src/it/gav-validation/verify.bsh

import java.io.*;
import java.util.*;

String[] paths =
{
    "org/apache/maven/its/deploy/gv",
};

for ( String path : paths )
{
    File file = new File( new File( basedir, "target/repo" ), path );
    System.out.println( "Checking for absence of " + file );
    if ( file.exists() )
    {
        throw new Exception( "Existing: " + file.getAbsolutePath() );
    }
}

return true;