Java Utililty Methods Integer Create

List of utility methods to do Integer Create

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Description

The list of methods to do Integer Create are organized into topic(s).

Method

inttoInteger(String str)
to Integer 
return toInteger(str, Integer.MIN_VALUE);
inttoInteger(String str)
Transforma um String em Inteiro
Caso a String nao seja um Inteiro valido, retorna 0 
return toInteger(str, 0);
inttoInteger(String string)
to Integer 
if (isEmpty(string)) {
    return 0;
try {
    return Integer.parseInt(string);
} catch (NumberFormatException ex) {
    return 0;
IntegertoInteger(String string, Integer deff)
to Integer 
Integer value = deff;
try {
    if (string != null) {
        value = Integer.valueOf(string.toString());
} catch (NullPointerException e) {
    e.printStackTrace();
return value;
IntegertoInteger(String val)
to Integer 
return isBlank(val) ? null : new Integer(val.trim());
IntegertoInteger(String value)
Converts the specified value string to the Integer value. 
if (value == null || value.equals("")) {
    return null;
try {
    return Integer.parseInt(value);
} catch (NumberFormatException e) {
    throw new IllegalArgumentException("invalid boolean value : " + value);
inttoInteger(String value)
Converts a given string into type integer. 
if (isInteger(value)) {
    return Integer.parseInt(value);
return -1;
IntegertoInteger(String value)
to Integer 
if (null == value) {
    return null;
value = value.trim();
if ("null".equals(value)) {
    return null;
Double d = Double.parseDouble(value);
...
IntegertoInteger(String value)
to Integer 
Integer integer = null;
try {
    integer = Integer.parseInt(value);
} catch (Exception e) {
    integer = null;
return integer;
inttoInteger(String value, int _default)
INTERNAL: Casts string to int value, returns default if it fails. 
try {
    return Integer.parseInt(value);
} catch (NumberFormatException e) {
    return _default;