content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.apache.asterix.external.api;
  
  import java.net.InetAddress;
  import java.util.Map;
  import java.util.Set;
  
  import org.apache.asterix.common.dataflow.ICcApplicationContext;
  import org.apache.asterix.common.exceptions.AsterixException;
  
  /**
   * A policy for resolving a name to a node controller id.
   */
  @FunctionalInterface
  public interface INodeResolver {
  
      /**
       * Resolve a passed-in value to a node controller id.
       *
       * @param value
       *            string to be resolved
       * @return resolved result (a node controller id)
       * @throws AsterixException
       */
      String resolveNode(ICcApplicationContext appCtx, String value, Map<InetAddress, Set<String>> ncMap, Set<String> ncs)
              throws AsterixException;
  }
  