jaroslav@106
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/**
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jaroslav@106
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* Back 2 Browser Bytecode Translator
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jaroslav@106
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* Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
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jaroslav@106
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. Look for COPYING file in the top folder.
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* If not, see http://opensource.org/licenses/GPL-2.0.
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*/
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package org.apidesign.vm4brwsr;
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/**
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*
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* @author Jaroslav Tulach <jtulach@netbeans.org>
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*/
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public class StringSample {
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public static final String HELLO = "Hello World!";
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jaroslav@36
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private static int counter;
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jaroslav@36
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private final int cnt;
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public StringSample() {
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cnt = ++counter;
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}
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public static char sayHello(int indx) {
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return HELLO.charAt(indx);
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}
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public static boolean equalToHello(int from, int to) {
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return "Hello".equals(HELLO.substring(from, to));
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}
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public static String fromChars(char a, char b, char c) {
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char[] arr = { a, b, c };
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return new String(arr).toString();
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}
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jaroslav@176
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jaroslav@176
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public static String charsFromNumbers() {
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return chars((char)65, (char)66, (char)67);
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}
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public static String charsFromChars() {
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return chars('A', 'B', 'C');
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}
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jaroslav@171
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public static String chars(char a, char b, char c) {
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return ("" + a + b +c).toString();
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}
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jaroslav@183
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public static String replace(String s, char a, char b) {
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return s.replace(a, b);
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}
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public static int hashCode(String h) {
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return h.hashCode();
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}
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jaroslav@206
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public static boolean isStringInstance() {
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return chars('a', (char)30, 'b') instanceof String;
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}
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jaroslav@188
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public static String insertBuffer() {
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StringBuilder sb = new StringBuilder();
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sb.append("Jardo!");
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sb.insert(0, "Ahoj ");
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sb.delete(4, 8);
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return sb.toString().toString();
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}
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public static int countAB(String txt) {
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int cnt = 0;
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for (int i = 0; i < txt.length(); i++) {
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switch (txt.charAt(i)) {
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case 'A': cnt++; break;
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case 'B': cnt += 2; break;
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}
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}
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return cnt;
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}
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public static int stringSwitch(String txt) {
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switch (txt) {
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case "jedna": return 1;
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case "dve": return 2;
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case "tri": return 3;
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case "ctyri": return 4;
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}
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return -1;
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}
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public static String toStringTest(int howMuch) {
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counter = 0;
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jaroslav@36
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StringSample ss = null;
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for (int i = 0; i < howMuch; i++) {
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ss = new StringSample();
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}
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return ss.toString().toString();
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}
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public static String concatStrings() {
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return (toStringTest(1) + "\\\n\r\t").toString();
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}
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@Override
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public String toString() {
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return HELLO + cnt;
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}
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jaroslav@34
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}
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