de.siegmar.fastcsv.writer.LineDelimiter Maven / Gradle / Ivy

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Lightning-fast, dependency-free CSV library that conforms to RFC standards.

There is a newer version: 3.6.0

package de.siegmar.fastcsv.writer;

/**
 * Enumeration for different line delimiters (LF, CR, CRLF, platform default).
 */
public enum LineDelimiter {

    /**
     * Line Feed - (UNIX).
     */
    LF("\n"),

    /**
     * Carriage Return - (Mac classic).
     */
    CR("\r"),

    /**
     * Carriage Return and Line Feed (Windows).
     */
    CRLF("\r\n"),

    /**
     * Use current platform default ({@link System#lineSeparator()}.
     */
    PLATFORM(System.lineSeparator());

    private final String str;

    LineDelimiter(final String str) {
        this.str = str;
    }

    /**
     * Build an enum based on the given string.
     *
     * @param str the string to convert to an enum.
     * @return the enum representation of the given string.
     */
    public static LineDelimiter of(final String str) {
        switch (str) {
            case "\r\n":
                return CRLF;
            case "\n":
                return LF;
            case "\r":
                return CR;
            default:
                throw new IllegalArgumentException("Unknown line delimiter: " + str);
        }
    }

    @Override
    public String toString() {
        return str;
    }

}