40 import java.security.AccessControlContext;
  41 import java.security.AccessController;
  42 import java.security.MessageDigest;
  43 import java.security.NoSuchAlgorithmException;
  44 import java.security.PermissionCollection;
  45 import java.security.Permissions;
  46 import java.security.PrivilegedAction;
  47 import java.security.ProtectionDomain;
  48 import java.util.ArrayList;
  49 import java.util.Arrays;
  50 import java.util.Collections;
  51 import java.util.Comparator;
  52 import java.util.HashSet;
  53 import java.util.Set;
  54 import java.util.concurrent.ConcurrentHashMap;
  55 import java.util.concurrent.ConcurrentMap;
  56 import jdk.internal.misc.Unsafe;
  57 import jdk.internal.reflect.CallerSensitive;
  58 import jdk.internal.reflect.Reflection;
  59 import jdk.internal.reflect.ReflectionFactory;


  60 import sun.reflect.misc.ReflectUtil;
  61 import jdk.internal.misc.SharedSecrets;
  62 import jdk.internal.misc.JavaSecurityAccess;
  63 import static java.io.ObjectStreamField.*;
  64 
  65 /**
  66  * Serialization's descriptor for classes.  It contains the name and
  67  * serialVersionUID of the class.  The ObjectStreamClass for a specific class
  68  * loaded in this Java VM can be found/created using the lookup method.
  69  *
  70  * <p>The algorithm to compute the SerialVersionUID is described in
  71  * <a href="{@docRoot}/../specs/serialization/class.html#stream-unique-identifiers">
  72  *     Object Serialization Specification, Section 4.6, Stream Unique Identifiers</a>.
  73  *
  74  * @author      Mike Warres
  75  * @author      Roger Riggs
  76  * @see ObjectStreamField
  77  * @see <a href="{@docRoot}/../specs/serialization/class.html">
  78  *     Object Serialization Specification, Section 4, Class Descriptors</a>
  79  * @since   1.1
  80  */
  81 public class ObjectStreamClass implements Serializable {
  82 

  40 import java.security.AccessControlContext;
  41 import java.security.AccessController;
  42 import java.security.MessageDigest;
  43 import java.security.NoSuchAlgorithmException;
  44 import java.security.PermissionCollection;
  45 import java.security.Permissions;
  46 import java.security.PrivilegedAction;
  47 import java.security.ProtectionDomain;
  48 import java.util.ArrayList;
  49 import java.util.Arrays;
  50 import java.util.Collections;
  51 import java.util.Comparator;
  52 import java.util.HashSet;
  53 import java.util.Set;
  54 import java.util.concurrent.ConcurrentHashMap;
  55 import java.util.concurrent.ConcurrentMap;
  56 import jdk.internal.misc.Unsafe;
  57 import jdk.internal.reflect.CallerSensitive;
  58 import jdk.internal.reflect.Reflection;
  59 import jdk.internal.reflect.ReflectionFactory;
  60 import jdk.internal.access.SharedSecrets;
  61 import jdk.internal.access.JavaSecurityAccess;
  62 import sun.reflect.misc.ReflectUtil;


  63 import static java.io.ObjectStreamField.*;
  64 
  65 /**
  66  * Serialization's descriptor for classes.  It contains the name and
  67  * serialVersionUID of the class.  The ObjectStreamClass for a specific class
  68  * loaded in this Java VM can be found/created using the lookup method.
  69  *
  70  * <p>The algorithm to compute the SerialVersionUID is described in
  71  * <a href="{@docRoot}/../specs/serialization/class.html#stream-unique-identifiers">
  72  *     Object Serialization Specification, Section 4.6, Stream Unique Identifiers</a>.
  73  *
  74  * @author      Mike Warres
  75  * @author      Roger Riggs
  76  * @see ObjectStreamField
  77  * @see <a href="{@docRoot}/../specs/serialization/class.html">
  78  *     Object Serialization Specification, Section 4, Class Descriptors</a>
  79  * @since   1.1
  80  */
  81 public class ObjectStreamClass implements Serializable {
  82