public override ExecutionResult Execute(ExecutionContext executionContext)
{
var result = new ExecutionResult();
// Create a temp file with the submission code
string submissionFilePath;
try
{
submissionFilePath = this.CreateSubmissionFile(executionContext.Code);
}
catch (ArgumentException exception)
{
result.IsCompiledSuccessfully = false;
result.CompilerComment = exception.Message;
return result;
}
// Create a sandbox executor source file in the working directory
var sandboxExecutorSourceFilePath = $"{this.workingDirectory}\\{SandboxExecutorClassName}";
File.WriteAllText(sandboxExecutorSourceFilePath, this.SandboxExecutorCode);
// Compile all source files - sandbox executor and submission file
var compilerPath = this.getCompilerPathFunc(executionContext.CompilerType);
var compilerResult = this.CompileSourceFiles(
executionContext.CompilerType,
compilerPath,
executionContext.AdditionalCompilerArguments,
new[] { submissionFilePath, sandboxExecutorSourceFilePath });
// Assign compiled result info to the execution result
result.IsCompiledSuccessfully = compilerResult.IsCompiledSuccessfully;
result.CompilerComment = compilerResult.CompilerComment;
if (!result.IsCompiledSuccessfully)
{
return result;
}
// Prepare execution process arguments and time measurement info
var classPathArgument = $"-classpath \"{this.workingDirectory}\"";
var submissionFilePathLastIndexOfSlash = submissionFilePath.LastIndexOf('\\');
var classToExecute = submissionFilePath.Substring(submissionFilePathLastIndexOfSlash + 1);
var timeMeasurementFilePath = $"{this.workingDirectory}\\{TimeMeasurementFileName}";
// Create an executor and a checker
var executor = new StandardProcessExecutor();
var checker = Checker.CreateChecker(executionContext.CheckerAssemblyName, executionContext.CheckerTypeName, executionContext.CheckerParameter);
// Process the submission and check each test
foreach (var test in executionContext.Tests)
{
var processExecutionResult = executor.Execute(
this.javaExecutablePath,
test.Input,
executionContext.TimeLimit,
executionContext.MemoryLimit,
new[] { classPathArgument, SandboxExecutorClassName, classToExecute, $"\"{timeMeasurementFilePath}\"" });
UpdateExecutionTime(timeMeasurementFilePath, processExecutionResult, executionContext.TimeLimit);
var testResult = this.ExecuteAndCheckTest(test, processExecutionResult, checker, processExecutionResult.ReceivedOutput);
result.TestResults.Add(testResult);
}
return result;
}
public override ExecutionResult Execute(ExecutionContext executionContext)
{
var result = new ExecutionResult();
// Copy the sandbox executor source code to a file in the working directory
File.WriteAllText(this.SandboxExecutorSourceFilePath, this.SandboxExecutorCode);
// Create a temp file with the submission code
string submissionFilePath;
try
{
submissionFilePath = this.CreateSubmissionFile(executionContext);
}
catch (ArgumentException exception)
{
result.IsCompiledSuccessfully = false;
result.CompilerComment = exception.Message;
return result;
}
var compilerResult = this.DoCompile(executionContext, submissionFilePath);
// Assign compiled result info to the execution result
result.IsCompiledSuccessfully = compilerResult.IsCompiledSuccessfully;
result.CompilerComment = compilerResult.CompilerComment;
if (!result.IsCompiledSuccessfully)
{
return result;
}
// Prepare execution process arguments and time measurement info
var classPathArgument = $"-classpath \"{this.WorkingDirectory}\"";
var classToExecuteFilePath = compilerResult.OutputFile;
var classToExecute = classToExecuteFilePath
.Substring(
this.WorkingDirectory.Length + 1,
classToExecuteFilePath.Length - this.WorkingDirectory.Length - JavaCompiledFileExtension.Length - 1)
.Replace('\\', '.');
var timeMeasurementFilePath = $"{this.WorkingDirectory}\\{TimeMeasurementFileName}";
// Create an executor and a checker
var executor = new StandardProcessExecutor();
var checker = Checker.CreateChecker(executionContext.CheckerAssemblyName, executionContext.CheckerTypeName, executionContext.CheckerParameter);
// Process the submission and check each test
foreach (var test in executionContext.Tests)
{
var processExecutionResult = executor.Execute(
this.javaExecutablePath,
test.Input,
executionContext.TimeLimit * 2, // Java virtual machine takes more time to start up
executionContext.MemoryLimit,
new[] { classPathArgument, SandboxExecutorClassName, classToExecute, $"\"{timeMeasurementFilePath}\"" });
UpdateExecutionTime(timeMeasurementFilePath, processExecutionResult, executionContext.TimeLimit);
var testResult = this.ExecuteAndCheckTest(test, processExecutionResult, checker, processExecutionResult.ReceivedOutput);
result.TestResults.Add(testResult);
}
return result;
}
