CamelCase-enizer

gistfile1.java

public class CamelCase {
	public static void main(String[] args) {
		String line = "if at lake and lake has not been probed, blink lights, probe lake, steer away from obstacles";
		
		System.out.println(toCamelCase(line) + "Rule");
		// IfAtLakeAndLakeHasNotBeenProbedThenBlinkLightsThenProbeLakeThenSteerAwayFromObstaclesRule
	}

	private static String toCamelCase(String line) {
		StringBuilder builder = new StringBuilder();
		boolean nextUpper = true;
		for (char c : line.toCharArray()) {
			if (Character.isAlphabetic(c)) {
				builder.append(nextUpper ? Character.toUpperCase(c) : Character.toLowerCase(c));
				nextUpper = false;
			} else if (c == ',') {
				builder.append("Then");
				nextUpper = false;
			} else if (Character.isWhitespace(c)) {
				nextUpper = true;
			}
		}
		return builder.toString();
	}
}