ExpansionsCommand.java

/**
 * Copyright (c) Codice Foundation
 * <p>
 * This is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser
 * General Public License as published by the Free Software Foundation, either version 3 of the
 * License, or any later version.
 * <p>
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details. A copy of the GNU Lesser General Public License
 * is distributed along with this program and can be found at
 * <http://www.gnu.org/licenses/lgpl.html>.
 */
package ddf.security.command;

import java.util.List;
import java.util.Map;

import org.apache.felix.gogo.commands.Command;
import org.apache.karaf.shell.console.OsgiCommandSupport;
import org.fusesource.jansi.Ansi;

import ddf.security.expansion.Expansion;

/**
 * Implements the "expansions" command - dumps the current expansion mapping table for each
 * expansion service.
 */
@Command(scope = "security", name = "expansions", description = "Dumps the current expansion tables.")
public class ExpansionsCommand extends OsgiCommandSupport {
    // live list of expansion services
    private List<Expansion> expansionList = null;

    /**
     * Called to execute the security:encrypt console command.
     */
    @Override
    protected Object doExecute() throws Exception {
        if ((expansionList != null) && (!expansionList.isEmpty())) {
            for (Expansion expansion : expansionList) {
                Map<String, List<String[]>> map = expansion.getExpansionMap();
                System.out.print(Ansi.ansi()
                        .fg(Ansi.Color.YELLOW)
                        .toString());
                if ((map != null) && (!map.isEmpty())) {
                    for (Map.Entry<String, List<String[]>> entry : map.entrySet()) {
                        for (String[] mapping : entry.getValue()) {
                            System.out.printf("%s : %s : %s%n",
                                    entry.getKey(),
                                    mapping[0],
                                    mapping[1]);
                        }
                    }
                }
                System.out.print(Ansi.ansi()
                        .reset()
                        .toString());
            }
        } else {
            System.out.println("No expansion services currently available.");
        }
        return null;
    }

    public void setExpansionList(List<Expansion> list) {
        this.expansionList = list;
    }
}