def load(path, log_header='Loading a heap profile dump: '):
"""Loads a heap profile dump.
Args:
path: A file path string to load.
log_header: A preceding string for log messages.
Returns:
A loaded Dump object.
Raises:
ParsingException for invalid heap profile dumps.
"""
dump = Dump(path, os.stat(path).st_mtime)
with open(path, 'r') as f:
dump.load_file(f, log_header)
return dump
def load(path, log_header='Loading a heap profile dump: '):
"""Loads a heap profile dump.
Args:
path: A file path string to load.
log_header: A preceding string for log messages.
Returns:
A loaded Dump object.
Raises:
ParsingException for invalid heap profile dumps.
"""
dump = Dump(path, os.stat(path).st_mtime)
with open(path, 'r') as f:
dump.load_file(f, log_header)
return dump
def load_basic_files(dump_path,
multiple,
no_dump=False,
alternative_dirs=None):
prefix = SubCommand._find_prefix(dump_path)
# If the target process is estimated to be working on Android, converts
# a path in the Android device to a path estimated to be corresponding in
# the host. Use --alternative-dirs to specify the conversion manually.
if not alternative_dirs:
alternative_dirs = SubCommand._estimate_alternative_dirs(prefix)
if alternative_dirs:
for device, host in alternative_dirs.iteritems():
LOGGER.info('Assuming %s on device as %s on host' %
(device, host))
symbol_data_sources = SymbolDataSources(prefix, alternative_dirs)
symbol_data_sources.prepare()
bucket_set = BucketSet()
bucket_set.load(prefix)
if not no_dump:
if multiple:
dump_list = DumpList.load(
SubCommand._find_all_dumps(dump_path))
else:
dump = Dump.load(dump_path)
symbol_mapping_cache = SymbolMappingCache()
with open(prefix + '.cache.function', 'a+') as cache_f:
symbol_mapping_cache.update(
FUNCTION_SYMBOLS, bucket_set,
SymbolFinder(FUNCTION_SYMBOLS, symbol_data_sources), cache_f)
with open(prefix + '.cache.typeinfo', 'a+') as cache_f:
symbol_mapping_cache.update(
TYPEINFO_SYMBOLS, bucket_set,
SymbolFinder(TYPEINFO_SYMBOLS, symbol_data_sources), cache_f)
with open(prefix + '.cache.sourcefile', 'a+') as cache_f:
symbol_mapping_cache.update(
SOURCEFILE_SYMBOLS, bucket_set,
SymbolFinder(SOURCEFILE_SYMBOLS, symbol_data_sources), cache_f)
bucket_set.symbolize(symbol_mapping_cache)
if no_dump:
return bucket_set
elif multiple:
return (bucket_set, dump_list)
else:
return (bucket_set, dump)
def load_basic_files(
dump_path, multiple, no_dump=False, alternative_dirs=None):
prefix = SubCommand._find_prefix(dump_path)
# If the target process is estimated to be working on Android, converts
# a path in the Android device to a path estimated to be corresponding in
# the host. Use --alternative-dirs to specify the conversion manually.
if not alternative_dirs:
alternative_dirs = SubCommand._estimate_alternative_dirs(prefix)
if alternative_dirs:
for device, host in alternative_dirs.iteritems():
LOGGER.info('Assuming %s on device as %s on host' % (device, host))
symbol_data_sources = SymbolDataSources(prefix, alternative_dirs)
symbol_data_sources.prepare()
bucket_set = BucketSet()
bucket_set.load(prefix)
if not no_dump:
if multiple:
dump_list = DumpList.load(SubCommand._find_all_dumps(dump_path))
else:
dump = Dump.load(dump_path)
symbol_mapping_cache = SymbolMappingCache()
with open(prefix + '.cache.function', 'a+') as cache_f:
symbol_mapping_cache.update(
FUNCTION_SYMBOLS, bucket_set,
SymbolFinder(FUNCTION_SYMBOLS, symbol_data_sources), cache_f)
with open(prefix + '.cache.typeinfo', 'a+') as cache_f:
symbol_mapping_cache.update(
TYPEINFO_SYMBOLS, bucket_set,
SymbolFinder(TYPEINFO_SYMBOLS, symbol_data_sources), cache_f)
with open(prefix + '.cache.sourcefile', 'a+') as cache_f:
symbol_mapping_cache.update(
SOURCEFILE_SYMBOLS, bucket_set,
SymbolFinder(SOURCEFILE_SYMBOLS, symbol_data_sources), cache_f)
bucket_set.symbolize(symbol_mapping_cache)
if no_dump:
return bucket_set
elif multiple:
return (bucket_set, dump_list)
else:
return (bucket_set, dump)