Java Code Examples for org.apache.hadoop.util.HttpExceptionUtils

The following examples show how to use org.apache.hadoop.util.HttpExceptionUtils. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Concat existing files together.
 * @param f the path to the target destination.
 * @param psrcs the paths to the sources to use for the concatenation.
 *
 * @throws IOException
 */
@Override
public void concat(Path f, Path[] psrcs) throws IOException {
  List<String> strPaths = new ArrayList<String>(psrcs.length);
  for(Path psrc : psrcs) {
    strPaths.add(psrc.toUri().getPath());
  }
  String srcs = StringUtils.join(",", strPaths);

  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.CONCAT.toString());
  params.put(SOURCES_PARAM, srcs);
  HttpURLConnection conn = getConnection(Operation.CONCAT.getMethod(),
      params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 2
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Return the current user's home directory in this filesystem.
 * The default implementation returns "/user/$USER/".
 */
@Override
public Path getHomeDirectory() {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.GETHOMEDIRECTORY.toString());
  try {
    HttpURLConnection conn =
      getConnection(Operation.GETHOMEDIRECTORY.getMethod(), params,
                    new Path(getUri().toString(), "/"), false);
    HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
    JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
    return new Path((String) json.get(HOME_DIR_JSON));
  } catch (IOException ex) {
    throw new RuntimeException(ex);
  }
}
 
Example 3
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public ContentSummary getContentSummary(Path f) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.GETCONTENTSUMMARY.toString());
  HttpURLConnection conn =
    getConnection(Operation.GETCONTENTSUMMARY.getMethod(), params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) ((JSONObject)
    HttpFSUtils.jsonParse(conn)).get(CONTENT_SUMMARY_JSON);
  return new ContentSummary.Builder().
      length((Long) json.get(CONTENT_SUMMARY_LENGTH_JSON)).
      fileCount((Long) json.get(CONTENT_SUMMARY_FILE_COUNT_JSON)).
      directoryCount((Long) json.get(CONTENT_SUMMARY_DIRECTORY_COUNT_JSON)).
      quota((Long) json.get(CONTENT_SUMMARY_QUOTA_JSON)).
      spaceConsumed((Long) json.get(CONTENT_SUMMARY_SPACE_CONSUMED_JSON)).
      spaceQuota((Long) json.get(CONTENT_SUMMARY_SPACE_QUOTA_JSON)).build();
}
 
Example 4
Source Project: big-c   Source File: HttpFSFileSystem.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Concat existing files together.
 * @param f the path to the target destination.
 * @param psrcs the paths to the sources to use for the concatenation.
 *
 * @throws IOException
 */
@Override
public void concat(Path f, Path[] psrcs) throws IOException {
  List<String> strPaths = new ArrayList<String>(psrcs.length);
  for(Path psrc : psrcs) {
    strPaths.add(psrc.toUri().getPath());
  }
  String srcs = StringUtils.join(",", strPaths);

  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.CONCAT.toString());
  params.put(SOURCES_PARAM, srcs);
  HttpURLConnection conn = getConnection(Operation.CONCAT.getMethod(),
      params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 5
Source Project: big-c   Source File: HttpFSFileSystem.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Return the current user's home directory in this filesystem.
 * The default implementation returns "/user/$USER/".
 */
@Override
public Path getHomeDirectory() {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.GETHOMEDIRECTORY.toString());
  try {
    HttpURLConnection conn =
      getConnection(Operation.GETHOMEDIRECTORY.getMethod(), params,
                    new Path(getUri().toString(), "/"), false);
    HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
    JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
    return new Path((String) json.get(HOME_DIR_JSON));
  } catch (IOException ex) {
    throw new RuntimeException(ex);
  }
}
 
Example 6
Source Project: big-c   Source File: HttpFSFileSystem.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public ContentSummary getContentSummary(Path f) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.GETCONTENTSUMMARY.toString());
  HttpURLConnection conn =
    getConnection(Operation.GETCONTENTSUMMARY.getMethod(), params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) ((JSONObject)
    HttpFSUtils.jsonParse(conn)).get(CONTENT_SUMMARY_JSON);
  return new ContentSummary.Builder().
      length((Long) json.get(CONTENT_SUMMARY_LENGTH_JSON)).
      fileCount((Long) json.get(CONTENT_SUMMARY_FILE_COUNT_JSON)).
      directoryCount((Long) json.get(CONTENT_SUMMARY_DIRECTORY_COUNT_JSON)).
      quota((Long) json.get(CONTENT_SUMMARY_QUOTA_JSON)).
      spaceConsumed((Long) json.get(CONTENT_SUMMARY_SPACE_CONSUMED_JSON)).
      spaceQuota((Long) json.get(CONTENT_SUMMARY_SPACE_QUOTA_JSON)).build();
}
 
Example 7
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Opens an FSDataInputStream at the indicated Path.
 * <p>
 * IMPORTANT: the returned <code>FSDataInputStream</code> does not support the
 * <code>PositionReadable</code> and <code>Seekable</code> methods.
 *
 * @param f the file name to open
 * @param bufferSize the size of the buffer to be used.
 */
@Override
public FSDataInputStream open(Path f, int bufferSize) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.OPEN.toString());
  HttpURLConnection conn = getConnection(Operation.OPEN.getMethod(), params,
                                         f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  return new FSDataInputStream(
    new HttpFSDataInputStream(conn.getInputStream(), bufferSize));
}
 
Example 8
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public void close() throws IOException {
  try {
    super.close();
  } finally {
    HttpExceptionUtils.validateResponse(conn, closeStatus);
  }
}
 
Example 9
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Renames Path src to Path dst.  Can take place on local fs
 * or remote DFS.
 */
@Override
public boolean rename(Path src, Path dst) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.RENAME.toString());
  params.put(DESTINATION_PARAM, dst.toString());
  HttpURLConnection conn = getConnection(Operation.RENAME.getMethod(),
                                         params, src, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  return (Boolean) json.get(RENAME_JSON);
}
 
Example 10
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Make the given file and all non-existent parents into
 * directories. Has the semantics of Unix 'mkdir -p'.
 * Existence of the directory hierarchy is not an error.
 */
@Override
public boolean mkdirs(Path f, FsPermission permission) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.MKDIRS.toString());
  params.put(PERMISSION_PARAM, permissionToString(permission));
  HttpURLConnection conn = getConnection(Operation.MKDIRS.getMethod(),
                                         params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  return (Boolean) json.get(MKDIRS_JSON);
}
 
Example 11
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Set owner of a path (i.e. a file or a directory).
 * The parameters username and groupname cannot both be null.
 *
 * @param p The path
 * @param username If it is null, the original username remains unchanged.
 * @param groupname If it is null, the original groupname remains unchanged.
 */
@Override
public void setOwner(Path p, String username, String groupname)
  throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.SETOWNER.toString());
  params.put(OWNER_PARAM, username);
  params.put(GROUP_PARAM, groupname);
  HttpURLConnection conn = getConnection(Operation.SETOWNER.getMethod(),
                                         params, p, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 12
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Set permission of a path.
 *
 * @param p path.
 * @param permission permission.
 */
@Override
public void setPermission(Path p, FsPermission permission) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.SETPERMISSION.toString());
  params.put(PERMISSION_PARAM, permissionToString(permission));
  HttpURLConnection conn = getConnection(Operation.SETPERMISSION.getMethod(), params, p, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 13
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Set replication for an existing file.
 *
 * @param src file name
 * @param replication new replication
 *
 * @return true if successful;
 *         false if file does not exist or is a directory
 *
 * @throws IOException
 */
@Override
public boolean setReplication(Path src, short replication)
  throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.SETREPLICATION.toString());
  params.put(REPLICATION_PARAM, Short.toString(replication));
  HttpURLConnection conn =
    getConnection(Operation.SETREPLICATION.getMethod(), params, src, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  return (Boolean) json.get(SET_REPLICATION_JSON);
}
 
Example 14
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Modify the ACL entries for a file.
 *
 * @param path Path to modify
 * @param aclSpec describing modifications
 * @throws IOException
 */
@Override
public void modifyAclEntries(Path path, List<AclEntry> aclSpec)
        throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.MODIFYACLENTRIES.toString());
  params.put(ACLSPEC_PARAM, AclEntry.aclSpecToString(aclSpec));
  HttpURLConnection conn = getConnection(
          Operation.MODIFYACLENTRIES.getMethod(), params, path, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 15
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Remove the specified ACL entries from a file
 * @param path Path to modify
 * @param aclSpec describing entries to remove
 * @throws IOException
 */
@Override
public void removeAclEntries(Path path, List<AclEntry> aclSpec)
        throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.REMOVEACLENTRIES.toString());
  params.put(ACLSPEC_PARAM, AclEntry.aclSpecToString(aclSpec));
  HttpURLConnection conn = getConnection(
          Operation.REMOVEACLENTRIES.getMethod(), params, path, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 16
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Removes the default ACL for the given file
 * @param path Path from which to remove the default ACL.
 * @throws IOException
 */
@Override
public void removeDefaultAcl(Path path) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.REMOVEDEFAULTACL.toString());
  HttpURLConnection conn = getConnection(
          Operation.REMOVEDEFAULTACL.getMethod(), params, path, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 17
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Remove all ACLs from a file
 * @param path Path from which to remove all ACLs
 * @throws IOException
 */
@Override
public void removeAcl(Path path) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.REMOVEACL.toString());
  HttpURLConnection conn = getConnection(Operation.REMOVEACL.getMethod(),
          params, path, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 18
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Set the ACLs for the given file
 * @param path Path to modify
 * @param aclSpec describing modifications, must include
 *                entries for user, group, and others for compatibility
 *                with permission bits.
 * @throws IOException
 */
@Override
public void setAcl(Path path, List<AclEntry> aclSpec) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.SETACL.toString());
  params.put(ACLSPEC_PARAM, AclEntry.aclSpecToString(aclSpec));
  HttpURLConnection conn = getConnection(Operation.SETACL.getMethod(),
                                         params, path, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 19
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public FileChecksum getFileChecksum(Path f) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.GETFILECHECKSUM.toString());
  HttpURLConnection conn =
    getConnection(Operation.GETFILECHECKSUM.getMethod(), params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  final JSONObject json = (JSONObject) ((JSONObject)
    HttpFSUtils.jsonParse(conn)).get(FILE_CHECKSUM_JSON);
  return new FileChecksum() {
    @Override
    public String getAlgorithmName() {
      return (String) json.get(CHECKSUM_ALGORITHM_JSON);
    }

    @Override
    public int getLength() {
      return ((Long) json.get(CHECKSUM_LENGTH_JSON)).intValue();
    }

    @Override
    public byte[] getBytes() {
      return StringUtils.hexStringToByte((String) json.get(CHECKSUM_BYTES_JSON));
    }

    @Override
    public void write(DataOutput out) throws IOException {
      throw new UnsupportedOperationException();
    }

    @Override
    public void readFields(DataInput in) throws IOException {
      throw new UnsupportedOperationException();
    }
  };
}
 
Example 20
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public void setXAttr(Path f, String name, byte[] value,
    EnumSet<XAttrSetFlag> flag) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.SETXATTR.toString());
  params.put(XATTR_NAME_PARAM, name);
  if (value != null) {
    params.put(XATTR_VALUE_PARAM, 
        XAttrCodec.encodeValue(value, XAttrCodec.HEX));
  }
  params.put(XATTR_SET_FLAG_PARAM, EnumSetParam.toString(flag));
  HttpURLConnection conn = getConnection(Operation.SETXATTR.getMethod(),
      params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 21
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public byte[] getXAttr(Path f, String name) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.GETXATTRS.toString());
  params.put(XATTR_NAME_PARAM, name);
  HttpURLConnection conn = getConnection(Operation.GETXATTRS.getMethod(),
      params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  Map<String, byte[]> xAttrs = createXAttrMap(
      (JSONArray) json.get(XATTRS_JSON));
  return xAttrs != null ? xAttrs.get(name) : null;
}
 
Example 22
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public Map<String, byte[]> getXAttrs(Path f) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.GETXATTRS.toString());
  HttpURLConnection conn = getConnection(Operation.GETXATTRS.getMethod(),
      params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  return createXAttrMap((JSONArray) json.get(XATTRS_JSON));
}
 
Example 23
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public Map<String, byte[]> getXAttrs(Path f, List<String> names)
    throws IOException {
  Preconditions.checkArgument(names != null && !names.isEmpty(), 
      "XAttr names cannot be null or empty.");
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.GETXATTRS.toString());
  Map<String, List<String>> multiValuedParams = Maps.newHashMap();
  multiValuedParams.put(XATTR_NAME_PARAM, names);
  HttpURLConnection conn = getConnection(Operation.GETXATTRS.getMethod(),
      params, multiValuedParams, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  return createXAttrMap((JSONArray) json.get(XATTRS_JSON));
}
 
Example 24
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public List<String> listXAttrs(Path f) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.LISTXATTRS.toString());
  HttpURLConnection conn = getConnection(Operation.LISTXATTRS.getMethod(),
      params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  return createXAttrNames((String) json.get(XATTRNAMES_JSON));
}
 
Example 25
Source Project: hadoop   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public void removeXAttr(Path f, String name) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.REMOVEXATTR.toString());
  params.put(XATTR_NAME_PARAM, name);
  HttpURLConnection conn = getConnection(Operation.REMOVEXATTR.getMethod(),
      params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}
 
Example 26
Source Project: big-c   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Opens an FSDataInputStream at the indicated Path.
 * <p>
 * IMPORTANT: the returned <code>FSDataInputStream</code> does not support the
 * <code>PositionReadable</code> and <code>Seekable</code> methods.
 *
 * @param f the file name to open
 * @param bufferSize the size of the buffer to be used.
 */
@Override
public FSDataInputStream open(Path f, int bufferSize) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.OPEN.toString());
  HttpURLConnection conn = getConnection(Operation.OPEN.getMethod(), params,
                                         f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  return new FSDataInputStream(
    new HttpFSDataInputStream(conn.getInputStream(), bufferSize));
}
 
Example 27
Source Project: big-c   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public void close() throws IOException {
  try {
    super.close();
  } finally {
    HttpExceptionUtils.validateResponse(conn, closeStatus);
  }
}
 
Example 28
Source Project: big-c   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Renames Path src to Path dst.  Can take place on local fs
 * or remote DFS.
 */
@Override
public boolean rename(Path src, Path dst) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.RENAME.toString());
  params.put(DESTINATION_PARAM, dst.toString());
  HttpURLConnection conn = getConnection(Operation.RENAME.getMethod(),
                                         params, src, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  return (Boolean) json.get(RENAME_JSON);
}
 
Example 29
Source Project: big-c   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Make the given file and all non-existent parents into
 * directories. Has the semantics of Unix 'mkdir -p'.
 * Existence of the directory hierarchy is not an error.
 */
@Override
public boolean mkdirs(Path f, FsPermission permission) throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.MKDIRS.toString());
  params.put(PERMISSION_PARAM, permissionToString(permission));
  HttpURLConnection conn = getConnection(Operation.MKDIRS.getMethod(),
                                         params, f, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
  JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
  return (Boolean) json.get(MKDIRS_JSON);
}
 
Example 30
Source Project: big-c   Source File: HttpFSFileSystem.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Set owner of a path (i.e. a file or a directory).
 * The parameters username and groupname cannot both be null.
 *
 * @param p The path
 * @param username If it is null, the original username remains unchanged.
 * @param groupname If it is null, the original groupname remains unchanged.
 */
@Override
public void setOwner(Path p, String username, String groupname)
  throws IOException {
  Map<String, String> params = new HashMap<String, String>();
  params.put(OP_PARAM, Operation.SETOWNER.toString());
  params.put(OWNER_PARAM, username);
  params.put(GROUP_PARAM, groupname);
  HttpURLConnection conn = getConnection(Operation.SETOWNER.getMethod(),
                                         params, p, true);
  HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
}