ConvCp.java
/*
** Module : ConvCp.java
** Abstract : Utility for converting MIME types.
**
** Copyright (c) 2019, Golden Code Development Corporation.
**
** -#- -I- --Date-- -------------------------------Description--------------------------------
** 001 CA 20190423 Created the first version, by converting the legacy skeleton .cls file and
** using that output.
** 002 CA 20190508 Fixed the converted package.
** 002 CA 20190710 Added LegacyResource annotation. Implemented Equals, NotEquals, IsFalse,
** IsTrue.
** 003 IAS 20190923 Added implementation of additional methods
** 004 ME 20210204 Use upper case when looking-up the codepage.
*/
/*
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU Affero General Public License as
** published by the Free Software Foundation, either version 3 of the
** License, or (at your option) any later version.
**
** 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 Affero General Public License for more details.
**
** You may find a copy of the GNU Affero GPL version 3 at the following
** location: https://www.gnu.org/licenses/agpl-3.0.en.html
**
** Additional terms under GNU Affero GPL version 3 section 7:
**
** Under Section 7 of the GNU Affero GPL version 3, the following additional
** terms apply to the works covered under the License. These additional terms
** are non-permissive additional terms allowed under Section 7 of the GNU
** Affero GPL version 3 and may not be removed by you.
**
** 0. Attribution Requirement.
**
** You must preserve all legal notices or author attributions in the covered
** work or Appropriate Legal Notices displayed by works containing the covered
** work. You may not remove from the covered work any author or developer
** credit already included within the covered work.
**
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**
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*/
package com.goldencode.p2j.oo.core;
import java.util.*;
import java.util.stream.*;
import com.goldencode.p2j.util.*;
/**
*
* Utility for converting MIME types
*
*/
public class ConvCp
{
/** MIME types. */
private static final List<String> MIME = Collections.unmodifiableList(
Arrays.asList(
"windows-1250",
"windows-1251",
"windows-1252",
"windows-1253",
"windows-1254",
"windows-1255",
"windows-1256",
"windows-1257",
"windows-1258",
"TIS-620",
"Big5",
"EUC-JP",
"GB_2312-80",
"IBM037",
"IBM273",
"IBM277",
"IBM278",
"IBM284",
"IBM297",
"IBM437",
"IBM500",
"IBM850",
"IBM851",
"IBM852",
"IBM857",
"IBM00858",
"IBM861",
"IBM862",
"IBM866",
"ISO-8859-1",
"ISO-8859-10",
"ISO-8859-15",
"ISO-8859-2",
"ISO-8859-3",
"ISO-8859-4",
"ISO-8859-5",
"ISO-8859-6",
"ISO-8859-7",
"ISO-8859-8",
"ISO-8859-9",
"KOI8-R",
"KS_C_5601-1987",
"hp-roman8",
"Shift_JIS",
"UTF-8",
"GB18030",
"GBK"
)
);
/** Progress encodings. */
private static final List<String> PROGRESS = Collections.unmodifiableList(
Arrays.asList(
"1250",
"1251",
"1252",
"1253",
"1254",
"1255",
"1256",
"1257",
"1258",
"620-2533",
"BIG-5",
"EUCJIS",
"GB2312",
"IBM037",
"IBM273",
"IBM277",
"IBM278",
"IBM284",
"IBM297",
"IBM437",
"IBM500",
"IBM850",
"IBM851",
"IBM852",
"IBM857",
"IBM858",
"IBM861",
"IBM862",
"IBM866",
"ISO8859-1",
"ISO8859-10",
"ISO8859-15",
"ISO8859-2",
"ISO8859-3",
"ISO8859-4",
"ISO8859-5",
"ISO8859-6",
"ISO8859-7",
"ISO8859-8",
"ISO8859-9",
"KOI8-R",
"KSC5601",
"ROMAN-8",
"SHIFT-JIS",
"UTF-8",
"GB18030",
"CP936"
)
);
/**
* Convert Progress encoding to MIME type.
*
* @param enc Progress encoding.
*
* @return MIME type.
*/
public static character toMime(character enc)
{
if (enc == null || enc.isUnknown())
{
return new character(MIME.stream().collect(Collectors.joining(",")));
}
int n = PROGRESS.indexOf(enc.getValue().toUpperCase());
return n < 0 ? enc : new character(MIME.get(n));
}
/**
* Convert MIME type to Progress encoding.
*
* @param mime MIME type.
*
* @return Progress encoding.
*/
public static character fromMime(character mime)
{
if (mime == null || mime.isUnknown())
{
return new character(PROGRESS.stream().collect(Collectors.joining(",")));
}
int n = MIME.indexOf(mime.getValue());
return n < 0 ? mime : new character(PROGRESS.get(n));
}
}