package com.oreilly.jent.jndi;

/**
 * In general, you may use the code in this book in your programs and 
 * documentation. You do not need to contact us for permission unless 
 * you're reproducing a significant portion of the code. For example, 
 * writing a program that uses several chunks of code from this book does 
 * not require permission. Selling or distributing a CD-ROM of examples 
 * from O'Reilly books does require permission. Answering a question by 
 * citing this book and quoting example code does not require permission. 
 * Incorporating a significant amount of example code from this book into 
 * your product's documentation does require permission.
 * 
 * We appreciate, but do not require, attribution. An attribution usually 
 * includes the title, author, publisher, and ISBN. For example: 
 * 
 *   "Java Enterprise in a Nutshell, Third Edition, 
 *    by Jim Farley and William Crawford 
 *    with Prakash Malani, John G. Norman, and Justin Gehtland. 
 *    Copyright 2006 O'Reilly Media, Inc., 0-596-10142-2."
 *  
 *  If you feel your use of code examples falls outside fair use or the 
 *  permission given above, feel free to contact us at 
 *  permissions@oreilly.com.
 */

/**
 * destroy: Command to destroy a given context in the JNDI namespace.
 */

import java.util.Vector;

import javax.naming.Context;
import javax.naming.ContextNotEmptyException;
import javax.naming.NameNotFoundException;
import javax.naming.NamingException;
import javax.naming.NotContextException;

public class destroy implements Command {
  public void execute(Context c, Vector v) throws CommandException {

    // Check to see if we have the name we need
    if (v.isEmpty())
      throw new CommandException(new Exception(), "No name specified");
        
    String name = (String)v.firstElement();
        
    try {
      c.destroySubcontext(name);
      System.out.println("Destroyed " + name);
    }
    catch (NameNotFoundException nnfe) {
      throw new CommandException(nnfe, "Couldn't find " + name);
    }
    catch (NotContextException nce) {
      throw new CommandException(nce, 
        name + " is not a Context and couldn't be destroyed");
    }        
    catch (ContextNotEmptyException cnee) {
      throw new CommandException(cnee, 
        name + " is not empty and couldn't be destroyed");
    }
    catch (NamingException ne) {
      throw new CommandException(ne, name + " couldn't be destroyed");
    }
  }

  public void help() { System.out.println("Usage: destroy [name]"); }
}