Java Utililty Methods Double Parse

List of utility methods to do Double Parse

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Description

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

Method

DoubletryParseDouble(Object o)
Given an Object that may be null or may be a float or double, this method attempts to convert the value to a Double. 
if (o == null)
    return null;
Double retVal = null;
try {
    retVal = Double.parseDouble(o.toString().trim());
} catch (NumberFormatException nfe) {
return retVal;
...
DoubletryParseDouble(Object obj, Double defaultVal)
try Parse Double 
if (obj == null)
    return defaultVal;
if (obj instanceof Double)
    return (Double) obj;
try {
    String val = obj.toString();
    return Double.parseDouble(val);
} catch (Exception e) {
...
ObjecttryParseDouble(String doubleValue)
try Parse Double 
Object parsedValue;
try {
    parsedValue = Double.parseDouble(doubleValue);
} catch (NumberFormatException nfe) {
    parsedValue = doubleValue;
return parsedValue;
DoubletryParseDouble(String value)
Try to parse the string as double or return null if failed 
try {
    return Double.parseDouble(value);
} catch (NumberFormatException e) {
    return null;
doubletryParseDouble(String value)
try Parse Double 
try {
    return Double.parseDouble(value);
} catch (NumberFormatException e) {
    return -1;