def _StartServer(self):
"""Start the Gocode server."""
with self._gocode_lock:
_logger.info('Starting Gocode server')
self._gocode_port = utils.GetUnusedLocalhostPort()
self._gocode_host = '127.0.0.1:{0}'.format(self._gocode_port)
command = [
self._gocode_binary_path, '-s', '-sock', 'tcp', '-source',
'-addr', self._gocode_host
]
if _logger.isEnabledFor(logging.DEBUG):
command.append('-debug')
self._gocode_stdout = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._gocode_port, std='stdout'))
self._gocode_stderr = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._gocode_port, std='stderr'))
with utils.OpenForStdHandle(self._gocode_stdout) as stdout:
with utils.OpenForStdHandle(self._gocode_stderr) as stderr:
self._gocode_handle = utils.SafePopen(command,
stdout=stdout,
stderr=stderr)
def _StartServer(self):
with self._server_lock:
self._logger.info('Starting SSVIM server')
self._http_port = utils.GetUnusedLocalhostPort()
self._http_host = ToBytes('http://{0}:{1}'.format(
SSVIM_IP, self._http_port))
self._logger.info('using port {0}'.format(self._http_port))
self._hmac_secret = self._GenerateHmacSecret()
# The server will delete the secret_file after it's done reading it
with NamedTemporaryFile(delete=False, mode='w+') as hmac_file:
json.dump(
{'hmac_secret': ToUnicode(b64encode(self._hmac_secret))},
hmac_file)
command = [
PATH_TO_SSVIMHTTP, '--ip', SSVIM_IP, '--port',
str(self._http_port), '--log',
self._GetLoggingLevel(), '--hmac-file-secret',
hmac_file.name
]
self._logfile_stdout = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._http_port, std='stdout'))
self._logfile_stderr = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._http_port, std='stderr'))
with utils.OpenForStdHandle(self._logfile_stdout) as logout:
with utils.OpenForStdHandle(
self._logfile_stderr) as logerr:
self._http_phandle = utils.SafePopen(command,
stdout=logout,
stderr=logerr)
self._WaitForInitialSwiftySwiftVimBoot()
self._logger.info('Started SSVIM server')
def _StartServer(self):
with self._server_lock:
self._logger.info('Starting JediHTTP server')
self._jedihttp_port = utils.GetUnusedLocalhostPort()
self._jedihttp_host = ToBytes('http://127.0.0.1:{0}'.format(
self._jedihttp_port))
self._logger.info('using port {0}'.format(self._jedihttp_port))
self._hmac_secret = self._GenerateHmacSecret()
# JediHTTP will delete the secret_file after it's done reading it
with NamedTemporaryFile(delete=False, mode='w+') as hmac_file:
json.dump(
{'hmac_secret': ToUnicode(b64encode(self._hmac_secret))},
hmac_file)
command = [
self._python_binary_path, PATH_TO_JEDIHTTP, '--port',
str(self._jedihttp_port), '--log',
self._GetLoggingLevel(), '--hmac-file-secret',
hmac_file.name
]
self._logfile_stdout = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._jedihttp_port, std='stdout'))
self._logfile_stderr = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._jedihttp_port, std='stderr'))
with utils.OpenForStdHandle(self._logfile_stdout) as logout:
with utils.OpenForStdHandle(self._logfile_stderr) as logerr:
self._jedihttp_phandle = utils.SafePopen(command,
stdout=logout,
stderr=logerr)
def _StartServer( self ):
with self._server_state_mutex:
if self._ServerIsRunning():
return
_logger.info( 'Starting Tern server...' )
self._server_port = utils.GetUnusedLocalhostPort()
if _logger.isEnabledFor( logging.DEBUG ):
extra_args = [ '--verbose' ]
else:
extra_args = []
command = [ PATH_TO_NODE,
PATH_TO_TERN_BINARY,
'--port',
str( self._server_port ),
'--host',
SERVER_HOST,
'--persistent',
'--no-port-file' ] + extra_args
_logger.debug( 'Starting tern with the following command: '
+ ' '.join( command ) )
try:
self._server_stdout = utils.CreateLogfile(
LOGFILE_FORMAT.format( port = self._server_port, std = 'stdout' ) )
self._server_stderr = utils.CreateLogfile(
LOGFILE_FORMAT.format( port = self._server_port, std = 'stderr' ) )
# We need to open a pipe to stdin or the Tern server is killed.
# See https://github.com/ternjs/tern/issues/740#issuecomment-203979749
# For unknown reasons, this is only needed on Windows and for Python
# 3.4+ on other platforms.
with utils.OpenForStdHandle( self._server_stdout ) as stdout:
with utils.OpenForStdHandle( self._server_stderr ) as stderr:
self._server_handle = utils.SafePopen( command,
stdin = PIPE,
stdout = stdout,
stderr = stderr )
except Exception:
_logger.exception( 'Unable to start Tern server' )
self._CleanUp()
if self._server_port and self._ServerIsRunning():
_logger.info( 'Tern Server started with pid: ' +
str( self._server_handle.pid ) +
' listening on port ' +
str( self._server_port ) )
_logger.info( 'Tern Server log files are: ' +
self._server_stdout +
' and ' +
self._server_stderr )
self._do_tern_project_check = True
else:
_logger.warning( 'Tern server did not start successfully' )
def _StartServerNoLock(self):
"""Start the server, under the lock.
Callers must hold self._server_state_mutex"""
if self._ServerIsRunning():
return
_logger.info('Starting Tern.js server...')
self._server_port = utils.GetUnusedLocalhostPort()
if _logger.isEnabledFor(logging.DEBUG):
extra_args = ['--verbose']
else:
extra_args = []
command = [
PATH_TO_NODE, PATH_TO_TERNJS_BINARY, '--port',
str(self._server_port), '--host', SERVER_HOST, '--persistent',
'--no-port-file'
] + extra_args
_logger.debug('Starting tern with the following command: ' +
' '.join(command))
try:
logfile_format = os.path.join(utils.PathToCreatedTempDir(),
u'tern_{port}_{std}.log')
self._server_stdout = logfile_format.format(port=self._server_port,
std='stdout')
self._server_stderr = logfile_format.format(port=self._server_port,
std='stderr')
# On Windows, we need to open a pipe to stdin to prevent Tern crashing
# with following error: "Implement me. Unknown stdin file type!"
with utils.OpenForStdHandle(self._server_stdout) as stdout:
with utils.OpenForStdHandle(self._server_stderr) as stderr:
self._server_handle = utils.SafePopen(command,
stdin_windows=PIPE,
stdout=stdout,
stderr=stderr)
except Exception:
_logger.warning('Unable to start Tern.js server: ' +
traceback.format_exc())
self._Reset()
if self._server_port > 0 and self._ServerIsRunning():
_logger.info('Tern.js Server started with pid: ' +
str(self._server_handle.pid) + ' listening on port ' +
str(self._server_port))
_logger.info('Tern.js Server log files are: ' +
self._server_stdout + ' and ' + self._server_stderr)
self._do_tern_project_check = True
else:
_logger.warning('Tern.js server did not start successfully')
def _StartServer( self, request_data ):
with self._server_state_mutex:
if self._server_started:
return
self._server_started = True
LOGGER.info( 'Starting Tern server...' )
self._SetServerProjectFileAndWorkingDirectory( request_data )
self._server_port = utils.GetUnusedLocalhostPort()
command = [ PATH_TO_NODE,
PATH_TO_TERN_BINARY,
'--port',
str( self._server_port ),
'--host',
SERVER_HOST,
'--persistent',
'--no-port-file' ]
if LOGGER.isEnabledFor( logging.DEBUG ):
command.append( '--verbose' )
LOGGER.debug( 'Starting tern with the following command: %s', command )
self._server_stdout = utils.CreateLogfile(
LOGFILE_FORMAT.format( port = self._server_port, std = 'stdout' ) )
self._server_stderr = utils.CreateLogfile(
LOGFILE_FORMAT.format( port = self._server_port, std = 'stderr' ) )
# We need to open a pipe to stdin or the Tern server is killed.
# See https://github.com/ternjs/tern/issues/740#issuecomment-203979749
# For unknown reasons, this is only needed on Windows and for Python
# 3.4+ on other platforms.
with utils.OpenForStdHandle( self._server_stdout ) as stdout:
with utils.OpenForStdHandle( self._server_stderr ) as stderr:
self._server_handle = utils.SafePopen(
command,
stdin = PIPE,
stdout = stdout,
stderr = stderr,
cwd = self._server_working_dir )
if self._ServerIsRunning():
LOGGER.info( 'Tern Server started with pid %d listening on port %d',
self._server_handle.pid, self._server_port )
LOGGER.info( 'Tern Server log files are %s and %s',
self._server_stdout, self._server_stderr )
self._do_tern_project_check = True
else:
LOGGER.warning( 'Tern server did not start successfully' )
def StartServer(self, request_data):
with self._server_state_mutex:
if self.ServerIsHealthy():
return
# Ensure we cleanup all states.
self._Reset()
LOGGER.info('Starting clangd: %s', self._clangd_command)
self._stderr_file = utils.CreateLogfile('clangd_stderr')
with utils.OpenForStdHandle(self._stderr_file) as stderr:
self._server_handle = utils.SafePopen(self._clangd_command,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=stderr)
self._connection = (
language_server_completer.StandardIOLanguageServerConnection(
self._server_handle.stdin, self._server_handle.stdout,
self.GetDefaultNotificationHandler()))
self._connection.Start()
try:
self._connection.AwaitServerConnection()
except language_server_completer.LanguageServerConnectionTimeout:
LOGGER.error('clangd failed to start, or did not connect '
'successfully')
self.Shutdown()
return
LOGGER.info('clangd started')
self.SendInitialize(request_data)
def OpenForStdHandle_PrintDoesntThrowException_test():
try:
temp = PathToTestFile('open-for-std-handle')
with utils.OpenForStdHandle(temp) as f:
print('foo', file=f)
finally:
os.remove(temp)
def StartServer(self, request_data):
with self._server_state_mutex:
LOGGER.info('Starting %s: %s', self.GetServerName(),
self.GetCommandLine())
self._stderr_file = utils.CreateLogfile('{}_stderr'.format(
utils.MakeSafeFileNameString(self.GetServerName())))
with utils.OpenForStdHandle(self._stderr_file) as stderr:
self._server_handle = utils.SafePopen(self.GetCommandLine(),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=stderr)
self._connection = (lsc.StandardIOLanguageServerConnection(
self._server_handle.stdin, self._server_handle.stdout,
self.GetDefaultNotificationHandler()))
self._connection.Start()
try:
self._connection.AwaitServerConnection()
except lsc.LanguageServerConnectionTimeout:
LOGGER.error(
'%s failed to start, or did not connect successfully',
self.GetServerName())
self.Shutdown()
return False
LOGGER.info('%s started', self.GetServerName())
return True
def _StartServer(self):
""" Start the OmniSharp server if not already running. Use a lock to avoid
starting the server multiple times for the same solution. """
with self._server_state_lock:
if self._ServerIsRunning():
return
LOGGER.info('Starting OmniSharp server')
LOGGER.info('Loading solution file %s', self._solution_path)
self._ChooseOmnisharpPort()
# Roslyn fails unless you open it in shell in Window on Python 2
# Shell isn't preferred, but I don't see any other way to resolve
shell_required = PY2 and utils.OnWindows()
command = [
PATH_TO_ROSLYN_OMNISHARP_BINARY, '-p',
str(self._omnisharp_port), '-s',
str(self._solution_path)
]
if (not utils.OnWindows()
and PATH_TO_ROSLYN_OMNISHARP_BINARY.endswith('.exe')):
command.insert(0, 'mono')
LOGGER.info('Starting OmniSharp server with: %s', command)
solutionfile = os.path.basename(self._solution_path)
self._filename_stdout = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._omnisharp_port,
sln=solutionfile,
std='stdout'))
self._filename_stderr = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._omnisharp_port,
sln=solutionfile,
std='stderr'))
with utils.OpenForStdHandle(self._filename_stderr) as fstderr:
with utils.OpenForStdHandle(self._filename_stdout) as fstdout:
self._omnisharp_phandle = utils.SafePopen(
command,
stdout=fstdout,
stderr=fstderr,
shell=shell_required)
LOGGER.info('Started OmniSharp server')
def _StartServer(self, request_data):
with self._server_state_mutex:
if self._server_started:
return
self._server_started = True
_logger.info('Starting jdt.ls Language Server...')
self._project_dir = _FindProjectDir(
os.path.dirname(request_data['filepath']))
self._workspace_path = _WorkspaceDirForProject(
self._project_dir, self._use_clean_workspace)
command = [
PATH_TO_JAVA,
'-Dfile.encoding=UTF-8',
'-Declipse.application=org.eclipse.jdt.ls.core.id1',
'-Dosgi.bundles.defaultStartLevel=4',
'-Declipse.product=org.eclipse.jdt.ls.core.product',
'-Dlog.level=ALL',
'-jar',
self._launcher_path,
'-configuration',
self._launcher_config,
'-data',
self._workspace_path,
]
_logger.debug('Starting java-server with the following command: '
'{0}'.format(' '.join(command)))
self._server_stderr = utils.CreateLogfile('jdt.ls_stderr_')
with utils.OpenForStdHandle(self._server_stderr) as stderr:
self._server_handle = utils.SafePopen(command,
stdin=PIPE,
stdout=PIPE,
stderr=stderr)
self._connection = (
language_server_completer.StandardIOLanguageServerConnection(
self._server_handle.stdin, self._server_handle.stdout,
self.GetDefaultNotificationHandler()))
self._connection.Start()
try:
self._connection.AwaitServerConnection()
except language_server_completer.LanguageServerConnectionTimeout:
_logger.error('jdt.ls failed to start, or did not connect '
'successfully')
self._StopServer()
return
_logger.info('jdt.ls Language Server started')
self.SendInitialize(request_data)
def _StartServer(self):
""" Start the OmniSharp server if not already running. Use a lock to avoid
starting the server multiple times for the same solution. """
with self._server_state_lock:
if self._ServerIsRunning():
return
self._logger.info('Starting OmniSharp server')
path_to_solutionfile = self._solution_path
self._logger.info(
u'Loading solution file {0}'.format(path_to_solutionfile))
self._ChooseOmnisharpPort()
command = [
PATH_TO_OMNISHARP_BINARY, '-p',
str(self._omnisharp_port), '-s',
u'{0}'.format(path_to_solutionfile)
]
if not utils.OnWindows() and not utils.OnCygwin():
command.insert(0, 'mono')
if utils.OnCygwin():
command.extend(['--client-path-mode', 'Cygwin'])
solutionfile = os.path.basename(path_to_solutionfile)
self._filename_stdout = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._omnisharp_port,
sln=solutionfile,
std='stdout'))
self._filename_stderr = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._omnisharp_port,
sln=solutionfile,
std='stderr'))
with utils.OpenForStdHandle(self._filename_stderr) as fstderr:
with utils.OpenForStdHandle(self._filename_stdout) as fstdout:
self._omnisharp_phandle = utils.SafePopen(command,
stdout=fstdout,
stderr=fstderr)
self._solution_path = path_to_solutionfile
def _StartServer(self):
""" Start the OmniSharp server if not already running. Use a lock to avoid
starting the server multiple times for the same solution. """
with self._server_state_lock:
if self._ServerIsRunning():
return
LOGGER.info('Starting OmniSharp server')
LOGGER.info('Loading solution file %s', self._solution_path)
self._ChooseOmnisharpPort()
command = [
PATH_TO_OMNISHARP_ROSLYN_BINARY, '-p',
str(self._omnisharp_port), '-s',
str(self._solution_path)
]
if (not utils.OnWindows() and self._roslyn_path.endswith('.exe')):
command.insert(0, 'mono')
LOGGER.info('Starting OmniSharp server with: %s', command)
solutionfile = os.path.basename(self._solution_path)
self._filename_stdout = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._omnisharp_port,
sln=solutionfile,
std='stdout'))
self._filename_stderr = utils.CreateLogfile(
LOGFILE_FORMAT.format(port=self._omnisharp_port,
sln=solutionfile,
std='stderr'))
with utils.OpenForStdHandle(self._filename_stderr) as fstderr:
with utils.OpenForStdHandle(self._filename_stdout) as fstdout:
self._omnisharp_phandle = utils.SafePopen(command,
stdout=fstdout,
stderr=fstderr)
LOGGER.info('Started OmniSharp server')
def _StartServer(self):
with self._server_state_lock:
port = utils.GetUnusedLocalhostPort()
self._hmac_secret = self._CreateHmacSecret()
# racerd will delete the secret_file after it's done reading it
with tempfile.NamedTemporaryFile(delete=False) as secret_file:
secret_file.write(self._hmac_secret)
args = [
self._racerd, 'serve', '--port',
str(port), '-l', '--secret-file', secret_file.name
]
# Enable logging of crashes
env = os.environ.copy()
SetEnviron(env, 'RUST_BACKTRACE', '1')
if self._rust_source_path:
args.extend(['--rust-src-path', self._rust_source_path])
filename_format = p.join(utils.PathToCreatedTempDir(),
'racerd_{port}_{std}.log')
self._server_stdout = filename_format.format(port=port,
std='stdout')
self._server_stderr = filename_format.format(port=port,
std='stderr')
with utils.OpenForStdHandle(self._server_stderr) as fstderr:
with utils.OpenForStdHandle(self._server_stdout) as fstdout:
self._racerd_phandle = utils.SafePopen(args,
stdout=fstdout,
stderr=fstderr,
env=env)
self._racerd_host = 'http://127.0.0.1:{0}'.format(port)
if not self.ServerIsRunning():
raise RuntimeError('Failed to start racerd!')
_logger.info('Racerd started on: ' + self._racerd_host)
def _StartServer(self, request_data, project_directory=None):
with self._server_state_mutex:
if self._server_started:
return
self._server_started = True
_logger.info('Starting dart Language Server...')
if project_directory:
self._project_dir = project_directory
else:
self._project_dir = _FindProjectDir(
os.path.dirname(request_data['filepath']))
self._workspace_path = self._project_dir
command = [
PATH_TO_DART,
'--force_trace_level=verbose',
]
_logger.debug('Starting dart-server with the following command: '
'{0}'.format(' '.join(command)))
self._server_stderr = utils.CreateLogfile('dart_stderr_')
with utils.OpenForStdHandle(self._server_stderr) as stderr:
self._server_handle = utils.SafePopen(command,
stdin=PIPE,
stdout=PIPE,
stderr=stderr)
self._connection = (
language_server_completer.StandardIOLanguageServerConnection(
self._server_handle.stdin, self._server_handle.stdout,
self.GetDefaultNotificationHandler()))
self._connection.Start()
try:
self._connection.AwaitServerConnection()
except language_server_completer.LanguageServerConnectionTimeout:
_logger.error('dart failed to start, or did not connect '
'successfully')
self._StopServer()
return
_logger.info('dart Language Server started')
self.SendInitialize(request_data)
def _StartServer(self, request_data):
with self._server_state_mutex:
if self._server_started:
return
self._server_started = True
_logger.info('Starting Vue Language Server')
command = [LANGUAGE_SERVER_HOME, '--stdio']
self._server_stderr = utils.CreateLogfile('vls_stderr_')
with utils.OpenForStdHandle(self._server_stderr) as stderr:
self._server_handle = utils.SafePopen(command,
stdin=PIPE,
stdout=PIPE,
stderr=stderr)
if not self._ServerIsRunning():
_logger.error('Vue Language Server failed to start')
return
_logger.info('Vue Language Server started')
self._connection = language_server_completer.StandardIOLanguageServerConnection(
self._server_handle.stdin, self._server_handle.stdout,
self.GetDefaultNotificationHandler())
self._connection.Start()
try:
self._connection.AwaitServerConnection()
except language_server_completer.LanguageServerConnectionTimeout:
_logger.error(
'Vue Language Server failed to start, or did not connect successfully'
)
self._StopServer()
return
self.SendInitialize(request_data)
def StartServer(self, request_data, project_directory=None):
with self._server_state_mutex:
if self._server_started:
return
# We have to get the settings before starting the server, as this call
# might throw UnknownExtraConf.
extra_conf_dir = self._GetSettingsFromExtraConf(request_data)
self._server_started = True
LOGGER.info('Starting jdt.ls Language Server...')
if project_directory:
self._java_project_dir = project_directory
else:
self._java_project_dir = _FindProjectDir(
os.path.dirname(request_data['filepath']))
self._workspace_path = _WorkspaceDirForProject(
self._java_project_dir, self._use_clean_workspace)
command = [
PATH_TO_JAVA,
'-Dfile.encoding=UTF-8',
'-Declipse.application=org.eclipse.jdt.ls.core.id1',
'-Dosgi.bundles.defaultStartLevel=4',
'-Declipse.product=org.eclipse.jdt.ls.core.product',
'-Dlog.level=ALL',
'-jar',
self._launcher_path,
'-configuration',
self._launcher_config,
'-data',
self._workspace_path,
]
LOGGER.debug('Starting java-server with the following command: %s',
command)
self._server_stderr = utils.CreateLogfile('jdt.ls_stderr_')
with utils.OpenForStdHandle(self._server_stderr) as stderr:
self._server_handle = utils.SafePopen(command,
stdin=PIPE,
stdout=PIPE,
stderr=stderr)
self._connection = (
language_server_completer.StandardIOLanguageServerConnection(
self._server_handle.stdin, self._server_handle.stdout,
self.GetDefaultNotificationHandler()))
self._connection.Start()
try:
self._connection.AwaitServerConnection()
except language_server_completer.LanguageServerConnectionTimeout:
LOGGER.error('jdt.ls failed to start, or did not connect '
'successfully')
self._StopServer()
return
LOGGER.info('jdt.ls Language Server started')
self.SendInitialize(request_data, extra_conf_dir=extra_conf_dir)
def _StartServerNoLock(self):
"""Start the server, under the lock.
Callers must hold self._server_state_mutex"""
if self._ServerIsRunning():
return
_logger.info('Starting Tern.js server...')
self._server_port = utils.GetUnusedLocalhostPort()
if _logger.isEnabledFor(logging.DEBUG):
extra_args = ['--verbose']
else:
extra_args = []
command = [
PATH_TO_NODE, PATH_TO_TERNJS_BINARY, '--port',
str(self._server_port), '--host', SERVER_HOST, '--persistent',
'--no-port-file'
] + extra_args
_logger.debug('Starting tern with the following command: ' +
' '.join(command))
try:
logfile_format = os.path.join(utils.PathToCreatedTempDir(),
u'tern_{port}_{std}.log')
self._server_stdout = logfile_format.format(port=self._server_port,
std='stdout')
self._server_stderr = logfile_format.format(port=self._server_port,
std='stderr')
# We need to open a pipe to stdin or the Tern server is killed.
# See https://github.com/ternjs/tern/issues/740#issuecomment-203979749
# For unknown reasons, this is only needed on Windows and for Python 3.4+
# on other platforms.
with utils.OpenForStdHandle(self._server_stdout) as stdout:
with utils.OpenForStdHandle(self._server_stderr) as stderr:
self._server_handle = utils.SafePopen(command,
stdin=PIPE,
stdout=stdout,
stderr=stderr)
except Exception:
_logger.warning('Unable to start Tern.js server: ' +
traceback.format_exc())
self._Reset()
if self._server_port > 0 and self._ServerIsRunning():
_logger.info('Tern.js Server started with pid: ' +
str(self._server_handle.pid) + ' listening on port ' +
str(self._server_port))
_logger.info('Tern.js Server log files are: ' +
self._server_stdout + ' and ' + self._server_stderr)
self._do_tern_project_check = True
else:
_logger.warning('Tern.js server did not start successfully')
def StartServer(self,
request_data,
project_directory=None,
wipe_workspace=False,
wipe_config=False):
with self._server_state_mutex:
LOGGER.info('Starting jdt.ls Language Server...')
if project_directory:
self._java_project_dir = project_directory
else:
self._java_project_dir = _FindProjectDir(
os.path.dirname(request_data['filepath']))
self._workspace_path = _WorkspaceDirForProject(
self._workspace_root_path, self._java_project_dir,
self._use_clean_workspace)
if not self._use_clean_workspace and wipe_workspace:
if os.path.isdir(self._workspace_path):
LOGGER.info('Wiping out workspace {0}'.format(
self._workspace_path))
shutil.rmtree(self._workspace_path)
self._launcher_config = _LauncherConfiguration(
self._workspace_root_path, wipe_config)
command = [
PATH_TO_JAVA,
'-Dfile.encoding=UTF-8',
'-Declipse.application=org.eclipse.jdt.ls.core.id1',
'-Dosgi.bundles.defaultStartLevel=4',
'-Declipse.product=org.eclipse.jdt.ls.core.product',
'-Dlog.level=ALL',
'-jar',
self._launcher_path,
'-configuration',
self._launcher_config,
'-data',
self._workspace_path,
]
LOGGER.debug('Starting java-server with the following command: %s',
command)
self._server_stderr = utils.CreateLogfile('jdt.ls_stderr_')
with utils.OpenForStdHandle(self._server_stderr) as stderr:
self._server_handle = utils.SafePopen(command,
stdin=PIPE,
stdout=PIPE,
stderr=stderr)
self._connection = (
language_server_completer.StandardIOLanguageServerConnection(
self._server_handle.stdin, self._server_handle.stdout,
self.GetDefaultNotificationHandler()))
self._connection.Start()
try:
self._connection.AwaitServerConnection()
except language_server_completer.LanguageServerConnectionTimeout:
LOGGER.error('jdt.ls failed to start, or did not connect '
'successfully')
self.Shutdown()
return False
LOGGER.info('jdt.ls Language Server started')
return True