CommandLauncherProxy

java.lang.Object
- org.apache.commons.exec.launcher.CommandLauncherImpl
- - org.apache.commons.exec.launcher.CommandLauncherProxy

All Implemented Interfaces:

CommandLauncher

Direct Known Subclasses:

OS2CommandLauncher, WinNTCommandLauncher
```
public abstract class CommandLauncherProxy
extends CommandLauncherImpl
```
A command launcher that proxies another command launcher. Sub-classes override exec(args, env, workdir)

Constructor Summary

Constructors
Constructor Description

CommandLauncherProxy(CommandLauncher launcher)
Constructs a new instance.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.Process`	`exec(CommandLine cmd, java.util.Map<java.lang.String,java.lang.String> env)`	Launches the given command in a new process.

Methods inherited from class org.apache.commons.exec.launcher.CommandLauncherImpl
exec, isFailure

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

Methods inherited from interface org.apache.commons.exec.launcher.CommandLauncher
exec

- Constructor Detail
  - CommandLauncherProxy
```
public CommandLauncherProxy(CommandLauncher launcher)
```
    Constructs a new instance.
    
    Parameters:
    
    launcher - the command launcher to use.
- Method Detail
  - exec
```
public java.lang.Process exec(CommandLine cmd,
                              java.util.Map<java.lang.String,java.lang.String> env)
                       throws java.io.IOException
```
    Launches the given command in a new process. Delegates this method to the proxied launcher.
    
    Specified by:
    
    exec in interface CommandLauncher
    
    Overrides:
    
    exec in class CommandLauncherImpl
    
    Parameters:
    
    cmd - the command line to execute as an array of strings.
    
    env - the environment to set as an array of strings.
    
    Returns:
    
    the newly created process.
    
    Throws:
    
    java.io.IOException - forwarded from the exec method of the command launcher.