package com.palantir.atlasdb.keyvalue.partition.endpoint;

import java.util.UUID;

import com.google.common.base.Preconditions;
import com.palantir.atlasdb.keyvalue.partition.PartitionedKeyValueConstants;

public class KeyValueEndpoints {
    private KeyValueEndpoints() {
    }

    public static String makeUniqueRackIfNoneSpecified(String rack) {
        if (PartitionedKeyValueConstants.NO_RACK.equals(rack)) {
            return UUID.randomUUID().toString();
        }
        return Preconditions.checkNotNull(rack);
    }
}

@@ -1,8 +1,597 @@
+/**%0A * Copyright 2015 Palantir Technologies%0A *%0A * Licensed under the BSD-3 License (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A * http://opensource.org/licenses/BSD-3-Clause%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A
 package 

Add licence for KeyValueEndpoints.java.