class jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage implements jdk.internal.jshell.tool.PersistentStorage
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage
  super_class: java.lang.Object
{
  final java.util.prefs.Preferences p;
    descriptor: Ljava/util/prefs/Preferences;
    flags: (0x0010) ACC_FINAL

  void <init>(java.util.prefs.Preferences);
    descriptor: (Ljava/util/prefs/Preferences;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
        start local 1 // java.util.prefs.Preferences p
         0: .line 264
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 265
            aload 0 /* this */
            aload 1 /* p */
            putfield jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage.p:Ljava/util/prefs/Preferences;
         2: .line 266
            return
        end local 1 // java.util.prefs.Preferences p
        end local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljdk/internal/jshell/tool/JShellToolBuilder$PreferencesStorage;
            0    3     1     p  Ljava/util/prefs/Preferences;
    MethodParameters:
      Name  Flags
      p     

  public void clear();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
         0: .line 271
            aload 0 /* this */
            getfield jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage.p:Ljava/util/prefs/Preferences;
            invokevirtual java.util.prefs.Preferences.clear:()V
         1: .line 272
            goto 4
      StackMap locals:
      StackMap stack: java.util.prefs.BackingStoreException
         2: astore 1 /* ex */
        start local 1 // java.util.prefs.BackingStoreException ex
         3: .line 273
            new java.lang.IllegalStateException
            dup
            aload 1 /* ex */
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 1 // java.util.prefs.BackingStoreException ex
         4: .line 275
      StackMap locals:
      StackMap stack:
            return
        end local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljdk/internal/jshell/tool/JShellToolBuilder$PreferencesStorage;
            3    4     1    ex  Ljava/util/prefs/BackingStoreException;
      Exception table:
        from    to  target  type
           0     1       2  Class java.util.prefs.BackingStoreException

  public java.lang.String[] keys();
    descriptor: ()[Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
         0: .line 280
            aload 0 /* this */
            getfield jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage.p:Ljava/util/prefs/Preferences;
            invokevirtual java.util.prefs.Preferences.keys:()[Ljava/lang/String;
         1: areturn
         2: .line 281
      StackMap locals:
      StackMap stack: java.util.prefs.BackingStoreException
            astore 1 /* ex */
        start local 1 // java.util.prefs.BackingStoreException ex
         3: .line 282
            new java.lang.IllegalStateException
            dup
            aload 1 /* ex */
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 1 // java.util.prefs.BackingStoreException ex
        end local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Ljdk/internal/jshell/tool/JShellToolBuilder$PreferencesStorage;
            3    4     1    ex  Ljava/util/prefs/BackingStoreException;
      Exception table:
        from    to  target  type
           0     1       2  Class java.util.prefs.BackingStoreException

  public java.lang.String get(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
        start local 1 // java.lang.String key
         0: .line 288
            aload 0 /* this */
            getfield jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage.p:Ljava/util/prefs/Preferences;
            aload 1 /* key */
            aconst_null
            invokevirtual java.util.prefs.Preferences.get:(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
            areturn
        end local 1 // java.lang.String key
        end local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljdk/internal/jshell/tool/JShellToolBuilder$PreferencesStorage;
            0    1     1   key  Ljava/lang/String;
    MethodParameters:
      Name  Flags
      key   

  public void put(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
        start local 1 // java.lang.String key
        start local 2 // java.lang.String value
         0: .line 293
            aload 0 /* this */
            getfield jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage.p:Ljava/util/prefs/Preferences;
            aload 1 /* key */
            aload 2 /* value */
            invokevirtual java.util.prefs.Preferences.put:(Ljava/lang/String;Ljava/lang/String;)V
         1: .line 294
            return
        end local 2 // java.lang.String value
        end local 1 // java.lang.String key
        end local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0   this  Ljdk/internal/jshell/tool/JShellToolBuilder$PreferencesStorage;
            0    2     1    key  Ljava/lang/String;
            0    2     2  value  Ljava/lang/String;
    MethodParameters:
       Name  Flags
      key    
      value  

  public void remove(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
        start local 1 // java.lang.String key
         0: .line 298
            aload 0 /* this */
            getfield jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage.p:Ljava/util/prefs/Preferences;
            aload 1 /* key */
            invokevirtual java.util.prefs.Preferences.remove:(Ljava/lang/String;)V
         1: .line 299
            return
        end local 1 // java.lang.String key
        end local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljdk/internal/jshell/tool/JShellToolBuilder$PreferencesStorage;
            0    2     1   key  Ljava/lang/String;
    MethodParameters:
      Name  Flags
      key   

  public void flush();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
         0: .line 304
            aload 0 /* this */
            getfield jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage.p:Ljava/util/prefs/Preferences;
            invokevirtual java.util.prefs.Preferences.flush:()V
         1: .line 305
            goto 4
      StackMap locals:
      StackMap stack: java.util.prefs.BackingStoreException
         2: astore 1 /* ex */
        start local 1 // java.util.prefs.BackingStoreException ex
         3: .line 306
            new java.lang.IllegalStateException
            dup
            aload 1 /* ex */
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 1 // java.util.prefs.BackingStoreException ex
         4: .line 308
      StackMap locals:
      StackMap stack:
            return
        end local 0 // jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljdk/internal/jshell/tool/JShellToolBuilder$PreferencesStorage;
            3    4     1    ex  Ljava/util/prefs/BackingStoreException;
      Exception table:
        from    to  target  type
           0     1       2  Class java.util.prefs.BackingStoreException
}
SourceFile: "JShellToolBuilder.java"
NestHost: jdk.internal.jshell.tool.JShellToolBuilder
InnerClasses:
  private PreferencesStorage = jdk.internal.jshell.tool.JShellToolBuilder$PreferencesStorage of jdk.internal.jshell.tool.JShellToolBuilder