Examples with FileSystem java.nio.file.FileSystem used on opensource projects

Example 76 with FileSystem

use of java.nio.file.FileSystem in project google-cloud-java by GoogleCloudPlatform.

the class CloudStorageFileSystemTest method testListFiles.

@Test
public void testListFiles() throws IOException {
    try (FileSystem fs = CloudStorageFileSystem.forBucket("bucket")) {
        List<Path> goodPaths = new ArrayList<>();
        List<Path> paths = new ArrayList<>();
        goodPaths.add(fs.getPath("dir/angel"));
        goodPaths.add(fs.getPath("dir/alone"));
        paths.add(fs.getPath("dir/dir2/another_angel"));
        paths.add(fs.getPath("atroot"));
        paths.addAll(goodPaths);
        goodPaths.add(fs.getPath("dir/dir2/"));
        for (Path path : paths) {
            Files.write(path, ALONE.getBytes(UTF_8));
        }
        List<Path> got = new ArrayList<>();
        for (Path path : Files.newDirectoryStream(fs.getPath("/dir/"))) {
            got.add(path);
        }
        assertThat(got).containsExactlyElementsIn(goodPaths);
        // Must also work with relative path
        got.clear();
        for (Path path : Files.newDirectoryStream(fs.getPath("dir/"))) {
            got.add(path);
        }
        assertThat(got).containsExactlyElementsIn(goodPaths);
    }
}

Example 77 with FileSystem

use of java.nio.file.FileSystem in project google-cloud-java by GoogleCloudPlatform.

the class CloudStorageFileSystemTest method testGetPath.

@Test
public void testGetPath() throws IOException {
    try (FileSystem fs = CloudStorageFileSystem.forBucket("bucket")) {
        assertThat(fs.getPath("/angel").toString()).isEqualTo("/angel");
        assertThat(fs.getPath("/angel").toUri().toString()).isEqualTo("gs://bucket/angel");
    }
}

Example 78 with FileSystem

use of java.nio.file.FileSystem in project google-cloud-java by GoogleCloudPlatform.

the class CloudStorageFileSystemTest method testDeleteEmptiedFolder.

@Test
public void testDeleteEmptiedFolder() throws IOException {
    try (FileSystem fs = CloudStorageFileSystem.forBucket("bucket")) {
        List<Path> paths = new ArrayList<>();
        paths.add(fs.getPath("dir/angel"));
        paths.add(fs.getPath("dir/dir2/another_angel"));
        for (Path path : paths) {
            Files.write(path, ALONE.getBytes(UTF_8));
        }
        Files.delete(fs.getPath("dir/angel"));
        Files.deleteIfExists(fs.getPath("dir/dir2/another_angel"));
        // delete folder (trailing slash is required)
        Path dir2 = fs.getPath("dir/dir2/");
        Files.deleteIfExists(dir2);
        Path dir = fs.getPath("dir/");
        Files.deleteIfExists(dir);
    // We can't check Files.exists on a folder (since GCS fakes folders)
    }
}

Example 79 with FileSystem

use of java.nio.file.FileSystem in project google-cloud-java by GoogleCloudPlatform.

the class CloudStorageFileSystemTest method testNullness.

@Test
public void testNullness() throws IOException, NoSuchMethodException, SecurityException {
    try (FileSystem fs = FileSystems.getFileSystem(URI.create("gs://bucket"))) {
        NullPointerTester tester = new NullPointerTester().ignore(CloudStorageFileSystem.class.getMethod("equals", Object.class)).setDefault(CloudStorageConfiguration.class, CloudStorageConfiguration.DEFAULT).setDefault(StorageOptions.class, LocalStorageHelper.getOptions());
        tester.testAllPublicStaticMethods(CloudStorageFileSystem.class);
        tester.testAllPublicInstanceMethods(fs);
    }
}

Example 80 with FileSystem

use of java.nio.file.FileSystem in project google-cloud-java by GoogleCloudPlatform.

the class CloudStorageFileSystemProviderTest method testIsDirectory.

@Test
public void testIsDirectory() throws Exception {
    try (FileSystem fs = FileSystems.getFileSystem(URI.create("gs://doodle"))) {
        assertThat(Files.isDirectory(fs.getPath(""))).isTrue();
        assertThat(Files.isDirectory(fs.getPath("/"))).isTrue();
        assertThat(Files.isDirectory(fs.getPath("."))).isTrue();
        assertThat(Files.isDirectory(fs.getPath("./"))).isTrue();
        assertThat(Files.isDirectory(fs.getPath("cat/.."))).isTrue();
        assertThat(Files.isDirectory(fs.getPath("hello/cat/.."))).isTrue();
        assertThat(Files.isDirectory(fs.getPath("cat/../"))).isTrue();
        assertThat(Files.isDirectory(fs.getPath("hello/cat/../"))).isTrue();
    }
}