com.github.rvesse.airline.help.suggester.GlobalSuggester Maven / Gradle / Ivy

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/**
 * Copyright (C) 2010-16 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 com.github.rvesse.airline.help.suggester;

import java.util.ArrayList;
import java.util.List;

import javax.inject.Inject;

import org.apache.commons.collections4.ListUtils;

import com.github.rvesse.airline.model.CommandGroupMetadata;
import com.github.rvesse.airline.model.CommandMetadata;
import com.github.rvesse.airline.model.GlobalMetadata;
import com.github.rvesse.airline.model.OptionMetadata;

public class GlobalSuggester
    implements Suggester
{
    @Inject
    public GlobalMetadata metadata;

    @Override
    public Iterable suggest()
    {
        List suggestions = new ArrayList();
        for (CommandGroupMetadata group : metadata.getCommandGroups()) {
            suggestions.add(group.getName());
        }
        for (CommandMetadata command : metadata.getDefaultGroupCommands()) {
            suggestions.add(command.getName());
        }
        for (OptionMetadata option : metadata.getOptions()) {
            suggestions.addAll(option.getOptions());
        }
        return ListUtils.unmodifiableList(suggestions);
    }
}