src/java.base/linux/classes/sun/nio/fs/BuiltinFileSystemProvider.java

8213406: (fs) More than one instance of built-in FileSystem observed in heap
Reviewed-by: alanb, cushon, weijun

*** 23,43 ****
   * questions.
   */
  
  package sun.nio.fs;
  
! import java.nio.file.spi.FileSystemProvider;
  
  /**
!  * Creates this platform's default FileSystemProvider.
   */
  
! public class DefaultFileSystemProvider {
!     private DefaultFileSystemProvider() { }
  
!     /**
!      * Returns the default FileSystemProvider.
!      */
!     public static FileSystemProvider create() {
!         return new LinuxFileSystemProvider();
!     }
  }
--- 23,45 ----
   * questions.
   */
  
  package sun.nio.fs;
  
! import java.net.URI;
! import java.nio.file.FileSystem;
  
  /**
!  * Creates this platform's builtin FileSystemProvider and FileSystem.
   */
  
! public class BuiltinFileSystemProvider {
!     private BuiltinFileSystemProvider() { }
  
!     /** The unique instance of the builtin file system provider. */
!     public static final LinuxFileSystemProvider BUILTIN_FILE_SYSTEM_PROVIDER
!         = new LinuxFileSystemProvider();
! 
!     /** The unique instance of the builtin file system. */
!     public static final FileSystem BUILTIN_FILE_SYSTEM
!         = BUILTIN_FILE_SYSTEM_PROVIDER.getFileSystem(URI.create("file:///"));
  }