Util.java
package de.siegmar.fastcsv.util;
/**
* Internal utility class.
* <p>
* It is <strong>not</strong> a part of the API!
*/
public final class Util {
/**
* Carriage return.
*/
public static final char CR = '\r';
/**
* Line feed.
*/
public static final char LF = '\n';
private Util() {
}
/**
* Checks if the given array of characters contains any duplicate characters.
*
* @param chars the array of characters to check for duplicates
* @return {@code true} if any character appears more than once in the array, {@code false} otherwise
*/
public static boolean containsDupe(final char... chars) {
for (int i = 0; i < chars.length; i++) {
for (int j = i + 1; j < chars.length; j++) {
if (chars[i] == chars[j]) {
return true;
}
}
}
return false;
}
/**
* Checks if the given character is a newline character.
*
* @param character character to test.
* @return {@code true} if the argument is {@value CR} or {@value LF}
*/
public static boolean isNewline(final char character) {
return character == CR || character == LF;
}
}