50 lines
1.6 KiB
Java
50 lines
1.6 KiB
Java
/*
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* Copyright 2020 java-diff-utils.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.github.difflib.patch;
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import java.util.List;
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/**
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* This delta contains equal lines of data. Therefore nothing is to do in applyTo and restore.
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*
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* @author tobens
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*/
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public class EqualDelta<T> extends AbstractDelta<T> {
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public EqualDelta(Chunk<T> source, Chunk<T> target) {
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super(DeltaType.EQUAL, source, target);
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}
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@Override
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protected void applyTo(List<T> target) throws PatchFailedException {
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}
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@Override
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protected void restore(List<T> target) {
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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protected void applyFuzzyToAt(List<T> target, int fuzz, int delta) {
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// equals so no operations
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}
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@Override
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public String toString() {
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return "[EqualDelta, position: " + getSource().getPosition() + ", lines: "
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+ getSource().getLines() + "]";
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}
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@Override
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public AbstractDelta<T> withChunks(Chunk<T> original, Chunk<T> revised) {
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return new EqualDelta<T>(original, revised);
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}
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}
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