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/*
* Copyright 2015 Open Networking Laboratory
*
* 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 org.onosproject.incubator.net.virtual;
import com.google.common.annotations.Beta;
import java.util.Objects;
import static com.google.common.base.Preconditions.checkArgument;
/**
* Representation of network tenant.
*/
@Beta
public final class TenantId {
/**
* Represents no tenant, or an unspecified tenant.
*/
public static final TenantId NONE = new TenantId();
private final String id;
// Public construction is prohibited
private TenantId(String id) {
checkArgument(id != null && id.length() > 0, "Tenant ID cannot be null or empty");
this.id = id;
}
// Default constructor for serialization
protected TenantId() {
this.id = "";
}
/**
* Creates a tenant id using the supplied backing id.
*
* @param id network id
* @return network identifier
*/
public static TenantId tenantId(String id) {
return new TenantId(id);
}
@Override
public int hashCode() {
return id.hashCode();
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof TenantId) {
final TenantId that = (TenantId) obj;
return this.getClass() == that.getClass() &&
Objects.equals(this.id, that.id);
}
return false;
}
@Override
public String toString() {
return id;
}
}
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