Returns the current time in milliseconds. Note that while the unit of time of
the return value is a
Returns the value of a particular system property. The defaultValue will be
returned if no such prop
Sets the value of a particular system property.
Returns the current timestamp of the most precise timer available on the local
system, in nanosecond
Returns the value of the environment variable with the given name, or null if no
such variable exist
Returns the system properties. Note that this is not a copy, so that changes
made to the returned Pr
Returns an integer hash code for the parameter. The hash code returned is the
same one that would be
Gets the system security interface.
Indicates to the VM that it would be a good time to run the garbage collector.
Note that this is a h
Returns the system's line separator. On Android, this is "\n". The value comes
from the value of the
Removes a specific system property.