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// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC 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.openqa.selenium.events;

import org.openqa.selenium.json.Json;

import java.util.Objects;
import java.util.StringJoiner;
import java.util.UUID;

public class Event {

  private static final Json JSON = new Json();
  private final UUID id;
  private final Type type;
  private final String data;

  public Event(Type type, Object data) {
    this(UUID.randomUUID(), type, data);
  }

  public Event(UUID id, Type type, Object data) {
    this.id = Objects.requireNonNull(id, "Message id must be set.");
    this.type = Objects.requireNonNull(type, "Event type must be set.");

    this.data = JSON.toJson(data);
  }

  public UUID getId() {
    return id;
  }

  public Type getType() {
    return type;
  }

  public  T getData(java.lang.reflect.Type typeOfT) {
    return JSON.toType(data, typeOfT);
  }

  public String getRawData() {
    return data;
  }

  @Override
  public String toString() {
    return new StringJoiner(", ", Event.class.getSimpleName() + "[", "]")
        .add("id=" + id)
        .add("type=" + type)
        .add("data=" + data)
        .toString();
  }

  @Override
  public boolean equals(Object o) {
    if (!(o instanceof Event)) {
      return false;
    }

    Event that = (Event) o;
    return Objects.equals(this.getId(), that.getId()) &&
           Objects.equals(this.getType(), that.getType()) &&
           Objects.equals(this.getRawData(), that.getRawData());
  }

  @Override
  public int hashCode() {
    return Objects.hash(getId(), getType(), data);
  }
}