Consider the following use of the State Pattern, and the lines labelled $1$ to $8$:public class ElectronicLock $//(1)\{$ private String entryCode; private LockState state; public ElectronicLock$($String entryCode$)\{$ this.entryCode $=$ entryCode; $\}$ public void setState$($LockState state$)//(2)\{$ this.state $=$ state; $\}$ public String getEntryCode$()\{$ return entryCode$()$; $\}$ public void lock$()\{$ state.lock$($this$)$; $\}$ public void unlock$($String attemptedEntryCode$)//(3)\{$ state.unlock$($this$,$ attemtedEntryCode$)$; $\}\}$public interface LockState $//(4)\{$ void lock$($ElectronicLock theLock$)$; void unlock$($ElectronicLock theLock, String attemptedEntryCode$)$;$\}$public class Locked implements LockState $//(5)\{$ @Override public void lock$($ElectronicLock theLock$)//(6)\{//$ Do nothing $\}$ @Override void unlock$($ElectronicLock theLock, String attemptedEntryCode$)\{$ if$($theLock$.$getEntryCode$().$equals$($attemptedEntryCode$))//(7)\{$ theLock.setState$($new Unlocked$())$; $\}\}\}$public class Unlocked implements LockState$\{$ @Override public void lock$($ElectronicLock theLock$)\{$ theLock.setState$($new Locked$())$; $//(8)\}$ @Override void unlock$($ElectronicLock theLock, String attemptedEntryCode$)\{//$ Do nothing $\}\}$Match the following code snippets against the text that best describes them $($given their context$).$ Note that there is a unique mapping.$-(1)$public class ElectronicLock $\{...\}-(2)$public void setState$($LockState state$)\{$ this.state $=$ state;$\}-(3)$public void unlock$($String attemptedEntryCode$)\{$ state.unlock$($this$,$ attemtedEntryCode$)$;$\}-(4)$public interface LockState $\{...\}-(5)$public class Locked implements LockState $\{...\}-(6)$@Overridepublic void lock$($ElectronicLock theLock$)\{...\}-(7)$if$($theLock$.$getEntryCode$().$equals$($attemptedEntryCode$))\{...\}-(8)$theLock$.$setState$($new Locked$())$;A$.$ State$-$dependent method that delegates its logic to the state implementation.B$.$ The class whose state we want to model.C$.$ Implementing a specific state transition.D$.$ One of the state implementations.E$.$ Called by state implementations to transition to different state implementations.F$.$ An implementation of a state$-$dependent method.G$.$ Represents the abstract concept of an individual state.H$.$ Checking a guard condition.