question: to determine whether a wifi network is available . concode_field_sep String ANDROID_PROVIDER_SETTINGS concode_elem_sep Pattern IPV6_HEX_COMPRESSED_PATTERN concode_elem_sep Pattern IPV4_PATTERN concode_elem_sep Pattern IPV6_STD_PATTERN concode_field_sep boolean isIPv6Address concode_elem_sep void openSetting concode_elem_sep void openSetting concode_elem_sep boolean isNetworkAvailable concode_elem_sep boolean isNetworkAvailable concode_elem_sep boolean isConnected concode_elem_sep boolean isConnected concode_elem_sep String getLocalIPAddress concode_elem_sep boolean isIPv4Address concode_elem_sep boolean isGPRSOpen concode_elem_sep void setGPRSEnable concode_elem_sep boolean isIPv6HexCompressedAddress concode_elem_sep boolean isIPv6StdAddress concode_elem_sep boolean isMobileConnected
target: boolean function ( ) { return isNetworkAvailable ( NetType . Wifi ) ; }