/*
* Copyright 2000-2015 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.diff.requests;
import com.intellij.diff.contents.DocumentContent;
import com.intellij.diff.merge.MergeResult;
import com.intellij.diff.merge.TextMergeRequest;
import com.intellij.diff.util.DiffUtil;
import com.intellij.diff.util.ThreeSide;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.util.Consumer;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.List;
public class TextMergeRequestImpl extends TextMergeRequest {
@Nullable private final Project myProject;
@NotNull private final DocumentContent myOutput;
@NotNull private final List<DocumentContent> myContents;
@NotNull private final CharSequence myOriginalContent;
@Nullable private final String myTitle;
@NotNull private final List<String> myTitles;
@Nullable private final Consumer<MergeResult> myApplyCallback;
public TextMergeRequestImpl(@Nullable Project project,
@NotNull DocumentContent output,
@NotNull CharSequence originalContent,
@NotNull List<DocumentContent> contents,
@Nullable String title,
@NotNull List<String> contentTitles,
@Nullable Consumer<MergeResult> applyCallback) {
assert contents.size() == 3;
assert contentTitles.size() == 3;
myProject = project;
myOutput = output;
myOriginalContent = originalContent;
myContents = contents;
myTitles = contentTitles;
myTitle = title;
myApplyCallback = applyCallback;
}
@NotNull
@Override
public DocumentContent getOutputContent() {
return myOutput;
}
@NotNull
@Override
public List<DocumentContent> getContents() {
return myContents;
}
@Nullable
@Override
public String getTitle() {
return myTitle;
}
@NotNull
@Override
public List<String> getContentTitles() {
return myTitles;
}
@Override
public void applyResult(@NotNull MergeResult result) {
final CharSequence applyContent;
switch (result) {
case CANCEL:
applyContent = myOriginalContent;
break;
case LEFT:
CharSequence leftContent = ThreeSide.LEFT.select(getContents()).getDocument().getImmutableCharSequence();
applyContent = StringUtil.convertLineSeparators(leftContent.toString());
break;
case RIGHT:
CharSequence rightContent = ThreeSide.RIGHT.select(getContents()).getDocument().getImmutableCharSequence();
applyContent = StringUtil.convertLineSeparators(rightContent.toString());
break;
case RESOLVED:
applyContent = null;
break;
default:
throw new IllegalArgumentException(result.toString());
}
if (applyContent != null) {
DiffUtil.executeWriteCommand(myOutput.getDocument(), myProject, null, new Runnable() {
@Override
public void run() {
myOutput.getDocument().setText(applyContent);
}
});
}
if (myApplyCallback != null) myApplyCallback.consume(result);
}
}