| /* |
| * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package build.tools.charsetmapping; |
| |
| import java.io.*; |
| import java.util.Locale; |
| import java.util.ArrayList; |
| import java.util.LinkedHashMap; |
| import java.util.Scanner; |
| |
| public class SPI { |
| |
| public static void genClass(String type, |
| LinkedHashMap<String, Charset> charsets, |
| String srcDir, String dstDir, String template, |
| String os) |
| throws Exception |
| { |
| try (Scanner s = new Scanner(new File(template)); |
| PrintStream out = new PrintStream(new FileOutputStream( |
| new File(dstDir, new File( |
| template.replace(".template", "")).getName()))); ) { |
| if (type.startsWith("extcs")) { // ExtendedCharsets.java |
| while (s.hasNextLine()) { |
| String line = s.nextLine(); |
| if (line.indexOf("_CHARSETS_DEF_LIST_") == -1) { |
| out.println(line); |
| } else { |
| charsets.values() |
| .stream() |
| .filter(cs -> cs.pkgName.equals("sun.nio.cs.ext") && |
| !cs.isInternal && |
| (cs.os == null || cs.os.equals(os))) |
| .forEach( cs -> { |
| out.printf(" charset(\"%s\", \"%s\",%n", cs.csName, cs.clzName); |
| out.printf(" new String[] {%n"); |
| for (String alias : cs.aliases) { |
| out.printf(" \"%s\",%n", alias); |
| } |
| out.printf(" });%n%n"); |
| }); |
| } |
| } |
| } else if (type.startsWith("stdcs")) { // StandardCharsets.java |
| ArrayList<String> aliasKeys = new ArrayList<>(); |
| ArrayList<String> aliasValues = new ArrayList<>(); |
| ArrayList<String> clzKeys = new ArrayList<>(); |
| ArrayList<String> clzValues = new ArrayList<>(); |
| charsets.values() |
| .stream() |
| .filter(cs -> cs.pkgName.equals("sun.nio.cs") && |
| !cs.isInternal) |
| .forEach( cs -> { |
| String csname = cs.csName.toLowerCase(Locale.ENGLISH); |
| clzKeys.add(csname); |
| clzValues.add("\"" + cs.clzName + "\""); |
| if (cs.aliases != null) { |
| csname = "\"" + csname + "\""; |
| for (String alias : cs.aliases) { |
| aliasKeys.add(alias.toLowerCase(Locale.ENGLISH)); |
| aliasValues.add(csname); |
| } |
| } |
| }); |
| while (s.hasNextLine()) { |
| String line = s.nextLine(); |
| if (line.indexOf("_INCLUDE_ALIASES_TABLES_") != -1) { |
| charsets.values() |
| .stream() |
| .filter(cs -> cs.pkgName.equals("sun.nio.cs")) |
| .forEach( cs -> { |
| if (cs.aliases == null || cs.aliases.length == 0) { |
| out.printf(" static String[] aliases_%s() { return null; }%n%n", |
| cs.clzName); |
| } else { |
| boolean methodEnd = true; |
| // non-final for SJIS and MS932 to support sun.nio.cs.map |
| if (cs.clzName.equals("SJIS") || cs.clzName.equals("MS932")) { |
| out.printf(" static String[] aliases_%s() { return aliases_%s; }%n%n", |
| cs.clzName, cs.clzName); |
| out.printf(" static String[] aliases_%s = new String[] {%n", |
| cs.clzName); |
| methodEnd = false; |
| } else { |
| out.printf(" static String[] aliases_%s() { return new String[] {%n", |
| cs.clzName); |
| } |
| for (String alias : cs.aliases) { |
| out.printf(" \"%s\",%n", alias); |
| } |
| out.printf(" };%n%n"); |
| if (methodEnd) { |
| out.printf(" }%n%n"); |
| } |
| } |
| }); |
| Charset cs = charsets.get("SJIS"); |
| if (cs == null || cs.pkgName.equals("sun.nio.cs.ext")) { |
| // StandardCharsets.java has explicit reference |
| // to aliases_SJIS/MS932. If we don't have these |
| // two in std, just put a pair of dummy fields to |
| // make the compiler happy. |
| out.printf(" static String[] aliases_SJIS = null;%n%n"); |
| out.printf(" static String[] aliases_MS932 = null;%n%n"); |
| } |
| } else if (line.indexOf("_INCLUDE_ALIASES_MAP_") != -1) { |
| Hasher.genClass(out, aliasKeys, aliasValues, |
| null, "Aliases", "String", |
| 11, 3, true, false, false); |
| } else if (line.indexOf("_INCLUDE_CLASSES_MAP_") != -1) { |
| Hasher.genClass(out, clzKeys, clzValues, |
| null, "Classes", "String", |
| 11, 3, true, false, false); |
| } else if (line.indexOf("_INCLUDE_CACHE_MAP_") != -1) { |
| Hasher.genClass(out, clzKeys, clzValues, |
| null, "Cache", "Charset", |
| 11, 3, true, true, false); |
| } else { |
| out.println(line); |
| } |
| } |
| } else { |
| throw new RuntimeException("Unknown type:" + type); |
| } |
| } |
| |
| } |
| } |