/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
// DWB14: parser loops if // comment at start of program
// DWB15: allow program to have trailing ';'
package org.apache.karaf.shell.support.parsing;
import java.util.List;
import org.apache.karaf.shell.api.console.CommandLine;
import org.apache.karaf.shell.api.console.Parser;
import org.apache.karaf.shell.api.console.Session;
public class DefaultParser implements Parser {
@Override
public CommandLine parse(Session session, String command, int cursor) {
GogoParser parser = new GogoParser(command, cursor);
List<String> args = parser.statement();
return new CommandLineImpl(
args.toArray(new String[args.size()]),
parser.cursorArgumentIndex(),
parser.argumentPosition(),
cursor,
command.substring(0, parser.position()));
}
@Override
public String preprocess(Session session, CommandLine cmdLine) {
StringBuilder parsed = new StringBuilder();
for (int i = 0 ; i < cmdLine.getArguments().length; i++) {
String arg = cmdLine.getArguments()[i];
if (i > 0) {
parsed.append(" ");
}
parsed.append(arg);
}
return parsed.toString();
}
}