host/java/SystemMonitor.java

//---PACKAGE DECLARATION---

//---IMPORTS---

import java.io.*;
import java.net.*;
import java.util.*;

/**
 * Gathers system information then outputs it as XML
 * Collects data based on properties gained from the 
 * configurator then packages these up using XMLFormatter 
 * and outputs them if the timeout has passed.
 *
 * @author  $Author: tdb1 $
 * @version $Id: SystemMonitor.java,v 1.8 2001/01/19 00:13:49 tdb1 Exp $
 */
class SystemMonitor {

//---FINAL ATTRIBUTES---

//---STATIC METHODS---

//---CONSTRUCTORS---

/**
 * Public constructor for the class. Takes in a Config 
 * object to gain its properties from.
 *
 */   
 public SystemMonitor( Config config ){
        // create a new instace, get the info we need out of config
        // like things to monitor
        
        lastCheck = System.currentTimeMillis();
        sequence = 1;
        
    }

//---PUBLIC METHODS---

   /**
    * Gathers system information and will black until the timeout has passed.
    *
    * @return the system information in an XML packet
    */
    public String getInfo(){
        // called to retrieve the stored averages and output them as a XML string
        String host = new String();
        String ip = new String();
        try {
            host = InetAddress.getLocalHost().getHostName();
            ip = InetAddress.getLocalHost().getHostAddress();
        } catch(UnknownHostException e) {
            System.out.println(e);
        }
        String date = Long.toString(System.currentTimeMillis());
        XMLFormatter xml = new XMLFormatter("packet", "machine_name=\""+host+"\" ip=\""+ip+"\" date=\""+date+"\" seq_no=\""+sequence+"\" type=\"data\"");

        // get and decode the data
        DecodeCPU_TXT details = new DecodeCPU_TXT();

        // add the decoded info
        xml.addString(details.getItems());
        
        // increment sequence.
        sequence++;
        // lastCheck = System.currentTimeMillis();
                
        // finally return a string 
        return xml.returnXML();
    } // getinfo()
    
//---PRIVATE METHODS---

//---ACCESSOR/MUTATOR METHODS---

//---ATTRIBUTES---

    private long lastCheck;
    private int sequence;

//---STATIC ATTRIBUTES---

} // class
Revision:	1.9
Committed:	Mon Mar 19 17:30:17 2001 UTC (23 years, 8 months ago) by ab11
Branch:	MAIN
CVS Tags:	PROJECT_COMPLETION
Changes since 1.8:	+12 -47 lines
Log Message:	Removed dead code and converted all tabs to spaces ready for printing.
#	User	Rev	Content
1	ab11	1.2	//---PACKAGE DECLARATION---
2
3			//---IMPORTS---
4
5	ab11	1.5	import java.io.*;
6	tdb	1.6	import java.net.*;
7			import java.util.*;
8	ab11	1.3
9	ab11	1.2	/**
10			* Gathers system information then outputs it as XML
11	ab11	1.9	* Collects data based on properties gained from the
12			* configurator then packages these up using XMLFormatter
13			* and outputs them if the timeout has passed.
14	ab11	1.2	*
15	ab11	1.9	* @author $Author: tdb1 $
16			* @version $Id: SystemMonitor.java,v 1.8 2001/01/19 00:13:49 tdb1 Exp $
17	ab11	1.2	*/
18	ab11	1.1	class SystemMonitor {
19
20	ab11	1.2	//---FINAL ATTRIBUTES---
21
22			//---STATIC METHODS---
23
24			//---CONSTRUCTORS---
25
26			/**
27	ab11	1.9	* Public constructor for the class. Takes in a Config
28			* object to gain its properties from.
29	ab11	1.2	*
30			*/
31			public SystemMonitor( Config config ){
32			// create a new instace, get the info we need out of config
33			// like things to monitor
34
35			lastCheck = System.currentTimeMillis();
36	tdb	1.6	sequence = 1;
37	ab11	1.2
38			}
39
40			//---PUBLIC METHODS---
41
42			/**
43			* Gathers system information and will black until the timeout has passed.
44			*
45			* @return the system information in an XML packet
46			*/
47			public String getInfo(){
48			// called to retrieve the stored averages and output them as a XML string
49	tdb	1.6	String host = new String();
50			String ip = new String();
51	ab11	1.5	try {
52	tdb	1.6	host = InetAddress.getLocalHost().getHostName();
53	ab11	1.9	ip = InetAddress.getLocalHost().getHostAddress();
54	tdb	1.6	} catch(UnknownHostException e) {
55			System.out.println(e);
56	ab11	1.5	}
57	ab11	1.9	String date = Long.toString(System.currentTimeMillis());
58	tdb	1.8	XMLFormatter xml = new XMLFormatter("packet", "machine_name=\""+host+"\" ip=\""+ip+"\" date=\""+date+"\" seq_no=\""+sequence+"\" type=\"data\"");
59	tdb	1.6
60	ab11	1.9	// get and decode the data
61			DecodeCPU_TXT details = new DecodeCPU_TXT();
62	tdb	1.6
63			// add the decoded info
64	ab11	1.5	xml.addString(details.getItems());
65
66	ab11	1.2	// increment sequence.
67			sequence++;
68	ab11	1.7	// lastCheck = System.currentTimeMillis();
69	ab11	1.2
70			// finally return a string
71			return xml.returnXML();
72			} // getinfo()
73
74			//---PRIVATE METHODS---
75
76			//---ACCESSOR/MUTATOR METHODS---
77
78			//---ATTRIBUTES---
79	ab11	1.1
80			private long lastCheck;
81			private int sequence;
82	ab11	1.2
83			//---STATIC ATTRIBUTES---
84	ab11	1.1
85	ab11	1.9	} // class