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PersistentDataBlockManager
  public
  
  
  
  class
  PersistentDataBlockManager
  
    extends Object
  
  
  
  
  
  
  
    
  Interface to the persistent data partition.  Provides access to information about the state
 of factory reset protection.
 
 Restricted for SDK Runtime environment in API level 35.
Summary
| Public methods | 
|---|
  
  
  
    | 
        
        
        
        
        
        boolean | 
      isFactoryResetProtectionActive()
      Returns true if FactoryResetProtection (FRP) is active, meaning the device rebooted and has
 not been able to deactivate FRP because the deactivation secrets were wiped by an untrusted
 factory reset.
        
    
 | 
  
| Inherited methods | 
|---|
| 
    From class
      
        
          java.lang.Object
        
      
      
  
  
  
    | 
        
        
        
        
        
        Object | 
      clone()
      Creates and returns a copy of this object.
        
    
 |  
  
  
    | 
        
        
        
        
        
        boolean | 
      equals(Object obj)
      Indicates whether some other object is "equal to" this one.
        
    
 |  
  
  
    | 
        
        
        
        
        
        void | 
      finalize()
      Called by the garbage collector on an object when garbage collection
 determines that there are no more references to the object.
        
    
 |  
  
  
    | 
        
        
        
        final
        
        Class<?> | 
      getClass()
      Returns the runtime class of this Object. |  
  
  
    | 
        
        
        
        
        
        int | 
      hashCode()
      Returns a hash code value for the object.
        
    
 |  
  
  
    | 
        
        
        
        final
        
        void | 
      notify()
      Wakes up a single thread that is waiting on this object's
 monitor.
        
    
 |  
  
  
    | 
        
        
        
        final
        
        void | 
      notifyAll()
      Wakes up all threads that are waiting on this object's monitor.
        
    
 |  
  
  
    | 
        
        
        
        
        
        String | 
      toString()
      Returns a string representation of the object.
        
    
 |  
  
  
    | 
        
        
        
        final
        
        void | 
      wait(long timeoutMillis, int nanos)
      Causes the current thread to wait until it is awakened, typically
 by being notified or interrupted, or until a
 certain amount of real time has elapsed.
        
    
 |  
  
  
    | 
        
        
        
        final
        
        void | 
      wait(long timeoutMillis)
      Causes the current thread to wait until it is awakened, typically
 by being notified or interrupted, or until a
 certain amount of real time has elapsed.
        
    
 |  
  
  
    | 
        
        
        
        final
        
        void | 
      wait()
      Causes the current thread to wait until it is awakened, typically
 by being notified or interrupted.
        
    
 |  | 
Public methods
    isFactoryResetProtectionActive
    
public boolean isFactoryResetProtectionActive ()
    
    
    
  Returns true if FactoryResetProtection (FRP) is active, meaning the device rebooted and has
 not been able to deactivate FRP because the deactivation secrets were wiped by an untrusted
 factory reset.
    
 
 
 
  
  
    
  
 
  
    
    
      
       
    
    
  
  
  Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
  Last updated 2025-09-17 UTC.
  
  
  
    
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