GlobalRouteInfo.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.event;

import org.kaaproject.kaa.common.hash.EndpointObjectHash;
import org.kaaproject.kaa.server.common.thrift.gen.operations.EndpointRouteUpdate;
import org.kaaproject.kaa.server.common.thrift.gen.operations.EventRouteUpdateType;
import org.kaaproject.kaa.server.operations.service.akka.messages.core.route.RouteOperation;

import java.util.Arrays;

public final class GlobalRouteInfo extends ClusterRouteInfo {

  private final int cfVersion;
  private final byte[] ucfHash;

  private GlobalRouteInfo(String tenantId, String userId,
                          RouteTableAddress address,
                          int cfVersion,
                          byte[] ucfHash,
                          RouteOperation routeOperation) {
    super(tenantId, userId, address, routeOperation);
    this.cfVersion = cfVersion;
    this.ucfHash = ucfHash;
  }

  public static GlobalRouteInfo add(String tenantId, String userId, RouteTableAddress address,
                                    int cfVersion, byte[] ucfHash) {
    return new GlobalRouteInfo(tenantId, userId, address, cfVersion, ucfHash, RouteOperation.ADD);
  }

  public static GlobalRouteInfo delete(String tenantId, String userId, RouteTableAddress address) {
    return new GlobalRouteInfo(tenantId, userId, address, 0, null, RouteOperation.DELETE);
  }

  /**
   * Create and return new instance of <code>GlobalRouteInfo</code>.
   *
   * @param message the EndpointRouteUpdate instance
   * @return instance of <code>GlobalRouteInfo</code>
   */
  public static GlobalRouteInfo fromThrift(EndpointRouteUpdate message) {
    RouteTableAddress address = new RouteTableAddress(
        EndpointObjectHash.fromBytes(message.getRouteAddress().getEndpointKey()),
        message.getRouteAddress().getApplicationToken(),
        message.getRouteAddress().getOperationsServerId());
    RouteOperation operation = message.getUpdateType() == EventRouteUpdateType.ADD
        ? RouteOperation.ADD
        : RouteOperation.DELETE;
    return new GlobalRouteInfo(message.getTenantId(), message.getUserId(), address,
            message.getCfSchemaVersion(), message.getUcfHash(), operation);
  }

  public int getCfVersion() {
    return cfVersion;
  }

  public byte[] getUcfHash() {
    return ucfHash;
  }

  @Override
  public String toString() {
    StringBuilder builder = new StringBuilder();
    builder.append("GlobalRouteInfo [cfVersion=");
    builder.append(cfVersion);
    builder.append(", ucfHash=");
    builder.append(Arrays.toString(ucfHash));
    builder.append(", tenantId=");
    builder.append(tenantId);
    builder.append(", userId=");
    builder.append(userId);
    builder.append(", address=");
    builder.append(address);
    builder.append(", routeOperation=");
    builder.append(routeOperation);
    builder.append("]");
    return builder.toString();
  }

  public boolean isLocal() {
    return getAddress().getServerId() == null;
  }

}