ITool

```
public interface ITool
```
Interface for ATL VM debuggers (or other tools like profilers).

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`enter(AbstractStackFrame frame)`	Enters the frame.
`void`	`error(AbstractStackFrame frame, java.lang.String msg, java.lang.Exception e)`	Throws an error.
`void`	`leave(AbstractStackFrame frame)`	Leaves the frame.
`void`	`step(AbstractStackFrame frame)`	Steps into the frame.
`void`	`terminated()`	Terminates the execution.

- Method Detail
  - enter
```
void enter(AbstractStackFrame frame)
```
    Enters the frame.
    
    Parameters:
    
    frame - the frame to enter in
  - leave
```
void leave(AbstractStackFrame frame)
```
    Leaves the frame.
    
    Parameters:
    
    frame - the frame to leave
  - step
```
void step(AbstractStackFrame frame)
```
    Steps into the frame.
    
    Parameters:
    
    frame - the frame to step
  - terminated
```
void terminated()
```
    Terminates the execution.
  - error
```
void error(AbstractStackFrame frame,
           java.lang.String msg,
           java.lang.Exception e)
```
    Throws an error.
    
    Parameters:
    
    frame - the current frame
    
    msg - the error message
    
    e - the exception