Fixed compile exceptions

Author: Lenni0451

impl-classtransform/src/main/java/net/raphimc/javadowngrader/impl/classtransform/classprovider/AbstractClassProvider.java

@@ -33,7 +33,7 @@ protected AbstractClassProvider(final IClassProvider parent) {
     }
 
     @Override
-    public byte[] getClass(String name) {
+    public byte[] getClass(String name) throws ClassNotFoundException {
         if (this.parent == null) {
             throw new NoSuchElementException("Unable to find class '" + name + "'");
         }

impl-classtransform/src/main/java/net/raphimc/javadowngrader/impl/classtransform/classprovider/LazyFileClassProvider.java

@@ -39,7 +39,7 @@ public LazyFileClassProvider(final Collection<File> path, final IClassProvider p
     }
 
     @Override
-    public byte[] getClass(String name) {
+    public byte[] getClass(String name) throws ClassNotFoundException {
         for (int i = 0; i < this.path.length; i++) {
             Object element = this.path[i];
             if (element instanceof File) {
@@ -51,7 +51,7 @@ public byte[] getClass(String name) {
             }
             try {
                 return ((PathClassProvider) element).getClass(name);
-            } catch (NoSuchElementException ignored) {
+            } catch (ClassNotFoundException ignored) {
             }
         }
         return super.getClass(name);

impl-classtransform/src/main/java/net/raphimc/javadowngrader/impl/classtransform/classprovider/PathClassProvider.java

@@ -40,7 +40,7 @@ public PathClassProvider(final Path root, final IClassProvider parent) {
     }
 
     @Override
-    public byte[] getClass(String name) {
+    public byte[] getClass(String name) throws ClassNotFoundException {
         final Path path = this.root.resolve(ClassNameUtil.toClassFilename(name));
         if (Files.exists(path)) {
             try {