/*

* 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.lance;

import com.google.common.base.MoreObjects;

import java.util.Objects;

import java.util.Optional;

/**

* Branch metadata aligned with Rust's BranchContents. name is the branch name, parentBranch may be

* null (indicating main), parentVersion is the version on which the branch was created, createAt is

* the unix timestamp (seconds), and manifestSize is the size of the referenced manifest file in

* bytes.

*/

public class Branch {

private final String name;

private final Optional<String> parentBranch;

private final long parentVersion;

private final long createAt;

private final int manifestSize;

public Branch(

String name, String parentBranch, long parentVersion, long createAt, int manifestSize) {

this.name = name;

this.parentBranch = Optional.ofNullable(parentBranch);

this.parentVersion = parentVersion;

this.createAt = createAt;

this.manifestSize = manifestSize;

}

public String getName() {

return name;

}

public Optional<String> getParentBranch() {

return parentBranch;

}

public long getParentVersion() {

return parentVersion;

}

public long getCreateAt() {

return createAt;

}

public int getManifestSize() {

return manifestSize;

}

@Override

public String toString() {

return MoreObjects.toStringHelper(this)

.add("name", name)

.add("parentBranch", parentBranch)

.add("parentVersion", parentVersion)

.add("createAt", createAt)

.add("manifestSize", manifestSize)

.toString();

}

@Override

public boolean equals(Object o) {

if (this == o) return true;

if (o == null || getClass() != o.getClass()) return false;

Branch branch = (Branch) o;

return parentVersion == branch.parentVersion

&& createAt == branch.createAt

&& manifestSize == branch.manifestSize

&& Objects.equals(name, branch.name)

&& Objects.equals(parentBranch, branch.parentBranch);

}

@Override

public int hashCode() {

return Objects.hash(name, parentBranch, parentVersion, createAt, manifestSize);

}

}