Java Utililty Methods String to Long

List of utility methods to do String to Long

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Description

The list of methods to do String to Long are organized into topic(s).

Method

LongasLong(String param)
as Long 
if (param == null) {
    return null;
if (param instanceof String) {
    return Long.valueOf(param);
} else {
    throw new IllegalArgumentException("Invalid agrument type. Convertion can be made only from String.");
longasLong(String str)
as Long 
if (str != null && str.length() > 0)
    try {
        return Long.parseLong(str.trim());
    } catch (Exception e) {
return 0;
longasLong(String str, long defaultValue)
as Long 
try {
    return Long.parseLong(str);
} catch (Exception e) {
    return defaultValue;
LongasLong(String string)
Converts string to long 
return (string == null) ? null : Long.valueOf(string);
LongasLong(String v)
as Long 
try {
    return (v != null) ? Long.valueOf(v) : null;
} catch (NumberFormatException ex) {
    return null;
LongasLong(String value)
Returns the long corresponding to the given string value . 
return asLong(value, null);
longasLong(String value)
Converts a String value into a long. 
return Long.parseLong(value);
longatol(final String str, final long def)
atol 
try {
    return Long.parseLong(str);
} catch (final Exception ex) {
    ex.printStackTrace();
return def;
longatol(String pString_)
String to long converter. 
return Long.parseLong(pString_, 10);
longatol(String s)
atol 
if (s == null)
    return 0;
long result = 0;
try {
    result = Long.parseLong(s);
} catch (NumberFormatException e) {
return result;
...