Package org.apache.tools.ant.taskdefs.launcher

# Class CommandLauncherProxy

java.lang.Object
org.apache.tools.ant.taskdefs.launcher.CommandLauncher
org.apache.tools.ant.taskdefs.launcher.CommandLauncherProxy

Direct Known Subclasses:
  `MacCommandLauncher`, `OS2CommandLauncher`, `PerlScriptCommandLauncher`, `ScriptCommandLauncher`, `WinNTCommandLauncher`

public class CommandLauncherProxy extends CommandLauncher
A command launcher that proxies another command launcher. Sub-classes override exec(args, env, workdir).

- ## Field Summary

  ### Fields inherited from class org.apache.tools.ant.taskdefs.launcher.CommandLauncher

  `FILE_UTILS`

- ## Constructor Summary

  Constructors
  Modifier
  Constructor
  Description
  `protected`
  `CommandLauncherProxy(CommandLauncher launcher)`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `Process`
  `exec(Project project, String[] cmd, String[] env)`
  Launches the given command in a new process.

  ### Methods inherited from class org.apache.tools.ant.taskdefs.launcher.CommandLauncher

  `exec, getShellLauncher, getVMLauncher, setShellLauncher, setVMLauncher`

  ### Methods inherited from class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- ## Constructor Details

  - ### CommandLauncherProxy

    protected CommandLauncherProxy(CommandLauncher launcher)

- ## Method Details

  - ### exec

    public Process exec(Project project, String[] cmd, String[] env) throws IOException
    Launches the given command in a new process. Delegates this method to the proxied launcher.
    Overrides:
      `exec` in class `CommandLauncher`
    Parameters:
      `project` - the Ant project.
      `cmd` - the command line to execute as an array of strings.
      `env` - the environment to set as an array of strings.
    Returns:
      the created Process.
    Throws:
      `IOException` - forwarded from the exec method of the command launcher.