aboutsummaryrefslogtreecommitdiff
blob: fc0d96d6f45aac19141a79a0053793fb5dfb38c6 (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
# -*- coding: UTF-8 -*-

# Copyright 2004-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

from .FileParser import *

class Package:
    """
    Class represeting an installed java package
    """
    def __init__(self, name, file = None):
        self._file = file
        self._name = name
        if self._file:
            self._config = EnvFileParser(file).get_config()
        else:
            self._config = {}

    def __str__(self):
        return self.name()

    def name(self):
        return self._name

    def file(self):
        return self._file

    def description(self):
        if "DESCRIPTION" in self._config:
            return self._config["DESCRIPTION"]
        else:
            return "No Description"

    def classpath(self):
        """
        Returns this package's classpath
        """
        if "CLASSPATH" in self._config:
            return self._config["CLASSPATH"]
        else:
            return None

    def target(self):
        return self.query("TARGET")
    
    def query(self, var):
        """
        Return the value of the requested var form the env file
        """
        if var in self._config:
            return self._config[var]
        else:
            return None

    def deps(self):
        """
        Return all packages this package depends on
        """
        return self.__get_deps("DEPEND")
        
    def opt_deps(self):
        """
        Return all packages this package optionally depends on
        """
        return self.__get_deps("OPTIONAL_DEPEND")

    def __get_deps(self, query):
        """
        Internal function to get package's (optional) dependencies;
        @param query: variable to read from package.env
        """
        depstr = self.query(query)
        if depstr:
            return [dep.split("@") for dep in depstr.split(":")]
        else:
            return []

# vim:set expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap: