Get Content Type From Multipart

.gitignore

@@ -8,3 +8,8 @@ fileserver/
 gradlew.bat
 gradle/
 gradle/
+/target/
+.classpath
+.factorypath
+*.prefs
+.project

src/main/java/robaho/net/httpserver/extras/MultipartFormParser.java

@@ -38,7 +38,7 @@ public record Part(String contentType, String filename, String data, File file)
 
     }
 
-    private record PartMetadata(String name, String filename) {
+    private record PartMetadata(String contentType, String name, String filename) {
 
     }
 
@@ -120,12 +120,12 @@ public static Map<String, List<Part>> parse(String encoding, String content_type
             if (meta.filename == null) {
                 var bos = new ByteArrayOutputStream();
                 os = bos;
-                addToResults = () -> results.computeIfAbsent(meta.name, k -> new LinkedList<Part>()).add(new Part(null, null, bos.toString(charset), null));
+                addToResults = () -> results.computeIfAbsent(meta.name, k -> new LinkedList<Part>()).add(new Part(meta.contentType, null, bos.toString(charset), null));
             } else {
                 File file = Path.of(storage.toString(), meta.filename).toFile();
                 file.deleteOnExit();
                 os = new NoSyncBufferedOutputStream(new FileOutputStream(file));
-                addToResults = () -> results.computeIfAbsent(meta.name, k -> new LinkedList<Part>()).add(new Part(null, meta.filename, null, file));
+                addToResults = () -> results.computeIfAbsent(meta.name, k -> new LinkedList<Part>()).add(new Part(meta.contentType, meta.filename, null, file));
             }
 
             try (os) {
@@ -170,6 +170,7 @@ public static Map<String, List<Part>> parse(String encoding, String content_type
     private static PartMetadata parseHeaders(List<String> headers) {
         String name = null;
         String filename = null;
+        String contentType = null;
         for (var header : headers) {
             String[] parts = header.split(":", 2);
             if ("content-disposition".equalsIgnoreCase(parts[0])) {
@@ -188,9 +189,11 @@ private static PartMetadata parseHeaders(List<String> headers) {
                     }
                 }
 
+            } else if ("content-type".equalsIgnoreCase(parts[0])) {
+                contentType = parts[1].trim();
             }
         }
-        return new PartMetadata(name, filename);
+        return new PartMetadata(contentType, name, filename);
     }
 
     private static String readLine(Charset charset, InputStream is) throws IOException {

src/test/java/robaho/net/httpserver/extras/MultipartFormParserTest.java

@@ -52,13 +52,16 @@ public void testFiles() throws UnsupportedEncodingException, IOException {
         s += "111Y\r\n";
         s += "111Z\rCCCC\nCCCC\r\nCCCCC@\r\n";
 
+        Assert.assertEquals(values.get(0).contentType(),"text/plain");
         Assert.assertEquals(s.getBytes("UTF-8"), Files.readAllBytes((values.get(0).file()).toPath()), "file1 failed");
 
+
         s = "\r\n";
         s += "@22X";
         s += "222Y\r\n";
         s += "222Z\r222W\n2220\r\n666@";
 
+        Assert.assertEquals(values.get(1).contentType(),"text/plain");
         Assert.assertEquals(s.getBytes("UTF-8"), Files.readAllBytes((values.get(1).file()).toPath()), "file2 failed");
     }
 
@@ -118,6 +121,7 @@ public void testFormSample() throws IOException {
 
         Assert.assertEquals(results.size(), 1);
         List<Part> values = results.get("myfile");
+        Assert.assertEquals(values.get(0).contentType(), "text/plain");
         Assert.assertEquals(values.size(), 1);
     }
 
@@ -133,6 +137,12 @@ public void testMultiFileFormSample() throws IOException {
 
         Assert.assertEquals(results.size(), 2);
         List<Part> values = results.get("myfile");
+        Assert.assertEquals(values.get(0).contentType(), "text/plain");
+        Assert.assertEquals(values.size(), 1);
+
+        values = results.get("myfile2");
+        Assert.assertEquals(values.get(0).contentType(), "image/png");
         Assert.assertEquals(values.size(), 1);
+
     }
 }