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root/i-scream/projects/cms/source/client/javacli/XMLStreamReaderThread.java
Revision: 1.1
Committed: Sun Jan 14 21:58:11 2001 UTC (23 years, 8 months ago) by pjm2
Branch: MAIN
CVS Tags: PROJECT_COMPLETION
Log Message:
Basic command line client to the server's clientinterface.
Currently displays machine name, ip and load values.

File Contents

# User Rev Content
1 pjm2 1.1 //---PACKAGE DECLARATION---
2    
3     //---IMPORTS---
4     import java.io.*;
5     import java.net.*;
6     import java.util.ArrayList;
7    
8     import org.xml.sax.*;
9     import javax.xml.parsers.SAXParserFactory;
10     import javax.xml.parsers.ParserConfigurationException;
11     import javax.xml.parsers.SAXParser;
12    
13     /**
14     * XMLStreamReaderThread.
15     *
16     * @author $Author: $
17     * @version $Id: $
18     */
19     public class XMLStreamReaderThread extends Thread {
20    
21     //---FINAL ATTRIBUTES---
22    
23     /**
24     * The current CVS revision of this class
25     */
26     public final String REVISION = "$Revision: $";
27    
28     //---STATIC METHODS---
29    
30     //---CONSTRUCTORS---
31    
32     // Constructor
33     public XMLStreamReaderThread (String serverName, int serverPort, TerminalScreen screen) {
34     _serverName = serverName;
35     _serverPort = serverPort;
36     _screen = screen;
37     }
38    
39     //---PUBLIC METHODS---
40    
41     public void run() {
42    
43     final int maxPacketSize = 8196;
44     final int startByte = 0;
45     final int endByte = 1;
46    
47     BufferedReader br = null;
48     try {
49     Socket conn = new Socket(_serverName, _serverPort);
50     InputStreamReader isr = new InputStreamReader(conn.getInputStream());
51     br = new BufferedReader(isr);
52    
53     }
54     catch(Exception e) {
55     _screen.clear();
56     System.out.println("Cannot connect to "+_serverName+":"+_serverPort);
57     System.exit(1);
58     }
59    
60     DataLayout layout = new DataLayout(_screen, JavaCLIParameters.showData);
61    
62     // Use the default (non-validating) parser
63     SAXParserFactory factory = SAXParserFactory.newInstance();
64     while (1 == 1) {
65     try {
66     String xml = br.readLine();
67    
68     // Parse the input
69     XMLPacket packet = new XMLPacket();
70     SAXParser saxParser = factory.newSAXParser();
71     saxParser.parse(new InputSource(new StringReader(xml)), new XMLStreamParser(packet));
72    
73    
74     // For out information
75     //_screen.gotoxy(4, 5);
76     //_screen.print(packet.printAll(), TerminalScreen.RED);
77    
78     layout.updateScreen(packet);
79    
80     }
81     catch (IOException e) {
82     System.out.println("Connection to server broken.");
83     break;
84     }
85     catch (Exception e) {
86     System.out.println("Error caught in the Thread: "+e);
87     break;
88     }
89     }
90    
91     _screen.clear();
92    
93     }
94    
95    
96     //---PRIVATE METHODS---
97    
98     //---ACCESSOR/MUTATOR METHODS---
99    
100     //---ATTRIBUTES---
101    
102     private String _serverName;
103     private int _serverPort;
104     private TerminalScreen _screen;
105    
106     //---STATIC ATTRIBUTES---
107    
108     }