/**
 * Copyright 2019 Pinterest, 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 com.pinterest.singer.environment;

/**
 * Environment provider for Singer, defaults to production. This class can be
 * extended to change the behavior of environment provider.
 */
public abstract class EnvironmentProvider {

  protected Environment environment = new Environment();
  
  public EnvironmentProvider() {
    environment.setDeploymentStage(getDeploymentStage());
    environment.setAccountId(getAccountId());
    environment.setLocality(getLocality());
    environment.setHostname(getHostname());
  }
  
  protected abstract String getLocality();

  protected abstract String getAccountId();

  protected abstract String getDeploymentStage();
  
  protected String getHostname() {
    return Environment.DEFAULT_HOSTNAME;
  }

  public Environment getEnvironment() {
    return environment;
  }

}