Examples of org.htmlparser.lexer.Lexer.nextNode()

org.htmlparser.lexer.Lexer.nextNode()
Get the next node from the source. @return A Remark, Text or Tag, or null if nomore lexemes are present. @exception ParserException If there is a problem with theunderlying page.

        Remark node;
        String suffix;


        reference = "<!-- This is a comment -->";
        lexer = new Lexer (reference);
        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<!-- This is a comment --  >";
        lexer = new Lexer (reference);
        node = (Remark)lexer.nextNode ();

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        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<!-- This is a comment --  >";
        lexer = new Lexer (reference);
        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<!-- This is a\nmultiline comment -->";
        lexer = new Lexer (reference);
        node = (Remark)lexer.nextNode ();

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        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<!-- This is a\nmultiline comment -->";
        lexer = new Lexer (reference);
        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        suffix = "<head>";
        reference = "<!-- This is a comment -->";
        lexer = new Lexer (reference + suffix);

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        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        suffix = "<head>";
        reference = "<!-- This is a comment -->";
        lexer = new Lexer (reference + suffix);
        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<!-- This is a comment --  >";
        lexer = new Lexer (reference + suffix);
        node = (Remark)lexer.nextNode ();

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        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<!-- This is a comment --  >";
        lexer = new Lexer (reference + suffix);
        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<!-- This is a\nmultiline comment -->";
        lexer = new Lexer (reference + suffix);
        node = (Remark)lexer.nextNode ();

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        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<!-- This is a\nmultiline comment -->";
        lexer = new Lexer (reference + suffix);
        node = (Remark)lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());
    }


//    /**
//     * Try a real page.

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        URL url = new URL ("http://sourceforge.net");
        lexer = new Lexer (url.openConnection ());
        position = 0;
        buffer = new StringBuffer (80000);
        while (null != (node = lexer.nextNode ()))
        {
            string = node.toHtml ();
            if (position != node.getStartPosition ())
                fail ("non-contiguous" + string);
            buffer.append (string);

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        Lexer lexer;
        Node node;
        
        html = "<% out.urlEncode('abc') + \"<br>\" + out.urlEncode('xyz') %>";
        lexer = new Lexer (html);
        node = lexer.nextNode ();
        if (node == null)
            fail ("too few nodes");
        else
            assertStringEquals ("bad html", html, node.toHtml());
        assertNull ("too many nodes", lexer.nextNode ());

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        node = lexer.nextNode ();
        if (node == null)
            fail ("too few nodes");
        else
            assertStringEquals ("bad html", html, node.toHtml());
        assertNull ("too many nodes", lexer.nextNode ());
    }


    /**
     * Unit test for new PI parsing code.
     */

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        Lexer lexer;
        Node node;


        html = "<?php print(\"<p>Hello World!</p>\"); ?>";
        lexer = new Lexer(html);
        node = lexer.nextNode();
        if (node == null)
            fail ("too few nodes");
        else
            assertStringEquals("bad html", html, node.toHtml());
        assertNull("too many nodes", lexer.nextNode());

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