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/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* 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.intellij.openapi.vcs.ex;
import com.intellij.openapi.editor.Document;
import com.intellij.util.ArrayUtil;
import com.intellij.util.diff.Diff;
import com.intellij.util.diff.FilesTooBigForDiffException;
import org.jetbrains.annotations.NotNull;
import java.util.LinkedList;
import java.util.List;
/**
* author: lesya
*/
public class RangesBuilder {
private List<Range> myRanges;
public RangesBuilder(@NotNull Document current, @NotNull Document vcs) throws FilesTooBigForDiffException {
this(new DocumentWrapper(current).getLines(), new DocumentWrapper(vcs).getLines(), 0, 0);
}
public RangesBuilder(@NotNull List<String> current, @NotNull List<String> vcs, int shift, int vcsShift) throws FilesTooBigForDiffException {
myRanges = new LinkedList<Range>();
Diff.Change ch = Diff.buildChanges(ArrayUtil.toStringArray(vcs), ArrayUtil.toStringArray(current));
while (ch != null) {
Range range = Range.createOn(ch, shift, vcsShift);
myRanges.add(range);
ch = ch.link;
}
}
public List<Range> getRanges() {
return myRanges;
}
}
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