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# Copyright (c) Corporation for National Research Initiatives
import os
import jarray
from java.util.zip import *
from java.io import *
from util import lookup
from util import listAllClasses, openResource
DOT = '.'
SLASH = '/'
def copy(instream, outstream):
data = jarray.zeros(1024*4, 'b')
while 1:
if instream.available() == 0:
break
n = instream.read(data)
if n == -1:
break
outstream.write(data, 0, n)
class JavaArchive:
def __init__(self, packages=[]):
self.files = []
self.entries = []
self.packages = packages
self.manifest = []
self.jar_entries = {}
def addFile(self, rootdir, filename):
self.files.append( (rootdir, filename) )
def addClass(self, rootdir, classname, properties=None):
filename = apply(os.path.join, classname.split('.'))+'.class'
outfile = SLASH.join(filename.split(os.sep))
if self.jar_entries.has_key(outfile):
return
self.jar_entries[outfile] = 1
self.addFile(rootdir, filename)
if properties is not None:
self.manifest.append("Name: "+ SLASH.join(classname.split('.')))
self.addToManifest(properties)
def addEntry(self, entry):
outfile = entry.getZipName()
if self.jar_entries.has_key(outfile):
return
self.jar_entries[outfile] = 1
self.entries.append(entry)
def addToManifest(self, properties=None, **kw):
if properties is None:
properties = {}
properties.update(kw)
for name, value in properties.items():
self.manifest.append(name+": "+value)
self.manifest.append("")
def dumpManifest(self):
if len(self.manifest) == 0:
return
outfile = "META-INF/MANIFEST.MF"
NL = '\n'
self.zipfile.putNextEntry(ZipEntry(outfile))
self.zipfile.write(NL.join(self.manifest))
def dumpFiles(self):
for rootdir, filename in self.files:
infile = os.path.join(rootdir, filename)
outfile = SLASH.join(filename.split(os.sep))
instream = FileInputStream(infile)
self.zipfile.putNextEntry(ZipEntry(outfile))
copy(instream, self.zipfile)
instream.close()
for entry in self.entries:
outfile = entry.getZipName()
instream = entry.getInputStream()
self.zipfile.putNextEntry(ZipEntry(outfile))
copy(instream, self.zipfile)
instream.close()
for package, skiplist in self.packages:
self.addPackage(package, skiplist)
self.dumpManifest()
def dump(self, filename):
self.zipfile = ZipOutputStream(FileOutputStream(filename))
self.dumpFiles()
self.zipfile.close()
# handle packages (typically org.python.core, ...)
def addPackage(self, package, skiplist = []):
pkg = lookup(package)
base = package.replace(DOT,SLASH)
for cl in listAllClasses(pkg):
name = package+ '.' +cl
if name in skiplist:
# print 'skipping',name # ?? dbg
continue
entryname = base +'/' + cl + '.class'
self.zipfile.putNextEntry(ZipEntry(entryname))
instream = openResource(entryname)
copy(instream, self.zipfile)
instream.close()
## # add just one class from a package
## def addOneClass(self, pkgclass):
## parts = pkgclass.split('.')
## package = DOT.join(parts[:-1])
## pkg = lookup(package)
## filename = os.path.join(pkg.__path__[0], parts[-1]) + '.class'
## entryname = '/'.join(parts) + '.class'
## self.zipfile.putNextEntry(ZipEntry(entryname))
## instream = FileInputStream(filename)
## copy(instream, self.zipfile)
## instream.close()
##
## # The next three methods handle packages (typically org.python.core, ...)
## def addPackage(self, package, skiplist=[]):
## pkg = lookup(package)
## if hasattr(pkg, '__file__'):
## return self.addZipPackage(package+'.', pkg.__file__, skiplist)
## elif hasattr(pkg, '__path__') and len(pkg.__path__) == 1:
## return self.addDirectoryPackage(package+'.',
## pkg.__path__[0], skiplist)
## raise ValueError, "can't find package: "+repr(package)
##
## def addZipPackage(self, package, zipfile, skiplist):
## zf = ZipFile(zipfile)
## for entry in zf.entries():
## filename = entry.name
## if filename[-6:] != '.class':
## continue
## name = filename[:-6].replace(SLASH, DOT)
##
## if name[:len(package)] != package:
## continue
## self.zipfile.putNextEntry(ZipEntry(filename))
## copy(zf.getInputStream(entry), self.zipfile)
## zf.close()
##
## def addDirectoryPackage(self, package, directory, skiplist):
## for file in os.listdir(directory):
## if file[-6:] != '.class':
## continue
## name = package+file[:-6]
## if name in skiplist:
## continue
## entryname = SLASH.join(name.split('.')) + '.class'
## self.zipfile.putNextEntry(ZipEntry(entryname))
## instream = FileInputStream(os.path.join(directory, file))
## copy(instream, self.zipfile)
## instream.close()
if __name__ == '__main__':
root = "c:\\jython\\tools\\jythonc2"
ja = JavaArchive()
ja.addFile(root, "jar.py")
ja.addFile(root, "proxies.py")
ja.addClass(root, "jast.Statement$py")
print ja.files
ja.dump(os.path.join(root, "test\\t.jar"))
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