JavaParser internal server error when launched on many files
When selecting many files in a java project, then launching JavaParser (from the GUI), random "internal server error" occur.
Examples below come from the "ow2_authzforce" project, with JavaParser in "all" mode and all artefacts selected (about 150 files). There are 2 different reports, out of 3 executions (one succeded).
Full errors follow (as displayed in the GUI), both are "500 Internal server error".
The artifact parsed is not the same, and when parsed individually, it works: so the problem seems related to heavy load, and occurs randomly. Note that it does not seem to affect subsequent parsing (other artifacts are parsed after the crash).
Error 1:
javaParser execute at 1633077703121 within file pdp-engine/src/main/java/org/ow2/authzforce/core/pdp/impl/policy/RootPolicyEvaluators.java - {"headers":{"normalizedNames":{},"lazyUpdate":null},"status":500,"statusText":"INTERNAL SERVER ERROR","url":"https://decoder-tool.ow2.org/javaparser/decoder/javaASTGenerator/ow2_authzforce/pdp-engine%2Fsrc%2Fmain%2Fjava%2Forg%2Fow2%2Fauthzforce%2Fcore%2Fpdp%2Fimpl%2Fpolicy%2FRootPolicyEvaluators.java?generate=all","ok":false,"name":"HttpErrorResponse","message":"Http failure response for https://decoder-tool.ow2.org/javaparser/decoder/javaASTGenerator/ow2_authzforce/pdp-engine%2Fsrc%2Fmain%2Fjava%2Forg%2Fow2%2Fauthzforce%2Fcore%2Fpdp%2Fimpl%2Fpolicy%2FRootPolicyEvaluators.java?generate=all: 500 INTERNAL SERVER ERROR","error":"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\n \"http://www.w3.org/TR/html4/loose.dtd\">\n<html>\n <head>\n <title>FileNotFoundError: [Errno 2] No such file or directory: 'res_xriususc' // Werkzeug Debugger</title>\n <link rel=\"stylesheet\" href=\"?__debugger__=yes&cmd=resource&f=style.css\"\n type=\"text/css\">\n <!-- We need to make sure this has a favicon so that the debugger does\n not accidentally trigger a request to /favicon.ico which might\n change the application's state. -->\n <link rel=\"shortcut icon\"\n href=\"?__debugger__=yes&cmd=resource&f=console.png\">\n <script src=\"?__debugger__=yes&cmd=resource&f=debugger.js\"></script>\n <script type=\"text/javascript\">\n var TRACEBACK = 140599934424976,\n CONSOLE_MODE = false,\n EVALEX = true,\n EVALEX_TRUSTED = false,\n SECRET = \"l87eITs2kFBNSFPIneOY\";\n </script>\n </head>\n <body style=\"background-color: #fff\">\n <div class=\"debugger\">\n<h1>FileNotFoundError</h1>\n<div class=\"detail\">\n <p class=\"errormsg\">FileNotFoundError: [Errno 2] No such file or directory: 'res_xriususc'</p>\n</div>\n<h2 class=\"traceback\">Traceback <em>(most recent call last)</em></h2>\n<div class=\"traceback\">\n <h3></h3>\n <ul><li><div class=\"frame\" id=\"frame-140599934424928\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">2088</em>,\n in <code class=\"function\">__call__</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>def __call__(self, environ: dict, start_response: t.Callable) -> t.Any:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>"""The WSGI server calls the Flask application object as the</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>WSGI application. This calls :meth:`wsgi_app`, which can be</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>wrapped to apply middleware.</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>"""</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>return self.wsgi_app(environ, start_response)</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599934423296\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">2073</em>,\n in <code class=\"function\">wsgi_app</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>try:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>ctx.push()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>response = self.full_dispatch_request()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>except Exception as e:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>error = e</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>response = self.handle_exception(e)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>except: # noqa: B001</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>error = sys.exc_info()[1]</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>raise</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>return response(environ, start_response)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>finally:</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599934423680\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">2070</em>,\n in <code class=\"function\">wsgi_app</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>ctx = self.request_context(environ)</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>error: t.Optional[BaseException] = None</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>try:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>try:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>ctx.push()</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>response = self.full_dispatch_request()</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>except Exception as e:</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>error = e</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>response = self.handle_exception(e)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>except: # noqa: B001</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>error = sys.exc_info()[1]</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599934424400\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">1515</em>,\n in <code class=\"function\">full_dispatch_request</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>request_started.send(self)</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>rv = self.preprocess_request()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>if rv is None:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>rv = self.dispatch_request()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>except Exception as e:</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>rv = self.handle_user_exception(e)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>return self.finalize_request(rv)</pre>\n<pre class=\"line after\"><span class=\"ws\"></span> </pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>def finalize_request(</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>self,</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>rv: t.Union[ResponseReturnValue, HTTPException],</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599934424496\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">1513</em>,\n in <code class=\"function\">full_dispatch_request</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>self.try_trigger_before_first_request_functions()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>try:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>request_started.send(self)</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>rv = self.preprocess_request()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>if rv is None:</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>rv = self.dispatch_request()</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>except Exception as e:</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>rv = self.handle_user_exception(e)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>return self.finalize_request(rv)</pre>\n<pre class=\"line after\"><span class=\"ws\"></span> </pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>def finalize_request(</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599934423392\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">1499</em>,\n in <code class=\"function\">dispatch_request</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>getattr(rule, "provide_automatic_options", False)</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>and req.method == "OPTIONS"</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>):</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>return self.make_default_options_response()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span># otherwise dispatch to the handler for that endpoint</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args)</pre>\n<pre class=\"line after\"><span class=\"ws\"></span> </pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>def full_dispatch_request(self) -> Response:</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>"""Dispatches the request and on top of that performs request</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>pre and postprocessing as well as HTTP exception catching and</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>error handling.</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599934423248\">\n <h4>File <cite class=\"filename\">\"/javaparser/restService.py\"</cite>,\n line <em class=\"line\">41</em>,\n in <code class=\"function\">runASTExtractor</code></h4>\n <div class=\"source \"><pre class=\"line before\"><span class=\"ws\"> </span>output = "res_" + getRandomString(8)</pre>\n<pre class=\"line before\"><span class=\"ws\"></span> </pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>orderToRun = "python3 process.py --key " + key + " --dbName " + dbName + " --sourceFileName " + quote(sourceFileName, safe='') + " --generate " + generate + " --output " + output</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>os.system(orderToRun)</pre>\n<pre class=\"line before\"><span class=\"ws\"></span> </pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>f = open(output,'r')</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>outputFileContent=json.load(f)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>os.system("rm " + output)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>answers=[]</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>for entry in outputFileContent:</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>if str(entry['code'])[0] != "2":</pre></div>\n</div>\n</ul>\n <blockquote>FileNotFoundError: [Errno 2] No such file or directory: 'res_xriususc'</blockquote>\n</div>\n\n<div class=\"plain\">\n <p>\n This is the Copy/Paste friendly version of the traceback.\n </p>\n <textarea cols=\"50\" rows=\"10\" name=\"code\" readonly>Traceback (most recent call last):\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 2088, in __call__\n return self.wsgi_app(environ, start_response)\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 2073, in wsgi_app\n response = self.handle_exception(e)\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 2070, in wsgi_app\n response = self.full_dispatch_request()\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1515, in full_dispatch_request\n rv = self.handle_user_exception(e)\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1513, in full_dispatch_request\n rv = self.dispatch_request()\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1499, in dispatch_request\n return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args)\n File "/javaparser/restService.py", line 41, in runASTExtractor\n f = open(output,'r')\nFileNotFoundError: [Errno 2] No such file or directory: 'res_xriususc'</textarea>\n</div>\n<div class=\"explanation\">\n The debugger caught an exception in your WSGI application. You can now\n look at the traceback which led to the error. <span class=\"nojavascript\">\n If you enable JavaScript you can also use additional features such as code\n execution (if the evalex feature is enabled), automatic pasting of the\n exceptions and much more.</span>\n</div>\n <div class=\"footer\">\n Brought to you by <strong class=\"arthur\">DON'T PANIC</strong>, your\n friendly Werkzeug powered traceback interpreter.\n </div>\n </div>\n\n <div class=\"pin-prompt\">\n <div class=\"inner\">\n <h3>Console Locked</h3>\n <p>\n The console is locked and needs to be unlocked by entering the PIN.\n You can find the PIN printed out on the standard output of your\n shell that runs the server.\n <form>\n <p>PIN:\n <input type=text name=pin size=14>\n <input type=submit name=btn value=\"Confirm Pin\">\n </form>\n </div>\n </div>\n </body>\n</html>\n\n<!--\n\nTraceback (most recent call last):\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 2088, in __call__\n return self.wsgi_app(environ, start_response)\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 2073, in wsgi_app\n response = self.handle_exception(e)\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 2070, in wsgi_app\n response = self.full_dispatch_request()\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 1515, in full_dispatch_request\n rv = self.handle_user_exception(e)\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 1513, in full_dispatch_request\n rv = self.dispatch_request()\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 1499, in dispatch_request\n return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args)\n File \"/javaparser/restService.py\", line 41, in runASTExtractor\n f = open(output,'r')\nFileNotFoundError: [Errno 2] No such file or directory: 'res_xriususc'\n\n-->\n"}
Error 2:
javaParser execute at 1633079402157 within file pdp-testutils/src/test/java/org/ow2/authzforce/core/pdp/testutil/test/conformance/ConformanceV3FromV2OptionalTest.java - {"headers":{"normalizedNames":{},"lazyUpdate":null},"status":500,"statusText":"INTERNAL SERVER ERROR","url":"https://decoder-tool.ow2.org/javaparser/decoder/javaASTGenerator/ow2_authzforce/pdp-testutils%2Fsrc%2Ftest%2Fjava%2Forg%2Fow2%2Fauthzforce%2Fcore%2Fpdp%2Ftestutil%2Ftest%2Fconformance%2FConformanceV3FromV2OptionalTest.java?generate=all","ok":false,"name":"HttpErrorResponse","message":"Http failure response for https://decoder-tool.ow2.org/javaparser/decoder/javaASTGenerator/ow2_authzforce/pdp-testutils%2Fsrc%2Ftest%2Fjava%2Forg%2Fow2%2Fauthzforce%2Fcore%2Fpdp%2Ftestutil%2Ftest%2Fconformance%2FConformanceV3FromV2OptionalTest.java?generate=all: 500 INTERNAL SERVER ERROR","error":"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\n \"http://www.w3.org/TR/html4/loose.dtd\">\n<html>\n <head>\n <title>FileNotFoundError: [Errno 2] No such file or directory: 'res_jyktxmci' // Werkzeug Debugger</title>\n <link rel=\"stylesheet\" href=\"?__debugger__=yes&cmd=resource&f=style.css\"\n type=\"text/css\">\n <!-- We need to make sure this has a favicon so that the debugger does\n not accidentally trigger a request to /favicon.ico which might\n change the application's state. -->\n <link rel=\"shortcut icon\"\n href=\"?__debugger__=yes&cmd=resource&f=console.png\">\n <script src=\"?__debugger__=yes&cmd=resource&f=debugger.js\"></script>\n <script type=\"text/javascript\">\n var TRACEBACK = 140599943149408,\n CONSOLE_MODE = false,\n EVALEX = true,\n EVALEX_TRUSTED = false,\n SECRET = \"l87eITs2kFBNSFPIneOY\";\n </script>\n </head>\n <body style=\"background-color: #fff\">\n <div class=\"debugger\">\n<h1>FileNotFoundError</h1>\n<div class=\"detail\">\n <p class=\"errormsg\">FileNotFoundError: [Errno 2] No such file or directory: 'res_jyktxmci'</p>\n</div>\n<h2 class=\"traceback\">Traceback <em>(most recent call last)</em></h2>\n<div class=\"traceback\">\n <h3></h3>\n <ul><li><div class=\"frame\" id=\"frame-140599943148304\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">2088</em>,\n in <code class=\"function\">__call__</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>def __call__(self, environ: dict, start_response: t.Callable) -> t.Any:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>"""The WSGI server calls the Flask application object as the</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>WSGI application. This calls :meth:`wsgi_app`, which can be</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>wrapped to apply middleware.</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>"""</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>return self.wsgi_app(environ, start_response)</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599943149552\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">2073</em>,\n in <code class=\"function\">wsgi_app</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>try:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>ctx.push()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>response = self.full_dispatch_request()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>except Exception as e:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>error = e</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>response = self.handle_exception(e)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>except: # noqa: B001</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>error = sys.exc_info()[1]</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>raise</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>return response(environ, start_response)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>finally:</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599943148976\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">2070</em>,\n in <code class=\"function\">wsgi_app</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>ctx = self.request_context(environ)</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>error: t.Optional[BaseException] = None</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>try:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>try:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>ctx.push()</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>response = self.full_dispatch_request()</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>except Exception as e:</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>error = e</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>response = self.handle_exception(e)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>except: # noqa: B001</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>error = sys.exc_info()[1]</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599943151136\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">1515</em>,\n in <code class=\"function\">full_dispatch_request</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>request_started.send(self)</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>rv = self.preprocess_request()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>if rv is None:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>rv = self.dispatch_request()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>except Exception as e:</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>rv = self.handle_user_exception(e)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>return self.finalize_request(rv)</pre>\n<pre class=\"line after\"><span class=\"ws\"></span> </pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>def finalize_request(</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>self,</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>rv: t.Union[ResponseReturnValue, HTTPException],</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599943147680\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">1513</em>,\n in <code class=\"function\">full_dispatch_request</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>self.try_trigger_before_first_request_functions()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>try:</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>request_started.send(self)</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>rv = self.preprocess_request()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>if rv is None:</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>rv = self.dispatch_request()</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>except Exception as e:</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>rv = self.handle_user_exception(e)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>return self.finalize_request(rv)</pre>\n<pre class=\"line after\"><span class=\"ws\"></span> </pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>def finalize_request(</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599943151040\">\n <h4>File <cite class=\"filename\">\"/usr/local/lib/python3.8/dist-packages/flask/app.py\"</cite>,\n line <em class=\"line\">1499</em>,\n in <code class=\"function\">dispatch_request</code></h4>\n <div class=\"source library\"><pre class=\"line before\"><span class=\"ws\"> </span>getattr(rule, "provide_automatic_options", False)</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>and req.method == "OPTIONS"</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>):</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>return self.make_default_options_response()</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span># otherwise dispatch to the handler for that endpoint</pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args)</pre>\n<pre class=\"line after\"><span class=\"ws\"></span> </pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>def full_dispatch_request(self) -> Response:</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>"""Dispatches the request and on top of that performs request</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>pre and postprocessing as well as HTTP exception catching and</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>error handling.</pre></div>\n</div>\n\n<li><div class=\"frame\" id=\"frame-140599943151520\">\n <h4>File <cite class=\"filename\">\"/javaparser/restService.py\"</cite>,\n line <em class=\"line\">41</em>,\n in <code class=\"function\">runASTExtractor</code></h4>\n <div class=\"source \"><pre class=\"line before\"><span class=\"ws\"> </span>output = "res_" + getRandomString(8)</pre>\n<pre class=\"line before\"><span class=\"ws\"></span> </pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>orderToRun = "python3 process.py --key " + key + " --dbName " + dbName + " --sourceFileName " + quote(sourceFileName, safe='') + " --generate " + generate + " --output " + output</pre>\n<pre class=\"line before\"><span class=\"ws\"> </span>os.system(orderToRun)</pre>\n<pre class=\"line before\"><span class=\"ws\"></span> </pre>\n<pre class=\"line current\"><span class=\"ws\"> </span>f = open(output,'r')</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>outputFileContent=json.load(f)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>os.system("rm " + output)</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>answers=[]</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>for entry in outputFileContent:</pre>\n<pre class=\"line after\"><span class=\"ws\"> </span>if str(entry['code'])[0] != "2":</pre></div>\n</div>\n</ul>\n <blockquote>FileNotFoundError: [Errno 2] No such file or directory: 'res_jyktxmci'</blockquote>\n</div>\n\n<div class=\"plain\">\n <p>\n This is the Copy/Paste friendly version of the traceback.\n </p>\n <textarea cols=\"50\" rows=\"10\" name=\"code\" readonly>Traceback (most recent call last):\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 2088, in __call__\n return self.wsgi_app(environ, start_response)\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 2073, in wsgi_app\n response = self.handle_exception(e)\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 2070, in wsgi_app\n response = self.full_dispatch_request()\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1515, in full_dispatch_request\n rv = self.handle_user_exception(e)\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1513, in full_dispatch_request\n rv = self.dispatch_request()\n File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1499, in dispatch_request\n return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args)\n File "/javaparser/restService.py", line 41, in runASTExtractor\n f = open(output,'r')\nFileNotFoundError: [Errno 2] No such file or directory: 'res_jyktxmci'</textarea>\n</div>\n<div class=\"explanation\">\n The debugger caught an exception in your WSGI application. You can now\n look at the traceback which led to the error. <span class=\"nojavascript\">\n If you enable JavaScript you can also use additional features such as code\n execution (if the evalex feature is enabled), automatic pasting of the\n exceptions and much more.</span>\n</div>\n <div class=\"footer\">\n Brought to you by <strong class=\"arthur\">DON'T PANIC</strong>, your\n friendly Werkzeug powered traceback interpreter.\n </div>\n </div>\n\n <div class=\"pin-prompt\">\n <div class=\"inner\">\n <h3>Console Locked</h3>\n <p>\n The console is locked and needs to be unlocked by entering the PIN.\n You can find the PIN printed out on the standard output of your\n shell that runs the server.\n <form>\n <p>PIN:\n <input type=text name=pin size=14>\n <input type=submit name=btn value=\"Confirm Pin\">\n </form>\n </div>\n </div>\n </body>\n</html>\n\n<!--\n\nTraceback (most recent call last):\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 2088, in __call__\n return self.wsgi_app(environ, start_response)\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 2073, in wsgi_app\n response = self.handle_exception(e)\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 2070, in wsgi_app\n response = self.full_dispatch_request()\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 1515, in full_dispatch_request\n rv = self.handle_user_exception(e)\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 1513, in full_dispatch_request\n rv = self.dispatch_request()\n File \"/usr/local/lib/python3.8/dist-packages/flask/app.py\", line 1499, in dispatch_request\n return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args)\n File \"/javaparser/restService.py\", line 41, in runASTExtractor\n f = open(output,'r')\nFileNotFoundError: [Errno 2] No such file or directory: 'res_jyktxmci'\n\n-->\n"}