jaroslav@106
|
1 |
/**
|
jaroslav@106
|
2 |
* Back 2 Browser Bytecode Translator
|
jaroslav@1787
|
3 |
* Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
|
jaroslav@106
|
4 |
*
|
jaroslav@106
|
5 |
* This program is free software: you can redistribute it and/or modify
|
jaroslav@106
|
6 |
* it under the terms of the GNU General Public License as published by
|
jaroslav@106
|
7 |
* the Free Software Foundation, version 2 of the License.
|
jaroslav@106
|
8 |
*
|
jaroslav@106
|
9 |
* This program is distributed in the hope that it will be useful,
|
jaroslav@106
|
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
jaroslav@106
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
jaroslav@106
|
12 |
* GNU General Public License for more details.
|
jaroslav@106
|
13 |
*
|
jaroslav@106
|
14 |
* You should have received a copy of the GNU General Public License
|
jaroslav@106
|
15 |
* along with this program. Look for COPYING file in the top folder.
|
jaroslav@106
|
16 |
* If not, see http://opensource.org/licenses/GPL-2.0.
|
jaroslav@106
|
17 |
*/
|
jaroslav@34
|
18 |
package org.apidesign.vm4brwsr;
|
jaroslav@34
|
19 |
|
jaroslav@714
|
20 |
import java.io.UnsupportedEncodingException;
|
jaroslav@933
|
21 |
import org.apidesign.bck2brwsr.core.JavaScriptBody;
|
jaroslav@714
|
22 |
|
jaroslav@34
|
23 |
/**
|
jaroslav@34
|
24 |
*
|
jaroslav@34
|
25 |
* @author Jaroslav Tulach <jtulach@netbeans.org>
|
jaroslav@34
|
26 |
*/
|
jaroslav@34
|
27 |
public class StringSample {
|
jaroslav@34
|
28 |
public static final String HELLO = "Hello World!";
|
jaroslav@36
|
29 |
private static int counter;
|
jaroslav@36
|
30 |
|
jaroslav@36
|
31 |
private final int cnt;
|
jaroslav@36
|
32 |
public StringSample() {
|
jaroslav@36
|
33 |
cnt = ++counter;
|
jaroslav@36
|
34 |
}
|
jaroslav@36
|
35 |
|
jaroslav@34
|
36 |
|
jaroslav@34
|
37 |
public static char sayHello(int indx) {
|
jaroslav@34
|
38 |
return HELLO.charAt(indx);
|
jaroslav@34
|
39 |
}
|
jaroslav@36
|
40 |
|
jaroslav@116
|
41 |
public static boolean equalToHello(int from, int to) {
|
jaroslav@116
|
42 |
return "Hello".equals(HELLO.substring(from, to));
|
jaroslav@116
|
43 |
}
|
jaroslav@116
|
44 |
|
jaroslav@45
|
45 |
public static String fromChars(char a, char b, char c) {
|
jaroslav@45
|
46 |
char[] arr = { a, b, c };
|
jaroslav@45
|
47 |
return new String(arr).toString();
|
jaroslav@45
|
48 |
}
|
jaroslav@176
|
49 |
|
jaroslav@176
|
50 |
public static String charsFromNumbers() {
|
jaroslav@176
|
51 |
return chars((char)65, (char)66, (char)67);
|
jaroslav@176
|
52 |
}
|
jaroslav@176
|
53 |
|
jaroslav@176
|
54 |
public static String charsFromChars() {
|
jaroslav@176
|
55 |
return chars('A', 'B', 'C');
|
jaroslav@176
|
56 |
}
|
jaroslav@171
|
57 |
|
jaroslav@171
|
58 |
public static String chars(char a, char b, char c) {
|
jaroslav@171
|
59 |
return ("" + a + b +c).toString();
|
jaroslav@171
|
60 |
}
|
jaroslav@45
|
61 |
|
jaroslav@183
|
62 |
public static String replace(String s, char a, char b) {
|
jaroslav@183
|
63 |
return s.replace(a, b);
|
jaroslav@183
|
64 |
}
|
jaroslav@183
|
65 |
|
jtulach@193
|
66 |
public static int hashCode(String h) {
|
jtulach@193
|
67 |
return h.hashCode();
|
jtulach@193
|
68 |
}
|
jtulach@193
|
69 |
|
jaroslav@206
|
70 |
public static boolean isStringInstance() {
|
jaroslav@206
|
71 |
return chars('a', (char)30, 'b') instanceof String;
|
jaroslav@206
|
72 |
}
|
jaroslav@206
|
73 |
|
jaroslav@714
|
74 |
public static String getBytes(String s) throws UnsupportedEncodingException {
|
jaroslav@714
|
75 |
byte[] arr = s.getBytes("UTF-8");
|
jaroslav@595
|
76 |
StringBuilder sb = new StringBuilder();
|
jaroslav@595
|
77 |
for (int i = 0; i < arr.length; i++) {
|
jaroslav@595
|
78 |
sb.append(arr[i]).append(" ");
|
jaroslav@595
|
79 |
}
|
jaroslav@595
|
80 |
return sb.toString().toString();
|
jaroslav@595
|
81 |
}
|
jaroslav@595
|
82 |
|
jaroslav@1354
|
83 |
public static String unicode() {
|
jaroslav@1354
|
84 |
return "\r\n\u2028\u2029]";
|
jaroslav@1354
|
85 |
}
|
jaroslav@1354
|
86 |
|
jaroslav@188
|
87 |
public static String insertBuffer() {
|
jaroslav@188
|
88 |
StringBuilder sb = new StringBuilder();
|
jaroslav@188
|
89 |
sb.append("Jardo!");
|
jaroslav@188
|
90 |
sb.insert(0, "Ahoj ");
|
jtulach@192
|
91 |
sb.delete(4, 8);
|
jaroslav@188
|
92 |
return sb.toString().toString();
|
jaroslav@188
|
93 |
}
|
jaroslav@188
|
94 |
|
jaroslav@184
|
95 |
public static int countAB(String txt) {
|
jaroslav@184
|
96 |
int cnt = 0;
|
jaroslav@184
|
97 |
for (int i = 0; i < txt.length(); i++) {
|
jaroslav@184
|
98 |
switch (txt.charAt(i)) {
|
jaroslav@184
|
99 |
case 'A': cnt++; break;
|
jaroslav@184
|
100 |
case 'B': cnt += 2; break;
|
jaroslav@184
|
101 |
}
|
jaroslav@184
|
102 |
}
|
jaroslav@184
|
103 |
return cnt;
|
jaroslav@184
|
104 |
}
|
jtulach@196
|
105 |
|
jtulach@196
|
106 |
public static int stringSwitch(String txt) {
|
jtulach@196
|
107 |
switch (txt) {
|
jtulach@196
|
108 |
case "jedna": return 1;
|
jtulach@196
|
109 |
case "dve": return 2;
|
jtulach@196
|
110 |
case "tri": return 3;
|
jtulach@196
|
111 |
case "ctyri": return 4;
|
jtulach@196
|
112 |
}
|
jtulach@196
|
113 |
return -1;
|
jtulach@196
|
114 |
}
|
jaroslav@184
|
115 |
|
jaroslav@36
|
116 |
public static String toStringTest(int howMuch) {
|
jaroslav@104
|
117 |
counter = 0;
|
jaroslav@36
|
118 |
StringSample ss = null;
|
jaroslav@36
|
119 |
for (int i = 0; i < howMuch; i++) {
|
jaroslav@36
|
120 |
ss = new StringSample();
|
jaroslav@36
|
121 |
}
|
jaroslav@93
|
122 |
return ss.toString().toString();
|
jaroslav@36
|
123 |
}
|
jaroslav@104
|
124 |
|
jaroslav@104
|
125 |
public static String concatStrings() {
|
jaroslav@137
|
126 |
return (toStringTest(1) + "\\\n\r\t").toString();
|
jaroslav@104
|
127 |
}
|
jaroslav@572
|
128 |
|
jaroslav@572
|
129 |
public static int compare(String a, String b) {
|
jaroslav@572
|
130 |
return a.compareTo(b);
|
jaroslav@572
|
131 |
}
|
jaroslav@36
|
132 |
|
jaroslav@36
|
133 |
@Override
|
jaroslav@36
|
134 |
public String toString() {
|
jaroslav@36
|
135 |
return HELLO + cnt;
|
jaroslav@36
|
136 |
}
|
jaroslav@933
|
137 |
|
jaroslav@933
|
138 |
@JavaScriptBody(args = {}, body = "return [1, 2];")
|
jaroslav@933
|
139 |
private static native Object crtarr();
|
jaroslav@937
|
140 |
@JavaScriptBody(args = { "o" }, body = "return o.toString();")
|
jaroslav@937
|
141 |
private static native String toStrng(Object o);
|
jaroslav@933
|
142 |
|
jaroslav@933
|
143 |
public static String toStringArray(boolean fakeArr, boolean toString) {
|
jaroslav@933
|
144 |
final Object arr = fakeArr ? crtarr() : new Object[2];
|
jaroslav@937
|
145 |
final String whole = toString ? arr.toString() : toStrng(arr);
|
jaroslav@933
|
146 |
int zav = whole.indexOf('@');
|
jaroslav@937
|
147 |
if (zav <= 0) {
|
jaroslav@937
|
148 |
zav = whole.length();
|
jaroslav@937
|
149 |
}
|
jaroslav@933
|
150 |
return whole.substring(0, zav).toString().toString();
|
jaroslav@933
|
151 |
}
|
jaroslav@933
|
152 |
|
jaroslav@34
|
153 |
}
|