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# -*- coding: UTF-8 -*-
# Copyright 2004-2005 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_provides(self):
"""
Return the virtuals this package provides
"""
pv = self.query('PROVIDES')
if pv:
return pv.split(" ")
return []
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:
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