Package org.apache.commons.exec.launcher

Class 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

Modifier and Type	Method	Description
Process	exec(CommandLine cmd, Map<String,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

Constructor Details

CommandLauncherProxy

public CommandLauncherProxy(CommandLauncher launcher)

Constructs a new instance.

Parameters:

launcher - the command launcher to use.

Method Details

exec

public Process exec(CommandLine cmd,
 Map<String,String> env)
             throws 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:

IOException - forwarded from the exec method of the command launcher.