/*
* Copyright 2011 Future Systems
*
* 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 org.krakenapps.logdb.query.parser;
import static org.krakenapps.bnf.Syntax.*;
import org.krakenapps.bnf.Binding;
import org.krakenapps.bnf.Syntax;
import org.krakenapps.logdb.LogQueryParser;
import org.krakenapps.logdb.query.StringPlaceholder;
import org.krakenapps.logdb.query.command.Rename;
public class RenameParser implements LogQueryParser {
@Override
public void addSyntax(Syntax syntax) {
syntax.add("rename", this, k("rename "), new StringPlaceholder(), k("as "), new StringPlaceholder());
syntax.addRoot("rename");
}
@Override
public Object parse(Binding b) {
String from = (String) b.getChildren()[1].getValue();
String to = (String) b.getChildren()[3].getValue();
return new Rename(from, to);
}
}