feat(SP-2487): implement path deobfuscation on Scanner class

Author: isasmendiagus

src/main/java/com/scanoss/Scanner.java

@@ -49,6 +49,7 @@
 import java.util.concurrent.Executors;
 import java.util.concurrent.Future;
 import java.util.function.Predicate;
+import java.util.stream.Collectors;
 
 import static com.scanoss.ScanossConstants.*;
 
@@ -391,12 +392,28 @@ public List<String> scanFileList(@NonNull String folder, @NonNull List<String> f
      * @return Processed results, either modified based on BOM or original results if no BOM exists
      */
     private List<String> postProcessResults(List<String> results) {
+        List<ScanFileResult> scanFileResults = JsonUtils.toScanFileResults(results);
+        List<ScanFileResult> deobfuscatedScanFileResults = deobfuscateResults(scanFileResults);
+
         if (settings.getBom() != null) {
-            List<ScanFileResult> scanFileResults = JsonUtils.toScanFileResults(results);
-            List <ScanFileResult>  newScanFileResults = this.postProcessor.process(scanFileResults, this.settings.getBom());
+            List <ScanFileResult>  newScanFileResults = this.postProcessor.process(deobfuscatedScanFileResults, this.settings.getBom());
             return JsonUtils.toRawJsonString(newScanFileResults);
         }
         return results;
     }
 
+    /**
+     * Deobfuscate the file paths in a list of ScanFileResult.
+     *
+     * @param scanFileResults List of ScanFileResult to be deobfuscated
+     * @return List of ScanFileResult with deobfuscated file paths
+     */
+    public List<ScanFileResult> deobfuscateResults(@NonNull List<ScanFileResult> scanFileResults) {
+        if (!obfuscate) {
+            return scanFileResults; // Return the original results if obfuscation is disabled
+        }
+        return scanFileResults.stream()
+                .map(result -> result.withFilePath(winnowing.deobfuscateFilePath(result.getFilePath())))
+                .collect(Collectors.toList());
+    }
 }

src/main/java/com/scanoss/dto/ScanFileResult.java

@@ -23,6 +23,7 @@
 package com.scanoss.dto;
 
 import lombok.Data;
+import lombok.With;
 
 import java.util.List;
 
@@ -31,6 +32,7 @@
  */
 @Data
 public class ScanFileResult {
+    @With
     private final String filePath;
     private final List<ScanFileDetails> fileDetails;
 }

src/test/java/com/scanoss/TestScanner.java

@@ -25,6 +25,7 @@
 import com.scanoss.exceptions.ScannerException;
 import com.scanoss.filters.FilterConfig;
 import com.scanoss.settings.ScanossSettings;
+import com.scanoss.utils.JsonUtils;
 import lombok.extern.slf4j.Slf4j;
 import org.junit.Before;
 import org.junit.Test;
@@ -219,6 +220,33 @@ public void TestScannerScanFileListPositive() {
         log.info("Finished {} -->", methodName);
     }
 
+    @Test
+    public void TestScannerScanFileListPositiveWithObfuscation() {
+        String methodName = new Object() {
+        }.getClass().getEnclosingMethod().getName();
+        log.info("<-- Starting {}", methodName);
+
+        Scanner scanner = Scanner.builder().obfuscate(true).build();
+
+        List<String> fileList = Arrays.asList(
+                "src/test/java/com/scanoss/TestScanner.java",
+                "src/test/java/com/scanoss/TestWinnowing.java",
+                ".github/workflows/publish.yml",
+                ".gitignore",
+                "tmp/.gitignore"
+        );
+        String folder = ".";
+        List<String> results = scanner.scanFileList(folder, fileList);
+
+        assertNotNull("Should've gotten a response", results);
+        assertFalse("Scan results should not be empty", results.isEmpty());
+        assertEquals("Should've only gotten two results",2, results.size());
+        log.info("Received {} results", results.size());
+        log.info("Res Data: {}", results);
+
+        log.info("Finished {} -->", methodName);
+    }
+
     @Test
     public void TestScannerScanFileListNegative() {
         String methodName = new Object() {