question: single pattern concode_field_sep ConnectionInfo mInstance concode_elem_sep String mDeviceName concode_elem_sep Context mContext concode_elem_sep String mDeviceAddress concode_field_sep void setDeviceName concode_elem_sep String getDeviceAddress concode_elem_sep void resetConnectionInfo concode_elem_sep String getDeviceName concode_elem_sep void setDeviceAddress
target: ConnectionInfo function ( Context arg0 ) { if ( mInstance == null ) { if ( arg0 != null ) mInstance = new ConnectionInfo ( arg0 ) ; else return null ; } return mInstance ; }