Java Utililty Methods Boolean Parse

Boolean tryParseBool(Object obj, Boolean defaultVal)
try Parse Bool

if (obj == null)
 return defaultVal;
if (obj instanceof Boolean)
 return (Boolean) obj;
try {
 String val = obj.toString();
 return Boolean.parseBoolean(val);
} catch (Exception e) {
...

boolean tryParseBool(String value)
try Parse Bool

try {
 Boolean.parseBoolean(value);
 return true;
} catch (Exception e) {
 return false;

boolean tryParseBoolean(String value)
Returns whether or not the String can be parsed as an Boolean

return value.equals("true") || value.equals("false");

Boolean tryParseBoolean(String value)
try Parse Boolean

if (value == null) {
 return null;
if (value.equalsIgnoreCase("true")) {
 return true;
} else if (value.equalsIgnoreCase("false")) {
 return false;
return null;