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Troy Melhase
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new trunk.
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‎bin/j2py‎

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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import sys
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from collections import defaultdict
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from logging import _levelNames as logLevels, exception, warning, info, basicConfig
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from optparse import Option, OptionParser, OptionValueError
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from os import path
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from time import time
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from java2python.compiler import Module, buildAST, transformAST
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from java2python.config import Config
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from java2python.lib.colortools import colors
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version = '0.5'
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def isWindows():
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return sys.platform.startswith('win')
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def badLogLevel(name, value):
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msg = 'option %s: invalid loglevel: %r'
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raise OptionValueError(msg % (name, value))
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def checkLogLevel(option, opt, value):
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try:
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lvl = int(value)
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except (ValueError, ):
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name = value.upper()
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if name not in logLevels:
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badLogLevel(opt, value)
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lvl = logLevels[name]
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else:
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if lvl not in logLevels:
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badLogLevel(opt, value)
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return lvl
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class LocalOption(Option):
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TYPES = Option.TYPES + ('loglevel', )
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TYPE_CHECKER = Option.TYPE_CHECKER.copy()
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TYPE_CHECKER['loglevel'] = checkLogLevel
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def mainProfile(options):
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if options.profile:
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import cProfile, pstats
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prof = cProfile.Profile()
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prof.runcall(main, options)
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stats = pstats.Stats(prof, stream=sys.stderr)
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stats.strip_dirs().sort_stats('cumulative')
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stats.print_stats().print_callers()
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return 0
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else:
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return main(options)
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def configFromDir(inname, dirname):
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name = path.join(dirname, path.basename(path.splitext(inname)[0]))
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return '%s.py' % path.abspath(name)
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def main(options):
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timed = defaultdict(time)
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timed['overall']
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filein = fileout = filedefault = '-'
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if options.inputfile and not isinstance(options.inputfile, file):
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filein = options.inputfile
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if options.outputfile and not isinstance(options.outputfile, file):
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fileout = path.basename(options.outputfile)
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elif fileout != filedefault:
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fileout = '%s.py' % (path.splitext(filein)[0])
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configs = options.configs
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if options.configdir and not isinstance(filein, file):
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dirconfigname = configFromDir(filein, options.configdir)
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if path.exists(dirconfigname):
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configs.insert(0, dirconfigname)
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if options.includedefaults:
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configs.insert(0, 'java2python.config.default')
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try:
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if filein != '-':
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source = open(filein).read()
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else:
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source = sys.stdin.read()
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except (IOError, ), exc:
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code, msg = exc.args[0:2]
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print 'IOError: %s.' % (msg, )
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return code
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config = Config(configs)
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timed['comp']
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try:
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tree = buildAST(source, config)
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except (Exception, ), exc:
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exception('exception while parsing')
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return 1
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timed['comp_finish']
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timed['xform']
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transformAST(tree, config)
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timed['xform_finish']
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timed['visit']
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module = Module(config)
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module.sourceFilename = path.abspath(filein) if filein != '-' else None
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module.name = path.splitext(path.basename(filein))[0] if filein != '-' else '<stdin>'
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module.walk(tree)
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timed['visit_finish']
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timed['encode']
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source = unicode(module)
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timed['encode_finish']
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timed['overall_finish']
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if options.javaast:
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tree.dump(sys.stderr)
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print >> sys.stderr
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if options.pytree:
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module.dumpRepr(sys.stderr)
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print >> sys.stderr
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if not options.skipsource:
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if fileout == filedefault:
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output = sys.stdout
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else:
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output = open(fileout, 'w')
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module.name = path.splitext(filein)[0] if filein != '-' else '<stdin>'
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print >> output, source
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try:
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compile(source, '<string>', 'exec')
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except (SyntaxError, ), ex:
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warning('Generated source has invalid syntax.')
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else:
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info('Generated source has valid syntax.')
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info('Parse: %.4f seconds', timed['comp_finish'] - timed['comp'])
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info('Visit: %.4f seconds', timed['visit_finish'] - timed['visit'])
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info('Transform: %.4f seconds', timed['xform_finish'] - timed['xform'])
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info('Encode: %.4f seconds', timed['encode_finish'] - timed['encode'])
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info('Total: %.4f seconds', timed['overall_finish'] - timed['overall'])
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return 0
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def config(argv):
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parser = OptionParser(option_class=LocalOption, version='%prog '+version)
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addopt = parser.add_option
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addopt('-i', '--input', dest='inputfile',
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help='Read from INPUTFILE. May use - for stdin.',
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metavar='INPUTFILE', default=None)
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addopt('-o', '--output', dest='outputfile',
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help='Write to OUTPUTFILE. May use - for stdout.',
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metavar='OUTPUTFILE', default=None)
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addopt('-c', '--config', dest='configs',
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help='Use CONFIG file or module. May be repeated.',
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metavar='CONFIG', default=[],
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action='append')
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addopt('-d', '--configdir', dest='configdir',
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help='Use DIR to match input filename with config filename.',
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metavar='DIR', default=None)
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addopt('-n', '--nodefaults', dest='includedefaults',
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help='Ignore default configuration module.',
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default=True, action='store_false')
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addopt('-l', '--loglevel', dest='loglevel',
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help='Set log level by name or value.',
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default='WARN', type='loglevel')
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addopt('-p', '--python-tree', dest='pytree',
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help='Print python object tree to stderr.',
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default=False, action='store_true')
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addopt('-j', '--java-ast', dest='javaast',
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help='Print java source AST tree to stderr.',
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default=False, action='store_true')
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addopt('-f', '--profile', dest='profile',
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help='Profile execution and print results to stderr.',
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default=False, action='store_true')
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addopt('-s', '--skip-source', dest='skipsource',
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help='Skip writing translated source; useful when printing trees',
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default=False, action='store_true')
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addopt('-r', '--nocolor', dest='nocolor',
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help='Disable color output.' +\
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(' No effect on Win OS.' if isWindows() else ''),
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default=False, action='store_true')
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options, args = parser.parse_args(argv)
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if len(args) > 2:
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parser.error('Only one input file supported.')
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elif len(args) == 2:
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options.inputfile = args[1]
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if options.inputfile == '-':
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options.inputfile = sys.stdin
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if options.outputfile == '-':
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options.outputfile = sys.stdout
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## these next statements don't belong here, but this is as good a
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## place as any.
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if isWindows() or options.nocolor:
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colors.clear()
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fmt = '# %(levelname)s %(funcName)s: %(message)s'
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basicConfig(level=options.loglevel, format=fmt)
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return options
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if __name__ == '__main__':
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sys.exit(mainProfile(config(sys.argv)))

‎doc/Makefile‎

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# Makefile for Sphinx documentation
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#
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# You can set these variables from the command line.
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SPHINXOPTS =
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SPHINXBUILD = sphinx-build
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PAPER =
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BUILDDIR = _build
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# Internal variables.
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PAPEROPT_a4 = -D latex_paper_size=a4
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PAPEROPT_letter = -D latex_paper_size=letter
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ALLSPHINXOPTS = -d $(BUILDDIR)/doctrees $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) .
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.PHONY: help clean html dirhtml singlehtml pickle json htmlhelp qthelp devhelp epub latex latexpdf text man changes linkcheck doctest
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help:
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@echo "Please use \`make <target>' where <target> is one of"
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@echo " html to make standalone HTML files"
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@echo " dirhtml to make HTML files named index.html in directories"
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@echo " singlehtml to make a single large HTML file"
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@echo " pickle to make pickle files"
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@echo " json to make JSON files"
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@echo " htmlhelp to make HTML files and a HTML help project"
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@echo " qthelp to make HTML files and a qthelp project"
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@echo " devhelp to make HTML files and a Devhelp project"
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@echo " epub to make an epub"
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@echo " latex to make LaTeX files, you can set PAPER=a4 or PAPER=letter"
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@echo " latexpdf to make LaTeX files and run them through pdflatex"
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@echo " text to make text files"
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@echo " man to make manual pages"
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@echo " changes to make an overview of all changed/added/deprecated items"
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@echo " linkcheck to check all external links for integrity"
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@echo " doctest to run all doctests embedded in the documentation (if enabled)"
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clean:
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-rm -rf $(BUILDDIR)/*
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html:
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$(SPHINXBUILD) -b html $(ALLSPHINXOPTS) $(BUILDDIR)/html
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@echo
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@echo "Build finished. The HTML pages are in $(BUILDDIR)/html."
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dirhtml:
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$(SPHINXBUILD) -b dirhtml $(ALLSPHINXOPTS) $(BUILDDIR)/dirhtml
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@echo
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@echo "Build finished. The HTML pages are in $(BUILDDIR)/dirhtml."
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singlehtml:
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$(SPHINXBUILD) -b singlehtml $(ALLSPHINXOPTS) $(BUILDDIR)/singlehtml
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@echo
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@echo "Build finished. The HTML page is in $(BUILDDIR)/singlehtml."
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pickle:
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$(SPHINXBUILD) -b pickle $(ALLSPHINXOPTS) $(BUILDDIR)/pickle
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@echo
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@echo "Build finished; now you can process the pickle files."
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json:
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$(SPHINXBUILD) -b json $(ALLSPHINXOPTS) $(BUILDDIR)/json
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@echo
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@echo "Build finished; now you can process the JSON files."
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htmlhelp:
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$(SPHINXBUILD) -b htmlhelp $(ALLSPHINXOPTS) $(BUILDDIR)/htmlhelp
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@echo
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@echo "Build finished; now you can run HTML Help Workshop with the" \
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".hhp project file in $(BUILDDIR)/htmlhelp."
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qthelp:
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$(SPHINXBUILD) -b qthelp $(ALLSPHINXOPTS) $(BUILDDIR)/qthelp
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@echo
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@echo "Build finished; now you can run "qcollectiongenerator" with the" \
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".qhcp project file in $(BUILDDIR)/qthelp, like this:"
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@echo "# qcollectiongenerator $(BUILDDIR)/qthelp/java2python.qhcp"
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@echo "To view the help file:"
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@echo "# assistant -collectionFile $(BUILDDIR)/qthelp/java2python.qhc"
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devhelp:
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$(SPHINXBUILD) -b devhelp $(ALLSPHINXOPTS) $(BUILDDIR)/devhelp
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@echo
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@echo "Build finished."
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@echo "To view the help file:"
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@echo "# mkdir -p $$HOME/.local/share/devhelp/java2python"
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@echo "# ln -s $(BUILDDIR)/devhelp $$HOME/.local/share/devhelp/java2python"
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@echo "# devhelp"
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epub:
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$(SPHINXBUILD) -b epub $(ALLSPHINXOPTS) $(BUILDDIR)/epub
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@echo
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@echo "Build finished. The epub file is in $(BUILDDIR)/epub."
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latex:
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$(SPHINXBUILD) -b latex $(ALLSPHINXOPTS) $(BUILDDIR)/latex
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@echo
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@echo "Build finished; the LaTeX files are in $(BUILDDIR)/latex."
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@echo "Run \`make' in that directory to run these through (pdf)latex" \
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"(use \`make latexpdf' here to do that automatically)."
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latexpdf:
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$(SPHINXBUILD) -b latex $(ALLSPHINXOPTS) $(BUILDDIR)/latex
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@echo "Running LaTeX files through pdflatex..."
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make -C $(BUILDDIR)/latex all-pdf
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@echo "pdflatex finished; the PDF files are in $(BUILDDIR)/latex."
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text:
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$(SPHINXBUILD) -b text $(ALLSPHINXOPTS) $(BUILDDIR)/text
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@echo
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@echo "Build finished. The text files are in $(BUILDDIR)/text."
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man:
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$(SPHINXBUILD) -b man $(ALLSPHINXOPTS) $(BUILDDIR)/man
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@echo
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@echo "Build finished. The manual pages are in $(BUILDDIR)/man."
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changes:
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$(SPHINXBUILD) -b changes $(ALLSPHINXOPTS) $(BUILDDIR)/changes
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@echo
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@echo "The overview file is in $(BUILDDIR)/changes."
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linkcheck:
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$(SPHINXBUILD) -b linkcheck $(ALLSPHINXOPTS) $(BUILDDIR)/linkcheck
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@echo
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@echo "Link check complete; look for any errors in the above output " \
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"or in $(BUILDDIR)/linkcheck/output.txt."
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doctest:
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$(SPHINXBUILD) -b doctest $(ALLSPHINXOPTS) $(BUILDDIR)/doctest
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@echo "Testing of doctests in the sources finished, look at the " \
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"results in $(BUILDDIR)/doctest/output.txt."

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