Package javax.security.auth.callback

Examples of javax.security.auth.callback.Callback


    public boolean login() throws LoginException {

        // Set up our CallbackHandler requests
        if (callbackHandler == null)
            throw new LoginException("No CallbackHandler specified");
        Callback callbacks[] = new Callback[2];
        callbacks[0] = new NameCallback("Username: ");
        callbacks[1] = new PasswordCallback("Password: ", false);

        // Interact with the user to retrieve the username and password
        String username = null;
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        this.certificateChain = certificateChain;
    }

    public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
        for (int i = 0; i < callbacks.length; i++) {
            Callback callback = callbacks[i];
            if (callback instanceof CertificateChainCallback) {
                CertificateChainCallback cc = (CertificateChainCallback) callback;
                cc.setCertificateChain(certificateChain);
            } else if (callback instanceof CertificateCallback) {
                if (certificateChain != null
                        && certificateChain.length > 0
                        && certificateChain[0] instanceof X509Certificate) {
                    CertificateCallback cc = (CertificateCallback) callback;
                    cc.setCertificate((X509Certificate) certificateChain[0]);
                } else {
                    StringBuffer buf = new StringBuffer("Invalid certificate chain: \n");
                    if (certificateChain == null) {
                        buf.append("certificate chain is null");
                    } else {
                        buf.append("certificate chain length: ").append(certificateChain.length).append("\n");
                        if (certificateChain.length > 0) {
                            buf.append("first certificate is a: ").append(certificateChain[0].getClass()).append("\n");
                            buf.append("certificate is an X509Certificate: ").append(certificateChain[0] instanceof X509Certificate).append("\n");
                        }
                    }
                    throw new UnsupportedCallbackException(callback, buf.toString());
                }
            } else {
                throw new UnsupportedCallbackException(callback, "Wrong callback type: " + callback.getClass());
            }
        }
    }
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        this.password = password == null ? null : password.toCharArray();
    }

    public void handle(Callback[] callbacks) throws UnsupportedCallbackException {
        for (int i = 0; i < callbacks.length; i++) {
            Callback callback = callbacks[i];
            if (callback instanceof NameCallback) {
                NameCallback nc = (NameCallback) callback;
                nc.setName(username);
            } else if (callback instanceof PasswordCallback) {
                PasswordCallback pc = (PasswordCallback) callback;
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                            public void handle(final Callback[] callbacks)
                                    throws IOException, UnsupportedCallbackException
                            {
                                for (int i = 0; i < callbacks.length; i++)
                                {
                                    Callback cb = callbacks[i];
                                    if (cb instanceof NameCallback)
                                    {
                                        ((NameCallback)cb).setName(_username);
                                    }
                                    else if (cb instanceof PasswordCallback)
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    public boolean login() throws LoginException {

        // Set up our CallbackHandler requests
        if (callbackHandler == null)
            throw new LoginException("No CallbackHandler specified");
        Callback callbacks[] = new Callback[9];
        callbacks[0] = new NameCallback("Username: ");
        callbacks[1] = new PasswordCallback("Password: ", false);
        callbacks[2] = new TextInputCallback("nonce");
        callbacks[3] = new TextInputCallback("nc");
        callbacks[4] = new TextInputCallback("cnonce");
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     */
    public void handle( Callback[] callbacks )
    {
        for ( int i = 0; i < callbacks.length; i++ )
        {
            Callback callback = callbacks[i];

            if ( LOG.isDebugEnabled() )
            {
                LOG.debug( "Processing callback {} of {}: {}" + callback.getClass(), ( i + 1 ), callbacks.length );
            }

            if ( callback instanceof NameCallback )
            {
                NameCallback nameCB = ( NameCallback ) callback;
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    public void handle( Callback[] callbacks ) throws UnsupportedCallbackException, IOException
    {
        for ( int ii = 0; ii < callbacks.length; ii++ )
        {
            Callback callBack = callbacks[ii];

            // Handles username callback.
            if ( callBack instanceof NameCallback )
            {
                NameCallback nameCallback = ( NameCallback ) callBack;
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  public void testCallbackThrowsHandlingUnsupportedCallback() throws IOException {
    CallbackHandler handler = new HttpRequestBasedCallbackHandler(new MultiMap<String>());

    try {
      handler.handle(new Callback[] {new Callback() {}});
      fail("Should have thrown due to unsupported callback");
    } catch (UnsupportedCallbackException e) {
      // Pass.
    }
  }
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  @Override
  public boolean login() throws LoginException {
    NameCallback nameCallback = new NameCallback("Username");
    PasswordCallback passwordCallback = new PasswordCallback("Password", false);

    Callback callbacks[] = new Callback[] {nameCallback, passwordCallback};

    try {
      callbackHandler.handle(callbacks);
    } catch (java.io.IOException e) {
      throw new LoginException(e.toString());
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public class TestCallbackHandler implements CallbackHandler {

    public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
        for (int i = 0; i < callbacks.length; i++) {
            Callback callback = callbacks[i];
            if (callback instanceof NameCallback) {
                ((NameCallback)callback).setName("bar");
            } else if (callback instanceof PasswordCallback) {
                ((PasswordCallback)callback).setPassword("bar".toCharArray());
            } else {
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