52 XMap mapper = xMappers.get(encoding);
53 if (mapper == null) {
54 mapper = getXMapperInternal(encoding);
55 xMappers.put(encoding, mapper);
56 }
57 return mapper;
58 }
59
60 static final int SINGLE_BYTE = 1;
61 static final int DOUBLE_BYTE = 2;
62
63 private static XMap getXMapperInternal(String encoding) {
64
65 String jclass = null;
66 int nBytes = SINGLE_BYTE;
67 int maxU = 0xffff;
68 int minU = 0;
69 boolean addAscii = false;
70 boolean lowPartOnly = false;
71 if (encoding.equals("dingbats")) {
72 jclass = "sun.awt.motif.X11Dingbats";
73 minU = 0x2701;
74 maxU = 0x27be;
75 } else if (encoding.equals("symbol")){
76 jclass = "sun.awt.Symbol";
77 minU = 0x0391;
78 maxU = 0x22ef;
79 } else if (encoding.equals("iso8859-1")) {
80 maxU = 0xff;
81 } else if (encoding.equals("iso8859-2")) {
82 jclass = "ISO8859_2";
83 } else if (encoding.equals("jisx0208.1983-0")) {
84 jclass = "sun.awt.motif.X11JIS0208";
85 nBytes = DOUBLE_BYTE;
86 } else if (encoding.equals("jisx0201.1976-0")) {
87 jclass = "sun.awt.motif.X11JIS0201";
88 // this is mapping the latin supplement range 128->255 which
89 // doesn't exist in JIS0201. This needs examination.
90 // it was also overwriting a couple of the mappings of
91 // 7E and A5 which in JIS201 are different chars than in
92 // Latin 1. I have revised AddAscii to not overwrite chars
93 // which are already converted.
94 addAscii = true;
95 lowPartOnly = true;
96 } else if (encoding.equals("jisx0212.1990-0")) {
97 jclass = "sun.awt.motif.X11JIS0212";
98 nBytes = DOUBLE_BYTE;
99 } else if (encoding.equals("iso8859-4")) {
100 jclass = "ISO8859_4";
101 } else if (encoding.equals("iso8859-5")) {
102 jclass = "ISO8859_5";
103 } else if (encoding.equals("koi8-r")) {
104 jclass = "KOI8_R";
105 } else if (encoding.equals("ansi-1251")) {
106 jclass = "windows-1251";
107 } else if (encoding.equals("iso8859-6")) {
108 jclass = "ISO8859_6";
109 } else if (encoding.equals("iso8859-7")) {
110 jclass = "ISO8859_7";
111 } else if (encoding.equals("iso8859-8")) {
112 jclass = "ISO8859_8";
113 } else if (encoding.equals("iso8859-9")) {
114 jclass = "ISO8859_9";
115 } else if (encoding.equals("iso8859-13")) {
116 jclass = "ISO8859_13";
117 } else if (encoding.equals("iso8859-15")) {
118 jclass = "ISO8859_15";
119 } else if (encoding.equals("ksc5601.1987-0")) {
120 jclass ="sun.awt.motif.X11KSC5601";
121 nBytes = DOUBLE_BYTE;
122 } else if (encoding.equals( "ksc5601.1992-3")) {
123 jclass ="sun.awt.motif.X11Johab";
124 nBytes = DOUBLE_BYTE;
125 } else if (encoding.equals( "ksc5601.1987-1")) {
126 jclass ="EUC_KR";
127 nBytes = DOUBLE_BYTE;
128 } else if (encoding.equals( "cns11643-1")) {
129 jclass = "sun.awt.motif.X11CNS11643P1";
130 nBytes = DOUBLE_BYTE;
131 } else if (encoding.equals("cns11643-2")) {
132 jclass = "sun.awt.motif.X11CNS11643P2";
133 nBytes = DOUBLE_BYTE;
134 } else if (encoding.equals("cns11643-3")) {
135 jclass = "sun.awt.motif.X11CNS11643P3";
136 nBytes = DOUBLE_BYTE;
137 } else if (encoding.equals("gb2312.1980-0")) {
138 jclass = "sun.awt.motif.X11GB2312";
139 nBytes = DOUBLE_BYTE;
140 } else if (encoding.indexOf("big5") >= 0) {
141 jclass = "Big5";
142 nBytes = DOUBLE_BYTE;
143 addAscii = true;
144 } else if (encoding.equals("tis620.2533-0")) {
145 jclass = "TIS620";
146 } else if (encoding.equals("gbk-0")) {
147 jclass = "sun.awt.motif.X11GBK";
148 nBytes = DOUBLE_BYTE;
149 } else if (encoding.indexOf("sun.unicode-0") >= 0) {
150 jclass = "sun.awt.motif.X11SunUnicode_0";
151 nBytes = DOUBLE_BYTE;
152 } else if (encoding.indexOf("gb18030.2000-1") >= 0) {
153 jclass = "sun.awt.motif.X11GB18030_1";
154 nBytes = DOUBLE_BYTE;
155 } else if (encoding.indexOf( "gb18030.2000-0") >= 0) {
156 jclass = "sun.awt.motif.X11GB18030_0";
157 nBytes = DOUBLE_BYTE;
158 } else if (encoding.indexOf("hkscs") >= 0) {
159 jclass = "sun.awt.HKSCS";
160 nBytes = DOUBLE_BYTE;
161 }
162 return new XMap(jclass, minU, maxU, nBytes, addAscii, lowPartOnly);
163 }
164
165 private static final char SURR_MIN = '\uD800';
166 private static final char SURR_MAX = '\uDFFF';
167
168 private XMap(String className, int minU, int maxU, int nBytes,
169 boolean addAscii, boolean lowPartOnly) {
170
171 CharsetEncoder enc = null;
172 if (className != null) {
173 try {
174 if (className.startsWith("sun.awt")) {
175 enc = ((Charset)Class.forName(className).newInstance()).newEncoder();
176 } else {
177 enc = Charset.forName(className).newEncoder();
178 }
179 } catch (Exception x) {x.printStackTrace();}
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52 XMap mapper = xMappers.get(encoding);
53 if (mapper == null) {
54 mapper = getXMapperInternal(encoding);
55 xMappers.put(encoding, mapper);
56 }
57 return mapper;
58 }
59
60 static final int SINGLE_BYTE = 1;
61 static final int DOUBLE_BYTE = 2;
62
63 private static XMap getXMapperInternal(String encoding) {
64
65 String jclass = null;
66 int nBytes = SINGLE_BYTE;
67 int maxU = 0xffff;
68 int minU = 0;
69 boolean addAscii = false;
70 boolean lowPartOnly = false;
71 if (encoding.equals("dingbats")) {
72 jclass = "sun.font.X11Dingbats";
73 minU = 0x2701;
74 maxU = 0x27be;
75 } else if (encoding.equals("symbol")){
76 jclass = "sun.awt.Symbol";
77 minU = 0x0391;
78 maxU = 0x22ef;
79 } else if (encoding.equals("iso8859-1")) {
80 maxU = 0xff;
81 } else if (encoding.equals("iso8859-2")) {
82 jclass = "ISO8859_2";
83 } else if (encoding.equals("jisx0208.1983-0")) {
84 jclass = "JIS0208";
85 nBytes = DOUBLE_BYTE;
86 } else if (encoding.equals("jisx0201.1976-0")) {
87 jclass = "JIS0201"; // CHECK
88 // this is mapping the latin supplement range 128->255 which
89 // doesn't exist in JIS0201. This needs examination.
90 // it was also overwriting a couple of the mappings of
91 // 7E and A5 which in JIS201 are different chars than in
92 // Latin 1. I have revised AddAscii to not overwrite chars
93 // which are already converted.
94 addAscii = true;
95 lowPartOnly = true;
96 } else if (encoding.equals("jisx0212.1990-0")) {
97 jclass = "JIS0212";
98 nBytes = DOUBLE_BYTE;
99 } else if (encoding.equals("iso8859-4")) {
100 jclass = "ISO8859_4";
101 } else if (encoding.equals("iso8859-5")) {
102 jclass = "ISO8859_5";
103 } else if (encoding.equals("koi8-r")) {
104 jclass = "KOI8_R";
105 } else if (encoding.equals("ansi-1251")) {
106 jclass = "windows-1251";
107 } else if (encoding.equals("iso8859-6")) {
108 jclass = "ISO8859_6";
109 } else if (encoding.equals("iso8859-7")) {
110 jclass = "ISO8859_7";
111 } else if (encoding.equals("iso8859-8")) {
112 jclass = "ISO8859_8";
113 } else if (encoding.equals("iso8859-9")) {
114 jclass = "ISO8859_9";
115 } else if (encoding.equals("iso8859-13")) {
116 jclass = "ISO8859_13";
117 } else if (encoding.equals("iso8859-15")) {
118 jclass = "ISO8859_15";
119 } else if (encoding.equals("ksc5601.1987-0")) {
120 jclass ="sun.font.X11KSC5601";
121 nBytes = DOUBLE_BYTE;
122 } else if (encoding.equals( "ksc5601.1992-3")) {
123 jclass ="sun.font.X11Johab";
124 nBytes = DOUBLE_BYTE;
125 } else if (encoding.equals( "ksc5601.1987-1")) {
126 jclass ="EUC_KR";
127 nBytes = DOUBLE_BYTE;
128 } else if (encoding.equals( "cns11643-1")) {
129 jclass = "sun.font.X11CNS11643P1";
130 nBytes = DOUBLE_BYTE;
131 } else if (encoding.equals("cns11643-2")) {
132 jclass = "sun.font.X11CNS11643P2";
133 nBytes = DOUBLE_BYTE;
134 } else if (encoding.equals("cns11643-3")) {
135 jclass = "sun.font.X11CNS11643P3";
136 nBytes = DOUBLE_BYTE;
137 } else if (encoding.equals("gb2312.1980-0")) {
138 jclass = "sun.font.X11GB2312";
139 nBytes = DOUBLE_BYTE;
140 } else if (encoding.indexOf("big5") >= 0) {
141 jclass = "Big5";
142 nBytes = DOUBLE_BYTE;
143 addAscii = true;
144 } else if (encoding.equals("tis620.2533-0")) {
145 jclass = "TIS620";
146 } else if (encoding.equals("gbk-0")) {
147 jclass = "sun.font.X11GBK";
148 nBytes = DOUBLE_BYTE;
149 } else if (encoding.indexOf("sun.unicode-0") >= 0) {
150 jclass = "sun.font.X11SunUnicode_0";
151 nBytes = DOUBLE_BYTE;
152 } else if (encoding.indexOf("gb18030.2000-1") >= 0) {
153 jclass = "sun.font.X11GB18030_1";
154 nBytes = DOUBLE_BYTE;
155 } else if (encoding.indexOf( "gb18030.2000-0") >= 0) {
156 jclass = "sun.font.X11GB18030_0";
157 nBytes = DOUBLE_BYTE;
158 } else if (encoding.indexOf("hkscs") >= 0) {
159 jclass = "MS950_HKSCS_XP"; // CHECK
160 nBytes = DOUBLE_BYTE;
161 }
162 return new XMap(jclass, minU, maxU, nBytes, addAscii, lowPartOnly);
163 }
164
165 private static final char SURR_MIN = '\uD800';
166 private static final char SURR_MAX = '\uDFFF';
167
168 private XMap(String className, int minU, int maxU, int nBytes,
169 boolean addAscii, boolean lowPartOnly) {
170
171 CharsetEncoder enc = null;
172 if (className != null) {
173 try {
174 if (className.startsWith("sun.awt")) {
175 enc = ((Charset)Class.forName(className).newInstance()).newEncoder();
176 } else {
177 enc = Charset.forName(className).newEncoder();
178 }
179 } catch (Exception x) {x.printStackTrace();}
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