add codeNotGenerated error

Author: ratel0707

backend/src/main/java/com/skku/se7/error/exceptions/CodeNotGeneratedException.java

@@ -0,0 +1,4 @@
+package com.skku.se7.error.exceptions;
+
+public class CodeNotGeneratedException extends RuntimeException{
+}

backend/src/main/java/com/skku/se7/error/handler/ControllerExceptionHandler.java

@@ -171,6 +171,17 @@ public ResponseEntity<ExceptionResponse> timeOutException(TimeOutException e, Ht
         return ResponseEntity.badRequest().body(ExceptionResponse.fromException(e, request, exceptionDetail));
     }
 
+    @ExceptionHandler(CodeNotGeneratedException.class)
+    public ResponseEntity<ExceptionResponse> codeNotGeneratedException(CodeNotGeneratedException e, HttpServletRequest request) throws IOException{
+        String javaCode = getRequestJson(request, GreenRequest.class).getJavaCode();
+        ExceptionDetail exceptionDetail = ExceptionDetail.builder()
+                .field("javaCode")
+                .given(javaCode)
+                .reasonMessage("실행할 파일이 존재하지 않습니다!!")
+                .build();
+        return ResponseEntity.badRequest().body(ExceptionResponse.fromException(e, request, exceptionDetail));
+    }
+
     private <T> T getRequestJson(HttpServletRequest request, Class<T> jsonType) throws IOException {
         ServletInputStream inputStream = request.getInputStream();
         String messageBody = StreamUtils.copyToString(inputStream,

backend/src/main/java/com/skku/se7/service/converter/code/JavaCodeCompiler.java

@@ -1,5 +1,6 @@
 package com.skku.se7.service.converter.code;
 
+import com.skku.se7.error.exceptions.CodeNotGeneratedException;
 import com.skku.se7.error.exceptions.CompileException;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -67,6 +68,9 @@ public static String[] createFile(String className, String code){
     public static void compileSourceFile(String filePath){
         JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
         File sourceFile = new File(filePath);
+        if(!sourceFile.exists()){
+            throw new CodeNotGeneratedException();
+        }
 
         OutputStream outputStream = new OutputStream() {
             private StringBuilder sb = new StringBuilder();
@@ -87,5 +91,4 @@ public String toString() {
             throw new CompileException();
         }
     }
-
 }

backend/src/test/java/com/skku/se7/service/JavaRunnerTest.java

@@ -1,12 +1,6 @@
 package com.skku.se7.service;
 
-import com.skku.se7.error.exceptions.CannotFindMainMethodException;
-import com.skku.se7.error.exceptions.CompileException;
-import com.skku.se7.error.exceptions.MaliciousCodeException;
-
-import com.skku.se7.error.exceptions.TimeOutException;
-
-import com.skku.se7.error.exceptions.MaliciousImportException;
+import com.skku.se7.error.exceptions.*;
 
 import com.skku.se7.service.converter.code.JavaCodeCompiler;
 import com.skku.se7.service.converter.code.JavaRunner;
@@ -17,6 +11,7 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 
+import java.security.SecureRandom;
 import java.util.concurrent.TimeoutException;
 
 @SpringBootTest
@@ -332,4 +327,12 @@ public void Timeout() throws Exception{
         //then
         Assertions.assertThrows(TimeOutException.class, () -> codeConverter.executeSynchronously(infiniteLoop));
     }
+
+    @Test
+    public void codeGenerateTest() throws Exception{
+        //given
+        String path = "wrongPath";
+
+        Assertions.assertThrows(CodeNotGeneratedException.class, ()->javaCodeCompiler.compileSourceFile(path));
+    }
 }