Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

public class Main {
    private static final int ESCAPED_CODE_MAX_SIZE = 10;

    private static String unescapeControlCodes(String text) {
        StringBuilder builder = new StringBuilder();
        for (int i = 0; i < text.length(); i++) {
            char c = text.charAt(i);
            if (c == '&' && i + 1 < text.length() && text.charAt(i + 1) == '#') {
                int semiColonIndex = semiColonIndex(text, i);
                if (semiColonIndex != -1) {
                    int value = Integer.valueOf(text.substring(i + 2, semiColonIndex));
                    builder.append((char) value);
                    i = semiColonIndex;
                }
            } else {
                builder.append(c);
            }
        }
        return builder.toString();
    }

    private static int semiColonIndex(String text, int fromPos) {
        int semiColonIndex = -1;
        int j = 1;
        do {
            if (j > ESCAPED_CODE_MAX_SIZE)
                break;
            if (text.charAt(fromPos + j) == ';') {
                semiColonIndex = fromPos + j;
                break;
            }
            j++;
        } while (true);
        return semiColonIndex;
    }
}