import org.apache.hadoop.fs.swift.http.RestClientBindings; //导入依赖的package包/类
/**
 * Create a path tuple of (container, path), where the container is
 * chosen from the host of the URI.
 * A trailing slash can be added to the path. This is the point where
 * these /-es need to be appended, because when you construct a {@link Path}
 * instance, {@link Path#normalizePath(String, String)} is called
 * -which strips off any trailing slash.
 *
 * @param uri              uri to start from
 * @param path             path underneath
 * @param addTrailingSlash should a trailing slash be added if there isn't one.
 * @return a new instance.
 * @throws SwiftConfigurationException if the URI host doesn't parse into
 *                                     container.service
 */
public static SwiftObjectPath fromPath(URI uri,
                                       Path path,
                                       boolean addTrailingSlash)
        throws SwiftConfigurationException {

  String url =
          path.toUri().getPath().replaceAll(PATH_PART_PATTERN.pattern(), "");
  //add a trailing slash if needed
  if (addTrailingSlash && !url.endsWith("/")) {
    url += "/";
  }

  String container = uri.getHost();
  if (container == null) {
    //no container, not good: replace with ""
    container = "";
  } else if (container.contains(".")) {
    //its a container.service URI. Strip the container
    container = RestClientBindings.extractContainerName(container);
  }
  return new SwiftObjectPath(container, url);
}
 

import org.apache.hadoop.fs.swift.http.RestClientBindings; //导入依赖的package包/类
@Test(timeout = SWIFT_TEST_TIMEOUT)
public void testParsePath() throws Exception {
  final String pathString = "/home/user/files/file1";
  final Path path = new Path(pathString);
  final URI uri = new URI("http://container.localhost");
  final SwiftObjectPath expected = SwiftObjectPath.fromPath(uri, path);
  final SwiftObjectPath actual = new SwiftObjectPath(
          RestClientBindings.extractContainerName(uri),
          pathString);

  assertEquals(expected, actual);
}
 

import org.apache.hadoop.fs.swift.http.RestClientBindings; //导入依赖的package包/类
@Test(timeout = SWIFT_TEST_TIMEOUT)
public void testParseUrlPath() throws Exception {
  final String pathString = "swift://container.service1/home/user/files/file1";
  final URI uri = new URI(pathString);
  final Path path = new Path(pathString);
  final SwiftObjectPath expected = SwiftObjectPath.fromPath(uri, path);
  final SwiftObjectPath actual = new SwiftObjectPath(
          RestClientBindings.extractContainerName(uri),
          "/home/user/files/file1");

  assertEquals(expected, actual);
}
 

import org.apache.hadoop.fs.swift.http.RestClientBindings; //导入依赖的package包/类
@Test(timeout = SWIFT_TEST_TIMEOUT)
public void testParseAuthenticatedUrl() throws Exception {
  final String pathString = "swift://container.service1/v2/AUTH_00345h34l93459y4/home/tom/documents/finance.docx";
  final URI uri = new URI(pathString);
  final Path path = new Path(pathString);
  final SwiftObjectPath expected = SwiftObjectPath.fromPath(uri, path);
  final SwiftObjectPath actual = new SwiftObjectPath(
          RestClientBindings.extractContainerName(uri),
          "/home/tom/documents/finance.docx");

  assertEquals(expected, actual);
}
 

import org.apache.hadoop.fs.swift.http.RestClientBindings; //导入依赖的package包/类
@Test(timeout = SWIFT_TEST_TIMEOUT)
public void testConfIsValid() throws Throwable {
  Configuration conf = new Configuration();
  URI fsURI = SwiftTestUtils.getServiceURI(conf);
  RestClientBindings.bind(fsURI, conf);
}