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.

        Lexer lexer;
        Text node;


        reference = "Hello\r\nworld";
        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());
        reference = "Hello\rworld";
        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());

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        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());
        reference = "Hello\rworld";
        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());
    }


    /**
     * Test operation with line endings near the end of input.

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        Lexer lexer;
        Text node;


        reference = "Hello world\n";
        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());
        reference = "Hello world\r";
        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());

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        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());
        reference = "Hello world\r";
        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());
        reference = "Hello world\r\n";
        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());

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        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());
        reference = "Hello world\r\n";
        lexer = new Lexer (reference);
        node = (Text)lexer.nextNode ();
        assertEquals ("Text contents wrong", reference, node.getText ());
    }


    /**
     * Test that tags stop string nodes.

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        for (int i = 0; i < references.length; i++)
        {
            for (int j = 0; j < suffixes.length; j++)
            {
                lexer = new Lexer (references[i] + suffixes[j]);
                node = (Text)lexer.nextNode ();
                assertEquals ("Text contents wrong", references[i], node.getText ());
            }
        }
    }

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        Lexer lexer;
        Node node;


        reference = "<head>";
        lexer = new Lexer (reference);
        node = lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());


        reference = "<head>";
        suffix = "<body>";
        lexer = new Lexer (reference + suffix);

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


        reference = "<head>";
        suffix = "<body>";
        lexer = new Lexer (reference + suffix);
        node = lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());
        node = lexer.nextNode ();
        assertEquals ("Tag contents wrong", suffix, node.toHtml ());
    }

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        reference = "<head>";
        suffix = "<body>";
        lexer = new Lexer (reference + suffix);
        node = lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());
        node = lexer.nextNode ();
        assertEquals ("Tag contents wrong", suffix, node.toHtml ());
    }


    /**
     * Test operation with attributed tags.

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        Lexer lexer;
        Node node;


        reference = "<head lang='en_US' dir=ltr\nprofile=\"http://htmlparser.sourceforge.org/dictionary.html\">";
        lexer = new Lexer (reference);
        node = lexer.nextNode ();
        assertEquals ("Tag contents wrong", reference, node.toHtml ());
    }


    /**
     * Test operation with comments.

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