import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
+import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class StringUtils
{
return s.toUpperCase(Locale.ROOT);
}
- return s.substring(0, 1).toUpperCase(Locale.ROOT) + s.substring(1).toLowerCase(Locale.ROOT);
+ return s.substring(0, 1).toUpperCase(Locale.ROOT)
+ + s.substring(1).toLowerCase(Locale.ROOT);
}
/**
}
return min < text.length() + 1 ? min : -1;
}
+
+ public static int indexOfFirstWhitespace(String text)
+ {
+ int index = -1;
+ Pattern pat = Pattern.compile("\\s");
+ Matcher m = pat.matcher(text);
+ if (m.find())
+ {
+ index = m.start();
+ }
+ return index;
+ }
+
+ /*
+ * implementation of String.replaceLast.
+ * Replaces only the last occurrence of toReplace in string with replacement.
+ */
+ public static String replaceLast(String string, String toReplace,
+ String replacement)
+ {
+ int pos = string.lastIndexOf(toReplace);
+ if (pos > -1)
+ {
+ return new StringBuilder().append(string.substring(0, pos))
+ .append(replacement)
+ .append(string.substring(pos + toReplace.length()))
+ .toString();
+ }
+ else
+ {
+ return string;
+ }
+
+ }
+
+ /*
+ * return the maximum length of a List of Strings
+ */
+ public static int maxLength(List<String> l)
+ {
+ int max = 0;
+ for (String s : l)
+ {
+ if (s == null)
+ continue;
+ if (s.length() > max)
+ max = s.length();
+ }
+ return max;
+ }
}