org.projectnessie.versioned.ReferenceInfo Maven / Gradle / Ivy

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/*
 * Copyright (C) 2020 Dremio
 *
 * 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.projectnessie.versioned;

import jakarta.annotation.Nullable;
import java.util.List;
import org.immutables.value.Value;

@Value.Immutable
public interface ReferenceInfo {
  NamedRef getNamedRef();

  Hash getHash();

  @Value.Default
  default long getCommitSeq() {
    return 0L;
  }

  @Nullable
  Hash getCommonAncestor();

  ReferenceInfo withCommonAncestor(@Nullable Hash value);

  @Nullable
  CommitsAheadBehind getAheadBehind();

  ReferenceInfo withAheadBehind(@Nullable CommitsAheadBehind value);

  @Nullable
  METADATA getHeadCommitMeta();

  ReferenceInfo withHeadCommitMeta(@Nullable METADATA value);

  List getParentHashes();

  @SuppressWarnings({"rawtypes", "unchecked"})
  default  ReferenceInfo withUpdatedCommitMeta(
      UPDATED_METADATA commitMeta) {
    ReferenceInfo updated = this;
    return updated.withHeadCommitMeta(commitMeta);
  }

  static  ImmutableReferenceInfo.Builder builder() {
    return ImmutableReferenceInfo.builder();
  }

  static  ReferenceInfo of(Hash hash, NamedRef namedRef) {
    return ReferenceInfo.builder().namedRef(namedRef).hash(hash).build();
  }

  @Value.Immutable
  interface CommitsAheadBehind {

    int getBehind();

    int getAhead();

    static CommitsAheadBehind of(int ahead, int behind) {
      return ImmutableCommitsAheadBehind.builder().ahead(ahead).behind(behind).build();
    }
  }
}