org.notima.generic.businessobjects.util.TaxIdFormatter Maven / Gradle / Ivy

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package org.notima.generic.businessobjects.util;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * Utility class to parse and print tax id:s in different formats.
 * 
 * At the moment only Swedish tax id's are supported. 
 * 
 * @author Daniel Tamm
 *
 */
public class TaxIdFormatter {

	private static Pattern	se10 = Pattern.compile("^(\\d{2})(\\d{2})(\\d{2})(\\d{4})$"); 
	private static Pattern	se11 = Pattern.compile("^(\\d{2})(\\d{2})(\\d{2})\\-(\\d{4})$");
	private static Pattern	se12 = Pattern.compile("^(\\d{4})(\\d{2})(\\d{2})(\\d{4})$"); 
	private static Pattern	se14 = Pattern.compile("^SE(\\d{2})(\\d{2})(\\d{2})(\\d{4})01$");

	/**
	 * Remove all non digit characters
	 *
	 * @param cleanUp		String to be cleaned.
	 * @return				A cleaned string.
	 */
	public static String toDigitsOnly(String cleanUp) {
		if (cleanUp==null) return("");
		StringBuffer buf = new StringBuffer();
		char c;
		for (int i=0; i='0' && c<='9') {
				buf.append(c);
			}
		}
		return(buf.toString());
	}

    public static boolean hasDigitsOnly(String ref) {
        if (ref==null || ref.trim().length()==0) return(false);
        char c;
        for (int i=0; i='0' && c<='9')) {
                return(false);
            }
        }
        return true;
    }
	
    /**
     * Remove blanks from a string.
     * 
     * @param cleanUp		String to clean up.
     * @return				A string without blanks.
     */
    public static String removeBlanks(String cleanUp) {
    	if (cleanUp==null) return null;
    	StringBuffer result = new StringBuffer();
    	char c;
    	for (int i=0;i