TrustfulCredentialsService.java

/**
 * Copyright 2014-2016 CyberVision, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kaaproject.kaa.server.common.dao.service;

import org.kaaproject.kaa.common.dto.credentials.CredentialsDto;
import org.kaaproject.kaa.common.dto.credentials.CredentialsStatus;
import org.kaaproject.kaa.server.common.dao.CredentialsService;
import org.kaaproject.kaa.server.common.dao.exception.CredentialsServiceException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;

import java.util.Optional;

/**
 * A dummy credentials service to be used in case of no credentials validation
 * is needed.
 *
 * @author Bohdan Khablenko
 * @since v0.9.0
 */
@Service
public class TrustfulCredentialsService implements CredentialsService {

  private static final Logger LOG = LoggerFactory.getLogger(TrustfulCredentialsService.class);

  @Override
  public CredentialsDto provideCredentials(String applicationId, CredentialsDto credentials)
          throws CredentialsServiceException {
    LOG.debug("Returning credentials provided [{}]", credentials);
    return credentials;
  }

  @Override
  public Optional<CredentialsDto> lookupCredentials(String applicationId, String credentialsId)
          throws CredentialsServiceException {
    CredentialsDto credentials = new CredentialsDto(credentialsId, null,
            CredentialsStatus.AVAILABLE);
    LOG.debug("Returning dummy credentials [{}]", credentials);
    return Optional.of(credentials);
  }

  @Override
  public void markCredentialsInUse(String applicationId, String credentialsId)
          throws CredentialsServiceException {
    this.updateStatus(applicationId, credentialsId, CredentialsStatus.IN_USE);
  }

  @Override
  public void markCredentialsRevoked(String applicationId, String credentialsId)
          throws CredentialsServiceException {
    this.updateStatus(applicationId, credentialsId, CredentialsStatus.REVOKED);
  }

  private void updateStatus(String applicationId, String credentialsId, CredentialsStatus status) {
    LOG.debug("Consider credentials [{}] for application [{}] to be [{}]",
            credentialsId, applicationId, status);
  }
}