/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
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 * its licensees as provided above.  However, if you add GPL Version 2 code
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/*
 * $Header: /cvs/glassfish/admin-cli/cli-api/src/java/com/sun/cli/jmx/cmd/CreateAliasCmd.java,v 1.4 2007/05/05 05:24:49 tcfujii Exp $
 * $Revision: 1.4 $
 * $Date: 2007/05/05 05:24:49 $
 */
 
package com.sun.cli.jmx.cmd;

import javax.management.ObjectName;

import com.sun.cli.jmx.support.ResultsForGetSet;
import com.sun.cli.jmx.support.CLISupportMBeanProxy;
import com.sun.cli.util.stringifier.*;
import com.sun.cli.util.ExceptionUtil;

public class CreateAliasCmd extends JMXCmd
{
		public
	CreateAliasCmd( final CmdEnv env )
	{
		super( env );
	}
	
	
	
		public String
	getUsage()
	{
		return( CmdStrings.CREATE_ALIAS_HELP.toString() );
	}
	
		public static String []
	getNames( )
	{
		return( new String [] { "create-alias", "ca" } );
	}
	
		private void
	aliasCreationFailed( String name, Exception e)
		throws Exception
	{
		final String value	= getAliasMgr().resolveAlias( name );
		
		if ( value != null )
		{
			printError( "Failed to create alias: " + name + "(already exists with value " + value + ")" );
			printError( "If you want to change it, delete it first." );
		}
		else if ( ExceptionUtil.getRootCause( e ) instanceof IllegalArgumentException )
		{
			printError( "Illegal alias name: " + name );
		}
		else
		{
			printError( "Failed to create alias: " + name );
		}
	}
	
	static private final String	OPTIONS_INFO	="replace";
		
	
		ArgHelper.OptionsInfo
	getOptionInfo()
		throws ArgHelper.IllegalOptionException
	{
		return( new ArgHelperOptionsInfo( OPTIONS_INFO ) );
	}
	
		void
	executeInternal()
		throws Exception
	{
		final String [] pairs	= getOperands();
		
		final boolean	replace	= getBoolean( "replace", Boolean.FALSE).booleanValue();
		
		for( int i = 0; i < pairs.length; ++i )
		{
			final String	pair	= pairs[ i ];
			final int		separatorIndex	= pair.indexOf( '=' );
			
			if ( separatorIndex < 0 )
			{
				printError( "Alias request must be of form name=value: " + pair );
				continue;
			}
			
			final String	name	= pair.substring( 0,separatorIndex);
			final String	value	= pair.substring( separatorIndex + 1, pair.length() );
			
			try
			{
				if ( replace )
				{
					getAliasMgr().deleteAlias( name );
				}
				
				getAliasMgr().createAlias( name, value );
				printError( "Created alias: " + name );
			}
			catch( Exception e )
			{
				aliasCreationFailed( name, e);
			}
		}
	}
}