/*
 * 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.geode.test.dunit.rules;

// TODO:uncomment: import static org.apache.geode.test.dunit.DistributedTestRule.*;

import org.apache.geode.test.dunit.SerializableRunnable;

/**
 * Disconnects all remote DUnit JVMs including the Locator JVM.
 */
public class DistributedDisconnectRule extends DistributedExternalResource {

  private final boolean disconnectBefore;
  private final boolean disconnectAfter;

  public static Builder builder() {
    return new Builder();
  }

  public DistributedDisconnectRule(final Builder builder) {
    this(new RemoteInvoker(), builder);
  }

  public DistributedDisconnectRule(final RemoteInvoker invoker, final Builder builder) {
    super(invoker);
    this.disconnectBefore = builder.disconnectBefore;
    this.disconnectAfter = builder.disconnectAfter;
  }

  @Override
  protected void before() throws Throwable {
    if (this.disconnectBefore) {
      invoker().invokeInEveryVM(serializableRunnable());
    }
  }

  @Override
  protected void after() {
    if (this.disconnectAfter) {
      invoker().invokeInEveryVM(serializableRunnable());
    }
  }

  private static SerializableRunnable serializableRunnable() {
    return new SerializableRunnable() {
      @Override
      public void run() {
        // TODO:uncomment: disconnectFromDS();
      }
    };
  }

  /**
   * Builds an instance of DistributedDisconnectRule
   */
  public static class Builder {
    private boolean disconnectBefore;
    private boolean disconnectAfter;

    public Builder() {}

    public Builder disconnectBefore(final boolean disconnectBefore) {
      this.disconnectBefore = disconnectBefore;
      return this;
    }

    public Builder disconnectAfter(final boolean disconnectAfter) {
      this.disconnectAfter = disconnectAfter;
      return this;
    }

    public DistributedDisconnectRule build() {
      return new DistributedDisconnectRule(this);
    }
  }
}