src/java.base/share/classes/jdk/internal/classfile/impl/AbstractAttributeMapper.java

@@ -309,10 +309,28 @@
                  buf.writeU2U2(line.startPc(), line.lineNumber());
              }
          }
      }
  
+     public static final class LoadableDescriptorsMapper extends AbstractAttributeMapper<LoadableDescriptorsAttribute> {
+         public static final LoadableDescriptorsMapper INSTANCE = new LoadableDescriptorsMapper();
+ 
+         private LoadableDescriptorsMapper() {
+             super(NAME_LOADABLE_DESCRIPTORS, AttributeStability.CP_REFS);
+         }
+ 
+         @Override
+         public LoadableDescriptorsAttribute readAttribute(AttributedElement e, ClassReader cf, int p) {
+             return new BoundAttribute.BoundLoadableDescriptorsAttribute(cf, this, p);
+         }
+ 
+         @Override
+         protected void writeBody(BufWriter buf, LoadableDescriptorsAttribute attr) {
+             Util.writeListIndices(buf, attr.loadableDescriptors());
+         }
+     }
+ 
      public static final class LocalVariableTableMapper extends AbstractAttributeMapper<LocalVariableTableAttribute> {
          public static final LocalVariableTableMapper INSTANCE = new LocalVariableTableMapper();
  
          private LocalVariableTableMapper() {
              super(NAME_LOCAL_VARIABLE_TABLE, AttributeStability.LABELS, true);