code: public CommandLineBuilder append(final String[] segments) {
          if (segments != null && segments.length > 0) {
              final String[] command = new String[commandLine.length + segments.length];
              System.arraycopy(commandLine, 0, command, 0, commandLine.length);
              System.arraycopy(segments, 0, command, commandLine.length, segments.length);
              commandLine = command;
          }
          return this;
      }
docs: Appends an array of strings to command line.
  
  @param segments array to append
  @return CommandLineBuilder for fluent api