001/*
002 * jPOS Project [http://jpos.org]
003 * Copyright (C) 2000-2026 jPOS Software SRL
004 *
005 * This program is free software: you can redistribute it and/or modify
006 * it under the terms of the GNU Affero General Public License as
007 * published by the Free Software Foundation, either version 3 of the
008 * License, or (at your option) any later version.
009 *
010 * This program is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013 * GNU Affero General Public License for more details.
014 *
015 * You should have received a copy of the GNU Affero General Public License
016 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
017 */
018
019package org.jpos.q2.cli;
020
021import java.io.BufferedInputStream;
022import java.io.IOException;
023import java.io.InputStream;
024import org.jpos.q2.CLICommand;
025import org.jpos.q2.CLIContext;
026
027/** CLI command that prints the bundled jPOS source license to the console. */
028public class LICENSE implements CLICommand {
029    /** Default constructor; no instance state to initialise. */
030    public LICENSE() {}
031    public void exec(CLIContext cli, String[] args) throws IOException {
032        InputStream input = new BufferedInputStream(getClass().getResourceAsStream("/JPOS_LICENSE"));
033        try {
034            display(cli, input);
035        } finally {
036            input.close();
037        }
038        cli.println("");
039    }
040
041    private void display(CLIContext cli, InputStream is) throws IOException {
042        if (is != null) {
043            while (is.available() > 0) {
044                byte[] b = new byte[is.available()];
045                is.read(b);
046                cli.print(new String(b, "ISO8859_1"));
047            }
048        }
049    }
050}