Example usage for org.springframework.security.crypto.codec Base64 Base64

Introduction

In this page you can find the example usage for org.springframework.security.crypto.codec Base64 Base64.

Prototype

Base64

Source Link

Usage

From source file:org.cloudfoundry.identity.uaa.login.LoginInfoEndpoint.java

@RequestMapping(value = "/autologin", method = RequestMethod.POST)
@ResponseBody/*from   www  . j a  v  a2s. c o  m*/
public AutologinResponse generateAutologinCode(@RequestBody AutologinRequest request,
        @RequestHeader(value = "Authorization", required = false) String auth) throws Exception {
    if (auth == null || (!auth.startsWith("Basic"))) {
        throw new BadCredentialsException("No basic authorization client information in request");
    }

    String username = request.getUsername();
    if (username == null) {
        throw new BadCredentialsException("No username in request");
    }
    Authentication userAuthentication = null;
    if (authenticationManager != null) {
        String password = request.getPassword();
        if (!hasText(password)) {
            throw new BadCredentialsException("No password in request");
        }
        userAuthentication = authenticationManager
                .authenticate(new AuthzAuthenticationRequest(username, password, null));
    }

    String base64Credentials = auth.substring("Basic".length()).trim();
    String credentials = new String(new Base64().decode(base64Credentials.getBytes()), UTF_8.name());
    // credentials = username:password
    final String[] values = credentials.split(":", 2);
    if (values == null || values.length == 0) {
        throw new BadCredentialsException("Invalid authorization header.");
    }
    String clientId = values[0];
    Map<String, String> codeData = new HashMap<>();
    codeData.put("client_id", clientId);
    codeData.put("username", username);
    if (userAuthentication != null && userAuthentication.getPrincipal() instanceof UaaPrincipal) {
        UaaPrincipal p = (UaaPrincipal) userAuthentication.getPrincipal();
        if (p != null) {
            codeData.put("user_id", p.getId());
            codeData.put(OriginKeys.ORIGIN, p.getOrigin());
        }
    }
    ExpiringCode expiringCode = expiringCodeStore.generateCode(JsonUtils.writeValueAsString(codeData),
            new Timestamp(System.currentTimeMillis() + 5 * 60 * 1000), ExpiringCodeType.AUTOLOGIN.name(),
            IdentityZoneHolder.get().getId());

    return new AutologinResponse(expiringCode.getCode());
}

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