host/java/SystemMonitor.java

/* 
 * i-scream central monitoring system
 * Copyright (C) 2000-2002 i-scream
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

//---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: ab11 $
 * @version $Id: SystemMonitor.java,v 1.9 2001/03/19 17:30:17 ab11 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:	1.10
Committed:	Sat May 18 18:15:57 2002 UTC (22 years, 4 months ago) by tdb
Branch:	MAIN
Changes since 1.9:	+21 -2 lines
Log Message:	i-scream is now licensed under the GPL. I've added the GPL headers to every source file, and put a full copy of the license in the appropriate places. I think I've covered everything. This is going to be a mad commit ;)
#	User	Rev	Content
1	tdb	1.10	/*
2			* i-scream central monitoring system
3			* Copyright (C) 2000-2002 i-scream
4			*
5			* This program is free software; you can redistribute it and/or
6			* modify it under the terms of the GNU General Public License
7			* as published by the Free Software Foundation; either version 2
8			* of the License, or (at your option) any later version.
9			*
10			* This program is distributed in the hope that it will be useful,
11			* but WITHOUT ANY WARRANTY; without even the implied warranty of
12			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13			* GNU General Public License for more details.
14			*
15			* You should have received a copy of the GNU General Public License
16			* along with this program; if not, write to the Free Software
17			* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18			*/
19
20	ab11	1.2	//---PACKAGE DECLARATION---
21
22			//---IMPORTS---
23
24	ab11	1.5	import java.io.*;
25	tdb	1.6	import java.net.*;
26			import java.util.*;
27	ab11	1.3
28	ab11	1.2	/**
29			* Gathers system information then outputs it as XML
30	ab11	1.9	* Collects data based on properties gained from the
31			* configurator then packages these up using XMLFormatter
32			* and outputs them if the timeout has passed.
33	ab11	1.2	*
34	tdb	1.10	* @author $Author: ab11 $
35			* @version $Id: SystemMonitor.java,v 1.9 2001/03/19 17:30:17 ab11 Exp $
36	ab11	1.2	*/
37	ab11	1.1	class SystemMonitor {
38
39	ab11	1.2	//---FINAL ATTRIBUTES---
40
41			//---STATIC METHODS---
42
43			//---CONSTRUCTORS---
44
45			/**
46	ab11	1.9	* Public constructor for the class. Takes in a Config
47			* object to gain its properties from.
48	ab11	1.2	*
49			*/
50			public SystemMonitor( Config config ){
51			// create a new instace, get the info we need out of config
52			// like things to monitor
53
54			lastCheck = System.currentTimeMillis();
55	tdb	1.6	sequence = 1;
56	ab11	1.2
57			}
58
59			//---PUBLIC METHODS---
60
61			/**
62			* Gathers system information and will black until the timeout has passed.
63			*
64			* @return the system information in an XML packet
65			*/
66			public String getInfo(){
67			// called to retrieve the stored averages and output them as a XML string
68	tdb	1.6	String host = new String();
69			String ip = new String();
70	ab11	1.5	try {
71	tdb	1.6	host = InetAddress.getLocalHost().getHostName();
72	ab11	1.9	ip = InetAddress.getLocalHost().getHostAddress();
73	tdb	1.6	} catch(UnknownHostException e) {
74			System.out.println(e);
75	ab11	1.5	}
76	ab11	1.9	String date = Long.toString(System.currentTimeMillis());
77	tdb	1.8	XMLFormatter xml = new XMLFormatter("packet", "machine_name=\""+host+"\" ip=\""+ip+"\" date=\""+date+"\" seq_no=\""+sequence+"\" type=\"data\"");
78	tdb	1.6
79	ab11	1.9	// get and decode the data
80			DecodeCPU_TXT details = new DecodeCPU_TXT();
81	tdb	1.6
82			// add the decoded info
83	ab11	1.5	xml.addString(details.getItems());
84
85	ab11	1.2	// increment sequence.
86			sequence++;
87	ab11	1.7	// lastCheck = System.currentTimeMillis();
88	ab11	1.2
89			// finally return a string
90			return xml.returnXML();
91			} // getinfo()
92
93			//---PRIVATE METHODS---
94
95			//---ACCESSOR/MUTATOR METHODS---
96
97			//---ATTRIBUTES---
98	ab11	1.1
99			private long lastCheck;
100			private int sequence;
101	ab11	1.2
102			//---STATIC ATTRIBUTES---
103	ab11	1.1
104	ab11	1.9	} // class