public class SystemUtil extends Object
| Type Params | Return Type | Name and description | 
|---|---|---|
|  | public static boolean | getBooleanSafe(String name)Retrieves a Boolean System property, or returns false if: 
 | 
|  | public static Integer | getIntegerSafe(String name, Integer def)Retrieves an Integer System property | 
|  | public static Long | getLongSafe(String name, Long def)Retrieves an Long System property | 
|  | public static String | getSystemPropertySafe(String name, String defaultValue)Retrieves a System property, or returns some default value if: 
 | 
|  | public static String | getSystemPropertySafe(String name)Retrieves a System property, or null if: 
 | 
|  | public static String | setSystemPropertyFrom(String nameValue)Sets a system property from a name=valueString. | 
|  | public static String | setSystemPropertyFromSafe(String nameValue)Sets a system property from a name=valueString. | 
Retrieves a Boolean System property, or returns false if:
name -  the name of the system property.Retrieves an Integer System property
name -  the name of the system property.def -  the default valueRetrieves an Long System property
name -  the name of the system property.def -  the default valueRetrieves a System property, or returns some default value if:
name -          the name of the system property.defaultValue -  a default value.Retrieves a System property, or null if:
name -  the name of the system property. Sets a system property from a name=value String.
 If no '=' is found, the property is assumed to be a Boolean flag with value true.
nameValue -  the non-null name=value String Sets a system property from a name=value String.
 If no '=' is found, the property is assumed to be a Boolean flag with value true.
 Does nothing if a Security manager is in place which doesn't allow the operation.
nameValue -  the non-null name=value String