/**
* Copyright 2013 Huining (Thomas) Feng (tfeng@berkeley.edu)
*
* 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.bacoder.parser.javaproperties.adapter;
import java.util.List;
import org.antlr.v4.runtime.tree.ParseTree;
import com.bacoder.parser.core.Adapter;
import com.bacoder.parser.core.Adapters;
import com.bacoder.parser.javaproperties.JavaPropertiesParser.CommentContext;
import com.bacoder.parser.javaproperties.JavaPropertiesParser.KeyValueContext;
import com.bacoder.parser.javaproperties.JavaPropertiesParser.LineContext;
import com.bacoder.parser.javaproperties.JavaPropertiesParser.PropertiesContext;
import com.bacoder.parser.javaproperties.api.Comment;
import com.bacoder.parser.javaproperties.api.KeyValue;
import com.bacoder.parser.javaproperties.api.Properties;
import com.google.common.base.Function;
public class PropertiesAdapter extends Adapter<PropertiesContext, Properties> {
public PropertiesAdapter() {
this(new PropertiesAdapters());
}
public PropertiesAdapter(Adapters adapters) {
super(adapters);
}
@Override
public Properties adapt(PropertiesContext context) {
LineContext lineContext = getChild(context, LineContext.class);
if (lineContext == null) {
return null;
}
List<Comment> comments =
transform(context, LineContext.class, new Function<LineContext, Comment>() {
@Override
public Comment apply(LineContext context) {
for (ParseTree child : context.children) {
if (child instanceof CommentContext) {
return getAdapter(CommentAdapter.class).adapt((CommentContext) child);
}
}
return null;
}
});
List<KeyValue> keyValues =
transform(context, LineContext.class, new Function<LineContext, KeyValue>() {
@Override
public KeyValue apply(LineContext context) {
for (ParseTree child : context.children) {
if (child instanceof KeyValueContext) {
return getAdapter(KeyValueAdapter.class).adapt((KeyValueContext) child);
}
}
return null;
}
});
Properties properties = createData(context);
properties.setComments(comments);
properties.setKeyValues(keyValues);
return properties;
}
}