question: public static boolean isValidLocation ( final Location test , final boolean strictMode ) { if ( test == null ) { Log . w ( TAG , "Invalid location: Location is null" ) ; return false ; } if ( test . getLatitude ( ) == 0 && test . getLongitude ( ) == 0 ) { Log . w ( TAG , "Invalid location: only default values provided" ) ; return false ; } if ( test . getLongitude ( ) > 180 || test . getLongitude ( ) < - 180 ) { Log . w ( TAG , "Invalid longitude: " + test . getLongitude ( ) ) ; return false ; } if ( test . getLatitude ( ) > 90 || test . getLatitude ( ) < - 90 ) { Log . w ( TAG , "Invalid latitude: " + test . getLatitude ( ) ) ; return false ; } if ( strictMode ) { final long tomorrow = System . currentTimeMillis ( ) + GeometryUtils . MILLIS_PER_DAY ; if ( test . getTime ( ) < GeometryUtils . MIN_TIMESTAMP || test . getTime ( ) > tomorrow ) { Log . w ( TAG , "Invalid timestamp: either to old or more than one day in the future" ) ; return false ; } if ( ( test . hasAltitude ( ) ) && ( test . getAltitude ( ) < GeometryUtils . MIN_ALTITUDE || test . getAltitude ( ) > MAX_ALTITUDE ) ) { Log . w ( TAG , "Altitude out-of-range [" + GeometryUtils . MIN_ALTITUDE + ".." + MAX_ALTITUDE + "]:" + test . getAltitude ( ) ) ; return false ; } if ( ( test . hasSpeed ( ) ) && ( test . getSpeed ( ) < GeometryUtils . MIN_SPEED || test . getSpeed ( ) > GeometryUtils . MAX_SPEED ) ) { Log . w ( TAG , "Speed out-of-range [" + GeometryUtils . MIN_SPEED + ".." + GeometryUtils . MAX_SPEED + "]:" + test . getSpeed ( ) ) ; return false ; } } return true ; }
target:  Tests if location is valid.