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CommandNameCompleter.java
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package act.cli;
/*-
* #%L
* ACT Framework
* %%
* Copyright (C) 2014 - 2017 ActFramework
* %%
* 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.
* #L%
*/
import act.app.App;
import jline.console.completer.Completer;
import jline.console.completer.StringsCompleter;
import org.osgl.util.C;
import org.osgl.util.S;
import javax.inject.Inject;
import javax.inject.Singleton;
import java.util.List;
/**
* Allow user to use TAB to auto complete command name
*/
@Singleton
public class CommandNameCompleter extends StringsCompleter implements Completer {
@Inject
public CommandNameCompleter(App app) {
super(allCommandNames(app.cliDispatcher()));
}
private static List<String> allCommandNames(CliDispatcher dispatcher) {
List<String> l = C.newList();
List<String> appCommands = dispatcher.commands(false, true);
l.addAll(appCommands);
List<String> sysCommands = dispatcher.commands(true, false);
l.addAll(sysCommands);
for (String sysCmd : sysCommands) {
l.add(S.afterFirst(sysCmd, "act."));
}
return l;
}
}