4 // Imported TraX classes
5 import org.apache.trax.Processor;
6 import org.apache.trax.Templates;
7 import org.apache.trax.Transformer;
8 import org.apache.trax.Result;
9 import org.apache.trax.ProcessorException;
10 import org.apache.trax.ProcessorFactoryException;
11 import org.apache.trax.TransformException;
13 // Imported SAX classes
14 import org.xml.sax.InputSource;
15 import org.xml.sax.SAXException;
16 import org.xml.sax.Parser;
17 import org.xml.sax.helpers.ParserAdapter;
18 import org.xml.sax.helpers.XMLReaderFactory;
19 import org.xml.sax.XMLReader;
20 import org.xml.sax.ContentHandler;
21 import org.xml.sax.ext.LexicalHandler;
23 // Imported DOM classes
24 import org.w3c.dom.Node;
26 // Imported Serializer classes
27 import org.apache.serialize.OutputFormat;
28 import org.apache.serialize.Serializer;
29 import org.apache.serialize.SerializerFactory;
31 // Imported JAVA API for XML Parsing 1.0 classes
32 import javax.xml.parsers.DocumentBuilder;
33 import javax.xml.parsers.DocumentBuilderFactory;
34 import javax.xml.parsers.ParserConfigurationException;
37 public class xaland2 {
38 public static void main(String argv[]) throws IOException, MalformedURLException, SAXException, ParserConfigurationException
40 int port = Integer.parseInt(argv[0]);
41 int port2 = Integer.parseInt(argv[1]);
42 String xsl1 = argv[2];
43 String xsl2 = argv[3];
44 String theory_xsl1 = argv[4];
45 String theory_xsl2 = argv[5];
47 Processor theory_processor = Processor.newInstance("xslt");
48 Templates theory_style1 = theory_processor.process(new InputSource(theory_xsl1));
49 Transformer theory_transformer1 = theory_style1.newTransformer();
51 Templates theory_style2 = theory_processor.process(new InputSource(theory_xsl2));
52 Transformer theory_transformer2 = theory_style2.newTransformer();
55 Processor processor = Processor.newInstance("xslt");
56 Templates style1 = processor.process(new InputSource(xsl1));
57 Transformer transformer1 = style1.newTransformer();
59 Templates style2 = processor.process(new InputSource(xsl2));
60 Transformer transformer2 = style2.newTransformer();
63 DatagramSocket socket = new DatagramSocket(port);
65 System.out.println("Demon activated on input port " + port +
66 " and output port " + port2);
68 System.out.print("Ready...");
70 /* Warning: the packet must be a fresh one! */
71 DatagramPacket packet = new DatagramPacket(new byte[1024],1024);
72 socket.receive(packet);
73 byte data[] = packet.getData();
74 int datalen = packet.getLength();
75 String received = new String(data,0,datalen);
77 int first = received.indexOf(' ');
78 int last = received.lastIndexOf(' ');
79 String mode = received.substring(0,first);
80 String input = received.substring(first+1,last);
81 String output = received.substring(last+1);
83 System.out.println("request received! Parameters are");
84 System.out.println("Mode: " + mode + " ");
85 System.out.println("Input file: \"" + input + "\"");
86 System.out.println("Output file: \"" + output + "\"\n");
88 if ((new File(output)).exists()) {
89 System.out.println("Using cached version\n");
91 FileOutputStream fout = new FileOutputStream(output);
92 if (mode.equals("cic")) {
93 XMLReader reader = XMLReaderFactory.createXMLReader();
94 ContentHandler chandler = transformer1.getInputContentHandler();
95 reader.setContentHandler(chandler);
96 if (chandler instanceof LexicalHandler)
97 reader.setProperty("http://xml.org/sax/properties/lexical-handler", chandler);
99 reader.setProperty("http://xml.org/sax/properties/lexical-handler", null);
101 transformer1.setContentHandler(transformer2.getInputContentHandler());
102 Serializer serializer = SerializerFactory.getSerializer("xml");
103 serializer.setOutputStream(fout);
104 transformer2.setContentHandler(serializer.asContentHandler());
107 } else if (mode.equals("theory")) {
108 XMLReader reader = XMLReaderFactory.createXMLReader();
109 ContentHandler chandler = theory_transformer1.getInputContentHandler();
110 reader.setContentHandler(chandler);
111 if (chandler instanceof LexicalHandler)
112 reader.setProperty("http://xml.org/sax/properties/lexical-handler", chandler);
114 reader.setProperty("http://xml.org/sax/properties/lexical-handler", null);
116 theory_transformer1.setContentHandler(theory_transformer2.getInputContentHandler());
117 Serializer serializer = SerializerFactory.getSerializer("xml");
118 serializer.setOutputStream(fout);
119 theory_transformer2.setContentHandler(serializer.asContentHandler());
125 InetAddress address = InetAddress.getLocalHost();
126 DatagramSocket socket2 = new DatagramSocket();
128 byte buf[] = new byte[0];
129 DatagramPacket packet2 = new DatagramPacket(buf,0,address,port2);
131 socket2.send(packet2);