// 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.grid.data;

import org.openqa.selenium.internal.Require;

import org.openqa.selenium.json.JsonInput;

import java.io.Serializable;

import java.util.Map;

import java.util.Objects;

import java.util.TreeMap;

import java.util.UUID;

import static java.util.Collections.unmodifiableMap;

public class SlotId implements Serializable {

private final NodeId nodeId;

private final UUID uuid;

public SlotId(NodeId host, UUID uuid) {

this.nodeId = Require.nonNull("Host id", host);

this.uuid = Require.nonNull("Actual id", uuid);

}

public NodeId getOwningNodeId() {

return nodeId;

}

public UUID getSlotId() {

return uuid;

}

@Override

public String toString() {

return "SlotId{nodeId=" + nodeId + ", id=" + uuid + '}';

}

@Override

public boolean equals(Object o) {

if (!(o instanceof SlotId)) {

return false;

}

SlotId that = (SlotId) o;

return Objects.equals(this.nodeId, that.nodeId) &&

Objects.equals(this.uuid, that.uuid);

}

@Override

public int hashCode() {

return Objects.hash(nodeId, uuid);

}

private Object toJson() {

Map<String, Object> toReturn = new TreeMap<>();

toReturn.put("hostId", nodeId);

toReturn.put("id", uuid);

return unmodifiableMap(toReturn);

}

private static SlotId fromJson(JsonInput input) {

NodeId nodeId = null;

UUID id = null;

input.beginObject();

while (input.hasNext()) {

switch (input.nextName()) {

case "hostId":

nodeId = input.read(NodeId.class);

break;

case "id":

id = input.read(UUID.class);

break;

default:

input.skipValue();

break;

}

}

input.endObject();

return new SlotId(nodeId, id);

}

}