SFSBCallStack (WildFly: JPA Subsystem 29.0.0.Beta1 API)

java.lang.Object
- org.jboss.as.jpa.container.SFSBCallStack

```
public class SFSBCallStack
extends Object
```
For tracking of SFSB call stack on a per thread basis. When a SFSB with an extended persistence context (XPC) is injected, the SFSB call stack is searched for a XPC that can be inherited from.

Author:

Scott Marlow

Constructor Summary

Constructors
Constructor Description

SFSBCallStack()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static void`	`beginSfsbCreation()`	called from SFSBPreCreateInterceptor, before bean creation
`static ArrayList<Map<String,ExtendedEntityManager>>`	`currentSFSBCallStack()`	Return the current entity manager call stack
`static Map<String,ExtendedEntityManager>`	`currentSFSBCallStackInvocation()`	return for just the current entity manager invocation
`static void`	`endSfsbCreation()`	called from SFSBPreCreateInterceptor, after bean creation
`static int`	`getSFSBCreationBeanNestingLevel()`
`static Map<String,ExtendedEntityManager>`	`popCall()`	Pops the current SFSB invocation off the invocation call stack
`static void`	`pushCall(Map<String,ExtendedEntityManager> entityManagers)`	Push the passed SFSB context handle onto the invocation call stack

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - SFSBCallStack
```
public SFSBCallStack()
```
- Method Detail
  - getSFSBCreationBeanNestingLevel
```
public static int getSFSBCreationBeanNestingLevel()
```
  - beginSfsbCreation
```
public static void beginSfsbCreation()
```
    called from SFSBPreCreateInterceptor, before bean creation
  - endSfsbCreation
```
public static void endSfsbCreation()
```
    called from SFSBPreCreateInterceptor, after bean creation
  - currentSFSBCallStack
```
public static ArrayList<Map<String,ExtendedEntityManager>> currentSFSBCallStack()
```
    Return the current entity manager call stack
    
    Returns:
    
    call stack (may be empty but never null)
  - currentSFSBCallStackInvocation
```
public static Map<String,ExtendedEntityManager> currentSFSBCallStackInvocation()
```
    return for just the current entity manager invocation
    
    Returns:
  - pushCall
```
public static void pushCall(Map<String,ExtendedEntityManager> entityManagers)
```
    Push the passed SFSB context handle onto the invocation call stack
    
    Parameters:
    
    entityManagers - the entity manager map
  - popCall
```
public static Map<String,ExtendedEntityManager> popCall()
```
    Pops the current SFSB invocation off the invocation call stack
    
    Returns:
    
    the entity manager map