/*
* Copyright 2011-2012 the original author or authors.
*
* 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.springframework.shell.converters;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.shell.core.Completion;
import org.springframework.shell.core.Converter;
import org.springframework.shell.core.JLineShellComponent;
import org.springframework.shell.core.MethodTarget;
import org.springframework.stereotype.Component;
/**
* Available commands converter.
*
* @author Ben Alex
* @author Eric Bottard
* @since 1.0
*/
@Component
public class AvailableCommandsConverter implements Converter<String> {
@Autowired
private JLineShellComponent shell;
@Override
public String convertFromText(final String text, final Class<?> requiredType, final String optionContext) {
return text;
}
@Override
public boolean supports(final Class<?> requiredType, final String optionContext) {
return String.class.isAssignableFrom(requiredType) && optionContext.contains("availableCommands");
}
@Override
public boolean getAllPossibleValues(final List<Completion> completions, final Class<?> requiredType,
final String existingData, final String optionContext, final MethodTarget target) {
for (String s : shell.getSimpleParser().getEveryCommand()) {
completions.add(new Completion(s));
}
return true;
}
}