class CollaudoPila{

    public static void main( String[] aaa ) throws Trabocco, SottoLoZero
    {

        Pila stack = new Pila();

        segnalaSeVuota( stack );

        System.out.println( "pop su pila vuota=" + stack.pop( ) );
        System.out.println( "top su pila vuota=" + stack.top( ) );
        System.out.println();

        stack.push( 'z' );
        stack.push( 0.0 );
        stack.push( 1 );
        stack.push( 2 );
        stack.push( 3 );
        stack.push( "stai" );
        stack.push( "come" );
        stack.push( "ciao" );

        mostraPila( stack );

        stack.pop( );

        stack.push( 2 );

        stack.push( 1 );

        stack.push( 0 );
 
        String[][] voci = { {"dog", "cane"},
                            {"cat","gatto"},
                            {"mais","granturco"},
                            {"mice", "topi"}
                          };

        for( String[] v : voci ) stack.push( v );

        mostraPila( stack );        
 
        Pila altroStack = new Pila( 2 );
        try{
            altroStack.push( "stai" );
            altroStack.push( "come" );
            altroStack.push( "ciao" );
        }
        catch( Trabocco e )
        {
            System.out.println( e.getMessage() );
            e.printStackTrace();        
        }
        mostraPila( altroStack );        
    }

    private static void segnalaSeVuota( Pila p ){

        if ( p.empty() ) System.out.println( "Pila vuota" );
    }

    private static void mostraPila( Pila p ){

        System.out.println( p );
    }
}