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package com.jclark.xml.apps;
import java.io.*;
import com.jclark.xml.parse.*;
import com.jclark.xml.parse.io.*;
import com.jclark.xml.output.*;
/**
* @version $Revision: 1.7 $ $Date: 1998/05/08 06:42:17 $
*/
public class Normalize extends ApplicationImpl {
private final XMLWriter w;
/**
* Writes a normalized version of an XML document to the standard
* output.
* If an argument is specified, then that is treated as the filename
* of the XML document, otherwise the XML document is read from the
* standard input.
*/
public static void main(String args[]) throws IOException {
if (args.length > 1) {
System.err.println("usage: jview com.jclark.xml.apps.Normalize [file]");
System.exit(1);
}
Parser parser = new ParserImpl();
parser.setApplication(new Normalize(new UTF8XMLWriter(new FileOutputStream(FileDescriptor.out))));
try {
parser.parseDocument(args.length == 0
? EntityManagerImpl.openStandardInput()
: EntityManagerImpl.openFile(args[0]));
}
catch (NotWellFormedException e) {
System.err.println(e.getMessage());
System.exit(1);
}
}
public Normalize(XMLWriter w) {
this.w = w;
}
public void startElement(StartElementEvent event) throws IOException {
w.startElement(event.getName());
int nAtts = event.getAttributeCount();
for (int i = 0; i < nAtts; i++)
w.attribute(event.getAttributeName(i),
event.getAttributeValue(i));
}
public void endElement(EndElementEvent event) throws IOException {
w.endElement(event.getName());
}
public void endDocument() throws IOException {
w.write('\n');
w.flush();
}
public void processingInstruction(ProcessingInstructionEvent event) throws IOException {
w.processingInstruction(event.getName(), event.getInstruction());
}
public void characterData(CharacterDataEvent event) throws IOException {
event.writeChars(w);
}
}
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