Java Utililty Methods Regex Int Validate

List of utility methods to do Regex Int Validate

  1. HOME
  2. Java
  3. R
  4. Regex Int Validate

Description

The list of methods to do Regex Int Validate are organized into topic(s).

Method

IntegerparseInt(Object str)
parse Int 
return str == null ? 0
        : Integer.valueOf((isNumeric(str.toString())) ? Integer.parseInt(str.toString()) : 0);
IntegerparseInt(String value)
parse Int 
if (value == null) {
    return 0;
Integer val = 0;
try {
    Matcher matcher = pattern.matcher(value);
    if (matcher.find()) {
        String num = matcher.group(0);
...
int[]parseInt(String[] strs)
parse Int 
int[] strs_int = new int[strs.length];
for (int i = 0; i < strs_int.length; i++) {
    if (can2Int(strs[i])) {
        strs_int[i] = Integer.parseInt(strs[i]);
return strs_int;
intparseInteger(String attrVal)
Returns the integer represented by attrVal or Integer.MIN_VALUE on error. 
if (attrVal == null) {
    return Integer.MIN_VALUE;
Matcher m = INTEGER_PATTERN.matcher(attrVal);
if (!m.matches()) {
    return Integer.MIN_VALUE;
try {
...
IntegerparseInteger(String inStr, Integer def)
parse Integer 
if (isEmpty(inStr) || !isNumeric(inStr)) {
    return def;
} else {
    return Integer.valueOf(inStr);
IntegerparseInteger(String key, String sourceString)
parse Integer 
Integer result = null;
if (sourceString != null) {
    Pattern pattern = Pattern.compile(quoteForRegEx(key) + "=(\\d++)");
    Matcher matcher = pattern.matcher(sourceString);
    if (matcher.find()) {
        result = new Integer(matcher.group(1));
return result;
intparseInteger(String str)
parse Integer 
return !isInteger(str) ? 0 : Integer.parseInt(str);
int[]parseIntegerList(String var0, int var1, int var2)
parse Integer List 
ArrayList var3 = new ArrayList();
Pattern var4 = Pattern.compile("(\\d*)-(\\d*)");
String[] var5 = var0.replace(',', ' ').split("\\s+");
int var6 = var5.length;
for (int var7 = 0; var7 < var6; ++var7) {
    String var8 = var5[var7];
    try {
        if (var8.matches("\\d+")) {
...
int[]parseIntegers(String integerString)
Given a string of the form "a,b,c-d,e,...", parse out the integers represented including those within the (hyphenated) ranges. 
final List<Integer> integers = new ArrayList<Integer>();
final String[] pieces = integerString.split(",");
for (String piece : pieces) {
    collectIntegers(piece, integers);
final int[] result = new int[integers.size()];
int index = 0;
for (Integer integer : integers) {
...
StringparseIntToString(String value)
parse Int To String 
Matcher matcher = pattern.matcher(value);
if (matcher.find()) {
    return matcher.group(0);
return null;