aboutsummaryrefslogtreecommitdiffstats
path: root/pylog/onaplogging/marker/marker.py
blob: 5414e2156351f671c5fc43cf7a5de5022e4760d8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
# Copyright 2018 ke liang <lokyse@163.com>.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import abc

MARKER_TAG = "marker"


class Marker(object):

    __metaclass__ = abc.ABCMeta

    @abc.abstractmethod
    def getName(self):
        raise NotImplementedError()

    @abc.abstractmethod
    def contains(self, item=None):
        raise NotImplementedError()

    @abc.abstractmethod
    def addChild(self, item):
        raise NotImplementedError()

    @abc.abstractmethod
    def removeChild(self, item):
        raise NotImplementedError()

    @abc.abstractmethod
    def __eq__(self, other):
        raise NotImplementedError()

    @abc.abstractmethod
    def __hash__(self):
        raise NotImplementedError()

    @abc.abstractmethod
    def __iter__(self):
        raise NotImplementedError()


class BaseMarker(Marker):

    def __init__(self, name):
        super(BaseMarker, self).__init__()
        if not isinstance(name, str):
            raise TypeError("not str type")
        if name == "":
            raise ValueError("empty value")
        self.__name = name
        self.__childs = []

    def getName(self):
        return self.__name

    def __iter__(self):
        return iter(self.__childs)

    def __eq__(self, other):

        if not isinstance(other, Marker):
            return False
        if id(self) == id(other):
            return True

        return self.__name == other.getName()

    def __hash__(self):
        return hash(self.__name)

    def contains(self, item=None):

        if isinstance(item, Marker):
            if item == self:
                return True
            return len(list(filter(
                lambda x: x == item, self.__childs))) > 0

        elif isinstance(item, str):
            if item == self.__name:
                return True

            return len(list(filter(
                lambda x: x.__name == item, self.__childs))) > 0

        return False

    def addChild(self, item):
        if not isinstance(item, Marker):
            raise TypeError("can only add  (not %s) marker type"
                            % type(item))
        if self == item:
            return
        if item not in self.__childs:
            self.__childs.append(item)

    def addChilds(self, childs):
        try:
            iter(childs)
        except Exception as e:
            raise e

        for item in childs:
            self.addChild(item)

    def removeChild(self, item):
        if not isinstance(item, Marker):
            raise TypeError("can only add  (not %s) marker type"
                            % type(item))
        if item in self.__childs:
            self.__childs.remove(item)


def matchMarkerHelp(record, markerToMatch):

    marker = getattr(record, MARKER_TAG, None)

    if marker is None or markerToMatch is None:
        return False

    if not isinstance(marker, Marker):
        return False

    try:
        if isinstance(markerToMatch, list):
            return len(list(filter(
                lambda x: marker.contains(x), markerToMatch))) > 0

        return marker.contains(markerToMatch)
    except Exception as e:
        raise e