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// Copyright (C) 2013 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.acceptance;
import com.google.common.collect.Lists;
import org.eclipse.jgit.lib.Config;
import org.eclipse.jgit.storage.file.FileBasedConfig;
import org.eclipse.jgit.util.FS;
import java.io.File;
/**
* A file based Config that can merge another Config instance.
*/
public class MergeableFileBasedConfig extends FileBasedConfig {
public MergeableFileBasedConfig(File cfgLocation, FS fs) {
super(cfgLocation, fs);
}
/**
* Merge another Config into this Config.
*
* In case a configuration parameter exists both in this instance and in the
* merged instance then the value in this instance will simply replaced by
* the value from the merged instance.
*
* @param s Config to merge into this instance
*/
public void merge(Config s) {
if (s == null) {
return;
}
for (String section : s.getSections()) {
for (String subsection : s.getSubsections(section)) {
for (String name : s.getNames(section, subsection)) {
setStringList(section, subsection, name, Lists.newArrayList(s
.getStringList(section, subsection, name)));
}
}
for (String name : s.getNames(section, true)) {
setStringList(section, null, name,
Lists.newArrayList(s.getStringList(section, null, name)));
}
}
}
}