src/jdk.compiler/share/classes/com/sun/tools/javac/processing/PrintingProcessor.java

*** 321,383 ****
              return this;
          }
  
          private void printDirective(ModuleElement.Directive directive) {
              indent();
!             switch (directive.getKind()) {
!             case EXPORTS: // "exports package-name [to module-name-list]"
!                 {
!                     ExportsDirective exportsDirective = (ExportsDirective) directive;
                      writer.print("exports ");
!                     writer.print(exportsDirective.getPackage().getQualifiedName());
!                     printModuleList(exportsDirective.getTargetModules());
                  }
-                 break;
  
!             case OPENS: // opens package-name [to module-name-list]
!                 {
!                     OpensDirective opensDirective = (OpensDirective) directive;
                      writer.print("opens ");
!                     writer.print(opensDirective.getPackage().getQualifiedName());
!                     printModuleList(opensDirective.getTargetModules());
                  }
-                 break;
  
!             case PROVIDES: // provides service-name with implementation-name
!                 {
!                     ProvidesDirective providesDirective = (ProvidesDirective) directive;
                      writer.print("provides ");
!                     writer.print(providesDirective.getService().getQualifiedName());
                      writer.print(" with ");
!                     printNameableList(providesDirective.getImplementations());
                  }
-                 break;
  
!             case REQUIRES: // requires (static|transitive)* module-name
!                 {
!                     RequiresDirective requiresDirective = (RequiresDirective) directive;
                      writer.print("requires ");
!                     if (requiresDirective.isStatic())
                          writer.print("static ");
!                     if (requiresDirective.isTransitive())
                          writer.print("transitive ");
!                     writer.print(requiresDirective.getDependency().getQualifiedName());
                  }
-                 break;
  
!             case USES: // uses service-name
!                 {
!                     UsesDirective usesDirective = (UsesDirective) directive;
                      writer.print("uses ");
!                     writer.print(usesDirective.getService().getQualifiedName());
!                 }
!                 break;
! 
!             default:
!                 throw new UnsupportedOperationException("unknown directive " + directive);
!             }
!             writer.println(";");
          }
  
          private void printModuleList(List<? extends ModuleElement> modules) {
              if (modules != null) {
                  writer.print(" to ");
--- 321,387 ----
              return this;
          }
  
          private void printDirective(ModuleElement.Directive directive) {
              indent();
!             (new PrintDirective(writer)).visit(directive);
!             writer.println(";");
!         }
! 
!         private static class PrintDirective implements ModuleElement.DirectiveVisitor<Void, Void> {
!             private final PrintWriter writer;
! 
!             PrintDirective(PrintWriter writer) {
!                 this.writer = writer;
!             }
! 
!             @Override
!             public Void visitExports(ExportsDirective d, Void p) {
!                 // "exports package-name [to module-name-list]"
                  writer.print("exports ");
!                 writer.print(d.getPackage().getQualifiedName());
!                 printModuleList(d.getTargetModules());
!                 return null;
              }
  
!             @Override
!             public Void visitOpens(OpensDirective d, Void p) {
!                 // opens package-name [to module-name-list]
                  writer.print("opens ");
!                 writer.print(d.getPackage().getQualifiedName());
!                 printModuleList(d.getTargetModules());
!                 return null;
              }
  
!             @Override
!             public Void visitProvides(ProvidesDirective d, Void p) {
!                 // provides service-name with implementation-name
                  writer.print("provides ");
!                 writer.print(d.getService().getQualifiedName());
                  writer.print(" with ");
!                 printNameableList(d.getImplementations());
!                 return null;
              }
  
!             @Override
!             public Void visitRequires(RequiresDirective d, Void p) {
!                 // requires (static|transitive)* module-name
                  writer.print("requires ");
!                 if (d.isStatic())
                      writer.print("static ");
!                 if (d.isTransitive())
                      writer.print("transitive ");
!                 writer.print(d.getDependency().getQualifiedName());
!                 return null;
              }
  
!             @Override
!             public Void visitUses(UsesDirective d, Void p) {
!                 // uses service-name
                  writer.print("uses ");
!                 writer.print(d.getService().getQualifiedName());
!                 return null;
              }
  
              private void printModuleList(List<? extends ModuleElement> modules) {
                  if (modules != null) {
                      writer.print(" to ");
*** 388,397 ****
--- 392,402 ----
              private void printNameableList(List<? extends QualifiedNameable> nameables) {
                  writer.print(nameables.stream().
                               map(QualifiedNameable::getQualifiedName).
                               collect(Collectors.joining(", ")));
              }
+         }
  
          public void flush() {
              writer.flush();
          }