Java Utililty Methods Long Number Parse

List of utility methods to do Long Number Parse

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Description

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

Method

longconvertLong(String str, long defaults)
convert Long 
if (str == null) {
    return defaults;
try {
    return Long.parseLong(str);
} catch (Exception e) {
    return defaults;
LongconvertLong(String valueAsString)
convert Long 
return Long.valueOf(valueAsString);
longlongFromString(String which, String s)
long From String 
try {
    return Long.parseLong(s);
} catch (NumberFormatException e) {
    throw new IllegalArgumentException(String.format("%s must be an integer", which), e);
longlongFromStringWithoutThrow(String longVal)
long From String Without Throw 
long toReturn = Long.MIN_VALUE;
try {
    toReturn = Long.parseLong(longVal);
} catch (NumberFormatException ignore) {
return toReturn;
LongtryParseLong(Object obj, Long defaultVal)
try Parse Long 
if (obj == null)
    return defaultVal;
if (obj instanceof Long)
    return (Long) obj;
try {
    String val = obj.toString();
    return Long.parseLong(val);
} catch (Exception e) {
...
longtryParseLong(String longString, int defaultValue)
Try to parse long string, returning -1 if it fails. 
try {
    return Long.parseLong(longString);
} catch (NumberFormatException e) {
    return defaultValue;
ObjecttryParseLong(String longValue)
try Parse Long 
Object parsedValue;
try {
    parsedValue = Long.parseLong(longValue);
} catch (NumberFormatException nfe) {
    parsedValue = longValue;
return parsedValue;
booleanTryParseLong(String str, long[] n)
Try Parse Long 
try {
    n[0] = Long.parseLong(str);
    return true;
} catch (Exception e) {
    return false;