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<DIV class=pt10><B>8.3.2.3 创建分析器</B></DIV>
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<P>引入上述类包之后，就可以创建分析器实例了，下面代码中的黑体部分就是分析器实例的创建过程：</P>
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<TD width="100%">public static void main (String argv []) {<BR>if
(argv.length != 1) {<BR> System.err.println ("Usage: cmd
filename");<BR> System.exit (1);<BR>} <BR><STRONG>// Use the
default (non-validating) parser<BR>SAXParserFactory factory =
SAXParserFactory.newInstance();<BR></STRONG>try { // Set up output
stream<BR> out = new OutputStreamWriter (System.out,
"UTF8");<BR><STRONG> // Parse the input SAXParser<BR>
saxParser = factory.newSAXParser();<BR> saxParser.parse( new
File(argv [0]), new Echo() );<BR></STRONG>} catch (Throwable t)
{<BR> t.printStackTrace ();<BR>}<BR>System.exit
(0);<BR>}</TD></TR></TBODY></TABLE></CENTER></DIV>
<P>在上面黑体部分所标注的代码中，首先创建了一个SAXParserFactory的实例factory，然后由这个类工厂创建了一个分析器实例，并通过该分析器实例处理分析事件，得到要处理的文档。<BR></P></DIV>
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