def vmo5_normalize__Ljava_lang_String__Ljava_lang_String_(frame, args):
'''Normalize according api rules'''
s_ref = args[1]
value = str_to_string(frame.vm, s_ref)
norm = os.path.normpath(value)
if value != norm:
s_ref = frame.vm.make_heap_string(norm)
frame.stack.append(s_ref)
def vmo5_normalize__Ljava_lang_String__Ljava_lang_String_(frame, args):
'''Normalize according api rules'''
s_ref = args[1]
value = str_to_string(frame.vm, s_ref)
norm = os.path.normpath(value)
if value != norm:
s_ref = frame.vm.make_heap_string(norm)
frame.stack.append(s_ref)
def java_lang_Class_forName0__Ljava_lang_String_ZLjava_lang_ClassLoader__Ljava_lang_Class_(frame, args):
ref = args[0]
assert type(ref) is tuple and ref[0] == "ref"
name = str_to_string(frame.vm, ref)
name = name.replace(".", "/")
klass = frame.vm.get_class(name)
ref = frame.vm.get_class_class(klass)
frame.stack.append(ref)
def java_lang_Class_forName0__Ljava_lang_String_ZLjava_lang_ClassLoader__Ljava_lang_Class_(
frame, args):
ref = args[0]
assert type(ref) is tuple and ref[0] == "ref"
name = str_to_string(frame.vm, ref)
name = name.replace(".", "/")
klass = frame.vm.get_class(name)
ref = frame.vm.get_class_class(klass)
frame.stack.append(ref)
def vmo5_getBooleanAttributes__Ljava_io_File__I(frame, args):
'''See javadoc for details. Subset of all attributes is supported'''
ref = args[1]
assert ref is not None # NPE
o = frame.vm.heap[ref[1]]
path_ref = o.fields['path']
path = str_to_string(frame.vm, path_ref)
result = 0
if os.path.exists(path):
result |= 0x01
if not os.path.isfile(path):
result |= 0x04
frame.stack.append(result)
def vmo5_getBooleanAttributes__Ljava_io_File__I(frame, args):
'''See javadoc for details. Subset of all attributes is supported'''
ref = args[1]
assert ref is not None # NPE
o = frame.vm.heap[ref[1]]
path_ref = o.fields['path']
path = str_to_string(frame.vm, path_ref)
result = 0
if os.path.exists(path):
result |= 0x01
if not os.path.isfile(path):
result |= 0x04
frame.stack.append(result)
def java_io_FileInputStream_open__Ljava_lang_String__V(frame, args):
if args[1] is None:
frame.vm.raise_exception(frame, "java/lang/NullPointerException")
return
fis = frame.vm.heap[args[0][1]]
ref = args[1]
file_name = str_to_string(frame.vm, ref)
if not os.path.isfile(file_name):
frame.vm.raise_exception(frame, "java/io/FileNotFoundException")
return
size = os.path.getsize(file_name)
f = open(file_name, 'rb')
fis.fields["@file"] = f
fis.fields["@available_bytes"] = size
def sun_misc_Unsafe_objectFieldOffset__Ljava_lang_reflect_Field__J(frame, args):
ref = args[1]
assert type(ref) is tuple and ref[0] == "ref"
field = frame.vm.heap[ref[1]]
name = str_to_string(frame.vm, field.fields["name"])
k_ref = field.fields["clazz"]
klass_object = frame.vm.heap[k_ref[1]]
klass = frame.vm.get_class(klass_object.fields["@CLASS_NAME"])
o = klass.get_instance(frame.vm)
index = 0
for key in o.fields:
if key == name:
frame.stack.append(("long", index))
return
index += 1
assert False # should never get here
def java_io_FileOutputStream_open__Ljava_lang_String_Z_V(frame, args):
if args[1] is None:
frame.vm.raise_exception(frame, "java/lang/NullPointerException")
return
fis = frame.vm.heap[args[0][1]]
ref = args[1]
file_name = str_to_string(frame.vm, ref)
append_flag = args[2]
assert append_flag == 0, "File append is not yet here"
if not os.path.isfile(file_name):
frame.vm.raise_exception(frame, "java/io/FileNotFoundException")
return
size = os.path.getsize(file_name)
f = open(file_name, 'wb')
fis.fields["@file"] = f
fis.fields["@available_bytes"] = size
def sun_misc_Unsafe_objectFieldOffset__Ljava_lang_reflect_Field__J(
frame, args):
ref = args[1]
assert type(ref) is tuple and ref[0] == "ref"
field = frame.vm.heap[ref[1]]
name = str_to_string(frame.vm, field.fields["name"])
k_ref = field.fields["clazz"]
klass_object = frame.vm.heap[k_ref[1]]
klass = frame.vm.get_class(klass_object.fields["@CLASS_NAME"])
o = klass.get_instance(frame.vm)
index = 0
for key in o.fields:
if key == name:
frame.stack.append(("long", index))
return
index += 1
assert False # should never get here
def vmo2_getProperty__Ljava_lang_String__Ljava_lang_String_(frame, args):
'''java.lang.System
public static String getProperty(String key)
This is call to java.util.Properties object
'''
s_ref = args[1]
value = str_to_string(frame.vm, s_ref)
# refactor this code someday
# ok for now, as all refs are cached
props = {}
props["file.encoding"] = frame.vm.make_heap_string("utf8")
props["line.separator"] = frame.vm.make_heap_string("\n")
if value in props:
ref = props[value]
assert type(ref) is tuple and ref[0] == "ref"
frame.stack.append(ref)
return
frame.stack.append(None)
def vmo2_getProperty__Ljava_lang_String__Ljava_lang_String_(frame, args):
'''java.lang.System
public static String getProperty(String key)
This is call to java.util.Properties object
'''
s_ref = args[1]
value = str_to_string(frame.vm, s_ref)
# refactor this code someday
# ok for now, as all refs are cached
props = {}
props["file.encoding"] = frame.vm.make_heap_string("utf8")
props["line.separator"] = frame.vm.make_heap_string("\n")
if value in props:
ref = props[value]
assert type(ref) is tuple and ref[0] == "ref"
frame.stack.append(ref)
return
frame.stack.append(None)
def sun_reflect_NativeConstructorAccessorImpl_newInstance0__Ljava_lang_reflect_Constructor__Ljava_lang_Object__Ljava_lang_Object_(frame, args):
'''Create instance of a class, with constructor call'''
ref = args[0]
params = args[1]
assert type(ref) is tuple and ref[0] == "ref"
assert params is None or len(params) == 0
o = frame.vm.heap[ref[1]]
klass_klass = frame.vm.heap[o.fields["clazz"][1]]
clazz = frame.vm.get_class(klass_klass.fields["@CLASS_NAME"])
signature = str_to_string(frame.vm, o.fields["signature"])
assert signature == "()V"
instance = clazz.get_instance(frame.vm)
iref = frame.vm.add_to_heap(instance)
frame.stack.append(iref)
method = clazz.find_method("<init>", signature)
# actully running constructor in exclusive mode
pvm_thread = Thread(frame.vm, frame.vm.top_thread_ref)
pvm_thread.is_alive = True
m_args = [None]*method[1]
m_args[0] = iref
sub = Frame(pvm_thread, clazz, method, m_args, "nativ instance0")
pvm_thread.frame_stack.append(sub)
frame.vm.run_thread(pvm_thread)
