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from org.python.core import parser
from org.python.compiler.Module import compile
from org.python.compiler import JavaMaker
import org, java
import string, os
from FreezeVisitor import FreezeVisitor
from depend import depend
suffix = '$py'
prefix = 'pycode.'
class Freezer:
def __init__(self, out, shallow=0, useProxy=0, dependFilter=None):
self.proxies = {}
self.modules = {}
self.packages = {}
self.classes = {}
self.props = {}
self.events = {}
self.javaclasses = []
self.out = out
self.shallow = shallow
self.dependFilter = dependFilter
self.useProxy = useProxy
def getPackage(self, package):
fp = open(package.__file__, 'r')
data = fp.read()
fp.close()
return data
def freeze(self, myname, data=None, file='', package=None):
print 'freezing', myname
if data is None:
package = __import__(myname)
data = self.getPackage(package)
if file == '':
file = package.__file__
f = FreezeVisitor(self.events, self.props, classes=self.classes, classname=myname)
node = parser.parse(data, 'exec')
f.suite(node)
if not self.shallow:
for proxy in f.proxies.values():
#if proxy.__name__ != 'java.applet.Applet':
self.proxies[proxy] = 1
for package in f.packages.values():
name = package.__name__
if self.modules.has_key(package):
continue
elif hasattr(package, '__path__'):
self.packages[package] = 1
elif isinstance(package, org.python.core.PyModule):
self.modules[package] = 1
self.freeze(name, self.getPackage(package), package.__file__)
else:
self.packages[package] = 1
ofp = java.io.ByteArrayOutputStream()
nm = myname+suffix
compile(node, ofp, nm, file, 1, 0)
self.out.write(nm, ofp)
if f.realclass != None:
self.javaclasses.append( (f.realclass.__name__, myname, f.methods) )
if self.useProxy:
self.proxies[f.realclass] = 1
def makeProxy(self, proxy):
os = java.io.ByteArrayOutputStream()
org.python.compiler.ProxyMaker.makeProxy(proxy, os)
#print proxy, os, os.size()
self.out.write('org.python.proxies.'+proxy, os)
def makeJavaClass(self, javaclass, myname, methods, main=0, frozen=1):
#print methods
jm = JavaMaker(javaclass, myname, myname, myname,
self.requiredPackages,
[], methods, frozen, main)
jm.build()
os = java.io.ByteArrayOutputStream()
jm.classfile.write(os)
self.out.write(myname, os)
def finish(self, main=0):
names = {}
if not self.shallow:
pkgText = "__path__ = []"
pkgNode = parser.parse(pkgText, 'exec')
for package in self.packages.keys():
if isinstance(package, org.python.core.PyModule):
myname = package.__name__
ofp = java.io.ByteArrayOutputStream()
compile(pkgNode, ofp, myname+suffix, package.__path__[0], 1, 0)
self.out.write(myname+suffix, ofp)
self.freeze(myname+'.__init__')
else:
names[package.__name__] = package
for prop in self.props.keys():
#print 'prop', prop
if self.events.has_key(prop):
print 'adding event', prop, self.events[prop]
self.proxies[self.events[prop]] = 1
#print self.events
# Make proxies
for proxy in self.proxies.keys():
self.makeProxy(proxy.__name__)
for name in names.keys():
parts = string.split(name, '.')
name = parts[0]
for i in range(1, len(parts)):
if names.has_key(name):
del names[name]
name = name+'.'+parts[i]
self.requiredPackages = names.keys()
cs = {}
for c in self.classes.values():
if not isinstance(c, org.python.core.PyJavaClass):
continue
name = c.__name__
if name[:5] == 'java.': continue
if name[:16] == 'org.python.core.': continue
cs[c] = c
depends = {}
for c in cs.keys():
print 'class', c, c.__name__
depend(c.__name__, depends, self.dependFilter)
for name, file in depends.items():
print 'adding', name
self.out.write(name, file)
else:
self.requiredPackages = None
for javaclass, name, methods in self.javaclasses:
if self.useProxy: methods = None
self.makeJavaClass(javaclass, name, methods, main, not self.shallow)
def addPackage(self, directory, skiplist=[]):
for file in os.listdir(directory):
if file[-6:] != '.class': continue
name = 'org.python.core.'+file[:-6]
if name in skiplist: continue
self.out.write(name, os.path.join(directory, file))
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