing to it
        child.getContent().getOutputStream().close();

        // Copy another file over the top
        final FileObject otherChild = baseFile.resolveFile("folder1");
        otherChild.createFolder();
        listener.addDeleteEvent();
        listener.addCreateEvent();
        child.copyFrom(otherChild, Selectors.SELECT_SELF);
        listener.assertFinished();

        fs.removeListener(child, listener);
    }
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{
    private final static int NUOF_RESOLVES = 100000;

    public static void main(String[] args) throws FileSystemException
    {
        FileSystemManager mgr = VFS.getManager();

        FileObject root = mgr
                .resolveFile("smb://HOME\\vfsusr:vfs%2f%25\\te:st@10.0.1.54/vfsusr");
        FileName rootName = root.getName();

        testNames(mgr, rootName);
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     */
    public void testDeleteAllFiles() throws Exception
    {
        final FileObject scratchFolder = createScratchFolder();

        assertEquals(scratchFolder.delete(new FileTypeSelector(FileType.FILE)), 2);
    }
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