/**
* Creates a deep copy of this instance.
*
* @see Cloneable#clone()
*/
public ProcessBuilder copy() {
final ProcessBuilder builder = new ProcessBuilder();
builder.inherit_parent_environment = inherit_parent_environment;
builder.parent_environment = parent_environment;
builder.executable = executable;
builder.env = env.copy();
builder.arguments.addAll(arguments);
builder.listeners.addAll(listeners);
return builder;
}
