Examples with JSONObject org.json.simple.JSONObject used on opensource projects

Example 11 with JSONObject

use of org.json.simple.JSONObject in project hadoop by apache.

the class HttpFSFileSystem method truncate.

/**
   * Truncate a file.
   * 
   * @param f the file to be truncated.
   * @param newLength The size the file is to be truncated to.
   *
   * @throws IOException
   */
@Override
public boolean truncate(Path f, long newLength) throws IOException {
    Map<String, String> params = new HashMap<String, String>();
    params.put(OP_PARAM, Operation.TRUNCATE.toString());
    params.put(NEW_LENGTH_PARAM, Long.toString(newLength));
    HttpURLConnection conn = getConnection(Operation.TRUNCATE.getMethod(), params, f, true);
    JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
    return (Boolean) json.get(TRUNCATE_JSON);
}

Example 12 with JSONObject

use of org.json.simple.JSONObject in project hadoop by apache.

the class HttpFSFileSystem method getAclStatus.

/**
   * Get the ACL information for a given file
   * @param path Path to acquire ACL info for
   * @return the ACL information in JSON format
   * @throws IOException
   */
@Override
public AclStatus getAclStatus(Path path) throws IOException {
    Map<String, String> params = new HashMap<String, String>();
    params.put(OP_PARAM, Operation.GETACLSTATUS.toString());
    HttpURLConnection conn = getConnection(Operation.GETACLSTATUS.getMethod(), params, path, true);
    HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
    JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
    json = (JSONObject) json.get(ACL_STATUS_JSON);
    return createAclStatus(json);
}

Example 13 with JSONObject

use of org.json.simple.JSONObject in project hadoop by apache.

the class HttpFSFileSystem method listStatus.

/**
   * List the statuses of the files/directories in the given path if the path is
   * a directory.
   *
   * @param f given path
   *
   * @return the statuses of the files/directories in the given patch
   *
   * @throws IOException
   */
@Override
public FileStatus[] listStatus(Path f) throws IOException {
    Map<String, String> params = new HashMap<String, String>();
    params.put(OP_PARAM, Operation.LISTSTATUS.toString());
    HttpURLConnection conn = getConnection(Operation.LISTSTATUS.getMethod(), params, f, true);
    HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_OK);
    JSONObject json = (JSONObject) HttpFSUtils.jsonParse(conn);
    return toFileStatuses(json, f);
}

Example 14 with JSONObject

use of org.json.simple.JSONObject in project hadoop by apache.

the class HttpFSFileSystem method getContentSummary.

@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 15 with JSONObject

use of org.json.simple.JSONObject in project hadoop by apache.

the class HttpFSFileSystem method getFileChecksum.

@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();
        }
    };
}