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Discovery server

There is a newer version: 1.36

/*
 * Copyright 2010 Proofpoint, 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.proofpoint.discovery;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonValue;
import com.google.common.base.Preconditions;

import javax.annotation.concurrent.Immutable;

import java.util.UUID;

import static java.nio.charset.StandardCharsets.UTF_8;

@Immutable
public class Id
{
    private final UUID id;

    @JsonCreator
    public static  Id valueOf(UUID id)
    {
        Preconditions.checkNotNull(id, "id is null");
        return new Id(id);
    }

    public static  Id valueOf(String id)
    {
        Preconditions.checkNotNull(id, "id is null");
        return new Id<>(UUID.fromString(id));
    }

    public static  Id random()
    {
        return new Id<>(UUID.randomUUID());
    }

    private Id(UUID id)
    {
        this.id = id;
    }

    @JsonValue
    public UUID get()
    {
        return id;
    }

    @Override
    public boolean equals(Object o)
    {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        return id.equals(((Id) o).id);
    }

    @Override
    public int hashCode()
    {
        return id.hashCode();
    }

    @Override
    public String toString()
    {
        return id.toString();
    }

    public byte[] getBytes()
    {
        return toString().getBytes(UTF_8);
    }
}