com.facebook.presto.spi.security.Identity Maven / Gradle / Ivy

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/*
 * 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.facebook.presto.spi.security;

import java.security.Principal;
import java.util.Objects;
import java.util.Optional;

import static java.util.Objects.requireNonNull;

public class Identity
{
    private final String user;
    private final Optional principal;

    public Identity(String user, Optional principal)
    {
        this.user = requireNonNull(user, "user is null");
        this.principal = requireNonNull(principal, "principal is null");
    }

    public String getUser()
    {
        return user;
    }

    public Optional getPrincipal()
    {
        return principal;
    }

    @Override
    public boolean equals(Object o)
    {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        Identity identity = (Identity) o;
        return Objects.equals(user, identity.user);
    }

    @Override
    public int hashCode()
    {
        return Objects.hash(user);
    }

    @Override
    public String toString()
    {
        StringBuilder sb = new StringBuilder("Identity{");
        sb.append("user='").append(user).append('\'');
        if (principal.isPresent()) {
            sb.append(", principal=").append(principal.get());
        }
        sb.append('}');
        return sb.toString();
    }
}