src/share/classes/sun/awt/datatransfer/DataTransferer.java

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  import java.security.PrivilegedAction;
  import java.security.PrivilegedActionException;
  import java.security.PrivilegedExceptionAction;
  import java.security.ProtectionDomain;
  
! import java.util.AbstractMap;
! import java.util.ArrayList;
! import java.util.Arrays;
! import java.util.Collections;
! import java.util.Comparator;
! import java.util.HashMap;
! import java.util.HashSet;
! import java.util.Iterator;
! import java.util.List;
! import java.util.Map;
! import java.util.SortedMap;
! import java.util.SortedSet;
! import java.util.Set;
! import java.util.Stack;
! import java.util.TreeMap;
! import java.util.TreeSet;
  
  import sun.util.logging.PlatformLogger;
  
  import sun.awt.AppContext;
  import sun.awt.SunToolkit;
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  import java.security.PrivilegedAction;
  import java.security.PrivilegedActionException;
  import java.security.PrivilegedExceptionAction;
  import java.security.ProtectionDomain;
  
! import java.util.*;
  
  import sun.util.logging.PlatformLogger;
  
  import sun.awt.AppContext;
  import sun.awt.SunToolkit;
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      /**
       * Returns platform-specific mappings for the specified native.
       * If there are no platform-specific mappings for this native, the method
       * returns an empty <code>List</code>.
       */
!     public List<DataFlavor> getPlatformMappingsForNative(String nat) {
!         return new ArrayList<>();
      }
  
      /**
       * Returns platform-specific mappings for the specified flavor.
       * If there are no platform-specific mappings for this flavor, the method
       * returns an empty <code>List</code>.
       */
!     public List<String> getPlatformMappingsForFlavor(DataFlavor df) {
!         return new ArrayList<>();
      }
  
      /**
       * A Comparator which includes a helper function for comparing two Objects
       * which are likely to be keys in the specified Map.
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      /**
       * Returns platform-specific mappings for the specified native.
       * If there are no platform-specific mappings for this native, the method
       * returns an empty <code>List</code>.
       */
!     public LinkedHashSet<DataFlavor> getPlatformMappingsForNative(String nat) {
!         return new LinkedHashSet<>();
      }
  
      /**
       * Returns platform-specific mappings for the specified flavor.
       * If there are no platform-specific mappings for this flavor, the method
       * returns an empty <code>List</code>.
       */
!     public LinkedHashSet<String> getPlatformMappingsForFlavor(DataFlavor df) {
!         return new LinkedHashSet<>();
      }
  
      /**
       * A Comparator which includes a helper function for comparing two Objects
       * which are likely to be keys in the specified Map.