Java Utililty Methods Long Number Create

List of utility methods to do Long Number Create

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Description

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

Method

longtoLong(Object num, long defValue)
to Long 
if (num != null) {
    String value = String.valueOf(num);
    try {
        return Long.parseLong(value);
    } catch (Exception e) {
return defValue;
...
longtoLong(Object number)
to Long 
if (number == null) {
    return 0L;
} else if (number instanceof Number) {
    return ((Number) number).longValue();
} else if (number instanceof String) {
    String str = (String) number;
    int isNumber = isNumeric(str);
    return isNumber == 1 ? Long.parseLong(str) : (isNumber == 2 ? Double.valueOf(str).longValue() : 0L);
...
longtoLong(Object o)
to Long 
if (o instanceof Byte) {
    return (Byte) o;
} else if (o instanceof Short) {
    return (Short) o;
} else if (o instanceof Integer) {
    return (Integer) o;
} else if (o instanceof Long) {
    return (Long) o;
...
LongtoLong(Object o)
to Long 
if (o == null)
    return null;
if (o.getClass() == Long.class)
    return (Long) o;
if (o.getClass() == Boolean.class)
    return booleanToLong((Boolean) o);
if (o.getClass() == Byte.class)
    return (long) ((Byte) o).byteValue();
...
LongtoLong(Object o)
to Long 
Long result;
if (o == null) {
    result = null;
} else if (o instanceof Number) {
    Number n = (Number) o;
    result = n.longValue();
} else {
    try {
...
LongtoLong(Object ob, Long defaultLong)
to Long 
if (ob == null) {
    return defaultLong;
if (ob instanceof Integer) {
    return ((Integer) ob).longValue();
} else if (ob instanceof Float) {
    return ((Float) ob).longValue();
} else if (ob instanceof Double) {
...
longtoLong(Object obj)
to Long 
return Long.parseLong(toString(obj).trim());
LongtoLong(Object obj)
to Long 
if (obj instanceof String)
    return Long.parseLong((String) obj);
if (obj instanceof Byte) {
    Byte b = (Byte) obj;
    return b.longValue();
if (obj instanceof Short) {
    Short s = (Short) obj;
...
longtoLong(Object obj)
Convert object returned from server to long. 
return (obj != null) ? (Long) obj : 0;
longtoLong(Object obj)
Get the long value of this object, only if the object is an instance of Number 
return (obj instanceof Number) ? ((Number) obj).longValue() : 0L;