打印系统中所有可用字符集(java.nio.charset.Charset)

public class AvailableCharSets {
	/*
	 * 打印系统中所有可用字符集
	 */
	public static void main(String[] args) {
		//当前系统可用字符集SortedMap<String,Charset> 
		Map charSets = Charset.availableCharsets();
		Iterator it = charSets.keySet().iterator();
		while (it.hasNext()) {
			//字符集名
			String csName = (String) it.next();
			System.out.print(csName);
			//charset.aliases()返回字符集别名集合 Set<String>
			Iterator aliases = ((Charset) charSets.get(csName)).aliases()
					.iterator();
			//显示别名
			if (aliases.hasNext()) {
				System.out.print(": ");
			}
			while (aliases.hasNext()) {
				System.out.print(aliases.next());
				if (aliases.hasNext()) {
					System.out.print(", ");
				}
			}
			System.out.println();
		}
	}
}

 以下是我win7上输出结果：

 

Big5 : csBig5
Big5-HKSCS: big5-hkscs, big5hk, big5-hkscs:unicode3.0, big5hkscs, Big5_HKSCS
EUC-JP: eucjis, x-eucjp, csEUCPkdFmtjapanese, eucjp, Extended_UNIX_Code_Packed_Format_for_Japanese, x-euc-jp, euc_jp
EUC-KR: ksc5601, 5601, ksc5601_1987, ksc_5601, ksc5601-1987, euc_kr, ks_c_5601-1987, euckr, csEUCKR
GB18030 : gb18030-2000
GB2312 : gb2312-1980, gb2312 , EUC_CN, gb2312-80, euc-cn, euccn, x-EUC-CN
GBK : windows-936, CP936
IBM-Thai: ibm-838, ibm838, 838, cp838
IBM00858: cp858, ccsid00858, cp00858, 858
IBM01140: 1140, ccsid01140, cp01140, cp1140
IBM01141: cp01141, cp1141, ccsid01141, 1141
IBM01142: cp01142, cp1142, ccsid01142, 1142
IBM01143: 1143, cp01143, cp1143, ccsid01143
IBM01144: cp01144, cp1144, 1144, ccsid01144
IBM01145: ccsid01145, cp01145, 1145, cp1145
IBM01146: ccsid01146, cp1146, 1146, cp01146
IBM01147: cp1147, 1147, ccsid01147, cp01147
IBM01148: cp01148, cp1148, ccsid01148, 1148
IBM01149: cp1149, ccsid01149, 1149, cp01149
IBM037: csIBM037, cpibm37, cp037, cs-ebcdic-cp-us, ibm-037, ibm-37, cs-ebcdic-cp-ca, cs-ebcdic-cp-wt, cs-ebcdic-cp-nl, ibm037, 037
IBM1026: 1026, ibm1026, cp1026, ibm-1026
IBM1047: 1047, ibm-1047, cp1047
IBM273: ibm273, 273, cp273, ibm-273
IBM277: ibm277, cp277, ibm-277, 277
IBM278: csIBM278, ibm278, cp278, ebcdic-cp-se, 278, ibm-278, ebcdic-sv
IBM280: ibm280, cp280, 280, ibm-280
IBM284: cpibm284, csIBM284, ibm-284, ibm284, 284, cp284
IBM285: 285, ebcdic-cp-gb, ibm-285, csIBM285, cp285, ibm285, cpibm285, ebcdic-gb
IBM297: csIBM297, ebcdic-cp-fr, cp297, ibm297, ibm-297, 297, cpibm297
IBM420: ibm420, 420, ebcdic-cp-ar1, csIBM420, ibm-420, cp420
IBM424: cp424, 424, ebcdic-cp-he, ibm424, csIBM424, ibm-424
IBM437: windows-437, cspc8codepage437, ibm437, cp437, 437, ibm-437
IBM500: 500, ebcdic-cp-ch, ebcdic-cp-bh, ibm-500, csIBM500, cp500, ibm500
IBM775: ibm775, cp775, ibm-775, 775
IBM850: ibm-850, 850, ibm850, cspc850multilingual, cp850
IBM852: 852, ibm-852, csPCp852, cp852, ibm852
IBM855: 855, ibm855, cp855, cspcp855, ibm-855
IBM857: cp857, ibm857, csIBM857, 857, ibm-857
IBM860: ibm860, ibm-860, csIBM860, cp860, 860
IBM861: csIBM861, ibm861, 861, cp861, ibm-861
IBM862: cp862, ibm862, 862, ibm-862, csIBM862
IBM863: cp863, csIBM863, ibm863, 863, ibm-863
IBM864: csIBM864, ibm-864, 864, ibm864, cp864
IBM865: ibm-865, csIBM865, 865, ibm865, cp865
IBM866: 866, ibm-866, csIBM866, ibm866, cp866
IBM868: cp-ar, 868, ibm868, csIBM868, ibm-868, cp868
IBM869: ibm869, ibm-869, 869, cp869, csIBM869, cp-gr
IBM870: ebcdic-cp-yu, ibm870, ibm-870, 870, csIBM870, cp870, ebcdic-cp-roece
IBM871: csIBM871, ibm-871, cp871, ebcdic-cp-is, 871, ibm871
IBM918: ibm-918, 918, cp918, ebcdic-cp-ar2
ISO-2022-CN: csISO2022CN, ISO2022CN
ISO-2022-JP: jis, jis_encoding, csjisencoding, csISO2022JP, iso2022jp
ISO-2022-KR: ISO2022KR, csISO2022KR
ISO-8859-1 : iso-ir-100, 8859_1 , ISO_8859-1 , ISO8859_1 , 819 , csISOLatin1, IBM-819, ISO_8859-1:1987, latin1 , cp819, ISO8859-1 , IBM819, ISO_8859_1, l1
ISO-8859-13: ISO8859-13, 8859_13, iso8859_13, iso_8859-13
ISO-8859-15: 8859_15, csISOlatin9, IBM923, cp923, 923, L9, IBM-923, ISO8859-15, LATIN9, ISO_8859-15, LATIN0, csISOlatin0, ISO8859_15_FDIS, ISO-8859-15, ISO8859_15
ISO-8859-2: ibm912, l2, ibm-912, cp912, ISO_8859-2:1987, ISO_8859-2, latin2, csISOLatin2, iso8859_2, 912, 8859_2, ISO8859-2, iso-ir-101
ISO-8859-3: iso8859_3, cp913, csISOLatin3, ibm-913, ISO_8859-3, 913, ISO8859-3, 8859_3, ibm913, iso-ir-109, ISO_8859-3:1988, latin3, l3
ISO-8859-4: iso-ir-110, l4, 8859_4, ibm914, latin4, ibm-914, csISOLatin4, iso8859_4, iso8859-4, cp914, 914, ISO_8859-4:1988, ISO_8859-4
ISO-8859-5: 915, ISO_8859-5:1988, iso8859_5, cp915, ibm915, ISO_8859-5, ISO8859-5, csISOLatinCyrillic, cyrillic, 8859_5, iso-ir-144, ibm-915
ISO-8859-6: 8859_6, arabic, ibm-1089, iso8859_6, ISO_8859-6, iso-ir-127, ibm1089, ISO_8859-6:1987, ECMA-114, 1089, csISOLatinArabic, ISO8859-6, ASMO-708, cp1089
ISO-8859-7: sun_eu_greek, 8859_7, iso-ir-126, ISO_8859-7:1987, ibm-813, iso8859_7, ISO_8859-7, csISOLatinGreek, greek8, ECMA-118, ibm813, ELOT_928, iso8859-7, cp813, greek, 813
ISO-8859-8: iso-ir-138, ibm-916, iso8859_8, cp916, ISO8859-8, ISO_8859-8:1988, hebrew, 8859_8, csISOLatinHebrew, ibm916, 916, ISO_8859-8
ISO-8859-9: cp920, l5, ISO_8859-9, ibm-920, csISOLatin5, 8859_9, iso-ir-148, latin5, 920, ISO8859-9, ibm920, ISO_8859-9:1989, iso8859_9
JIS_X0201: JIS_X0201, X0201, JIS0201, csHalfWidthKatakana
JIS_X0212-1990: jis_x0212-1990, iso-ir-159, x0212, JIS0212, csISO159JISX02121990
KOI8-R: koi8, koi8_r, cskoi8r
Shift_JIS: shift-jis, shift_jis, x-sjis, ms_kanji, csShiftJIS, sjis
TIS-620: tis620.2533, tis620
US-ASCII : ISO646-US, IBM367, ASCII , cp367, default , ascii7 , ANSI_X3.4-1986, iso-ir-6, us, 646, iso_646.irv:1983, csASCII, ANSI_X3.4-1968, ISO_646.irv:1991
UTF-16 : utf16 , UTF_16
UTF-16BE : X-UTF-16BE, UnicodeBigUnmarked, UTF_16BE, ISO-10646-UCS-2
UTF-16LE: UnicodeLittleUnmarked, X-UTF-16LE, UTF_16LE
UTF-8 : UTF8 , unicode-1-1-utf-8
windows-1250: cp1250, cp5346
windows-1251: ansi-1251, cp1251, cp5347
windows-1252: cp1252, cp5348
windows-1253: cp1253, cp5349
windows-1254: cp5350, cp1254
windows-1255: cp1255
windows-1256: cp1256
windows-1257: cp1257, cp5353
windows-1258: cp1258
windows-31j: csWindows31J, windows-932, MS932
x-Big5-Solaris: Big5_Solaris
x-euc-jp-linux: euc_jp_linux, euc-jp-linux
x-EUC-TW: cns11643, euc_tw, EUC-TW, euctw
x-eucJP-Open: EUC_JP_Solaris, eucJP-open
x-IBM1006: cp1006, ibm1006, 1006, ibm-1006
x-IBM1025: ibm1025, 1025, cp1025, ibm-1025
x-IBM1046: ibm1046, 1046, cp1046, ibm-1046
x-IBM1097: ibm1097, 1097, cp1097, ibm-1097
x-IBM1098: cp1098, ibm-1098, ibm1098, 1098
x-IBM1112: cp1112, 1112, ibm1112, ibm-1112
x-IBM1122: ibm-1122, 1122, cp1122, ibm1122
x-IBM1123: cp1123, ibm1123, ibm-1123, 1123
x-IBM1124: cp1124, ibm1124, ibm-1124, 1124
x-IBM1381: 1381, cp1381, ibm1381, ibm-1381
x-IBM1383: ibm1383, ibm-1383, cp1383, 1383
x-IBM33722: ibm-33722, cp33722, ibm-33722_vascii_vpua, ibm-5050, ibm33722, 33722
x-IBM737: ibm-737, ibm737, cp737, 737
x-IBM834: cp834, ibm-834, ibm834
x-IBM856: ibm-856, 856, ibm856, cp856
x-IBM874: cp874, ibm874, ibm-874, 874
x-IBM875: ibm875, ibm-875, 875, cp875
x-IBM921: 921, cp921, ibm921, ibm-921
x-IBM922: cp922, ibm922, ibm-922, 922
x-IBM930: cp930, 930, ibm930, ibm-930
x-IBM933: ibm933, cp933, 933, ibm-933
x-IBM935: 935, cp935, ibm935, ibm-935
x-IBM937: cp937, ibm-937, ibm937, 937
x-IBM939: ibm-939, ibm939, cp939, 939
x-IBM942: cp942, ibm942, ibm-942, 942
x-IBM942C: ibm942C, cp942C, ibm-942C, 942C
x-IBM943: ibm943, ibm-943, cp943, 943
x-IBM943C: ibm-943C, ibm943C, 943C, cp943C
x-IBM948: 948, ibm-948, cp948, ibm948
x-IBM949: ibm-949, cp949, 949, ibm949
x-IBM949C: cp949C, 949C, ibm949C, ibm-949C
x-IBM950: 950, cp950, ibm-950, ibm950
x-IBM964: 964, cp964, ibm-964, ibm964
x-IBM970: ibm970, 970, cp970, ibm-eucKR, ibm-970
x-ISCII91: iscii, ST_SEV_358-88, iso-ir-153, csISO153GOST1976874, ISCII91
x-ISO-2022-CN-CNS: ISO2022CN_CNS, ISO-2022-CN-CNS
x-ISO-2022-CN-GB: ISO-2022-CN-GB, ISO2022CN_GB
x-iso-8859-11: iso-8859-11, iso8859_11
x-JIS0208: JIS0208, csISO87JISX0208, x0208, JIS_C6226-1983, JIS_X0208-1983, iso-ir-87
x-JISAutoDetect: JISAutoDetect
x-Johab: johab, ms1361, ksc5601-1992, ksc5601_1992
x-MacArabic: MacArabic
x-MacCentralEurope: MacCentralEurope
x-MacCroatian: MacCroatian
x-MacCyrillic: MacCyrillic
x-MacDingbat: MacDingbat
x-MacGreek: MacGreek
x-MacHebrew: MacHebrew
x-MacIceland: MacIceland
x-MacRoman: MacRoman
x-MacRomania: MacRomania
x-MacSymbol: MacSymbol
x-MacThai: MacThai
x-MacTurkish: MacTurkish
x-MacUkraine: MacUkraine
x-MS950-HKSCS: MS950_HKSCS
x-mswin-936: ms936, ms_936
x-PCK: pck
x-windows-50220: cp50220, ms50220
x-windows-50221: ms50221, cp50221
x-windows-874: windows-874, ms874, ms-874
x-windows-949: windows949, ms_949, ms949
x-windows-950: windows-950, ms950
x-windows-iso2022jp: windows-iso2022jp