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1 package gnu.text;
2 import java.text.FieldPosition  ;
3 import gnu.lists.*;
4
5 public class EnglishIntegerFormat extends java.text.NumberFormat
6 {
8 private static EnglishIntegerFormat cardinalEnglish;
9 private static EnglishIntegerFormat ordinalEnglish;
10
11 public boolean ordinal;
12
13 public EnglishIntegerFormat(boolean ordinal)
14 {
15 this.ordinal = ordinal;
16 }
17
18 public static EnglishIntegerFormat getInstance (boolean ordinal)
19 {
20 if (ordinal)
21 {
22 if (ordinalEnglish == null)
23 ordinalEnglish = new EnglishIntegerFormat(true);
24 return ordinalEnglish;
25 }
26 else
27 {
28 if (cardinalEnglish == null)
29 cardinalEnglish = new EnglishIntegerFormat(false);
30 return cardinalEnglish;
31 }
32 }
33
34 public static final String [] ones =
35 {
36 null, "one", "two", "three", "four",
37 "five", "six", "seven", "eight", "nine",
38 "ten", "eleven", "twelve", "thirteen", "fourteen",
39 "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"
40 };
41
42 public static final String [] onesth =
43 {
44 null, "first", "second", "third", "fourth",
45 "fifth", "sixth", "seventh", "eighth", "ninth",
46 "tenth", "eleventh", "twelveth", "thirteenth", "fourteenth",
47 "fifteenth", "sixteenth", "seventeenth", "eighteenth", "nineteenth"
48 };
49
50 public static final String [] tens =
51 {
52 null, null, "twenty", "thirty", "forty",
53 "fifty", "sixty", "seventy", "eighty", "ninety"
54 };
55
56 public static final String [] tensth =
57 {
58 null, null, "twentieth", "thirtieth", "fortieth",
59 "fiftieth", "sixtieth", "seventieth", "eightieth", "ninetieth"
60 };
61
62 public static final String [] power1000s =
63 {
64 null, " thousand", " million", " billion", " trillion", " quadrillion",
65 " quintillion", " sextillion", " septillion", " octillion", " nonillion",
66 " decillion", " undecillion", " duodecillion", " tredecillion",
67 " quattuordecillion", " quindecillion", " sexdecillion",
68 " septendecillion", " octodecillion", " novemdecillion", " vigintillion"
69 };
70
71
74
75 void format999 (StringBuffer sbuf, int num, boolean ordinal)
76 {
77 if (num >= 100)
78 {
79 int num100s = num / 100;
80 num = num % 100;
81 if (num100s > 1)
82 {
83 sbuf.append(ones[num100s]);
84 sbuf.append(' ');
85 }
86 sbuf.append("hundred");
87 if (num > 0)
88 sbuf.append(' ');
89 else if (ordinal)
90 sbuf.append("th");
91 }
92 if (num >= 20)
93 {
94 int num10s = num / 10;
95 num = num % 10;
96 sbuf.append((ordinal && num == 0 ? tensth : tens)[num10s]);
97 if (num > 0)
98 sbuf.append('-');
99 }
100 if (num > 0)
101 {
102 sbuf.append((ordinal ? onesth : ones)[num]);
103 }
104 }
105
106 void format (StringBuffer sbuf, long num, int exp1000, boolean ordinal)
107 {
108 if (num >= 1000)
109 {
110 format(sbuf, num / 1000, exp1000 + 1, false);
111 num = num % 1000;
112 if (num > 0)
113 sbuf.append(", ");
114 else if (ordinal)
115 sbuf.append("th");
116 }
117 if (num > 0)
118 {
119 format999(sbuf, (int) num, ordinal && exp1000 == 0);
120 if (exp1000 >= power1000s.length)
121 {
122 sbuf.append(" times ten to the ");
123 format(sbuf, exp1000 * 3, 0, true);
124 sbuf.append(" power");
125 }
126 else if (exp1000 > 0)
127 sbuf.append(power1000s[exp1000]);
128 }
129 }
130
131 public void writeInt (int value, Consumer out)
132 {
133 writeLong(value, out);
134 }
135
136 public void writeLong (long value, Consumer out)
137 {
138 StringBuffer sbuf = new StringBuffer ();
139 format (value, sbuf, null);
140
141 out.write(sbuf, 0, sbuf.length());
142
143
145 }
146
147 public void writeObject (Object value, Consumer out)
148 {
149 writeLong(((Number ) value).longValue(), out);
150 }
151
152 public void writeBoolean(boolean value, Consumer out)
153 {
154 writeLong(value ? 1 : 0, out);
155 }
156
157 public StringBuffer format(long num, StringBuffer sbuf, FieldPosition fpos)
158 {
159 if (num == 0)
160 sbuf.append(ordinal ? "zeroth" : "zero");
161 else
162 {
163 if (num < 0)
164 {
165 sbuf.append("minus ");
166 num = - num; }
168 format(sbuf, num, 0, ordinal);
169 }
170 if (fpos != null)
171 {
172 }
174 return sbuf;
175 }
176
177 public StringBuffer format(double num, StringBuffer sbuf, FieldPosition fpos)
178 {
179 long inum = (long) num;
180 if ((double) inum == num)
181 return format(inum, sbuf, fpos);
182 sbuf.append(Double.toString(num));
183 return sbuf;
184 }
185
186 public java.lang.Number parse(String text, java.text.ParsePosition status)
187 {
188 throw new Error ("EnglishIntegerFormat.parseObject - not implemented");
189 }
190 }
191 |
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