ProcessListener

java.lang.Object
- org.zeroturnaround.exec.listener.ProcessListener

Direct Known Subclasses:

CompositeProcessListener, DestroyerListenerAdapter
```
public abstract class ProcessListener
extends java.lang.Object
```
Event handler for process events.
This is a class instead of interface in order to add new methods without updating all implementations.

See Also:

ProcessExecutor.addListener(ProcessListener)

Constructor Summary

Constructors
Constructor Description

ProcessListener()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`afterFinish(java.lang.Process process, ProcessResult result)`	Invoked after a process has finished successfully.
`void`	`afterStart(java.lang.Process process, ProcessExecutor executor)`	Invoked after a process has started.
`void`	`afterStop(java.lang.Process process)`	Invoked after a process has exited (whether finished or cancelled).
`void`	`beforeStart(ProcessExecutor executor)`	Invoked before a process is started.

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

- Constructor Detail
  - ProcessListener
```
public ProcessListener()
```
- Method Detail
  - beforeStart
```
public void beforeStart(ProcessExecutor executor)
```
    Invoked before a process is started.
    
    Parameters:
    
    executor - executor used for starting a process. Any changes made here apply to the starting process. Once the process has started it is not affected by the ProcessExecutor any more.
  - afterStart
```
public void afterStart(java.lang.Process process,
                       ProcessExecutor executor)
```
    Invoked after a process has started.
    
    Parameters:
    
    process - the process started.
    
    executor - executor used for starting the process. Modifying the ProcessExecutor only affects the following processes not the one just started.
  - afterFinish
```
public void afterFinish(java.lang.Process process,
                        ProcessResult result)
```
    Invoked after a process has finished successfully.
    
    Parameters:
    
    process - process just finished.
    
    result - result of the finished process.
    
    Since:
    
    1.8
  - afterStop
```
public void afterStop(java.lang.Process process)
```
    Invoked after a process has exited (whether finished or cancelled).
    
    Parameters:
    
    process - process just stopped.