From ab0bd0734e651cf3074cb83745ef0ca9727dddd2 Mon Sep 17 00:00:00 2001 From: Ruslan Iushchenko Date: Tue, 29 Oct 2024 13:24:42 +0100 Subject: [PATCH] #722 Add CP278 EBCDIC code page. --- .../parser/encoding/codepage/CodePage.scala | 1 + .../encoding/codepage/CodePage278.scala | 54 +++++++++++++++++++ .../parser/decoders/StringDecodersSpec.scala | 24 +++++++++ .../codepage/CodePageSingleByteSpec.scala | 5 ++ 4 files changed, 84 insertions(+) create mode 100644 cobol-parser/src/main/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePage278.scala diff --git a/cobol-parser/src/main/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePage.scala b/cobol-parser/src/main/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePage.scala index 474778f05..ad07b52ae 100644 --- a/cobol-parser/src/main/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePage.scala +++ b/cobol-parser/src/main/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePage.scala @@ -47,6 +47,7 @@ object CodePage extends Logging { case "cp00300" => new CodePage300 // This is the same as cp300 case "cp273" => new CodePage273 case "cp277" => new CodePage277 + case "cp278" => new CodePage278 case "cp300" => new CodePage300 case "cp500" => new CodePage500 case "cp838" => new CodePage838 diff --git a/cobol-parser/src/main/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePage278.scala b/cobol-parser/src/main/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePage278.scala new file mode 100644 index 000000000..f2700a64c --- /dev/null +++ b/cobol-parser/src/main/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePage278.scala @@ -0,0 +1,54 @@ +/* + * Copyright 2018 ABSA Group Limited + * + * 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 za.co.absa.cobrix.cobol.parser.encoding.codepage + +/** + * EBCDIC code page 278 is used to represent characters of Finland and Sweden. + */ +class CodePage278 extends SingleByteCodePage(CodePage278.ebcdicToAsciiMapping) { + override def codePageShortName: String = "cp278" +} + +object CodePage278 { + val ebcdicToAsciiMapping: Array[Char] = { + import EbcdicNonPrintable._ + + /* This is the EBCDIC Code Page 278 to ASCII conversion table + from https://en.wikibooks.org/wiki/Character_Encodings/Code_Tables/EBCDIC/EBCDIC_278 */ + val ebcdic2ascii: Array[Char] = { + // Non-printable characters map used: http://www.pacsys.com/asciitab.htm + Array[Char]( + c00, c01, c02, c03, spc, c09, spc, del, spc, spc, spc, c0b, c0c, ccr, c0e, c0f, // 0 - 15 + c10, c11, c12, c13, spc, nel, c08, spc, c18, c19, spc, spc, c1c, c1d, c1e, c1f, // 16 - 31 + spc, spc, spc, spc, spc, clf, c17, c1b, spc, spc, spc, spc, spc, c05, c06, c07, // 32 - 47 + spc, spc, c16, spc, spc, spc, spc, c04, spc, spc, spc, spc, c14, c15, spc, c1a, // 48 - 63 + ' ', rsp, 'â', '{', 'à', 'á', 'ã', '}', 'ç', 'ñ', '§', '.', '<', '(', '+', '!', // 64 - 79 + '&', '`', 'ê', 'ë', 'è', 'í', 'î', 'ï', 'ì', 'ß', '¤', 'Å', '*', ')', ';', '^', // 80 - 95 + '-', '/', 'Â', '#', 'À', 'Á', 'Ã', '$', 'Ç', 'Ñ', 'ö', ',', '%', '_', '>', '?', // 96 - 111 + 'ø', bsh, 'Ê', 'Ë', 'È', 'Í', 'Î', 'Ï', 'Ì', 'é', ':', 'Ä', 'Ö', qts, '=', qtd, // 112 - 127 + 'Ø', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', '«', '»', 'ð', 'ý', 'þ', '±', // 128 - 143 + '°', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 'ª', 'º', 'æ', '¸', 'Æ', ']', // 144 - 159 + 'µ', 'ü', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '¡', '¿', 'Ð', 'Ý', 'Þ', '®', // 160 - 175 + '¢', '£', '¥', '·', '©', '[', '¶', '¼', '½', '¾', '¬', '|', '¯', '¨', '´', '×', // 176 - 191 + 'ä', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', shy, 'ô', '¦', 'ò', 'ó', 'õ', // 192 - 207 + 'å', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', '¹', 'û', '~', 'ù', 'ú', 'ÿ', // 208 - 223 + 'É', '÷', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '²', 'Ô', '@', 'Ò', 'Ó', 'Õ', // 224 - 239 + '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '³', 'Û', 'Ü', 'Ù', 'Ú', spc) // 240 - 255 + } + ebcdic2ascii + } +} diff --git a/cobol-parser/src/test/scala/za/co/absa/cobrix/cobol/parser/decoders/StringDecodersSpec.scala b/cobol-parser/src/test/scala/za/co/absa/cobrix/cobol/parser/decoders/StringDecodersSpec.scala index 8cc03dfc6..c50df900d 100644 --- a/cobol-parser/src/test/scala/za/co/absa/cobrix/cobol/parser/decoders/StringDecodersSpec.scala +++ b/cobol-parser/src/test/scala/za/co/absa/cobrix/cobol/parser/decoders/StringDecodersSpec.scala @@ -128,6 +128,30 @@ class StringDecodersSpec extends AnyWordSpec { assert(actual == expected) } + "decode a CP278 string special characters" in { + val expected = " {Ä!~Ü^[ö¤ß¢§@äåæ¦ü}ÖÆØ$#\\] " + val bytes = Array(0x40, 0x43, 0x7B, 0x4F, 0xDC, 0xFC, 0x5F, 0xB5, 0x6A, 0x5A, 0x59, + 0xB0, 0x4A, 0xEC, 0xC0, 0xD0, 0x9C, 0xCC, 0xA1, 0x47, 0x7C, 0x9E, 0x80, 0x67, 0x63, + 0x71, 0x9F, 0x40).map(_.toByte) + + val actual = decodeEbcdicString(bytes, KeepAll, new CodePage278, improvedNullDetection = false) + + assert(actual == expected) + } + + "decode a CP278 string example" in { + val expected = "Ångbåten är över sjön med färggranna blommor." + + val bytes = Array(0x5B, 0x95, 0x87, 0x82, 0xD0, 0xA3, 0x85, 0x95, 0x40, 0xC0, 0x99, 0x40, 0x6A, + 0xA5, 0x85, 0x99, 0x40, 0xA2, 0x91, 0x6A, 0x95, 0x40, 0x94, 0x85, 0x84, 0x40, 0x86, 0xC0, + 0x99, 0x87, 0x87, 0x99, 0x81, 0x95, 0x95, 0x81, 0x40, 0x82, 0x93, 0x96, 0x94, 0x94, 0x96, + 0x99, 0x4B).map(_.toByte) + + val actual = decodeEbcdicString(bytes, KeepAll, new CodePage278, improvedNullDetection = false) + + assert(actual == expected) + } + "decode a CP500 string special characters" in { val expected = "âäàáãåçñ[.<(+!&éêëèíîïìß]$*);^-/ÂÄÀÁÃÅÇѦ,%_>?øÉÊËÈÍÎÏÌ`:#@'=\"Øabcdefghi«»ðýþ±°jklmnopqrªºæ¸Æ¤µ~stuvwxyz¡¿ÐÝÞ®¢£¥·©§¶¼½¾¬|¯¨´×{ABCDEFGHI\u00ADôöòóõ}JKLMNOPQR¹ûüùúÿ\\÷STUVWXYZ²ÔÖÒÓÕ0123456789³ÛÜÙÚ" val bytes = Array( diff --git a/cobol-parser/src/test/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePageSingleByteSpec.scala b/cobol-parser/src/test/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePageSingleByteSpec.scala index cdeb75870..320e49328 100644 --- a/cobol-parser/src/test/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePageSingleByteSpec.scala +++ b/cobol-parser/src/test/scala/za/co/absa/cobrix/cobol/parser/encoding/codepage/CodePageSingleByteSpec.scala @@ -52,6 +52,11 @@ class CodePageSingleByteSpec extends AnyFunSuite { assert(codePage.codePageShortName == "cp277") } + test("Ensure codepage 'cp278' gives the associated CodePage") { + val codePage = CodePage.getCodePageByName("cp278") + assert(codePage.codePageShortName == "cp278") + } + test("Ensure codepage 'cp300' gives the associated CodePage") { val codePage = CodePage.getCodePageByName("cp300") assert(codePage.codePageShortName == "cp300")