public static void dropTable()

in src/main/java/org/apache/accumulo/testing/randomwalk/security/DropTable.java [43:100]
54 lines of code
13 McCabe index (conditional complexity)

  public static void dropTable(State state, RandWalkEnv env, Properties props) throws Exception {
    String sourceUser = props.getProperty("source", "system");
    String principal;
    AuthenticationToken token;
    boolean hasPermission = false;
    if (sourceUser.equals("table")) {
      principal = WalkingSecurity.get(state, env).getTabUserName();
      token = WalkingSecurity.get(state, env).getTabToken();
    } else {
      principal = WalkingSecurity.get(state, env).getSysUserName();
      token = WalkingSecurity.get(state, env).getSysToken();
    }
    try (AccumuloClient client = env.createClient(principal, token)) {

      String tableName = WalkingSecurity.get(state, env).getTableName();

      boolean exists = WalkingSecurity.get(state, env).getTableExists();

      try {
        hasPermission = client.securityOperations().hasTablePermission(principal, tableName,
            TablePermission.DROP_TABLE)
            || client.securityOperations().hasSystemPermission(principal,
                SystemPermission.DROP_TABLE);
        client.tableOperations().delete(tableName);
      } catch (AccumuloSecurityException ae) {
        if (ae.getSecurityErrorCode().equals(SecurityErrorCode.TABLE_DOESNT_EXIST)) {
          if (exists)
            throw new TableExistsException(null, tableName,
                "Got a TableNotFoundException but it should have existed", ae);
          else
            return;
        } else if (ae.getSecurityErrorCode().equals(SecurityErrorCode.PERMISSION_DENIED)) {
          if (hasPermission)
            throw new AccumuloException(
                "Got a security exception when I should have had permission.", ae);
          else {
            // Drop anyway for sake of state
            env.getAccumuloClient().tableOperations().delete(tableName);
            WalkingSecurity.get(state, env).cleanTablePermissions(tableName);
            return;
          }
        } else if (ae.getSecurityErrorCode().equals(SecurityErrorCode.BAD_CREDENTIALS)) {
          if (WalkingSecurity.get(state, env).userPassTransient(client.whoami()))
            return;
        }
        throw new AccumuloException("Got unexpected ae error code", ae);
      } catch (TableNotFoundException tnfe) {
        if (exists)
          throw new TableExistsException(null, tableName,
              "Got a TableNotFoundException but it should have existed", tnfe);
        else
          return;
      }
      WalkingSecurity.get(state, env).cleanTablePermissions(tableName);
      if (!hasPermission)
        throw new AccumuloException("Didn't get Security Exception when we should have");
    }
  }