src/hotspot/share/prims/jvmtiClassFileReconstituter.cpp

rev 50604 : imported patch jep181-rev1

*** 386,395 ****
--- 386,429 ----
        write_u2(bootstrap_argument);
      }
    }
  }
  
+ //  NestHost_attribute {
+ //    u2 attribute_name_index;
+ //    u4 attribute_length;
+ //    u2 host_class_index;
+ //  }
+ void JvmtiClassFileReconstituter::write_nest_host_attribute() {
+   int length = sizeof(u2);
+   int host_class_index = ik()->nest_host_index();
+ 
+   write_attribute_name_index("NestHost");
+   write_u4(length);
+   write_u2(host_class_index);
+ }
+ 
+ //  NestMembers_attribute {
+ //    u2 attribute_name_index;
+ //    u4 attribute_length;
+ //    u2 number_of_classes;
+ //    u2 classes[number_of_classes];
+ //  }
+ void JvmtiClassFileReconstituter::write_nest_members_attribute() {
+   Array<u2>* nest_members = ik()->nest_members();
+   int number_of_classes = nest_members->length();
+   int length = sizeof(u2) * (1 + number_of_classes);
+ 
+   write_attribute_name_index("NestMembers");
+   write_u4(length);
+   write_u2(number_of_classes);
+   for (int i = 0; i < number_of_classes; i++) {
+     u2 class_cp_index = nest_members->at(i);
+     write_u2(class_cp_index);
+   }
+ }
+ 
  
  // Write InnerClasses attribute
  // JVMSpec|   InnerClasses_attribute {
  // JVMSpec|     u2 attribute_name_index;
  // JVMSpec|     u4 attribute_length;
*** 656,665 ****
--- 690,705 ----
      ++attr_count;     // has RuntimeVisibleTypeAnnotations attribute
    }
    if (cpool()->operands() != NULL) {
      ++attr_count;
    }
+   if (ik()->nest_host_index() != 0) {
+     ++attr_count;
+   }
+   if (ik()->nest_members() != Universe::the_empty_short_array()) {
+     ++attr_count;
+   }
  
    write_u2(attr_count);
  
    if (generic_signature != NULL) {
      write_signature_attribute(symbol_to_cpool_index(generic_signature));
*** 680,689 ****
--- 720,735 ----
      write_annotations_attribute("RuntimeVisibleTypeAnnotations", type_anno);
    }
    if (cpool()->operands() != NULL) {
      write_bootstrapmethod_attribute();
    }
+   if (ik()->nest_host_index() != 0) {
+     write_nest_host_attribute();
+   }
+   if (ik()->nest_members() != Universe::the_empty_short_array()) {
+     write_nest_members_attribute();
+   }
  }
  
  // Write the method information portion of ClassFile structure
  // JVMSpec|     u2 methods_count;
  // JVMSpec|     method_info methods[methods_count];