Java Code Examples for javax.smartcardio.TerminalFactory#terminals()

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Example 1
Source File: Main.java    From openjavacard-ndef with GNU General Public License v3.0 5 votes vote down vote up 
public static final void main(String[] arguments) {
    PrintStream os = System.out;
    TerminalFactory tf = TerminalFactory.getDefault();
    CardTerminals terminals = tf.terminals();

    try {
        // default command is info
        String command = "info";

        // check if user specified a reader as first argument
        if(arguments.length >= 1) {
            // if yes then use that reader
            String terminalName = arguments[0];
            CardTerminal terminal = terminals.getTerminal(terminalName);
            if(terminal == null) {
                throw new RuntimeException("Could not find terminal \"" + terminalName + "\"");
            }
            // check if the user also specified a command
            if(arguments.length >= 2) {
                command = arguments[1];
            }
            // split off the command arguments
            String[] commandArguments = new String[0];
            if(arguments.length > 2) {
                commandArguments = Arrays.copyOfRange(arguments, 2, arguments.length);
            }
            // run the command
            runCommand(terminal, command, commandArguments);
        } else {
            // else list all readers
            os.println("Available terminals:");
            for (CardTerminal t : terminals.list()) {
                os.println("  \"" + t.getName() + "\"");
            }
        }
    } catch (CardException e) {
        e.printStackTrace();
    }
}