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/*
* Copyright (C) 2014-2020 The Project Lombok Authors.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package lombok.core.configuration;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import lombok.core.configuration.ConfigurationParser.Collector;
public final class SingleConfigurationSource implements ConfigurationSource {
private final Map, Result> values;
private final List imports;
public static ConfigurationSource parse(ConfigurationFile context, ConfigurationParser parser) {
final Map, Result> values = new HashMap, Result>();
final List imports = new ArrayList();
Collector collector = new Collector() {
@Override public void addImport(ConfigurationFile importFile, ConfigurationFile context, int lineNumber) {
imports.add(importFile);
}
@Override public void clear(ConfigurationKey key, ConfigurationFile context, int lineNumber) {
values.put(key, new Result(null, true));
}
@Override public void set(ConfigurationKey key, Object value, ConfigurationFile context, int lineNumber) {
values.put(key, new Result(value, true));
}
@Override public void add(ConfigurationKey key, Object value, ConfigurationFile context, int lineNumber) {
modifyList(key, value, true);
}
@Override public void remove(ConfigurationKey key, Object value, ConfigurationFile context, int lineNumber) {
modifyList(key, value, false);
}
@SuppressWarnings("unchecked")
private void modifyList(ConfigurationKey key, Object value, boolean add) {
Result result = values.get(key);
List list;
if (result == null || result.getValue() == null) {
list = new ArrayList();
values.put(key, new Result(list, result != null));
} else {
list = (List) result.getValue();
}
list.add(new ListModification(value, add));
}
};
parser.parse(context, collector);
return new SingleConfigurationSource(values, imports);
}
private SingleConfigurationSource(Map, Result> values, List imports) {
this.values = new HashMap, Result>();
for (Entry, Result> entry : values.entrySet()) {
Result result = entry.getValue();
if (result.getValue() instanceof List) {
this.values.put(entry.getKey(), new Result(Collections.unmodifiableList((List) result.getValue()), result.isAuthoritative()));
} else {
this.values.put(entry.getKey(), result);
}
}
this.imports = Collections.unmodifiableList(imports);
}
@Override
public Result resolve(ConfigurationKey key) {
return values.get(key);
}
@Override
public List imports() {
return imports;
}
}