class OutputJar(object):
# Derived, with heavy modifications, from
# http://stackoverflow.com/questions/1281229/how-to-use-jaroutputstream-to-create-a-jar-file
def __init__(self, jar=None, output_path="output.jar"):
self.output_path = output_path
if jar is not None:
self.jar = jar
self.output = None
return
self.runpy = None
self.setup()
def __enter__(self):
return self
def __exit__(self, type, value, tb):
self.close()
def setup(self):
manifest = Manifest()
manifest.getMainAttributes()[Attributes.Name.MANIFEST_VERSION] = "1.0"
if self.runpy and os.path.exists(self.runpy):
manifest.getMainAttributes()[
Attributes.Name.MAIN_CLASS] = "org.python.util.JarRunner"
else:
log.debug(
"No __run__.py defined, so defaulting to Jython command line")
manifest.getMainAttributes()[
Attributes.Name.MAIN_CLASS] = "org.python.util.jython"
self.output = open(self.output_path, "wb")
self.jar = JarOutputStream(self.output, manifest)
self.created_paths = set()
self.build_time = int(time.time() * 1000)
def close(self):
self.jar.close()
if self.output:
self.output.close()
def create_ancestry(self, path_parts):
for i in xrange(len(path_parts), 0, -1): # right to left
ancestor = "/".join(path_parts[:-i]) + "/"
if ancestor == "/":
continue # FIXME shouldn't need to do this special casing
if ancestor not in self.created_paths:
entry = JarEntry(ancestor)
entry.time = self.build_time
try:
self.jar.putNextEntry(entry)
self.jar.closeEntry()
except ZipException, e:
if not "duplicate entry" in str(e):
log.error("Problem in creating entry %r",
entry,
exc_info=True)
raise
self.created_paths.add(ancestor)
class OutputJar(object):
# Derived, with heavy modifications, from
# http://stackoverflow.com/questions/1281229/how-to-use-jaroutputstream-to-create-a-jar-file
def __init__(self, jar=None, output_path="output.jar"):
self.output_path = output_path
if jar is not None:
self.jar = jar
self.output = None
return
self.runpy = None
self.setup()
def __enter__ (self):
return self
def __exit__ (self, type, value, tb):
self.close()
def setup(self):
manifest = Manifest()
manifest.getMainAttributes()[Attributes.Name.MANIFEST_VERSION] = "1.0"
if self.runpy and os.path.exists(self.runpy):
manifest.getMainAttributes()[Attributes.Name.MAIN_CLASS] = "org.python.util.JarRunner"
else:
log.debug("No __run__.py defined, so defaulting to Jython command line")
manifest.getMainAttributes()[Attributes.Name.MAIN_CLASS] = "org.python.util.jython"
self.output = open(self.output_path, "wb")
self.jar = JarOutputStream(self.output, manifest)
self.created_paths = set()
self.build_time = int(time.time() * 1000)
def close(self):
self.jar.close()
if self.output:
self.output.close()
def create_ancestry(self, path_parts):
for i in xrange(len(path_parts), 0, -1): # right to left
ancestor = "/".join(path_parts[:-i]) + "/"
if ancestor == "/":
continue # FIXME shouldn't need to do this special casing
if ancestor not in self.created_paths:
entry = JarEntry(ancestor)
entry.time = self.build_time
try:
self.jar.putNextEntry(entry)
self.jar.closeEntry()
except ZipException, e:
if not "duplicate entry" in str(e):
log.error("Problem in creating entry %r", entry, exc_info=True)
raise
self.created_paths.add(ancestor)
def produce_jar(outdir, jarname):
"""
Produce a jar from a directory
This function does not use the 'jar' utility, so it does work on the JRE.
"""
fout = FileOutputStream(jarname)
jarOut = JarOutputStream(fout)
add_to_jar(jarOut, outdir)
jarOut.close()
fout.close()
return jarname
manifest)
while 1:
entry = jar.getNextEntry()
if not entry:
break
out = []
l3 = 512
while 1:
bt = jpype.JArray(jpype.JByte)(l3)
l = jar.read(bt, 0, l3)
if l == -1:
break
out.append((l, bt))
if out:
out[0][1][7] = 57
crc = CRC32()
for v in out:
crc.update(v[1], 0, v[0])
entry.setCrc(crc.getValue())
entry.setCompressedSize(-1)
target.putNextEntry(entry)
for v in out:
target.write(v[1], 0, v[0])
target.closeEntry()
target.close()
