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by Humberto
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created

KytosNoTagAvailableError.__str__()   A

Complexity

Conditions 1

Size

Total Lines 4
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 1
CRAP Score 1.2963

Importance

Changes 0
Metric Value
cc 1
eloc 3
nop 1
dl 0
loc 4
ccs 1
cts 3
cp 0.3333
crap 1.2963
rs 10
c 0
b 0
f 0
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"""Kytos Core-Defined Exceptions."""
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class KytosCoreException(Exception):
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    """Exception thrown when KytosCore is broken."""
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    def __str__(self):
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        """Return message of KytosCoreException."""
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        return 'KytosCore exception: ' + super().__str__()
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class KytosSwitchOfflineException(Exception):
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    """Exception thrown when a switch is offline."""
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    def __init__(self, switch):
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        """Require a switch.
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        Args:
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            switch (:class:`~kytos.core.switch.Switch`): A switch offline.
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        """
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        super().__init__()
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        self.switch = switch
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    def __str__(self):
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        """Return message of KytosSwitchOfflineException."""
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        msg = 'The switch {} is not reachable. Please check the connection '
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        msg += 'between the switch and the controller.'
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        return msg.format(self.switch.dpid)
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class KytosEventException(Exception):
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    """Exception thrown when a KytosEvent have an illegal use."""
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    def __init__(self, message="KytosEvent exception", event=None):
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        """Assign parameters to instance variables.
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        Args:
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            message (string): message from KytosEventException.
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            event (:class:`~kytos.core.events.KytosEvent`): Event malformed.
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        """
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        super().__init__()
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        self.message = message
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        self.event = event
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    def __str__(self):
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        """Return the full message from KytosEventException."""
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        message = self.message
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        if self.event:
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            message += ". EventType: " + type(self.event)
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        return message
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class KytosWrongEventType(KytosEventException):
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    """Exception related to EventType.
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    When related to buffers, it means that the EventType is not allowed on
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    that buffer.
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    """
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class KytosNoTagAvailableError(Exception):
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    """Exception raised when a link has no vlan available."""
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    def __init__(self, link):
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        """Require a link.
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        Args:
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            link (:class:`~kytos.core.link.Link`): A link with no vlan
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            available.
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        """
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        super().__init__()
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        self.link = link
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    def __str__(self):
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        """Full message."""
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        msg = f'Link {self.link.id} has no vlan available.'
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        return msg
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# Exceptions related  to NApps
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class KytosNAppException(Exception):
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    """Exception raised on a KytosNApp."""
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    def __init__(self, message="KytosNApp exception"):
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        """Assign the parameters to instance variables.
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        Args:
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            message (string): message from KytosNAppException.
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        """
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        super().__init__()
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        self.message = message
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    def __str__(self):
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        """Return the message from KytosNAppException."""
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        return self.message
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class KytosNAppMissingInitArgument(KytosNAppException):
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    """Exception thrown when NApp have a missing init argument."""
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    def __init__(self, message="KytosNAppMissingInitArgument"):
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        """Assing parameters to instance variables.
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        Args:
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            message (str): Name of the missed argument.
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        """
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        super().__init__(message=message)
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