EntityConvertUtils.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.operations.service.akka.utils;

import org.kaaproject.kaa.common.dto.EventClassFamilyVersionStateDto;
import org.kaaproject.kaa.server.operations.service.akka.messages.core.logs.LogDeliveryMessage;
import org.kaaproject.kaa.server.operations.service.akka.messages.core.user.verification.UserVerificationResponseMessage;
import org.kaaproject.kaa.server.operations.service.event.EventClassFamilyVersion;
import org.kaaproject.kaa.server.sync.LogDeliveryErrorCode;
import org.kaaproject.kaa.server.sync.LogDeliveryStatus;
import org.kaaproject.kaa.server.sync.LogServerSync;
import org.kaaproject.kaa.server.sync.SyncStatus;
import org.kaaproject.kaa.server.sync.UserAttachResponse;
import org.kaaproject.kaa.server.sync.UserVerifierErrorCode;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

public class EntityConvertUtils {

  private EntityConvertUtils() {
  }

  /**
   * Convert response map to log server sync <code>LogServerSync</code>.
   *
   * @param responseMap the map for converting
   * @return the <code>LogServerSync</code> instance
   */
  public static LogServerSync convert(Map<Integer, LogDeliveryMessage> responseMap) {
    List<LogDeliveryStatus> statusList = new ArrayList<>();
    for (Entry<Integer, LogDeliveryMessage> response : responseMap.entrySet()) {
      LogDeliveryMessage message = response.getValue();
      statusList.add(
          new LogDeliveryStatus(response.getKey(), message.isSuccess()
              ? SyncStatus.SUCCESS
              : SyncStatus.FAILURE,
              EntityConvertUtils.toErrorCode(message.getErrorCode())));
    }
    return new LogServerSync(statusList);
  }

  /**
   * Convert user verification response message to user attach response.
   *
   * @param value the user verification response message
   * @return the user attach response
   */
  public static UserAttachResponse convert(UserVerificationResponseMessage value) {
    UserAttachResponse response = new UserAttachResponse(value.isSuccess()
        ? SyncStatus.SUCCESS
        : SyncStatus.FAILURE,
        EntityConvertUtils.toErrorCode(value.getErrorCode()), value.getFailureReason());
    return response;
  }

  /**
   * Convert the user verifier org.kaaproject.kaa.server.common.verifier.errorCode to
   * org.kaaproject.kaa.server.sync.UserVerifierErrorCode.
   *
   * @param errorCode the error code for converting
   * @return converted error code
   */
  public static UserVerifierErrorCode toErrorCode(
      org.kaaproject.kaa.server.common.verifier.UserVerifierErrorCode errorCode) {
    if (errorCode == null) {
      return null;
    }
    switch (errorCode) {
      case NO_VERIFIER_CONFIGURED:
        return UserVerifierErrorCode.NO_VERIFIER_CONFIGURED;
      case TOKEN_INVALID:
        return UserVerifierErrorCode.TOKEN_INVALID;
      case TOKEN_EXPIRED:
        return UserVerifierErrorCode.TOKEN_EXPIRED;
      case INTERNAL_ERROR:
        return UserVerifierErrorCode.INTERNAL_ERROR;
      case CONNECTION_ERROR:
        return UserVerifierErrorCode.CONNECTION_ERROR;
      case REMOTE_ERROR:
        return UserVerifierErrorCode.REMOTE_ERROR;
      default:
        return UserVerifierErrorCode.OTHER;
    }
  }

  /**
   * Convert org.kaaproject.kaa.server.common.log.shared.appender.LogDeliveryErrorCode to
   * org.kaaproject.kaa.server.sync.LogDeliveryErrorCode.
   *
   * @param errorCode the error code for converting
   * @return error code
   */
  public static LogDeliveryErrorCode toErrorCode(
      org.kaaproject.kaa.server.common.log.shared.appender.LogDeliveryErrorCode errorCode) {
    if (errorCode == null) {
      return null;
    }
    switch (errorCode) {
      case APPENDER_INTERNAL_ERROR:
        return LogDeliveryErrorCode.APPENDER_INTERNAL_ERROR;
      case NO_APPENDERS_CONFIGURED:
        return LogDeliveryErrorCode.NO_APPENDERS_CONFIGURED;
      case REMOTE_CONNECTION_ERROR:
        return LogDeliveryErrorCode.REMOTE_CONNECTION_ERROR;
      case REMOTE_INTERNAL_ERROR:
        return LogDeliveryErrorCode.REMOTE_INTERNAL_ERROR;
      default:
        return null;
    }
  }

  /**
   * Convert event class family version state to event class family version.
   *
   * @param ecfVersionStates the event class family version state for converting
   * @return event class family version
   */
  public static List<EventClassFamilyVersion> convertToEcfVersions(
      List<EventClassFamilyVersionStateDto> ecfVersionStates) {
    List<EventClassFamilyVersion> result = new ArrayList<>(ecfVersionStates.size());
    for (EventClassFamilyVersionStateDto dto : ecfVersionStates) {
      result.add(new EventClassFamilyVersion(dto.getEcfId(), dto.getVersion()));
    }
    return result;
  }
}