001package conexp.fx.core.util;
002
003/*-
004 * #%L
005 * Concept Explorer FX
006 * %%
007 * Copyright (C) 2010 - 2023 Francesco Kriegel
008 * %%
009 * This program is free software: you can redistribute it and/or modify
010 * it under the terms of the GNU General Public License as
011 * published by the Free Software Foundation, either version 3 of the
012 * License, or (at your option) any later version.
013 * 
014 * This program is distributed in the hope that it will be useful,
015 * but WITHOUT ANY WARRANTY; without even the implied warranty of
016 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
017 * GNU General Public License for more details.
018 * 
019 * You should have received a copy of the GNU General Public
020 * License along with this program.  If not, see
021 * <http://www.gnu.org/licenses/gpl-3.0.html>.
022 * #L%
023 */
024
025public final class Strings {
026
027  public static final String firstCharacterInUpperCase(final String string) {
028    if (string.isEmpty())
029      return string;
030    return string.substring(0, 1).toUpperCase() + string.substring(1);
031  }
032
033  public static final int countOccurences(final String string, final String substring) {
034    int n = 0;
035    int pos = 0;
036    final int len = string.length();
037    while (pos != -1 && pos < len) {
038      pos = string.indexOf(substring, pos + 1);
039      if (pos != -1)
040        n++;
041    }
042    return n;
043  }
044
045}