src/jdk.jlink/share/classes/jdk/tools/jlink/internal/ResourcePoolConfiguration.java

*** 26,35 ****
--- 26,36 ----
  package jdk.tools.jlink.internal;
  
  import java.lang.module.Configuration;
  import java.lang.module.ModuleDescriptor;
  import java.lang.module.ModuleFinder;
+ import java.lang.module.ModuleReader;
  import java.lang.module.ModuleReference;
  import java.io.IOException;
  import java.io.UncheckedIOException;
  import java.nio.ByteBuffer;
  import java.util.Collection;
*** 76,89 ****
  
          return builder.build();
      }
  
      private static ModuleReference moduleReference(ModuleDescriptor desc) {
!         return new ModuleReference(desc, null, () -> {
!             IOException ioe = new IOException("<module reader unsupported>");
!             throw new UncheckedIOException(ioe);
!         });
      }
  
      private static Map<String, ModuleReference> allModRefs(ResourcePool pool) {
          return pool.moduleView().modules().
              collect(Collectors.toMap(ResourcePoolModule::name,
--- 77,92 ----
  
          return builder.build();
      }
  
      private static ModuleReference moduleReference(ModuleDescriptor desc) {
!         return new ModuleReference(desc, null) {
!             @Override
!             public ModuleReader open() {
!                 throw new UnsupportedOperationException();
!             }
!         };
      }
  
      private static Map<String, ModuleReference> allModRefs(ResourcePool pool) {
          return pool.moduleView().modules().
              collect(Collectors.toMap(ResourcePoolModule::name,