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package io.resys.thena.docdb.spi.support;

/*-
 * #%L
 * thena-docdb-api
 * %%
 * Copyright (C) 2021 Copyright 2021 ReSys OÜ
 * %%
 * 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.
 * #L%
 */

import java.util.UUID;

public class Identifiers {
  
  public static String toRepoHeadGid(String repoId, String headName) {
    return repoId + ":" + headName;
  }
  
  // 0 - repo id, 1 - head name
  public static String[] fromRepoHeadGid(String headGid) {
    String[] path = headGid.split(":");
    RepoAssert.isTrue(path.length == 2, () -> "Invalid headGid: '" + headGid + "'!");
    return path;
  }
  
  public static String uuid() {
    return UUID.randomUUID().toString();
  }
}