package com.erggroup.mass.ant.taskdefs;

import net.sourceforge.clearcase.api.IClearcase;
import net.sourceforge.clearcase.simple.ClearcaseCLI;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;

/**
 *
 */
public class CCRemoveView extends org.apache.tools.ant.Task
{
	/**
	 * The view name to remove
	 */
	private String viewname;

	/**
	 * Drive letter to unmap (optional)
	 */
	private String unmap;

	public void setViewname( String value )
	{
		this.viewname = value;
	}

	public void setUnmap( String value )
	{
		this.unmap = value;
	}

	public void execute() throws BuildException
	{
		// Remove network drive mapping (if any)
		try
		{
			if ( unmap != null )
			{
				Process p = Runtime.getRuntime().exec("subst " + unmap + " /D");
				int rv = p.waitFor();
			}
		}
		catch ( Exception x )
		{
			project.log(x.getMessage(),Project.MSG_ERR);
		}

		IClearcase clearcase = new ClearcaseCLI();
		IClearcase.Status rmview = clearcase.cleartool( "rmview -tag \"" + viewname + "\"");
		if ( ! rmview.status )
		{
			project.log("The view \'" + viewname + "\' could not be removed; you should remove this view manually.",Project.MSG_WARN);
			throw new BuildException("Could not remove view \'" + viewname + "\'.\nThe view may not exist.");
		}
		else
		{
			project.log("Successfully removed view '" + viewname + "'.",Project.MSG_INFO);
		}
	}
}