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

Example 51 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class DefaultCellPathResolverTest method transtiveMappingForNonexistantCell.

@Test
public void transtiveMappingForNonexistantCell() throws Exception {
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path root = vfs.getPath("/opt/local/");
    Path cell1Root = root.resolve("repo1");
    Files.createDirectories(cell1Root);
    Path cell2Root = root.resolve("repo2");
    DefaultCellPathResolver cellPathResolver = new DefaultCellPathResolver(cell1Root, ConfigBuilder.createFromText(REPOSITORIES_SECTION, " simple = " + cell2Root.toString()));
    // Allow non-existant paths; Buck should allow paths whose .buckconfigs
    // cannot be loaded.
    assertThat(cellPathResolver.getTransitivePathMapping(), Matchers.equalTo(ImmutableMap.of(RelativeCellName.ROOT_CELL_NAME, cell1Root, RelativeCellName.of(ImmutableList.of("simple")), cell2Root)));
}

Example 52 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class DefaultCellPathResolverTest method transtiveMappingForSymlinkCycle.

@Test
public void transtiveMappingForSymlinkCycle() throws Exception {
    Assume.assumeTrue(Platform.detect() != Platform.WINDOWS);
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path root = vfs.getPath("/opt/local/");
    Path cell1Root = root.resolve("repo1");
    Files.createDirectories(cell1Root);
    Path cell2Root = root.resolve("repo2");
    Files.createDirectories(cell2Root);
    Path symlinkPath = cell2Root.resolve("symlink");
    Files.createSymbolicLink(symlinkPath, cell2Root);
    DefaultCellPathResolver cellPathResolver = new DefaultCellPathResolver(cell1Root, ConfigBuilder.createFromText(REPOSITORIES_SECTION, " two = ../repo2"));
    Files.write(cell2Root.resolve(".buckconfig"), ImmutableList.of(REPOSITORIES_SECTION, " three = symlink"), StandardCharsets.UTF_8);
    assertThat(cellPathResolver.getTransitivePathMapping(), Matchers.equalTo(ImmutableMap.of(RelativeCellName.ROOT_CELL_NAME, cell1Root, RelativeCellName.of(ImmutableList.of("two")), cell2Root)));
}

Example 53 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class DefaultCellPathResolverTest method knownRulesForSimpleSetup.

@Test
public void knownRulesForSimpleSetup() throws Exception {
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path root = vfs.getPath("/opt/local/");
    Path cell1Root = root.resolve("repo1");
    Files.createDirectories(cell1Root);
    Path cell2Root = root.resolve("repo2");
    Files.createDirectories(cell2Root);
    DefaultCellPathResolver cellPathResolver = new DefaultCellPathResolver(cell1Root, ConfigBuilder.createFromText(REPOSITORIES_SECTION, " simple = " + cell2Root.toString()));
    assertThat(cellPathResolver.getKnownRoots(), Matchers.containsInAnyOrder(cell1Root, cell2Root));
}

Example 54 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class FakeProjectFilesystem method createJavaOnlyFilesystem.

public static ProjectFilesystem createJavaOnlyFilesystem(String rootPath) {
    boolean isWindows = Platform.detect() == Platform.WINDOWS;
    Configuration configuration = isWindows ? Configuration.windows() : Configuration.unix();
    rootPath = isWindows ? "C:" + rootPath : rootPath;
    FileSystem vfs = Jimfs.newFileSystem(configuration);
    Path root = vfs.getPath(rootPath);
    try {
        Files.createDirectories(root);
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
    return new ProjectFilesystem(root) {

        @Override
        public Path resolve(Path path) {
            // Avoid resolving paths from different Java FileSystems.
            return super.resolve(path.toString());
        }
    };
}

Example 55 with FileSystem

use of java.nio.file.FileSystem in project neo4j by neo4j.

the class SpecSuiteResources method unpackResources.

private static void unpackResources(Class<?> klass) {
    String specSuiteName = getSpecSuiteName(klass);
    File featuresDirectory = createTargetDirectory(specSuiteName, "features");
    File graphsDirectory = createTargetDirectory(specSuiteName, "graphs");
    URI uri;
    try {
        uri = getResourceUri(klass);
    } catch (URISyntaxException e) {
        throw new IllegalStateException("Failed to find resources for TCK feature files in JAR!", e);
    }
    try {
        try (FileSystem fileSystem = FileSystems.newFileSystem(uri, Collections.emptyMap())) {
            Path path = fileSystem.getPath("/");
            findAndUnpackTo(fileSystem, path, featuresDirectory, graphsDirectory);
        } catch (IllegalArgumentException e) {
            // This is a workaround as the JDK doesn't give us a filesystem for subdirectories
            if ("file".equals(uri.getScheme())) {
                Path path = new File(uri.getPath()).toPath();
                findAndUnpackTo(FileSystems.getDefault(), path, featuresDirectory, graphsDirectory);
            } else {
                throw e;
            }
        }
    } catch (IOException e) {
        throw new IllegalStateException("Unexpected error while unpacking Cypher TCK feature files", e);
    }
}