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// Copyright (C) 2020 The Android Open Source Project
//
// 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 com.google.gerrit.server.patch.filediff;
import com.google.auto.value.AutoValue;
/**
* A modified region between 2 versions of the same content. This is the Gerrit entity class
* corresponding to {@link org.eclipse.jgit.diff.Edit} and is needed to ensure immutability when
* included as fields of the diff persisted caches.
*/
@AutoValue
public abstract class Edit {
public static Edit create(int beginA, int endA, int beginB, int endB) {
return new AutoValue_Edit(beginA, endA, beginB, endB);
}
public static Edit fromJGitEdit(org.eclipse.jgit.diff.Edit jgitEdit) {
return create(
jgitEdit.getBeginA(), jgitEdit.getEndA(), jgitEdit.getBeginB(), jgitEdit.getEndB());
}
public static org.eclipse.jgit.diff.Edit toJGitEdit(Edit e) {
return new org.eclipse.jgit.diff.Edit(e.beginA(), e.endA(), e.beginB(), e.endB());
}
public org.eclipse.jgit.diff.Edit asJGitEdit() {
return new org.eclipse.jgit.diff.Edit(beginA(), endA(), beginB(), endB());
}
/** Start of a region in sequence A. */
public abstract int beginA();
/** End of a region in sequence A. */
public abstract int endA();
/** Start of a region in sequence B. */
public abstract int beginB();
/** End of a region in sequence B. */
public abstract int endB();
}